[INFO] cloning repository https://github.com/Harzu/dozen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Harzu/dozen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHarzu%2Fdozen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHarzu%2Fdozen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 61a01c938fdca9dae007e9902249415995796ad7
[INFO] testing Harzu/dozen 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%2FHarzu%2Fdozen" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Harzu/dozen 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/Harzu/dozen
[INFO] finished tweaking git repo https://github.com/Harzu/dozen
[INFO] tweaked toml for git repo https://github.com/Harzu/dozen written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Harzu/dozen 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 2fa4ebf76bbf2307850e25e554b07f4444d5d67fcab9b7e286eea7b307ba82dd
[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" "2fa4ebf76bbf2307850e25e554b07f4444d5d67fcab9b7e286eea7b307ba82dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fa4ebf76bbf2307850e25e554b07f4444d5d67fcab9b7e286eea7b307ba82dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fa4ebf76bbf2307850e25e554b07f4444d5d67fcab9b7e286eea7b307ba82dd", kill_on_drop: false }`
[INFO] [stdout] 2fa4ebf76bbf2307850e25e554b07f4444d5d67fcab9b7e286eea7b307ba82dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] e2025f131a2a4742adc26c9034e060eb110541042da58acad765834ac95e2555
[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" "e2025f131a2a4742adc26c9034e060eb110541042da58acad765834ac95e2555", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_lexer v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: couldn't read bin/main.rs: No such file or directory (os error 2)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `simple_lexer` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "e2025f131a2a4742adc26c9034e060eb110541042da58acad765834ac95e2555", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2025f131a2a4742adc26c9034e060eb110541042da58acad765834ac95e2555", kill_on_drop: false }`
[INFO] [stdout] e2025f131a2a4742adc26c9034e060eb110541042da58acad765834ac95e2555