[INFO] cloning repository https://github.com/kevtan/stress
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kevtan/stress" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkevtan%2Fstress", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkevtan%2Fstress'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e6467e58d2a590de434a3cfe7dff191ade7ceb37
[INFO] testing kevtan/stress against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkevtan%2Fstress" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kevtan/stress on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kevtan/stress
[INFO] finished tweaking git repo https://github.com/kevtan/stress
[INFO] tweaked toml for git repo https://github.com/kevtan/stress written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/kevtan/stress already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8cc01ee8961c182e0caff0e27ab21147b64d34dfe949bd010ec812436d12dd0f
[INFO] running `Command { std: "docker" "start" "-a" "8cc01ee8961c182e0caff0e27ab21147b64d34dfe949bd010ec812436d12dd0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8cc01ee8961c182e0caff0e27ab21147b64d34dfe949bd010ec812436d12dd0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cc01ee8961c182e0caff0e27ab21147b64d34dfe949bd010ec812436d12dd0f", kill_on_drop: false }`
[INFO] [stdout] 8cc01ee8961c182e0caff0e27ab21147b64d34dfe949bd010ec812436d12dd0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74bfda5b81e84f5542588118980fed32347972d03cb8aa373e6267e368902c18
[INFO] running `Command { std: "docker" "start" "-a" "74bfda5b81e84f5542588118980fed32347972d03cb8aa373e6267e368902c18", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]    Compiling regex-syntax v0.6.20
[INFO] [stderr]    Compiling clicolors-control v1.0.1
[INFO] [stderr]    Compiling termios v0.3.3
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling regex v1.4.1
[INFO] [stderr]    Compiling console v0.9.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling thiserror v1.0.21
[INFO] [stderr]    Compiling billboard v0.1.0
[INFO] [stderr]    Compiling stress v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.86s
[INFO] running `Command { std: "docker" "inspect" "74bfda5b81e84f5542588118980fed32347972d03cb8aa373e6267e368902c18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74bfda5b81e84f5542588118980fed32347972d03cb8aa373e6267e368902c18", kill_on_drop: false }`
[INFO] [stdout] 74bfda5b81e84f5542588118980fed32347972d03cb8aa373e6267e368902c18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a163abf0800ce2819b6a1ba532d220b5a9c9e06c2e99991ec9769c02b188f2c6
[INFO] running `Command { std: "docker" "start" "-a" "a163abf0800ce2819b6a1ba532d220b5a9c9e06c2e99991ec9769c02b188f2c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling stress v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "a163abf0800ce2819b6a1ba532d220b5a9c9e06c2e99991ec9769c02b188f2c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a163abf0800ce2819b6a1ba532d220b5a9c9e06c2e99991ec9769c02b188f2c6", kill_on_drop: false }`
[INFO] [stdout] a163abf0800ce2819b6a1ba532d220b5a9c9e06c2e99991ec9769c02b188f2c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0670d9273e8a4046d6d9a98a4fbd85b34d6972a9242f6948b64e84ffe93a5bf8
[INFO] running `Command { std: "docker" "start" "-a" "0670d9273e8a4046d6d9a98a4fbd85b34d6972a9242f6948b64e84ffe93a5bf8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stress-a56b2b130464295a)
[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" "0670d9273e8a4046d6d9a98a4fbd85b34d6972a9242f6948b64e84ffe93a5bf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0670d9273e8a4046d6d9a98a4fbd85b34d6972a9242f6948b64e84ffe93a5bf8", kill_on_drop: false }`
[INFO] [stdout] 0670d9273e8a4046d6d9a98a4fbd85b34d6972a9242f6948b64e84ffe93a5bf8