[INFO] fetching crate tree-logger 0.2.1...
[INFO] building tree-logger-0.2.1 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate tree-logger 0.2.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate tree-logger 0.2.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate tree-logger 0.2.1
[INFO] tweaked toml for crates.io crate tree-logger 0.2.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tree-logger 0.2.1 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tree-logger 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 56de9de6ed0ce60e62a6a603b5843c1ffbc5791c3582a2b81f8da269c678e7ab
[INFO] running `Command { std: "docker" "start" "-a" "56de9de6ed0ce60e62a6a603b5843c1ffbc5791c3582a2b81f8da269c678e7ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56de9de6ed0ce60e62a6a603b5843c1ffbc5791c3582a2b81f8da269c678e7ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56de9de6ed0ce60e62a6a603b5843c1ffbc5791c3582a2b81f8da269c678e7ab", kill_on_drop: false }`
[INFO] [stdout] 56de9de6ed0ce60e62a6a603b5843c1ffbc5791c3582a2b81f8da269c678e7ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d478a2ea0607dba977973c5b2e95255beb8f50b761be4a6204f4948268acd7c
[INFO] running `Command { std: "docker" "start" "-a" "9d478a2ea0607dba977973c5b2e95255beb8f50b761be4a6204f4948268acd7c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling vte v0.14.1
[INFO] [stderr]    Compiling strip-ansi-escapes v0.2.1
[INFO] [stderr]    Compiling termsize v0.1.9
[INFO] [stderr]    Compiling tree-logger v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.33s
[INFO] running `Command { std: "docker" "inspect" "9d478a2ea0607dba977973c5b2e95255beb8f50b761be4a6204f4948268acd7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d478a2ea0607dba977973c5b2e95255beb8f50b761be4a6204f4948268acd7c", kill_on_drop: false }`
[INFO] [stdout] 9d478a2ea0607dba977973c5b2e95255beb8f50b761be4a6204f4948268acd7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e861cf4d893a92b8864a4583dac4c15f5e3728162321c5f205e4b249a1928f4
[INFO] running `Command { std: "docker" "start" "-a" "9e861cf4d893a92b8864a4583dac4c15f5e3728162321c5f205e4b249a1928f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling tree-logger v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::profile`
[INFO] [stdout]    --> src/profile.rs:111:9
[INFO] [stdout]     |
[INFO] [stdout] 111 |     use crate::profile;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "9e861cf4d893a92b8864a4583dac4c15f5e3728162321c5f205e4b249a1928f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e861cf4d893a92b8864a4583dac4c15f5e3728162321c5f205e4b249a1928f4", kill_on_drop: false }`
[INFO] [stdout] 9e861cf4d893a92b8864a4583dac4c15f5e3728162321c5f205e4b249a1928f4