[INFO] cloning repository https://github.com/anvaypatil/rust101
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anvaypatil/rust101" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanvaypatil%2Frust101", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanvaypatil%2Frust101'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5e7ae250dd0f1248f81d9d1ee66f6f5353773aec
[INFO] testing anvaypatil/rust101 against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanvaypatil%2Frust101" "/workspace/builds/worker-85/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-85/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/anvaypatil/rust101 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/anvaypatil/rust101
[INFO] finished tweaking git repo https://github.com/anvaypatil/rust101
[INFO] tweaked toml for git repo https://github.com/anvaypatil/rust101 written to /workspace/builds/worker-85/source/Cargo.toml
[INFO] crate git repo https://github.com/anvaypatil/rust101 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-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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] 7c943deb5bdd0b2d57431b0bb556a6c726909048164f8fe0839c4718baf6dc80
[INFO] running `Command { std: "docker" "start" "-a" "7c943deb5bdd0b2d57431b0bb556a6c726909048164f8fe0839c4718baf6dc80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c943deb5bdd0b2d57431b0bb556a6c726909048164f8fe0839c4718baf6dc80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c943deb5bdd0b2d57431b0bb556a6c726909048164f8fe0839c4718baf6dc80", kill_on_drop: false }`
[INFO] [stdout] 7c943deb5bdd0b2d57431b0bb556a6c726909048164f8fe0839c4718baf6dc80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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] f317af22e52ec7478174efe9014b51b7aab97e7fa0b6828fea3d245003a0fce6
[INFO] running `Command { std: "docker" "start" "-a" "f317af22e52ec7478174efe9014b51b7aab97e7fa0b6828fea3d245003a0fce6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling rust101 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.23s
[INFO] running `Command { std: "docker" "inspect" "f317af22e52ec7478174efe9014b51b7aab97e7fa0b6828fea3d245003a0fce6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f317af22e52ec7478174efe9014b51b7aab97e7fa0b6828fea3d245003a0fce6", kill_on_drop: false }`
[INFO] [stdout] f317af22e52ec7478174efe9014b51b7aab97e7fa0b6828fea3d245003a0fce6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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] 7e9d0a65fe2d59876e6c942e4c2849a16ce6def4e60bbf26f9d0c69a8c7df736
[INFO] running `Command { std: "docker" "start" "-a" "7e9d0a65fe2d59876e6c942e4c2849a16ce6def4e60bbf26f9d0c69a8c7df736", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust101 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4m 00s
[INFO] running `Command { std: "docker" "inspect" "7e9d0a65fe2d59876e6c942e4c2849a16ce6def4e60bbf26f9d0c69a8c7df736", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e9d0a65fe2d59876e6c942e4c2849a16ce6def4e60bbf26f9d0c69a8c7df736", kill_on_drop: false }`
[INFO] [stdout] 7e9d0a65fe2d59876e6c942e4c2849a16ce6def4e60bbf26f9d0c69a8c7df736
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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] f1c6853294005b343098c26e75502363117a99519eb0470f022e51894b7771dd
[INFO] running `Command { std: "docker" "start" "-a" "f1c6853294005b343098c26e75502363117a99519eb0470f022e51894b7771dd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust101-ce6a9e49278ba290)
[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" "f1c6853294005b343098c26e75502363117a99519eb0470f022e51894b7771dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1c6853294005b343098c26e75502363117a99519eb0470f022e51894b7771dd", kill_on_drop: false }`
[INFO] [stdout] f1c6853294005b343098c26e75502363117a99519eb0470f022e51894b7771dd