[INFO] fetching crate freecut 0.1.9...
[INFO] testing freecut-0.1.9 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate freecut 0.1.9 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate freecut 0.1.9 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 crates.io crate freecut 0.1.9
[INFO] finished tweaking crates.io crate freecut 0.1.9
[INFO] tweaked toml for crates.io crate freecut 0.1.9 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate freecut 0.1.9 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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] b115bf83ba9395650d9d18682034ef3290bd101c251528ba649761f55a7915ee
[INFO] running `Command { std: "docker" "start" "-a" "b115bf83ba9395650d9d18682034ef3290bd101c251528ba649761f55a7915ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b115bf83ba9395650d9d18682034ef3290bd101c251528ba649761f55a7915ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b115bf83ba9395650d9d18682034ef3290bd101c251528ba649761f55a7915ee", kill_on_drop: false }`
[INFO] [stdout] b115bf83ba9395650d9d18682034ef3290bd101c251528ba649761f55a7915ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] c7ba4f98741574a706dd52520b730b644e663e4a6178754842eb6359aa7a24a8
[INFO] running `Command { std: "docker" "start" "-a" "c7ba4f98741574a706dd52520b730b644e663e4a6178754842eb6359aa7a24a8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strum v0.20.0
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling pdf-canvas v0.6.0
[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling fltk-sys v0.15.14
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling signal-hook v0.1.17
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling crossterm v0.19.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling cut-optimizer-2d v0.1.1
[INFO] [stderr]    Compiling fltk-derive v0.15.14
[INFO] [stderr]    Compiling strum_macros v0.20.1
[INFO] [stderr]    Compiling comfy-table v2.1.0
[INFO] [stderr]    Compiling fltk v0.15.15
[INFO] [stderr]    Compiling freecut v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `Command { std: "docker" "inspect" "c7ba4f98741574a706dd52520b730b644e663e4a6178754842eb6359aa7a24a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7ba4f98741574a706dd52520b730b644e663e4a6178754842eb6359aa7a24a8", kill_on_drop: false }`
[INFO] [stdout] c7ba4f98741574a706dd52520b730b644e663e4a6178754842eb6359aa7a24a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 2facd0e360ddd91ccbbeff09c6c5c49bdb0708d39fb8f9fa3bac1846f6617048
[INFO] running `Command { std: "docker" "start" "-a" "2facd0e360ddd91ccbbeff09c6c5c49bdb0708d39fb8f9fa3bac1846f6617048", kill_on_drop: false }`
[INFO] [stderr]    Compiling freecut v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.34s
[INFO] running `Command { std: "docker" "inspect" "2facd0e360ddd91ccbbeff09c6c5c49bdb0708d39fb8f9fa3bac1846f6617048", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2facd0e360ddd91ccbbeff09c6c5c49bdb0708d39fb8f9fa3bac1846f6617048", kill_on_drop: false }`
[INFO] [stdout] 2facd0e360ddd91ccbbeff09c6c5c49bdb0708d39fb8f9fa3bac1846f6617048
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 22c2fa5c6e2100e46085a5082fbd8c8fb1fe9201c32b64711f51ca6fcd3f05dc
[INFO] running `Command { std: "docker" "start" "-a" "22c2fa5c6e2100e46085a5082fbd8c8fb1fe9201c32b64711f51ca6fcd3f05dc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/freecut-8201897d6d4ce65a)
[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" "22c2fa5c6e2100e46085a5082fbd8c8fb1fe9201c32b64711f51ca6fcd3f05dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22c2fa5c6e2100e46085a5082fbd8c8fb1fe9201c32b64711f51ca6fcd3f05dc", kill_on_drop: false }`
[INFO] [stdout] 22c2fa5c6e2100e46085a5082fbd8c8fb1fe9201c32b64711f51ca6fcd3f05dc