diff --git a/ofborg/src/bin/build-faker.rs b/ofborg/src/bin/build-faker.rs
index 73464a6..ad51c40 100644
--- a/ofborg/src/bin/build-faker.rs
+++ b/ofborg/src/bin/build-faker.rs
@@ -1,3 +1,4 @@
+use log::{info, log};
 use ofborg::commentparser;
 use ofborg::config;
 use ofborg::easyamqp;
@@ -11,10 +12,10 @@ fn main() {
     let cfg = config::load(env::args().nth(1).unwrap().as_ref());
     ofborg::setup_log();
 
-    println!("Hello, world!");
+    info!("Hello, world!");
 
     let mut session = easyamqp::session_from_config(&cfg.rabbitmq).unwrap();
-    println!("Connected to rabbitmq");
+    info!("Connected to rabbitmq");
 
     let mut channel = session.open_channel(1).unwrap();
 
@@ -56,7 +57,7 @@ fn main() {
     }
 
     channel.close(200, "Bye").unwrap();
-    println!("Closed the channel");
+    info!("Closed the channel");
     session.close(200, "Good Bye");
-    println!("Closed the session... EOF");
+    info!("Closed the session... EOF");
 }
diff --git a/ofborg/src/bin/builder.rs b/ofborg/src/bin/builder.rs
index 3af2af1..5f964d1 100644
--- a/ofborg/src/bin/builder.rs
+++ b/ofborg/src/bin/builder.rs
@@ -1,5 +1,5 @@
 use amqp::Basic;
-use log::{log, warn};
+use log::{info, log, warn};
 use ofborg::checkout;
 use ofborg::config;
 use ofborg::easyamqp::{self, TypedWrappers};
@@ -103,10 +103,10 @@ fn main() {
         )
         .unwrap();
 
-    println!("Fetching jobs from {}", &queue_name);
+    info!("Fetching jobs from {}", &queue_name);
     channel.start_consuming();
     channel.close(200, "Bye").unwrap();
-    println!("Closed the channel");
+    info!("Closed the channel");
     session.close(200, "Good Bye");
-    println!("Closed the session... EOF");
+    info!("Closed the session... EOF");
 }
diff --git a/ofborg/src/bin/evaluation-filter.rs b/ofborg/src/bin/evaluation-filter.rs
index 672c908..73415a3 100644
--- a/ofborg/src/bin/evaluation-filter.rs
+++ b/ofborg/src/bin/evaluation-filter.rs
@@ -1,4 +1,5 @@
 use amqp::Basic;
+use log::{info, log};
 use ofborg::config;
 use ofborg::easyamqp::{self, TypedWrappers};
 use ofborg::tasks;
@@ -10,10 +11,10 @@ fn main() {
     let cfg = config::load(env::args().nth(1).unwrap().as_ref());
     ofborg::setup_log();
 
-    println!("Hello, world!");
+    info!("Hello, world!");
 
     let mut session = easyamqp::session_from_config(&cfg.rabbitmq).unwrap();
-    println!("Connected to rabbitmq");
+    info!("Connected to rabbitmq");
 
     let mut channel = session.open_channel(1).unwrap();
 
@@ -84,10 +85,10 @@ fn main() {
 
     channel.start_consuming();
 
-    println!("Finished consuming?");
+    info!("Finished consuming?");
 
     channel.close(200, "Bye").unwrap();
-    println!("Closed the channel");
+    info!("Closed the channel");
     session.close(200, "Good Bye");
-    println!("Closed the session... EOF");
+    info!("Closed the session... EOF");
 }
diff --git a/ofborg/src/bin/github-comment-filter.rs b/ofborg/src/bin/github-comment-filter.rs
index 95badaf..d7d2ebd 100644
--- a/ofborg/src/bin/github-comment-filter.rs
+++ b/ofborg/src/bin/github-comment-filter.rs
@@ -1,4 +1,5 @@
 use amqp::Basic;
+use log::{info, log};
 use ofborg::config;
 use ofborg::easyamqp::{self, TypedWrappers};
 use ofborg::tasks;
@@ -10,10 +11,10 @@ fn main() {
     let cfg = config::load(env::args().nth(1).unwrap().as_ref());
     ofborg::setup_log();
 
-    println!("Hello, world!");
+    info!("Hello, world!");
 
     let mut session = easyamqp::session_from_config(&cfg.rabbitmq).unwrap();
-    println!("Connected to rabbitmq");
+    info!("Connected to rabbitmq");
 
     let mut channel = session.open_channel(1).unwrap();
     channel
@@ -85,10 +86,10 @@ fn main() {
 
     channel.start_consuming();
 
-    println!("Finished consuming?");
+    info!("Finished consuming?");
 
     channel.close(200, "Bye").unwrap();
-    println!("Closed the channel");
+    info!("Closed the channel");
     session.close(200, "Good Bye");
-    println!("Closed the session... EOF");
+    info!("Closed the session... EOF");
 }
diff --git a/ofborg/src/bin/github-comment-poster.rs b/ofborg/src/bin/github-comment-poster.rs
index 3f04ef2..3faf332 100644
--- a/ofborg/src/bin/github-comment-poster.rs
+++ b/ofborg/src/bin/github-comment-poster.rs
@@ -1,4 +1,5 @@
 use amqp::Basic;
+use log::{info, log};
 use ofborg::config;
 use ofborg::easyamqp::{self, TypedWrappers};
 use ofborg::tasks;
@@ -68,10 +69,10 @@ fn main() {
 
     channel.start_consuming();
 
-    println!("Finished consuming?");
+    info!("Finished consuming?");
 
     channel.close(200, "Bye").unwrap();
-    println!("Closed the channel");
+    info!("Closed the channel");
     session.close(200, "Good Bye");
-    println!("Closed the session... EOF");
+    info!("Closed the session... EOF");
 }
diff --git a/ofborg/src/bin/log-message-collector.rs b/ofborg/src/bin/log-message-collector.rs
index d0864d1..6047240 100644
--- a/ofborg/src/bin/log-message-collector.rs
+++ b/ofborg/src/bin/log-message-collector.rs
@@ -1,3 +1,4 @@
+use log::{info, log};
 use ofborg::config;
 use ofborg::easyamqp::{self, TypedWrappers};
 use ofborg::tasks;
@@ -11,7 +12,7 @@ fn main() {
     ofborg::setup_log();
 
     let mut session = easyamqp::session_from_config(&cfg.rabbitmq).unwrap();
-    println!("Connected to rabbitmq");
+    info!("Connected to rabbitmq");
 
     let mut channel = session.open_channel(1).unwrap();
 
@@ -71,10 +72,10 @@ fn main() {
 
     channel.start_consuming();
 
-    println!("Finished consuming?");
+    info!("Finished consuming?");
 
     channel.close(200, "Bye").unwrap();
-    println!("Closed the channel");
+    info!("Closed the channel");
     session.close(200, "Good Bye");
-    println!("Closed the session... EOF");
+    info!("Closed the session... EOF");
 }
diff --git a/ofborg/src/bin/log-message-generator.rs b/ofborg/src/bin/log-message-generator.rs
index 809d082..467d791 100644
--- a/ofborg/src/bin/log-message-generator.rs
+++ b/ofborg/src/bin/log-message-generator.rs
@@ -1,3 +1,4 @@
+use log::{info, log};
 use ofborg::config;
 use ofborg::easyamqp;
 use ofborg::message::{buildjob, Pr, Repo};
@@ -13,9 +14,9 @@ fn main() {
     ofborg::setup_log();
 
     let mut session = easyamqp::session_from_config(&cfg.rabbitmq).unwrap();
-    println!("Connected to rabbitmq");
+    info!("Connected to rabbitmq");
 
-    println!("About to open channel #1");
+    info!("About to open channel #1");
     let mut chan = session.open_channel(1).unwrap();
 
     let mut receiver = notifyworker::ChannelNotificationReceiver::new(&mut chan, 0);
@@ -39,7 +40,7 @@ fn main() {
     };
 
     loop {
-        println!("Starting a new build simulation");
+        info!("Starting a new build simulation");
         let mut actions =
             build::JobActions::new(&cfg.nix.system, &cfg.runner.identity, &job, &mut receiver);
         actions.log_started(vec![], vec![]);
diff --git a/ofborg/src/bin/mass-rebuilder.rs b/ofborg/src/bin/mass-rebuilder.rs
index a29bd26..f074749 100644
--- a/ofborg/src/bin/mass-rebuilder.rs
+++ b/ofborg/src/bin/mass-rebuilder.rs
@@ -1,4 +1,5 @@
 use amqp::Basic;
+use log::{error, info, log};
 use ofborg::checkout;
 use ofborg::config;
 use ofborg::easyamqp::{self, TypedWrappers};
@@ -15,7 +16,7 @@ fn main() {
 
     if memory_info.avail < 8 * 1024 * 1024 {
         // seems this stuff is in kilobytes?
-        println!(
+        error!(
             "Less than 8Gb of memory available (got {:.2}Gb). Aborting.",
             (memory_info.avail as f32) / 1024.0 / 1024.0
         );
@@ -26,10 +27,10 @@ fn main() {
 
     ofborg::setup_log();
 
-    println!("Hello, world!");
+    info!("Hello, world!");
 
     let mut session = easyamqp::session_from_config(&cfg.rabbitmq).unwrap();
-    println!("Connected to rabbitmq");
+    info!("Connected to rabbitmq");
 
     let mut channel = session.open_channel(1).unwrap();
 
@@ -82,10 +83,10 @@ fn main() {
 
     channel.start_consuming();
 
-    println!("Finished consuming?");
+    info!("Finished consuming?");
 
     channel.close(200, "Bye").unwrap();
-    println!("Closed the channel");
+    info!("Closed the channel");
     session.close(200, "Good Bye");
-    println!("Closed the session... EOF");
+    info!("Closed the session... EOF");
 }
diff --git a/ofborg/src/bin/stats.rs b/ofborg/src/bin/stats.rs
index 29d640b..99bf464 100644
--- a/ofborg/src/bin/stats.rs
+++ b/ofborg/src/bin/stats.rs
@@ -1,5 +1,6 @@
 use amqp::Basic;
 use hyper::server::{Request, Response, Server};
+use log::{info, log};
 use ofborg::easyamqp::TypedWrappers;
 use ofborg::{config, easyamqp, stats, tasks, worker};
 
@@ -10,10 +11,10 @@ fn main() {
     let cfg = config::load(env::args().nth(1).unwrap().as_ref());
     ofborg::setup_log();
 
-    println!("Hello, world!");
+    info!("Hello, world!");
 
     let mut session = easyamqp::session_from_config(&cfg.rabbitmq).unwrap();
-    println!("Connected to rabbitmq");
+    info!("Connected to rabbitmq");
 
     let events = stats::RabbitMQ::new(
         &format!("{}-{}", cfg.runner.identity.clone(), cfg.nix.system.clone()),
@@ -78,7 +79,7 @@ fn main() {
 
     thread::spawn(|| {
         let addr = "0.0.0.0:9898";
-        println!("listening addr {:?}", addr);
+        info!("listening addr {:?}", addr);
         Server::http(addr)
             .unwrap()
             .handle(move |_: Request, res: Response| {
@@ -89,10 +90,10 @@ fn main() {
 
     channel.start_consuming();
 
-    println!("Finished consuming?");
+    info!("Finished consuming?");
 
     channel.close(200, "Bye").unwrap();
-    println!("Closed the channel");
+    info!("Closed the channel");
     session.close(200, "Good Bye");
-    println!("Closed the session... EOF");
+    info!("Closed the session... EOF");
 }
diff --git a/ofborg/src/commitstatus.rs b/ofborg/src/commitstatus.rs
index 7f0d70f..cf92180 100644
--- a/ofborg/src/commitstatus.rs
+++ b/ofborg/src/commitstatus.rs
@@ -46,8 +46,8 @@ impl<'a> CommitStatus<'a> {
 
     pub fn set(&self, state: hubcaps::statuses::State) -> Result<(), CommitStatusError> {
         let desc = if self.description.len() >= 140 {
-            eprintln!(
-                "Warning: description is over 140 char; truncating: {:?}",
+            warn!(
+                "description is over 140 char; truncating: {:?}",
                 &self.description
             );
             self.description.chars().take(140).collect()
diff --git a/ofborg/src/config.rs b/ofborg/src/config.rs
index c79a0dc..8df12b0 100644
--- a/ofborg/src/config.rs
+++ b/ofborg/src/config.rs
@@ -197,11 +197,11 @@ impl GithubAppVendingMachine {
 
             match lookup_gh.app().find_repo_installation(owner, repo) {
                 Ok(install_id) => {
-                    debug!("Received install ID {:#?}", install_id);
+                    debug!("Received install ID {:?}", install_id);
                     Some(install_id.id)
                 }
                 Err(e) => {
-                    warn!("Error during install ID lookup: {:#?}", e);
+                    warn!("Error during install ID lookup: {:?}", e);
                     None
                 }
             }
diff --git a/ofborg/src/nixenv.rs b/ofborg/src/nixenv.rs
index f499b37..6915ec7 100644
--- a/ofborg/src/nixenv.rs
+++ b/ofborg/src/nixenv.rs
@@ -155,7 +155,7 @@ impl Error {
                 }
             }
             Error::UncleanEvaluation(warnings) => {
-                format!("nix-env did not evaluate cleanly:\n {:#?}", warnings)
+                format!("nix-env did not evaluate cleanly:\n {:?}", warnings)
             }
             Error::StatsParse(mut fd, seek, parse_err) => {
                 let mut buffer = Vec::new();
diff --git a/ofborg/src/tasks/build.rs b/ofborg/src/tasks/build.rs
index bdf8158..27c184b 100644
--- a/ofborg/src/tasks/build.rs
+++ b/ofborg/src/tasks/build.rs
@@ -261,11 +261,11 @@ impl notifyworker::SimpleNotifyWorker for BuildWorker {
     type J = buildjob::BuildJob;
 
     fn msg_to_job(&self, _: &Deliver, _: &BasicProperties, body: &[u8]) -> Result<Self::J, String> {
-        println!("lmao I got a job?");
+        info!("lmao I got a job?");
         match buildjob::from(body) {
             Ok(e) => Ok(e),
             Err(e) => {
-                println!("{:?}", String::from_utf8(body.to_vec()));
+                error!("{:?}", String::from_utf8(body.to_vec()));
                 panic!("{:?}", e);
             }
         }
@@ -316,7 +316,7 @@ impl notifyworker::SimpleNotifyWorker for BuildWorker {
             return;
         }
 
-        println!(
+        info!(
             "Got path: {:?}, determining which ones we can build ",
             refpath
         );
@@ -332,7 +332,7 @@ impl notifyworker::SimpleNotifyWorker for BuildWorker {
             .map(|(attr, _)| attr)
             .collect();
 
-        println!(
+        info!(
             "Can build: '{}', Cannot build: '{}'",
             can_build.join(", "),
             cannot_build_attrs.join(", ")
@@ -372,17 +372,17 @@ impl notifyworker::SimpleNotifyWorker for BuildWorker {
             },
         };
 
-        println!("ok built ({:?}), building", status);
-        println!("Lines:\n-----8<-----");
+        info!("ok built ({:?}), building", status);
+        info!("Lines:\n-----8<-----");
         actions
             .log_snippet()
             .iter()
-            .inspect(|x| println!("{}", x))
+            .inspect(|x| info!("{}", x))
             .last();
-        println!("----->8-----");
+        info!("----->8-----");
 
         actions.build_finished(status, can_build, cannot_build_attrs);
-        println!("Done!");
+        info!("Done!");
     }
 }
 
diff --git a/ofborg/src/tasks/eval/nixpkgs.rs b/ofborg/src/tasks/eval/nixpkgs.rs
index f411e1b..2cb64c2 100644
--- a/ofborg/src/tasks/eval/nixpkgs.rs
+++ b/ofborg/src/tasks/eval/nixpkgs.rs
@@ -575,7 +575,7 @@ fn request_reviews(maint: &maintainers::ImpactedMaintainers, pull: &hubcaps::pul
                         team_reviewers: vec![],
                     })
             {
-                println!("Failure requesting a review from {}: {:#?}", maintainer, e,);
+                warn!("Failure requesting a review from {}: {:?}", maintainer, e,);
             }
         }
     }
diff --git a/ofborg/src/tasks/eval/stdenvs.rs b/ofborg/src/tasks/eval/stdenvs.rs
index c5aa857..fcaeb34 100644
--- a/ofborg/src/tasks/eval/stdenvs.rs
+++ b/ofborg/src/tasks/eval/stdenvs.rs
@@ -101,12 +101,12 @@ impl Stdenvs {
             true,
         );
 
-        println!("{:?}", result);
+        info!("{:?}", result);
 
         match result {
             Ok(mut out) => Some(file_to_str(&mut out)),
             Err(mut out) => {
-                println!("{:?}", file_to_str(&mut out));
+                warn!("{:?}", file_to_str(&mut out));
                 None
             }
         }
diff --git a/ofborg/src/tasks/evaluate.rs b/ofborg/src/tasks/evaluate.rs
index a1afdd6..edd4c52 100644
--- a/ofborg/src/tasks/evaluate.rs
+++ b/ofborg/src/tasks/evaluate.rs
@@ -163,8 +163,8 @@ impl<'a, E: stats::SysEvents + 'static> OneEval<'a, E> {
         state: hubcaps::statuses::State,
     ) -> Result<(), hubcaps::Error> {
         let description = if description.len() >= 140 {
-            eprintln!(
-                "Warning: description is over 140 char; truncating: {:?}",
+            warn!(
+                "description is over 140 char; truncating: {:?}",
                 &description
             );
             description.chars().take(140).collect()
@@ -210,16 +210,16 @@ impl<'a, E: stats::SysEvents + 'static> OneEval<'a, E> {
 
         match eval_result {
             EvalWorkerError::CommitStatusWrite(e) => {
-                eprintln!(
-                    "Failed to write commit status, got error: {:#?}, marking internal error",
+                error!(
+                    "Failed to write commit status, got error: {:?}, marking internal error",
                     e
                 );
                 let issue_ref = self.repo.issue(self.job.pr.number);
                 update_labels(&issue_ref, &[String::from("ofborg-internal-error")], &[]);
             }
             EvalWorkerError::EvalError(eval::Error::CommitStatusWrite(e)) => {
-                eprintln!(
-                    "Failed to write commit status, got error: {:#?}, marking internal error",
+                error!(
+                    "Failed to write commit status, got error: {:?}, marking internal error",
                     e
                 );
                 let issue_ref = self.repo.issue(self.job.pr.number);
@@ -228,7 +228,7 @@ impl<'a, E: stats::SysEvents + 'static> OneEval<'a, E> {
             EvalWorkerError::EvalError(eval::Error::Fail(msg)) => {
                 self.update_status(msg.clone(), None, hubcaps::statuses::State::Failure)
                     .unwrap_or_else(|e| {
-                        panic!("Failed to set plain status: {}; e: {:#?}", msg, e);
+                        panic!("Failed to set plain status: {}; e: {:?}", msg, e);
                     });
             }
             EvalWorkerError::EvalError(eval::Error::FailWithGist(msg, filename, content)) => {
@@ -239,7 +239,7 @@ impl<'a, E: stats::SysEvents + 'static> OneEval<'a, E> {
                 )
                 .unwrap_or_else(|e| {
                     panic!(
-                        "Failed to set status with a gist: {}, {}, {}; e: {:#?}",
+                        "Failed to set status with a gist: {}, {}, {}; e: {:?}",
                         msg, filename, content, e
                     );
                 });
@@ -379,7 +379,7 @@ impl<'a, E: stats::SysEvents + 'static> OneEval<'a, E> {
 
         evaluation_strategy.after_merge(&mut overall_status)?;
 
-        println!("Got path: {:?}, building", refpath);
+        info!("Got path: {:?}, building", refpath);
         overall_status
             .set_with_description("Beginning Evaluations", hubcaps::statuses::State::Pending)?;
 
@@ -469,7 +469,7 @@ fn schedule_builds(
 ) -> Vec<worker::Action> {
     let mut response = vec![];
     info!(
-        "Scheduling build jobs {:#?} on arches {:#?}",
+        "Scheduling build jobs {:?} on arches {:?}",
         builds, auto_schedule_build_archs
     );
     for buildjob in builds {
@@ -532,7 +532,8 @@ pub fn update_labels(issue: &hubcaps::issues::IssueRef, add: &[String], remove:
         .iter()
         .map(|l| l.name.clone())
         .collect();
-    println!("Already: {:?}", existing);
+    info!("Already: {:?}", existing);
+
     let to_add = add
         .iter()
         .filter(|l| !existing.contains(l)) // Remove labels already on the issue
diff --git a/ofborg/src/tasks/githubcommentfilter.rs b/ofborg/src/tasks/githubcommentfilter.rs
index 28b0859..f0e1412 100644
--- a/ofborg/src/tasks/githubcommentfilter.rs
+++ b/ofborg/src/tasks/githubcommentfilter.rs
@@ -30,7 +30,7 @@ impl worker::SimpleWorker for GitHubCommentWorker {
         match serde_json::from_slice(body) {
             Ok(e) => Ok(e),
             Err(e) => {
-                println!(
+                error!(
                     "Failed to deserialize IsssueComment: {:?}",
                     String::from_utf8(body.to_vec())
                 );
@@ -55,15 +55,15 @@ impl worker::SimpleWorker for GitHubCommentWorker {
         );
 
         if build_destinations.is_empty() {
-            println!("No build destinations for: {:?}", job);
+            info!("No build destinations for: {:?}", job);
             // Don't process comments if they can't build anything
             return vec![worker::Action::Ack];
         }
 
-        println!("Got job: {:?}", job);
+        info!("Got job: {:?}", job);
 
         let instructions = commentparser::parse(&job.comment.body);
-        println!("Instructions: {:?}", instructions);
+        info!("Instructions: {:?}", instructions);
 
         let pr = self
             .github
diff --git a/ofborg/src/tasks/githubcommentposter.rs b/ofborg/src/tasks/githubcommentposter.rs
index 6a27dc1..20eee6e 100644
--- a/ofborg/src/tasks/githubcommentposter.rs
+++ b/ofborg/src/tasks/githubcommentposter.rs
@@ -70,7 +70,7 @@ impl worker::SimpleWorker for GitHubCommentPoster {
         }
 
         for check in checks {
-            println!(":{:?}", check);
+            info!(":{:?}", check);
 
             let check_create_attempt = self
                 .github_vend
diff --git a/ofborg/src/tasks/log_message_collector.rs b/ofborg/src/tasks/log_message_collector.rs
index 8405a66..fe67426 100644
--- a/ofborg/src/tasks/log_message_collector.rs
+++ b/ofborg/src/tasks/log_message_collector.rs
@@ -44,7 +44,7 @@ fn validate_path_segment(segment: &PathBuf) -> Result<(), String> {
     if segment.components().all(|component| match component {
         Component::Normal(_) => true,
         e => {
-            println!("Invalid path component: {:?}", e);
+            warn!("Invalid path component: {:?}", e);
             false
         }
     }) {