[INFO] cloning repository https://github.com/minhajuddin/rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/minhajuddin/rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fminhajuddin%2Frust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fminhajuddin%2Frust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 29c5593ab5dd9e81a93cccc3f719f04824e10951
[INFO] testing minhajuddin/rust against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fminhajuddin%2Frust" "/workspace/builds/worker-21/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/minhajuddin/rust 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/minhajuddin/rust
[INFO] finished tweaking git repo https://github.com/minhajuddin/rust
[INFO] tweaked toml for git repo https://github.com/minhajuddin/rust written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate git repo https://github.com/minhajuddin/rust 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-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] a530e46b9fad97dbf821ba2708ef567de9f42fd267c963b794f172bb1536cc71
[INFO] running `Command { std: "docker" "start" "-a" "a530e46b9fad97dbf821ba2708ef567de9f42fd267c963b794f172bb1536cc71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a530e46b9fad97dbf821ba2708ef567de9f42fd267c963b794f172bb1536cc71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a530e46b9fad97dbf821ba2708ef567de9f42fd267c963b794f172bb1536cc71", kill_on_drop: false }`
[INFO] [stdout] a530e46b9fad97dbf821ba2708ef567de9f42fd267c963b794f172bb1536cc71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 4b2751fd53ff40d5fea812644ac74643e1ea64947ce89c2f6fc2c44f60b2a7c8
[INFO] running `Command { std: "docker" "start" "-a" "4b2751fd53ff40d5fea812644ac74643e1ea64947ce89c2f6fc2c44f60b2a7c8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rst v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `Command { std: "docker" "inspect" "4b2751fd53ff40d5fea812644ac74643e1ea64947ce89c2f6fc2c44f60b2a7c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b2751fd53ff40d5fea812644ac74643e1ea64947ce89c2f6fc2c44f60b2a7c8", kill_on_drop: false }`
[INFO] [stdout] 4b2751fd53ff40d5fea812644ac74643e1ea64947ce89c2f6fc2c44f60b2a7c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] d4b0f9ef5feaf594ad6575c4d9c3113f40eab50dd8f5a713484bd38b5d51aa9d
[INFO] running `Command { std: "docker" "start" "-a" "d4b0f9ef5feaf594ad6575c4d9c3113f40eab50dd8f5a713484bd38b5d51aa9d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rst v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "d4b0f9ef5feaf594ad6575c4d9c3113f40eab50dd8f5a713484bd38b5d51aa9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4b0f9ef5feaf594ad6575c4d9c3113f40eab50dd8f5a713484bd38b5d51aa9d", kill_on_drop: false }`
[INFO] [stdout] d4b0f9ef5feaf594ad6575c4d9c3113f40eab50dd8f5a713484bd38b5d51aa9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] cda9bfc65f7c76efc3c778b10030f5f89166324da9d2c75525110e16322e5a8c
[INFO] running `Command { std: "docker" "start" "-a" "cda9bfc65f7c76efc3c778b10030f5f89166324da9d2c75525110e16322e5a8c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rst-af96584991590770)
[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" "cda9bfc65f7c76efc3c778b10030f5f89166324da9d2c75525110e16322e5a8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cda9bfc65f7c76efc3c778b10030f5f89166324da9d2c75525110e16322e5a8c", kill_on_drop: false }`
[INFO] [stdout] cda9bfc65f7c76efc3c778b10030f5f89166324da9d2c75525110e16322e5a8c