[INFO] cloning repository https://github.com/timofii21/pr6
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/timofii21/pr6" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimofii21%2Fpr6", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimofii21%2Fpr6'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7728c84f1a6c9ad2c16d6dcc47241bd87ca06994
[INFO] testing timofii21/pr6 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimofii21%2Fpr6" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/timofii21/pr6
[INFO] finished tweaking git repo https://github.com/timofii21/pr6
[INFO] tweaked toml for git repo https://github.com/timofii21/pr6 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/timofii21/pr6 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/timofii21/pr6 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d645f8b6f2300b788352d7dc50b5c7cb88ca84bd9beae43ab013017fde70ca6f
[INFO] running `Command { std: "docker" "start" "-a" "d645f8b6f2300b788352d7dc50b5c7cb88ca84bd9beae43ab013017fde70ca6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d645f8b6f2300b788352d7dc50b5c7cb88ca84bd9beae43ab013017fde70ca6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d645f8b6f2300b788352d7dc50b5c7cb88ca84bd9beae43ab013017fde70ca6f", kill_on_drop: false }`
[INFO] [stdout] d645f8b6f2300b788352d7dc50b5c7cb88ca84bd9beae43ab013017fde70ca6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 520d0961f852476f9f2c02bd126f0bf32c6ddcd362f1c1bda1616b559908956b
[INFO] running `Command { std: "docker" "start" "-a" "520d0961f852476f9f2c02bd126f0bf32c6ddcd362f1c1bda1616b559908956b", kill_on_drop: false }`
[INFO] [stderr]    Compiling pr6 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `gcd` is never used
[INFO] [stdout]  --> src/pr6.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn gcd(a: u32, b: u32) -> u32 {
[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 0.09s
[INFO] running `Command { std: "docker" "inspect" "520d0961f852476f9f2c02bd126f0bf32c6ddcd362f1c1bda1616b559908956b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "520d0961f852476f9f2c02bd126f0bf32c6ddcd362f1c1bda1616b559908956b", kill_on_drop: false }`
[INFO] [stdout] 520d0961f852476f9f2c02bd126f0bf32c6ddcd362f1c1bda1616b559908956b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe701b67e57ba2fc1e42886baff741443fffd0a6a015e66627fdef41a38f1b8c
[INFO] running `Command { std: "docker" "start" "-a" "fe701b67e57ba2fc1e42886baff741443fffd0a6a015e66627fdef41a38f1b8c", kill_on_drop: false }`
[INFO] [stderr]    Compiling pr6 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "fe701b67e57ba2fc1e42886baff741443fffd0a6a015e66627fdef41a38f1b8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe701b67e57ba2fc1e42886baff741443fffd0a6a015e66627fdef41a38f1b8c", kill_on_drop: false }`
[INFO] [stdout] fe701b67e57ba2fc1e42886baff741443fffd0a6a015e66627fdef41a38f1b8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b4b4ee1bbec02756028858b0e9fbebdd9de8204b1b84cc7f6a57172638bdc69d
[INFO] running `Command { std: "docker" "start" "-a" "b4b4ee1bbec02756028858b0e9fbebdd9de8204b1b84cc7f6a57172638bdc69d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/pr6-e121c71fbcbf47cd)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test pr6::tests::test_gcd ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b4b4ee1bbec02756028858b0e9fbebdd9de8204b1b84cc7f6a57172638bdc69d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4b4ee1bbec02756028858b0e9fbebdd9de8204b1b84cc7f6a57172638bdc69d", kill_on_drop: false }`
[INFO] [stdout] b4b4ee1bbec02756028858b0e9fbebdd9de8204b1b84cc7f6a57172638bdc69d