diff --git a/ofborg/src/asynccmd.rs b/ofborg/src/asynccmd.rs
index ec72565..a6c29fe 100644
--- a/ofborg/src/asynccmd.rs
+++ b/ofborg/src/asynccmd.rs
@@ -4,6 +4,8 @@ use std::process::{Child, Command, ExitStatus, Stdio};
 use std::sync::mpsc::{self, sync_channel, Receiver, SyncSender};
 use std::thread::{self, JoinHandle};
 
+use tracing::{debug, error, info};
+
 // Specifically set to fall under 1/2 of the AMQP library's
 // SyncSender limitation.
 const OUT_CHANNEL_BUFFER_SIZE: usize = 30;
diff --git a/ofborg/src/bin/build-faker.rs b/ofborg/src/bin/build-faker.rs
index ad51c40..778e336 100644
--- a/ofborg/src/bin/build-faker.rs
+++ b/ofborg/src/bin/build-faker.rs
@@ -1,4 +1,3 @@
-use log::{info, log};
 use ofborg::commentparser;
 use ofborg::config;
 use ofborg::easyamqp;
@@ -8,6 +7,8 @@ use ofborg::worker;
 
 use std::env;
 
+use tracing::info;
+
 fn main() {
     let cfg = config::load(env::args().nth(1).unwrap().as_ref());
     ofborg::setup_log();
diff --git a/ofborg/src/bin/builder.rs b/ofborg/src/bin/builder.rs
index d5529e1..7b4a9b3 100644
--- a/ofborg/src/bin/builder.rs
+++ b/ofborg/src/bin/builder.rs
@@ -3,7 +3,7 @@ use std::error::Error;
 use std::path::Path;
 
 use async_std::task;
-use log::{info, log, warn};
+use tracing::{info, warn};
 
 use ofborg::easyamqp::{self, ChannelExt, ConsumerExt};
 use ofborg::easylapin;
diff --git a/ofborg/src/bin/evaluation-filter.rs b/ofborg/src/bin/evaluation-filter.rs
index 96e65ce..91d519f 100644
--- a/ofborg/src/bin/evaluation-filter.rs
+++ b/ofborg/src/bin/evaluation-filter.rs
@@ -1,5 +1,4 @@
 use amqp::Basic;
-use log::{info, log};
 use ofborg::config;
 use ofborg::easyamqp::{self, ChannelExt, ConsumerExt};
 use ofborg::tasks;
@@ -7,6 +6,8 @@ use ofborg::worker;
 
 use std::env;
 
+use tracing::info;
+
 fn main() {
     let cfg = config::load(env::args().nth(1).unwrap().as_ref());
     ofborg::setup_log();
diff --git a/ofborg/src/bin/github-comment-filter.rs b/ofborg/src/bin/github-comment-filter.rs
index c872756..af18796 100644
--- a/ofborg/src/bin/github-comment-filter.rs
+++ b/ofborg/src/bin/github-comment-filter.rs
@@ -1,5 +1,3 @@
-use amqp::Basic;
-use log::{info, log};
 use ofborg::config;
 use ofborg::easyamqp::{self, ChannelExt, ConsumerExt};
 use ofborg::tasks;
@@ -7,6 +5,9 @@ use ofborg::worker;
 
 use std::env;
 
+use amqp::Basic;
+use tracing::info;
+
 fn main() {
     let cfg = config::load(env::args().nth(1).unwrap().as_ref());
     ofborg::setup_log();
diff --git a/ofborg/src/bin/github-comment-poster.rs b/ofborg/src/bin/github-comment-poster.rs
index cca3925..25d0c66 100644
--- a/ofborg/src/bin/github-comment-poster.rs
+++ b/ofborg/src/bin/github-comment-poster.rs
@@ -1,5 +1,3 @@
-use amqp::Basic;
-use log::{info, log};
 use ofborg::config;
 use ofborg::easyamqp::{self, ChannelExt, ConsumerExt};
 use ofborg::tasks;
@@ -7,6 +5,9 @@ use ofborg::worker;
 
 use std::env;
 
+use amqp::Basic;
+use tracing::info;
+
 fn main() {
     let cfg = config::load(env::args().nth(1).unwrap().as_ref());
     ofborg::setup_log();
diff --git a/ofborg/src/bin/log-message-collector.rs b/ofborg/src/bin/log-message-collector.rs
index b49a809..a9e5cef 100644
--- a/ofborg/src/bin/log-message-collector.rs
+++ b/ofborg/src/bin/log-message-collector.rs
@@ -1,4 +1,3 @@
-use log::{info, log};
 use ofborg::config;
 use ofborg::easyamqp::{self, ChannelExt, ConsumerExt};
 use ofborg::tasks;
@@ -7,6 +6,8 @@ use ofborg::worker;
 use std::env;
 use std::path::PathBuf;
 
+use tracing::info;
+
 fn main() {
     let cfg = config::load(env::args().nth(1).unwrap().as_ref());
     ofborg::setup_log();
diff --git a/ofborg/src/bin/log-message-generator.rs b/ofborg/src/bin/log-message-generator.rs
index 467d791..6ab7915 100644
--- a/ofborg/src/bin/log-message-generator.rs
+++ b/ofborg/src/bin/log-message-generator.rs
@@ -1,4 +1,3 @@
-use log::{info, log};
 use ofborg::config;
 use ofborg::easyamqp;
 use ofborg::message::{buildjob, Pr, Repo};
@@ -9,6 +8,8 @@ use std::env;
 use std::thread;
 use std::time::Duration;
 
+use tracing::info;
+
 fn main() {
     let cfg = config::load(env::args().nth(1).unwrap().as_ref());
     ofborg::setup_log();
diff --git a/ofborg/src/bin/mass-rebuilder.rs b/ofborg/src/bin/mass-rebuilder.rs
index 353afe6..7c098b6 100644
--- a/ofborg/src/bin/mass-rebuilder.rs
+++ b/ofborg/src/bin/mass-rebuilder.rs
@@ -1,5 +1,3 @@
-use amqp::Basic;
-use log::{error, info, log};
 use ofborg::checkout;
 use ofborg::config;
 use ofborg::easyamqp::{self, ChannelExt, ConsumerExt};
@@ -11,6 +9,9 @@ use std::env;
 use std::path::Path;
 use std::process;
 
+use amqp::Basic;
+use tracing::{error, info};
+
 fn main() {
     let memory_info = sys_info::mem_info().expect("Unable to get memory information from OS");
 
diff --git a/ofborg/src/bin/stats.rs b/ofborg/src/bin/stats.rs
index a835cbf..06a4ffc 100644
--- a/ofborg/src/bin/stats.rs
+++ b/ofborg/src/bin/stats.rs
@@ -1,12 +1,13 @@
-use amqp::Basic;
-use hyper::server::{Request, Response, Server};
-use log::{info, log};
 use ofborg::easyamqp::{ChannelExt, ConsumerExt};
 use ofborg::{config, easyamqp, stats, tasks, worker};
 
 use std::env;
 use std::thread;
 
+use amqp::Basic;
+use hyper::server::{Request, Response, Server};
+use tracing::info;
+
 fn main() {
     let cfg = config::load(env::args().nth(1).unwrap().as_ref());
     ofborg::setup_log();
diff --git a/ofborg/src/checkout.rs b/ofborg/src/checkout.rs
index 10cd7de..8e4109b 100644
--- a/ofborg/src/checkout.rs
+++ b/ofborg/src/checkout.rs
@@ -6,6 +6,8 @@ use std::io::{Error, ErrorKind};
 use std::path::{Path, PathBuf};
 use std::process::{Command, Stdio};
 
+use tracing::info;
+
 pub struct CachedCloner {
     root: PathBuf,
 }
diff --git a/ofborg/src/clone.rs b/ofborg/src/clone.rs
index cba44b6..4b177ae 100644
--- a/ofborg/src/clone.rs
+++ b/ofborg/src/clone.rs
@@ -6,6 +6,8 @@ use std::io::{Error, ErrorKind};
 use std::path::PathBuf;
 use std::process::{Command, Stdio};
 
+use tracing::{debug, info, warn};
+
 pub struct Lock {
     lock: Option<fs::File>,
 }
diff --git a/ofborg/src/commentparser.rs b/ofborg/src/commentparser.rs
index 16eaa52..8488894 100644
--- a/ofborg/src/commentparser.rs
+++ b/ofborg/src/commentparser.rs
@@ -1,4 +1,5 @@
 use nom::types::CompleteStr;
+use tracing::warn;
 
 pub fn parse(text: &str) -> Option<Vec<Instruction>> {
     let instructions: Vec<Instruction> = text
diff --git a/ofborg/src/commitstatus.rs b/ofborg/src/commitstatus.rs
index 3ad3d1b..8ee6dd6 100644
--- a/ofborg/src/commitstatus.rs
+++ b/ofborg/src/commitstatus.rs
@@ -1,3 +1,5 @@
+use tracing::warn;
+
 pub struct CommitStatus<'a> {
     api: hubcaps::statuses::Statuses<'a>,
     sha: String,
diff --git a/ofborg/src/config.rs b/ofborg/src/config.rs
index 8df12b0..5b4ab3e 100644
--- a/ofborg/src/config.rs
+++ b/ofborg/src/config.rs
@@ -1,16 +1,17 @@
 use crate::acl;
 use crate::nix::Nix;
 
-use hubcaps::{Credentials, Github, InstallationTokenGenerator, JWTCredentials};
-use hyper::net::HttpsConnector;
-use hyper::Client;
-use hyper_native_tls::NativeTlsClient;
-
 use std::collections::HashMap;
 use std::fs::File;
 use std::io::Read;
 use std::path::{Path, PathBuf};
 
+use hubcaps::{Credentials, Github, InstallationTokenGenerator, JWTCredentials};
+use hyper::net::HttpsConnector;
+use hyper::Client;
+use hyper_native_tls::NativeTlsClient;
+use tracing::{debug, error, info, warn};
+
 #[derive(Serialize, Deserialize, Debug)]
 pub struct Config {
     pub runner: RunnerConfig,
diff --git a/ofborg/src/easyamqp.rs b/ofborg/src/easyamqp.rs
index 3104e24..01646cd 100644
--- a/ofborg/src/easyamqp.rs
+++ b/ofborg/src/easyamqp.rs
@@ -2,6 +2,7 @@ use crate::config::RabbitMQConfig;
 use crate::ofborg;
 
 use amqp::Basic;
+use tracing::info;
 
 pub struct ConsumeConfig {
     /// Specifies the name of the queue to consume from.
diff --git a/ofborg/src/easylapin.rs b/ofborg/src/easylapin.rs
index c5c8eb6..f060519 100644
--- a/ofborg/src/easylapin.rs
+++ b/ofborg/src/easylapin.rs
@@ -21,6 +21,7 @@ use lapin::types::{AMQPValue, FieldTable};
 use lapin::{
     BasicProperties, Channel, CloseOnDrop, Connection, ConnectionProperties, ExchangeKind,
 };
+use tracing::debug;
 
 pub fn from_config(cfg: &RabbitMQConfig) -> Result<CloseOnDrop<Connection>, lapin::Error> {
     let mut props = FieldTable::default();
@@ -146,7 +147,7 @@ impl<W: SimpleNotifyWorker + 'static> ConsumerExt<W> for NotifyChannel {
         let mut chan = self.0;
         Ok(Box::pin(async move {
             while let Some(Ok(deliver)) = consumer.next().await {
-                log::debug!("delivery {}", deliver.delivery_tag);
+                debug!("delivery {}", deliver.delivery_tag);
                 let mut receiver = ChannelNotificationReceiver {
                     channel: &mut chan,
                     deliver: &deliver,
@@ -174,25 +175,25 @@ async fn action_deliver(
 ) -> Result<(), lapin::Error> {
     match action {
         Action::Ack => {
-            log::debug!("action ack");
+            debug!("action ack");
             chan.basic_ack(deliver.delivery_tag, BasicAckOptions::default())
                 .await
         }
         Action::NackRequeue => {
-            log::debug!("action nack requeue");
+            debug!("action nack requeue");
             let mut opts = BasicNackOptions::default();
             opts.requeue = true;
             chan.basic_nack(deliver.delivery_tag, opts).await
         }
         Action::NackDump => {
-            log::debug!("action nack dump");
+            debug!("action nack dump");
             chan.basic_nack(deliver.delivery_tag, BasicNackOptions::default())
                 .await
         }
         Action::Publish(mut msg) => {
             let exch = msg.exchange.take().unwrap_or_else(|| "".to_owned());
             let key = msg.routing_key.take().unwrap_or_else(|| "".to_owned());
-            log::debug!("action publish {}", exch);
+            debug!("action publish {}", exch);
 
             let mut props = BasicProperties::default().with_delivery_mode(2); // persistent.
 
diff --git a/ofborg/src/lib.rs b/ofborg/src/lib.rs
index f5bc48a..4f15971 100644
--- a/ofborg/src/lib.rs
+++ b/ofborg/src/lib.rs
@@ -8,13 +8,11 @@
 #[macro_use]
 extern crate serde_derive;
 
-#[macro_use]
-extern crate log;
-
 #[macro_use]
 extern crate nom;
 
-use std::env;
+use tracing_subscriber::prelude::*;
+use tracing_subscriber::EnvFilter;
 
 pub mod acl;
 pub mod asynccmd;
@@ -90,11 +88,15 @@ pub mod ofborg {
 }
 
 pub fn setup_log() {
-    if env::var("RUST_LOG").is_err() {
-        env::set_var("RUST_LOG", "info");
-        env_logger::init().unwrap();
-        info!("Defaulting RUST_LOG environment variable to info");
-    } else {
-        env_logger::init().unwrap();
-    }
+    let fmt_layer = tracing_subscriber::fmt::layer();
+    let filter_layer = EnvFilter::try_from_default_env()
+        .or_else(|_| EnvFilter::try_new("info"))
+        .unwrap();
+
+    tracing_subscriber::registry()
+        .with(filter_layer)
+        .with(fmt_layer)
+        .init();
+
+    tracing::info!("Logging configured");
 }
diff --git a/ofborg/src/nixenv.rs b/ofborg/src/nixenv.rs
index 6915ec7..000661a 100644
--- a/ofborg/src/nixenv.rs
+++ b/ofborg/src/nixenv.rs
@@ -8,6 +8,8 @@ use std::fs::{self, File};
 use std::io::{self, BufRead, BufReader, Read, Seek, SeekFrom, Write};
 use std::path::PathBuf;
 
+use tracing::warn;
+
 pub struct HydraNixEnv {
     path: PathBuf,
     nix: nix::Nix,
diff --git a/ofborg/src/outpathdiff.rs b/ofborg/src/outpathdiff.rs
index 86de6ea..e482b5d 100644
--- a/ofborg/src/outpathdiff.rs
+++ b/ofborg/src/outpathdiff.rs
@@ -6,6 +6,8 @@ use std::collections::{HashMap, HashSet};
 use std::io::BufRead;
 use std::path::PathBuf;
 
+use tracing::{debug, info, trace};
+
 pub struct OutPathDiff {
     calculator: HydraNixEnv,
     pub original: Option<(PackageOutPaths, EvaluationStats)>,
diff --git a/ofborg/src/tagger.rs b/ofborg/src/tagger.rs
index 19939ce..8ecdc7a 100644
--- a/ofborg/src/tagger.rs
+++ b/ofborg/src/tagger.rs
@@ -4,6 +4,8 @@ use crate::tasks;
 
 use std::collections::HashMap;
 
+use tracing::info;
+
 pub struct StdenvTagger {
     possible: Vec<String>,
     selected: Vec<String>,
diff --git a/ofborg/src/tasks/build.rs b/ofborg/src/tasks/build.rs
index 0d8c42f..4d3b5dc 100644
--- a/ofborg/src/tasks/build.rs
+++ b/ofborg/src/tasks/build.rs
@@ -6,10 +6,11 @@ use crate::nix;
 use crate::notifyworker;
 use crate::worker;
 
-use uuid::Uuid;
-
 use std::collections::VecDeque;
 
+use uuid::Uuid;
+use tracing::{error, info};
+
 pub struct BuildWorker {
     cloner: checkout::CachedCloner,
     nix: nix::Nix,
diff --git a/ofborg/src/tasks/eval/nixpkgs.rs b/ofborg/src/tasks/eval/nixpkgs.rs
index d8b73dd..9374d16 100644
--- a/ofborg/src/tasks/eval/nixpkgs.rs
+++ b/ofborg/src/tasks/eval/nixpkgs.rs
@@ -16,16 +16,17 @@ use crate::tasks::eval::{
 };
 use crate::tasks::evaluate::{make_gist, update_labels};
 
+use std::collections::HashMap;
+use std::path::Path;
+
 use chrono::Utc;
 use hubcaps::checks::{CheckRunOptions, CheckRunState, Conclusion, Output};
 use hubcaps::gists::Gists;
 use hubcaps::issues::{Issue, IssueRef};
 use hubcaps::repositories::Repository;
+use tracing::warn;
 use uuid::Uuid;
 
-use std::collections::HashMap;
-use std::path::Path;
-
 pub struct NixpkgsStrategy<'a> {
     job: &'a EvaluationJob,
     pull: &'a hubcaps::pulls::PullRequest<'a>,
diff --git a/ofborg/src/tasks/eval/stdenvs.rs b/ofborg/src/tasks/eval/stdenvs.rs
index fcaeb34..673f462 100644
--- a/ofborg/src/tasks/eval/stdenvs.rs
+++ b/ofborg/src/tasks/eval/stdenvs.rs
@@ -3,6 +3,8 @@ use crate::nix;
 
 use std::path::PathBuf;
 
+use tracing::{info, warn};
+
 enum StdenvFrom {
     Before,
     After,
diff --git a/ofborg/src/tasks/evaluate.rs b/ofborg/src/tasks/evaluate.rs
index 751e48c..a5bf6ad 100644
--- a/ofborg/src/tasks/evaluate.rs
+++ b/ofborg/src/tasks/evaluate.rs
@@ -11,15 +11,16 @@ use crate::systems;
 use crate::tasks::eval;
 use crate::worker;
 
-use hubcaps::checks::CheckRunOptions;
-use hubcaps::gists::Gists;
-use hubcaps::issues::Issue;
-
 use std::collections::HashMap;
 use std::path::Path;
 use std::sync::RwLock;
 use std::time::Instant;
 
+use hubcaps::checks::CheckRunOptions;
+use hubcaps::gists::Gists;
+use hubcaps::issues::Issue;
+use tracing::{error, info, warn};
+
 pub struct EvaluationWorker<E> {
     cloner: checkout::CachedCloner,
     nix: nix::Nix,
diff --git a/ofborg/src/tasks/evaluationfilter.rs b/ofborg/src/tasks/evaluationfilter.rs
index c8184b6..5a2f10f 100644
--- a/ofborg/src/tasks/evaluationfilter.rs
+++ b/ofborg/src/tasks/evaluationfilter.rs
@@ -3,6 +3,8 @@ use crate::ghevent;
 use crate::message::{evaluationjob, Pr, Repo};
 use crate::worker;
 
+use tracing::info;
+
 pub struct EvaluationFilterWorker {
     acl: acl::ACL,
 }
diff --git a/ofborg/src/tasks/githubcommentfilter.rs b/ofborg/src/tasks/githubcommentfilter.rs
index 239fca7..03a1c0d 100644
--- a/ofborg/src/tasks/githubcommentfilter.rs
+++ b/ofborg/src/tasks/githubcommentfilter.rs
@@ -4,6 +4,7 @@ use crate::ghevent;
 use crate::message::{buildjob, evaluationjob, Pr, Repo};
 use crate::worker;
 
+use tracing::{error, info};
 use uuid::Uuid;
 
 pub struct GitHubCommentWorker {
diff --git a/ofborg/src/tasks/githubcommentposter.rs b/ofborg/src/tasks/githubcommentposter.rs
index 82fea77..188b73a 100644
--- a/ofborg/src/tasks/githubcommentposter.rs
+++ b/ofborg/src/tasks/githubcommentposter.rs
@@ -6,6 +6,7 @@ use crate::worker;
 
 use chrono::{DateTime, Utc};
 use hubcaps::checks::{CheckRunOptions, CheckRunState, Conclusion, Output};
+use tracing::info;
 
 pub struct GitHubCommentPoster {
     github_vend: GithubAppVendingMachine,
diff --git a/ofborg/src/tasks/log_message_collector.rs b/ofborg/src/tasks/log_message_collector.rs
index 38a0bd1..3240531 100644
--- a/ofborg/src/tasks/log_message_collector.rs
+++ b/ofborg/src/tasks/log_message_collector.rs
@@ -3,12 +3,13 @@ use crate::message::buildresult::BuildResult;
 use crate::worker;
 use crate::writetoline::LineWriter;
 
-use lru_cache::LruCache;
-
 use std::fs::{self, File, OpenOptions};
 use std::io::Write;
 use std::path::{Component, PathBuf};
 
+use lru_cache::LruCache;
+use tracing::warn;
+
 #[derive(Eq, PartialEq, Hash, Debug, Clone)]
 pub struct LogFrom {
     routing_key: String,
diff --git a/ofborg/src/tasks/statscollector.rs b/ofborg/src/tasks/statscollector.rs
index 84e733e..c28707b 100644
--- a/ofborg/src/tasks/statscollector.rs
+++ b/ofborg/src/tasks/statscollector.rs
@@ -1,6 +1,8 @@
 use crate::stats;
 use crate::worker;
 
+use tracing::error;
+
 pub struct StatCollectorWorker<E> {
     events: E,
     collector: stats::MetricCollector,
diff --git a/ofborg/src/test_scratch.rs b/ofborg/src/test_scratch.rs
index e8e1884..ae20f5d 100644
--- a/ofborg/src/test_scratch.rs
+++ b/ofborg/src/test_scratch.rs
@@ -2,6 +2,8 @@ use std::fs;
 use std::path::{Path, PathBuf};
 use std::process::Command;
 
+use tracing::debug;
+
 pub struct TestScratch {
     root: PathBuf,
 }
diff --git a/ofborg/src/worker.rs b/ofborg/src/worker.rs
index 51a72ba..960917a 100644
--- a/ofborg/src/worker.rs
+++ b/ofborg/src/worker.rs
@@ -1,8 +1,9 @@
+use std::marker::Send;
+
 use amqp::protocol::basic::{BasicProperties, Deliver};
 use amqp::Basic;
 use serde::Serialize;
-
-use std::marker::Send;
+use tracing::error;
 
 pub struct Worker<T: SimpleWorker> {
     internal: T,