[INFO] cloning repository https://github.com/mogenson/hello-world
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mogenson/hello-world" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmogenson%2Fhello-world", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmogenson%2Fhello-world'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f4c80b08ea309ef015506d3d4f1762f2dca87472
[INFO] testing mogenson/hello-world 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%2Fmogenson%2Fhello-world" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mogenson/hello-world 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/mogenson/hello-world
[INFO] finished tweaking git repo https://github.com/mogenson/hello-world
[INFO] tweaked toml for git repo https://github.com/mogenson/hello-world written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/mogenson/hello-world 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] ce86e8186767e77671547aabb77628e6c4cecff15a27b93647efcb9992474fd3
[INFO] running `Command { std: "docker" "start" "-a" "ce86e8186767e77671547aabb77628e6c4cecff15a27b93647efcb9992474fd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce86e8186767e77671547aabb77628e6c4cecff15a27b93647efcb9992474fd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce86e8186767e77671547aabb77628e6c4cecff15a27b93647efcb9992474fd3", kill_on_drop: false }`
[INFO] [stdout] ce86e8186767e77671547aabb77628e6c4cecff15a27b93647efcb9992474fd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 42185a0d8140cd966f0f0eb0ac4f9017e0fa49314a6ec0c7af2b3b3d9e6b1391
[INFO] running `Command { std: "docker" "start" "-a" "42185a0d8140cd966f0f0eb0ac4f9017e0fa49314a6ec0c7af2b3b3d9e6b1391", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.60s
[INFO] running `Command { std: "docker" "inspect" "42185a0d8140cd966f0f0eb0ac4f9017e0fa49314a6ec0c7af2b3b3d9e6b1391", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42185a0d8140cd966f0f0eb0ac4f9017e0fa49314a6ec0c7af2b3b3d9e6b1391", kill_on_drop: false }`
[INFO] [stdout] 42185a0d8140cd966f0f0eb0ac4f9017e0fa49314a6ec0c7af2b3b3d9e6b1391
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] f5175dca33e541c37a9f1652f6f4fbc744e18f72314f5ff5766c9c45ec589875
[INFO] running `Command { std: "docker" "start" "-a" "f5175dca33e541c37a9f1652f6f4fbc744e18f72314f5ff5766c9c45ec589875", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "f5175dca33e541c37a9f1652f6f4fbc744e18f72314f5ff5766c9c45ec589875", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5175dca33e541c37a9f1652f6f4fbc744e18f72314f5ff5766c9c45ec589875", kill_on_drop: false }`
[INFO] [stdout] f5175dca33e541c37a9f1652f6f4fbc744e18f72314f5ff5766c9c45ec589875
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 53bff52d376e7d28eb058dfc6381acc64c7888ff91d5981a873cf966240a3ec4
[INFO] running `Command { std: "docker" "start" "-a" "53bff52d376e7d28eb058dfc6381acc64c7888ff91d5981a873cf966240a3ec4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hello_world-ff90879c70d78da4)
[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" "53bff52d376e7d28eb058dfc6381acc64c7888ff91d5981a873cf966240a3ec4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53bff52d376e7d28eb058dfc6381acc64c7888ff91d5981a873cf966240a3ec4", kill_on_drop: false }`
[INFO] [stdout] 53bff52d376e7d28eb058dfc6381acc64c7888ff91d5981a873cf966240a3ec4