[INFO] fetching crate metallicalc 2.1.1...
[INFO] testing metallicalc-2.1.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate metallicalc 2.1.1 into /workspace/builds/worker-64/source
[INFO] validating manifest of crates.io crate metallicalc 2.1.1 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 metallicalc 2.1.1
[INFO] finished tweaking crates.io crate metallicalc 2.1.1
[INFO] tweaked toml for crates.io crate metallicalc 2.1.1 written to /workspace/builds/worker-64/source/Cargo.toml
[INFO] crate crates.io crate metallicalc 2.1.1 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-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] 39b7dd8668736723ecd3adb5f2351675cb40dffba6eaf9c9796b80aaea50af1a
[INFO] running `Command { std: "docker" "start" "-a" "39b7dd8668736723ecd3adb5f2351675cb40dffba6eaf9c9796b80aaea50af1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39b7dd8668736723ecd3adb5f2351675cb40dffba6eaf9c9796b80aaea50af1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39b7dd8668736723ecd3adb5f2351675cb40dffba6eaf9c9796b80aaea50af1a", kill_on_drop: false }`
[INFO] [stdout] 39b7dd8668736723ecd3adb5f2351675cb40dffba6eaf9c9796b80aaea50af1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] 08eb36d5d505740682e195084dd5d08275e274d476b88f7611f3804f7eefa0e9
[INFO] running `Command { std: "docker" "start" "-a" "08eb36d5d505740682e195084dd5d08275e274d476b88f7611f3804f7eefa0e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling utf8parse v0.2.0
[INFO] [stderr]    Compiling nibble_vec v0.1.0
[INFO] [stderr]    Compiling radix_trie v0.2.1
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling fd-lock v2.0.0
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling rustyline v8.2.0
[INFO] [stderr]    Compiling metallicalc v2.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.00s
[INFO] running `Command { std: "docker" "inspect" "08eb36d5d505740682e195084dd5d08275e274d476b88f7611f3804f7eefa0e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08eb36d5d505740682e195084dd5d08275e274d476b88f7611f3804f7eefa0e9", kill_on_drop: false }`
[INFO] [stdout] 08eb36d5d505740682e195084dd5d08275e274d476b88f7611f3804f7eefa0e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] ca4352be10d07a409758545574ff7be879bf11b5e5d6fa8dc20a98d2c4beab77
[INFO] running `Command { std: "docker" "start" "-a" "ca4352be10d07a409758545574ff7be879bf11b5e5d6fa8dc20a98d2c4beab77", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling metallicalc v2.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "ca4352be10d07a409758545574ff7be879bf11b5e5d6fa8dc20a98d2c4beab77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca4352be10d07a409758545574ff7be879bf11b5e5d6fa8dc20a98d2c4beab77", kill_on_drop: false }`
[INFO] [stdout] ca4352be10d07a409758545574ff7be879bf11b5e5d6fa8dc20a98d2c4beab77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] ac28c56a869a5ec61ca2d9492e0595c6f5664d6e8a14026c6176da57c5ccd14a
[INFO] running `Command { std: "docker" "start" "-a" "ac28c56a869a5ec61ca2d9492e0595c6f5664d6e8a14026c6176da57c5ccd14a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/metallicalc-52c843186422b785)
[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" "ac28c56a869a5ec61ca2d9492e0595c6f5664d6e8a14026c6176da57c5ccd14a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac28c56a869a5ec61ca2d9492e0595c6f5664d6e8a14026c6176da57c5ccd14a", kill_on_drop: false }`
[INFO] [stdout] ac28c56a869a5ec61ca2d9492e0595c6f5664d6e8a14026c6176da57c5ccd14a