[INFO] cloning repository https://github.com/leviathan88/little_book_of_semaphors_RUST
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/leviathan88/little_book_of_semaphors_RUST" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleviathan88%2Flittle_book_of_semaphors_RUST", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleviathan88%2Flittle_book_of_semaphors_RUST'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 29ca680958634b1e9197ad8b42e208b136992af5
[INFO] testing leviathan88/little_book_of_semaphors_RUST against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleviathan88%2Flittle_book_of_semaphors_RUST" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/leviathan88/little_book_of_semaphors_RUST on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/leviathan88/little_book_of_semaphors_RUST
[INFO] finished tweaking git repo https://github.com/leviathan88/little_book_of_semaphors_RUST
[INFO] tweaked toml for git repo https://github.com/leviathan88/little_book_of_semaphors_RUST written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/leviathan88/little_book_of_semaphors_RUST already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d2ff145f435ac87ca0ca4e26c8045acd83c78558d3eb69bc7c4399779a22677b
[INFO] running `Command { std: "docker" "start" "-a" "d2ff145f435ac87ca0ca4e26c8045acd83c78558d3eb69bc7c4399779a22677b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2ff145f435ac87ca0ca4e26c8045acd83c78558d3eb69bc7c4399779a22677b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2ff145f435ac87ca0ca4e26c8045acd83c78558d3eb69bc7c4399779a22677b", kill_on_drop: false }`
[INFO] [stdout] d2ff145f435ac87ca0ca4e26c8045acd83c78558d3eb69bc7c4399779a22677b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6acbbc05722d3a5f86b89c6d99a7b18bdb1427e448cc34b5e197588b897ff39d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6acbbc05722d3a5f86b89c6d99a7b18bdb1427e448cc34b5e197588b897ff39d", kill_on_drop: false }`
[INFO] [stderr]    Compiling little_book_of_semaphores v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "6acbbc05722d3a5f86b89c6d99a7b18bdb1427e448cc34b5e197588b897ff39d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6acbbc05722d3a5f86b89c6d99a7b18bdb1427e448cc34b5e197588b897ff39d", kill_on_drop: false }`
[INFO] [stdout] 6acbbc05722d3a5f86b89c6d99a7b18bdb1427e448cc34b5e197588b897ff39d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a6afd17644415e6b320567ed543e07e773be3b844cf5fb8844e010b5a75e726
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6a6afd17644415e6b320567ed543e07e773be3b844cf5fb8844e010b5a75e726", kill_on_drop: false }`
[INFO] [stderr]    Compiling little_book_of_semaphores v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "6a6afd17644415e6b320567ed543e07e773be3b844cf5fb8844e010b5a75e726", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a6afd17644415e6b320567ed543e07e773be3b844cf5fb8844e010b5a75e726", kill_on_drop: false }`
[INFO] [stdout] 6a6afd17644415e6b320567ed543e07e773be3b844cf5fb8844e010b5a75e726
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 81ffdc713a8ce2e4b6c91ec059b09857414b50ca3f5c79adb777d547d0973b4a
[INFO] running `Command { std: "docker" "start" "-a" "81ffdc713a8ce2e4b6c91ec059b09857414b50ca3f5c79adb777d547d0973b4a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/little_book_of_semaphores-91986a7dca550803
[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" "81ffdc713a8ce2e4b6c91ec059b09857414b50ca3f5c79adb777d547d0973b4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81ffdc713a8ce2e4b6c91ec059b09857414b50ca3f5c79adb777d547d0973b4a", kill_on_drop: false }`
[INFO] [stdout] 81ffdc713a8ce2e4b6c91ec059b09857414b50ca3f5c79adb777d547d0973b4a