[INFO] cloning repository https://github.com/gawahlb/rust_factorial_calculator [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gawahlb/rust_factorial_calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgawahlb%2Frust_factorial_calculator", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgawahlb%2Frust_factorial_calculator'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c5f06fe130e977ccfb51e96042403aac2d6c3ab0 [INFO] checking gawahlb/rust_factorial_calculator against try#73ffebff6f34db7eb167bf9edcf2afa19c3073e9 for pr-147841 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgawahlb%2Frust_factorial_calculator" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/gawahlb/rust_factorial_calculator [INFO] finished tweaking git repo https://github.com/gawahlb/rust_factorial_calculator [INFO] tweaked toml for git repo https://github.com/gawahlb/rust_factorial_calculator written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/gawahlb/rust_factorial_calculator on toolchain 73ffebff6f34db7eb167bf9edcf2afa19c3073e9 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/gawahlb/rust_factorial_calculator already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 326068edd127082036f52cc80c5734e5e324f95ea14d8d6dddeb9fd1cfb188a0 [INFO] running `Command { std: "docker" "start" "-a" "326068edd127082036f52cc80c5734e5e324f95ea14d8d6dddeb9fd1cfb188a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "326068edd127082036f52cc80c5734e5e324f95ea14d8d6dddeb9fd1cfb188a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "326068edd127082036f52cc80c5734e5e324f95ea14d8d6dddeb9fd1cfb188a0", kill_on_drop: false }` [INFO] [stdout] 326068edd127082036f52cc80c5734e5e324f95ea14d8d6dddeb9fd1cfb188a0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0f220deb5ea531074cf27813c00c6065620fbcb7a11603532ed6e5c80ba7bb47 [INFO] running `Command { std: "docker" "start" "-a" "0f220deb5ea531074cf27813c00c6065620fbcb7a11603532ed6e5c80ba7bb47", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-complex v0.4.6 [INFO] [stderr] Checking num-bigint v0.4.5 [INFO] [stderr] Checking num-iter v0.1.45 [INFO] [stderr] Checking num-rational v0.4.2 [INFO] [stderr] Checking num v0.4.3 [INFO] [stderr] Checking rust_factorial_calculator v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.56s [INFO] running `Command { std: "docker" "inspect" "0f220deb5ea531074cf27813c00c6065620fbcb7a11603532ed6e5c80ba7bb47", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0f220deb5ea531074cf27813c00c6065620fbcb7a11603532ed6e5c80ba7bb47", kill_on_drop: false }` [INFO] [stdout] 0f220deb5ea531074cf27813c00c6065620fbcb7a11603532ed6e5c80ba7bb47