[INFO] fetching crate termcolor_output 1.0.1...
[INFO] building termcolor_output-1.0.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate termcolor_output 1.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate termcolor_output 1.0.1
[INFO] finished tweaking crates.io crate termcolor_output 1.0.1
[INFO] tweaked toml for crates.io crate termcolor_output 1.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate termcolor_output 1.0.1 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 35 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded termcolor_output v1.0.1
[INFO] [stderr]   Downloaded ron v0.5.1
[INFO] [stderr]   Downloaded termcolor_output_impl v1.0.0
[INFO] [stderr]   Downloaded batch_run v1.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 51dc6611f708c5374db8140cde1c02334b9e03fb49c13e02b8a2e2a1e9c3ed1a
[INFO] running `Command { std: "docker" "start" "-a" "51dc6611f708c5374db8140cde1c02334b9e03fb49c13e02b8a2e2a1e9c3ed1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51dc6611f708c5374db8140cde1c02334b9e03fb49c13e02b8a2e2a1e9c3ed1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51dc6611f708c5374db8140cde1c02334b9e03fb49c13e02b8a2e2a1e9c3ed1a", kill_on_drop: false }`
[INFO] [stdout] 51dc6611f708c5374db8140cde1c02334b9e03fb49c13e02b8a2e2a1e9c3ed1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f36e132446ccac1098935509c89374f0730fea53934ffc68b33876a0baad1732
[INFO] running `Command { std: "docker" "start" "-a" "f36e132446ccac1098935509c89374f0730fea53934ffc68b33876a0baad1732", kill_on_drop: false }`
[INFO] [stderr]    Compiling termcolor_output_impl v1.0.0
[INFO] [stderr]    Compiling termcolor_output v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `ColoredOutput` is never used
[INFO] [stdout]   --> src/lib.rs:21:7
[INFO] [stdout]    |
[INFO] [stdout] 21 | trait ColoredOutput {}
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "f36e132446ccac1098935509c89374f0730fea53934ffc68b33876a0baad1732", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f36e132446ccac1098935509c89374f0730fea53934ffc68b33876a0baad1732", kill_on_drop: false }`
[INFO] [stdout] f36e132446ccac1098935509c89374f0730fea53934ffc68b33876a0baad1732
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9315d9ddf574076cbab59e02a6e04ce06c43b18fc59ca591edbbde2b2d0a0cdb
[INFO] running `Command { std: "docker" "start" "-a" "9315d9ddf574076cbab59e02a6e04ce06c43b18fc59ca591edbbde2b2d0a0cdb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling batch_run v1.2.0
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling termcolor_output v1.0.1
[INFO] [stdout] warning: trait `ColoredOutput` is never used
[INFO] [stdout]   --> src/lib.rs:21:7
[INFO] [stdout]    |
[INFO] [stdout] 21 | trait ColoredOutput {}
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling ron v0.5.1
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling termcolor_output v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `ColoredOutput` is never used
[INFO] [stdout]   --> src/lib.rs:21:7
[INFO] [stdout]    |
[INFO] [stdout] 21 | trait ColoredOutput {}
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.56s
[INFO] running `Command { std: "docker" "inspect" "9315d9ddf574076cbab59e02a6e04ce06c43b18fc59ca591edbbde2b2d0a0cdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9315d9ddf574076cbab59e02a6e04ce06c43b18fc59ca591edbbde2b2d0a0cdb", kill_on_drop: false }`
[INFO] [stdout] 9315d9ddf574076cbab59e02a6e04ce06c43b18fc59ca591edbbde2b2d0a0cdb