[INFO] cloning repository https://github.com/ocecaco/token-borrowing-machine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ocecaco/token-borrowing-machine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Focecaco%2Ftoken-borrowing-machine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Focecaco%2Ftoken-borrowing-machine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 895310ea9d8b659de1a206d620b92545f74a9979
[INFO] testing ocecaco/token-borrowing-machine 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%2Focecaco%2Ftoken-borrowing-machine" "/workspace/builds/worker-108/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-108/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ocecaco/token-borrowing-machine 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/ocecaco/token-borrowing-machine
[INFO] finished tweaking git repo https://github.com/ocecaco/token-borrowing-machine
[INFO] tweaked toml for git repo https://github.com/ocecaco/token-borrowing-machine written to /workspace/builds/worker-108/source/Cargo.toml
[INFO] crate git repo https://github.com/ocecaco/token-borrowing-machine 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-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] bf37e4f71ce5021f8979c410486f1717ff3f65781f1f06058dafa9033f596dc7
[INFO] running `Command { std: "docker" "start" "-a" "bf37e4f71ce5021f8979c410486f1717ff3f65781f1f06058dafa9033f596dc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf37e4f71ce5021f8979c410486f1717ff3f65781f1f06058dafa9033f596dc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf37e4f71ce5021f8979c410486f1717ff3f65781f1f06058dafa9033f596dc7", kill_on_drop: false }`
[INFO] [stdout] bf37e4f71ce5021f8979c410486f1717ff3f65781f1f06058dafa9033f596dc7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] 71ecc9eab1b887e4123910d97812d6c02ab059ea1bba58867b8fb4b2dfb9a3eb
[INFO] running `Command { std: "docker" "start" "-a" "71ecc9eab1b887e4123910d97812d6c02ab059ea1bba58867b8fb4b2dfb9a3eb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling token-borrowing-machine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.25s
[INFO] running `Command { std: "docker" "inspect" "71ecc9eab1b887e4123910d97812d6c02ab059ea1bba58867b8fb4b2dfb9a3eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71ecc9eab1b887e4123910d97812d6c02ab059ea1bba58867b8fb4b2dfb9a3eb", kill_on_drop: false }`
[INFO] [stdout] 71ecc9eab1b887e4123910d97812d6c02ab059ea1bba58867b8fb4b2dfb9a3eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] 4ddabbedce9e82c34aff9ff9ec5b18692d040473baf3ac40e97fa4169ac768cf
[INFO] running `Command { std: "docker" "start" "-a" "4ddabbedce9e82c34aff9ff9ec5b18692d040473baf3ac40e97fa4169ac768cf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling token-borrowing-machine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.52s
[INFO] running `Command { std: "docker" "inspect" "4ddabbedce9e82c34aff9ff9ec5b18692d040473baf3ac40e97fa4169ac768cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ddabbedce9e82c34aff9ff9ec5b18692d040473baf3ac40e97fa4169ac768cf", kill_on_drop: false }`
[INFO] [stdout] 4ddabbedce9e82c34aff9ff9ec5b18692d040473baf3ac40e97fa4169ac768cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] 06f43d3ed775905c546a5b5c013da5bc17a0a21e4a6f59b1033f7e5c38249c22
[INFO] running `Command { std: "docker" "start" "-a" "06f43d3ed775905c546a5b5c013da5bc17a0a21e4a6f59b1033f7e5c38249c22", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.20s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/token_borrowing_machine-5b3e3ae4a767865d)
[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" "06f43d3ed775905c546a5b5c013da5bc17a0a21e4a6f59b1033f7e5c38249c22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06f43d3ed775905c546a5b5c013da5bc17a0a21e4a6f59b1033f7e5c38249c22", kill_on_drop: false }`
[INFO] [stdout] 06f43d3ed775905c546a5b5c013da5bc17a0a21e4a6f59b1033f7e5c38249c22