[INFO] cloning repository https://github.com/jawline/rust-sat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jawline/rust-sat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjawline%2Frust-sat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjawline%2Frust-sat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 724e79c01c097d0d0c02e2c78a0cd360953dc973
[INFO] testing jawline/rust-sat 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%2Fjawline%2Frust-sat" "/workspace/builds/worker-105/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-105/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jawline/rust-sat 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/jawline/rust-sat
[INFO] finished tweaking git repo https://github.com/jawline/rust-sat
[INFO] tweaked toml for git repo https://github.com/jawline/rust-sat written to /workspace/builds/worker-105/source/Cargo.toml
[INFO] crate git repo https://github.com/jawline/rust-sat 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-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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] 2026ae12f3a35b1476835b56258fc2fa3e39ab5fddb83ea06ddf360f648050ec
[INFO] running `Command { std: "docker" "start" "-a" "2026ae12f3a35b1476835b56258fc2fa3e39ab5fddb83ea06ddf360f648050ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2026ae12f3a35b1476835b56258fc2fa3e39ab5fddb83ea06ddf360f648050ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2026ae12f3a35b1476835b56258fc2fa3e39ab5fddb83ea06ddf360f648050ec", kill_on_drop: false }`
[INFO] [stdout] 2026ae12f3a35b1476835b56258fc2fa3e39ab5fddb83ea06ddf360f648050ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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] 8c29d57193c5f5ea394ac1c23dc3d8f46f78d955df99ded91235cc3e2684389f
[INFO] running `Command { std: "docker" "start" "-a" "8c29d57193c5f5ea394ac1c23dc3d8f46f78d955df99ded91235cc3e2684389f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-sat v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0061]: this function takes 1 argument but 0 arguments were supplied
[INFO] [stdout]     --> src/sat.rs:48:23
[INFO] [stdout]      |
[INFO] [stdout] 48   |         for item in clauses.drain() {
[INFO] [stdout]      |                             ^^^^^- supplied 0 arguments
[INFO] [stdout]      |                             |
[INFO] [stdout]      |                             expected 1 argument
[INFO] [stdout]      |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-sat` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "8c29d57193c5f5ea394ac1c23dc3d8f46f78d955df99ded91235cc3e2684389f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c29d57193c5f5ea394ac1c23dc3d8f46f78d955df99ded91235cc3e2684389f", kill_on_drop: false }`
[INFO] [stdout] 8c29d57193c5f5ea394ac1c23dc3d8f46f78d955df99ded91235cc3e2684389f