[INFO] cloning repository https://github.com/dharm0us/rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dharm0us/rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdharm0us%2Frust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdharm0us%2Frust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8b84a895065fd054b5be03b514b6d61311e15293
[INFO] testing dharm0us/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%2Fdharm0us%2Frust" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dharm0us/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/dharm0us/rust
[INFO] finished tweaking git repo https://github.com/dharm0us/rust
[INFO] tweaked toml for git repo https://github.com/dharm0us/rust written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/dharm0us/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 448e5a9a373d2b03a50e0f5dfb0d7b5186b89bdc475aa87bff4a9ab4c1179dba
[INFO] running `Command { std: "docker" "start" "-a" "448e5a9a373d2b03a50e0f5dfb0d7b5186b89bdc475aa87bff4a9ab4c1179dba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "448e5a9a373d2b03a50e0f5dfb0d7b5186b89bdc475aa87bff4a9ab4c1179dba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "448e5a9a373d2b03a50e0f5dfb0d7b5186b89bdc475aa87bff4a9ab4c1179dba", kill_on_drop: false }`
[INFO] [stdout] 448e5a9a373d2b03a50e0f5dfb0d7b5186b89bdc475aa87bff4a9ab4c1179dba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 85e9959d561c362b01ceecb6df36ea5c0b3bbd460aec421a46829e32c21611d8
[INFO] running `Command { std: "docker" "start" "-a" "85e9959d561c362b01ceecb6df36ea5c0b3bbd460aec421a46829e32c21611d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.88s
[INFO] running `Command { std: "docker" "inspect" "85e9959d561c362b01ceecb6df36ea5c0b3bbd460aec421a46829e32c21611d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85e9959d561c362b01ceecb6df36ea5c0b3bbd460aec421a46829e32c21611d8", kill_on_drop: false }`
[INFO] [stdout] 85e9959d561c362b01ceecb6df36ea5c0b3bbd460aec421a46829e32c21611d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] a9fa97bfda1e1e8914d08d1b1c12c40342a88a8b3172a924940f0df7f933ce27
[INFO] running `Command { std: "docker" "start" "-a" "a9fa97bfda1e1e8914d08d1b1c12c40342a88a8b3172a924940f0df7f933ce27", kill_on_drop: false }`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "a9fa97bfda1e1e8914d08d1b1c12c40342a88a8b3172a924940f0df7f933ce27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9fa97bfda1e1e8914d08d1b1c12c40342a88a8b3172a924940f0df7f933ce27", kill_on_drop: false }`
[INFO] [stdout] a9fa97bfda1e1e8914d08d1b1c12c40342a88a8b3172a924940f0df7f933ce27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 4c414fef62e354a48b91b31e7de3471ea20c6ce6977f512bb99d4e462e2ce390
[INFO] running `Command { std: "docker" "start" "-a" "4c414fef62e354a48b91b31e7de3471ea20c6ce6977f512bb99d4e462e2ce390", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/guessing_game-c4246539332ed89c)
[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" "4c414fef62e354a48b91b31e7de3471ea20c6ce6977f512bb99d4e462e2ce390", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c414fef62e354a48b91b31e7de3471ea20c6ce6977f512bb99d4e462e2ce390", kill_on_drop: false }`
[INFO] [stdout] 4c414fef62e354a48b91b31e7de3471ea20c6ce6977f512bb99d4e462e2ce390