[INFO] cloning repository https://github.com/VanRust/guessing_game
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/VanRust/guessing_game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVanRust%2Fguessing_game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVanRust%2Fguessing_game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9de2a2bcb05d4cd4c20a2c22b8fa00c3a9a4ca1d
[INFO] testing VanRust/guessing_game against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVanRust%2Fguessing_game" "/workspace/builds/worker-86/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-86/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/VanRust/guessing_game on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/VanRust/guessing_game
[INFO] finished tweaking git repo https://github.com/VanRust/guessing_game
[INFO] tweaked toml for git repo https://github.com/VanRust/guessing_game written to /workspace/builds/worker-86/source/Cargo.toml
[INFO] crate git repo https://github.com/VanRust/guessing_game already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1acc00343910c2aa913a4b524547d4ee86136c017ce6c76ca2220a3f9aaf1f58
[INFO] running `Command { std: "docker" "start" "-a" "1acc00343910c2aa913a4b524547d4ee86136c017ce6c76ca2220a3f9aaf1f58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1acc00343910c2aa913a4b524547d4ee86136c017ce6c76ca2220a3f9aaf1f58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1acc00343910c2aa913a4b524547d4ee86136c017ce6c76ca2220a3f9aaf1f58", kill_on_drop: false }`
[INFO] [stdout] 1acc00343910c2aa913a4b524547d4ee86136c017ce6c76ca2220a3f9aaf1f58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b4e7e76fefd9ae9cd4001b7ae3be4f74e8be33e9e525de0dcc313a06dc03aff
[INFO] running `Command { std: "docker" "start" "-a" "2b4e7e76fefd9ae9cd4001b7ae3be4f74e8be33e9e525de0dcc313a06dc03aff", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.11
[INFO] [stderr]    Compiling rand v0.3.14
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.53s
[INFO] running `Command { std: "docker" "inspect" "2b4e7e76fefd9ae9cd4001b7ae3be4f74e8be33e9e525de0dcc313a06dc03aff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b4e7e76fefd9ae9cd4001b7ae3be4f74e8be33e9e525de0dcc313a06dc03aff", kill_on_drop: false }`
[INFO] [stdout] 2b4e7e76fefd9ae9cd4001b7ae3be4f74e8be33e9e525de0dcc313a06dc03aff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 188b1e1ae73ec0d2fdde31e5c3d4d8a4915dc069ea196a81cad6a59dcd3e1ee8
[INFO] running `Command { std: "docker" "start" "-a" "188b1e1ae73ec0d2fdde31e5c3d4d8a4915dc069ea196a81cad6a59dcd3e1ee8", 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 2m 40s
[INFO] running `Command { std: "docker" "inspect" "188b1e1ae73ec0d2fdde31e5c3d4d8a4915dc069ea196a81cad6a59dcd3e1ee8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "188b1e1ae73ec0d2fdde31e5c3d4d8a4915dc069ea196a81cad6a59dcd3e1ee8", kill_on_drop: false }`
[INFO] [stdout] 188b1e1ae73ec0d2fdde31e5c3d4d8a4915dc069ea196a81cad6a59dcd3e1ee8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f3dac4c68ca0c7575a96cae73598917e4f14eaca0cfee0bc988cc7d08771a0ad
[INFO] running `Command { std: "docker" "start" "-a" "f3dac4c68ca0c7575a96cae73598917e4f14eaca0cfee0bc988cc7d08771a0ad", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/guessing_game-eb19936e70298f4c)
[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" "f3dac4c68ca0c7575a96cae73598917e4f14eaca0cfee0bc988cc7d08771a0ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3dac4c68ca0c7575a96cae73598917e4f14eaca0cfee0bc988cc7d08771a0ad", kill_on_drop: false }`
[INFO] [stdout] f3dac4c68ca0c7575a96cae73598917e4f14eaca0cfee0bc988cc7d08771a0ad