[INFO] cloning repository https://github.com/tekerson/silent_killer.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tekerson/silent_killer.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftekerson%2Fsilent_killer.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftekerson%2Fsilent_killer.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bed00455e4c17bb6559489781bce2a96a4f18f05
[INFO] testing tekerson/silent_killer.rs against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftekerson%2Fsilent_killer.rs" "/workspace/builds/worker-112/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-112/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tekerson/silent_killer.rs 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/tekerson/silent_killer.rs
[INFO] finished tweaking git repo https://github.com/tekerson/silent_killer.rs
[INFO] tweaked toml for git repo https://github.com/tekerson/silent_killer.rs written to /workspace/builds/worker-112/source/Cargo.toml
[INFO] crate git repo https://github.com/tekerson/silent_killer.rs 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] [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-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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] a9906c70903d0a9cc80cf115a49c033f29aa41545ce74cc03820d535e27797e2
[INFO] running `Command { std: "docker" "start" "-a" "a9906c70903d0a9cc80cf115a49c033f29aa41545ce74cc03820d535e27797e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9906c70903d0a9cc80cf115a49c033f29aa41545ce74cc03820d535e27797e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9906c70903d0a9cc80cf115a49c033f29aa41545ce74cc03820d535e27797e2", kill_on_drop: false }`
[INFO] [stdout] a9906c70903d0a9cc80cf115a49c033f29aa41545ce74cc03820d535e27797e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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] 2233a720ea92de5f476e0a9d30d78defa457a956e9df90018f4228490d1ec916
[INFO] running `Command { std: "docker" "start" "-a" "2233a720ea92de5f476e0a9d30d78defa457a956e9df90018f4228490d1ec916", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hound v3.4.0
[INFO] [stderr]    Compiling silent_killer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.72s
[INFO] running `Command { std: "docker" "inspect" "2233a720ea92de5f476e0a9d30d78defa457a956e9df90018f4228490d1ec916", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2233a720ea92de5f476e0a9d30d78defa457a956e9df90018f4228490d1ec916", kill_on_drop: false }`
[INFO] [stdout] 2233a720ea92de5f476e0a9d30d78defa457a956e9df90018f4228490d1ec916
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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] dfd68a131de768ea9e45e68ba698c1a5cc02da2adcf5a903b0795bfe2aa0008d
[INFO] running `Command { std: "docker" "start" "-a" "dfd68a131de768ea9e45e68ba698c1a5cc02da2adcf5a903b0795bfe2aa0008d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling silent_killer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `Command { std: "docker" "inspect" "dfd68a131de768ea9e45e68ba698c1a5cc02da2adcf5a903b0795bfe2aa0008d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfd68a131de768ea9e45e68ba698c1a5cc02da2adcf5a903b0795bfe2aa0008d", kill_on_drop: false }`
[INFO] [stdout] dfd68a131de768ea9e45e68ba698c1a5cc02da2adcf5a903b0795bfe2aa0008d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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] a4e666d901e73885715c1638560705133aac54eee49c013d77614840669a5b94
[INFO] running `Command { std: "docker" "start" "-a" "a4e666d901e73885715c1638560705133aac54eee49c013d77614840669a5b94", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.97s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/silent_killer-cba0c3ac3aaab8a3)
[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" "a4e666d901e73885715c1638560705133aac54eee49c013d77614840669a5b94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4e666d901e73885715c1638560705133aac54eee49c013d77614840669a5b94", kill_on_drop: false }`
[INFO] [stdout] a4e666d901e73885715c1638560705133aac54eee49c013d77614840669a5b94