[INFO] cloning repository https://github.com/DroidSU/hello-rusty-world
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DroidSU/hello-rusty-world" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDroidSU%2Fhello-rusty-world", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDroidSU%2Fhello-rusty-world'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d72cc4cec2f934bd41e8e183b279b9b12ace544b
[INFO] testing DroidSU/hello-rusty-world against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDroidSU%2Fhello-rusty-world" "/workspace/builds/worker-100/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-100/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DroidSU/hello-rusty-world 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/DroidSU/hello-rusty-world
[INFO] finished tweaking git repo https://github.com/DroidSU/hello-rusty-world
[INFO] tweaked toml for git repo https://github.com/DroidSU/hello-rusty-world written to /workspace/builds/worker-100/source/Cargo.toml
[INFO] crate git repo https://github.com/DroidSU/hello-rusty-world 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-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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] 3e8255f492d0b53f11d3c98fb4592db73cdd8282b8029cd6540e27c9680ec6cc
[INFO] running `Command { std: "docker" "start" "-a" "3e8255f492d0b53f11d3c98fb4592db73cdd8282b8029cd6540e27c9680ec6cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e8255f492d0b53f11d3c98fb4592db73cdd8282b8029cd6540e27c9680ec6cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e8255f492d0b53f11d3c98fb4592db73cdd8282b8029cd6540e27c9680ec6cc", kill_on_drop: false }`
[INFO] [stdout] 3e8255f492d0b53f11d3c98fb4592db73cdd8282b8029cd6540e27c9680ec6cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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] 04b6e9386a3a866f5dbc3a51c08d463d313b468ced5a0309e0e513b40b374b53
[INFO] running `Command { std: "docker" "start" "-a" "04b6e9386a3a866f5dbc3a51c08d463d313b468ced5a0309e0e513b40b374b53", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.81s
[INFO] running `Command { std: "docker" "inspect" "04b6e9386a3a866f5dbc3a51c08d463d313b468ced5a0309e0e513b40b374b53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04b6e9386a3a866f5dbc3a51c08d463d313b468ced5a0309e0e513b40b374b53", kill_on_drop: false }`
[INFO] [stdout] 04b6e9386a3a866f5dbc3a51c08d463d313b468ced5a0309e0e513b40b374b53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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] dc2125ec933a39474946be8cc5fb9d523ae8939577ead82ec63b66e687e85f31
[INFO] running `Command { std: "docker" "start" "-a" "dc2125ec933a39474946be8cc5fb9d523ae8939577ead82ec63b66e687e85f31", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.65s
[INFO] running `Command { std: "docker" "inspect" "dc2125ec933a39474946be8cc5fb9d523ae8939577ead82ec63b66e687e85f31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc2125ec933a39474946be8cc5fb9d523ae8939577ead82ec63b66e687e85f31", kill_on_drop: false }`
[INFO] [stdout] dc2125ec933a39474946be8cc5fb9d523ae8939577ead82ec63b66e687e85f31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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] 21f056f4151bda679d2b166551e5a3067e934776beeeaaaea8d8ab7856be67c2
[INFO] running `Command { std: "docker" "start" "-a" "21f056f4151bda679d2b166551e5a3067e934776beeeaaaea8d8ab7856be67c2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/guessing_game-eda7c72f2a1d8a7d)
[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" "21f056f4151bda679d2b166551e5a3067e934776beeeaaaea8d8ab7856be67c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21f056f4151bda679d2b166551e5a3067e934776beeeaaaea8d8ab7856be67c2", kill_on_drop: false }`
[INFO] [stdout] 21f056f4151bda679d2b166551e5a3067e934776beeeaaaea8d8ab7856be67c2