[INFO] cloning repository https://github.com/mattburgess/hello_cargo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mattburgess/hello_cargo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattburgess%2Fhello_cargo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattburgess%2Fhello_cargo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 148c8d72e8b4f4c7a41a17b406521cc70360b593
[INFO] testing mattburgess/hello_cargo against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattburgess%2Fhello_cargo" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mattburgess/hello_cargo on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mattburgess/hello_cargo
[INFO] finished tweaking git repo https://github.com/mattburgess/hello_cargo
[INFO] tweaked toml for git repo https://github.com/mattburgess/hello_cargo written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/mattburgess/hello_cargo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c180fa61f26f39b5af2a967fd16e0fa7a1d3a2f091a83f8ddeedac12856efa9c
[INFO] running `Command { std: "docker" "start" "-a" "c180fa61f26f39b5af2a967fd16e0fa7a1d3a2f091a83f8ddeedac12856efa9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c180fa61f26f39b5af2a967fd16e0fa7a1d3a2f091a83f8ddeedac12856efa9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c180fa61f26f39b5af2a967fd16e0fa7a1d3a2f091a83f8ddeedac12856efa9c", kill_on_drop: false }`
[INFO] [stdout] c180fa61f26f39b5af2a967fd16e0fa7a1d3a2f091a83f8ddeedac12856efa9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72f228118b4d039ac80d1bdfe098c06313434ab4eb2f9e95b429a8eed6a7a35e
[INFO] running `Command { std: "docker" "start" "-a" "72f228118b4d039ac80d1bdfe098c06313434ab4eb2f9e95b429a8eed6a7a35e", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_cargo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "72f228118b4d039ac80d1bdfe098c06313434ab4eb2f9e95b429a8eed6a7a35e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72f228118b4d039ac80d1bdfe098c06313434ab4eb2f9e95b429a8eed6a7a35e", kill_on_drop: false }`
[INFO] [stdout] 72f228118b4d039ac80d1bdfe098c06313434ab4eb2f9e95b429a8eed6a7a35e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0e0f6b6d5e923eb7c93842bfdac687155ee7b2d1de505209bb39e8b0063e05f
[INFO] running `Command { std: "docker" "start" "-a" "a0e0f6b6d5e923eb7c93842bfdac687155ee7b2d1de505209bb39e8b0063e05f", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_cargo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "a0e0f6b6d5e923eb7c93842bfdac687155ee7b2d1de505209bb39e8b0063e05f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0e0f6b6d5e923eb7c93842bfdac687155ee7b2d1de505209bb39e8b0063e05f", kill_on_drop: false }`
[INFO] [stdout] a0e0f6b6d5e923eb7c93842bfdac687155ee7b2d1de505209bb39e8b0063e05f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e4af654cfeba4b72bf7880359203e4fd409dcdafc9d840d776b8709ed1d44c84
[INFO] running `Command { std: "docker" "start" "-a" "e4af654cfeba4b72bf7880359203e4fd409dcdafc9d840d776b8709ed1d44c84", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hello_cargo-d80fe62acea27df3)
[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" "e4af654cfeba4b72bf7880359203e4fd409dcdafc9d840d776b8709ed1d44c84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4af654cfeba4b72bf7880359203e4fd409dcdafc9d840d776b8709ed1d44c84", kill_on_drop: false }`
[INFO] [stdout] e4af654cfeba4b72bf7880359203e4fd409dcdafc9d840d776b8709ed1d44c84