[INFO] fetching crate tracelog 0.1.0...
[INFO] testing tracelog-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate tracelog 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate tracelog 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tracelog 0.1.0
[INFO] finished tweaking crates.io crate tracelog 0.1.0
[INFO] tweaked toml for crates.io crate tracelog 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate tracelog 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6dc3d3dcf647f82a78c9bf88855fdaa8f4a9ffa0bbf92a2766d87557fcbd6f5a
[INFO] running `Command { std: "docker" "start" "-a" "6dc3d3dcf647f82a78c9bf88855fdaa8f4a9ffa0bbf92a2766d87557fcbd6f5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6dc3d3dcf647f82a78c9bf88855fdaa8f4a9ffa0bbf92a2766d87557fcbd6f5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dc3d3dcf647f82a78c9bf88855fdaa8f4a9ffa0bbf92a2766d87557fcbd6f5a", kill_on_drop: false }`
[INFO] [stdout] 6dc3d3dcf647f82a78c9bf88855fdaa8f4a9ffa0bbf92a2766d87557fcbd6f5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34552858bb3c5550a9c455379700d6d302f190cdbcc3295f1f87f9763d7c434e
[INFO] running `Command { std: "docker" "start" "-a" "34552858bb3c5550a9c455379700d6d302f190cdbcc3295f1f87f9763d7c434e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling backtrace-sys v0.1.36
[INFO] [stderr]    Compiling backtrace v0.3.46
[INFO] [stderr]    Compiling tracelog v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.27s
[INFO] running `Command { std: "docker" "inspect" "34552858bb3c5550a9c455379700d6d302f190cdbcc3295f1f87f9763d7c434e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34552858bb3c5550a9c455379700d6d302f190cdbcc3295f1f87f9763d7c434e", kill_on_drop: false }`
[INFO] [stdout] 34552858bb3c5550a9c455379700d6d302f190cdbcc3295f1f87f9763d7c434e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e15debf7b113e120ede94e4fa3fe2dd98f12e9b0f1931a66af7e33a9272d8e5
[INFO] running `Command { std: "docker" "start" "-a" "6e15debf7b113e120ede94e4fa3fe2dd98f12e9b0f1931a66af7e33a9272d8e5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tracelog v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.62s
[INFO] running `Command { std: "docker" "inspect" "6e15debf7b113e120ede94e4fa3fe2dd98f12e9b0f1931a66af7e33a9272d8e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e15debf7b113e120ede94e4fa3fe2dd98f12e9b0f1931a66af7e33a9272d8e5", kill_on_drop: false }`
[INFO] [stdout] 6e15debf7b113e120ede94e4fa3fe2dd98f12e9b0f1931a66af7e33a9272d8e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2ec7020bae28e63126f40ce35e56f8d2c1649f1c2e7943079bad32403791b833
[INFO] running `Command { std: "docker" "start" "-a" "2ec7020bae28e63126f40ce35e56f8d2c1649f1c2e7943079bad32403791b833", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tracelog-214f6d3e0d4979da)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tracelog
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2ec7020bae28e63126f40ce35e56f8d2c1649f1c2e7943079bad32403791b833", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ec7020bae28e63126f40ce35e56f8d2c1649f1c2e7943079bad32403791b833", kill_on_drop: false }`
[INFO] [stdout] 2ec7020bae28e63126f40ce35e56f8d2c1649f1c2e7943079bad32403791b833