[INFO] fetching crate kalker 1.0.0...
[INFO] testing kalker-1.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate kalker 1.0.0 into /workspace/builds/worker-104/source
[INFO] validating manifest of crates.io crate kalker 1.0.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kalker 1.0.0
[INFO] finished tweaking crates.io crate kalker 1.0.0
[INFO] tweaked toml for crates.io crate kalker 1.0.0 written to /workspace/builds/worker-104/source/Cargo.toml
[INFO] crate crates.io crate kalker 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded seahorse v1.1.2
[INFO] [stderr]   Downloaded winres v0.1.11
[INFO] [stderr]   Downloaded kalk v2.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d5ba06213922e7aee659b2646b11e8b7bf35bff0dc8f47307184d89ae2bb7479
[INFO] running `Command { std: "docker" "start" "-a" "d5ba06213922e7aee659b2646b11e8b7bf35bff0dc8f47307184d89ae2bb7479", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5ba06213922e7aee659b2646b11e8b7bf35bff0dc8f47307184d89ae2bb7479", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5ba06213922e7aee659b2646b11e8b7bf35bff0dc8f47307184d89ae2bb7479", kill_on_drop: false }`
[INFO] [stdout] d5ba06213922e7aee659b2646b11e8b7bf35bff0dc8f47307184d89ae2bb7479
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 423a73c0e41f4d137ac48bf5016a1353828acd61299ca5fb45af65698f425b49
[INFO] running `Command { std: "docker" "start" "-a" "423a73c0e41f4d137ac48bf5016a1353828acd61299ca5fb45af65698f425b49", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.74
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.4.5
[INFO] [stderr]    Compiling bumpalo v3.7.0
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling az v1.1.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling rug v1.12.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.74
[INFO] [stderr]    Compiling utf8parse v0.2.0
[INFO] [stderr]    Compiling kalker v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling seahorse v1.1.2
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling nix v0.19.1
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.74
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.74
[INFO] [stderr]    Compiling rustyline v7.1.0
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.74
[INFO] [stderr]    Compiling kalk v2.1.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 51s
[INFO] running `Command { std: "docker" "inspect" "423a73c0e41f4d137ac48bf5016a1353828acd61299ca5fb45af65698f425b49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "423a73c0e41f4d137ac48bf5016a1353828acd61299ca5fb45af65698f425b49", kill_on_drop: false }`
[INFO] [stdout] 423a73c0e41f4d137ac48bf5016a1353828acd61299ca5fb45af65698f425b49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95cc10933ee51f6a01567fec5b4e001e01261a3cc4a4e82684398800d6265501
[INFO] running `Command { std: "docker" "start" "-a" "95cc10933ee51f6a01567fec5b4e001e01261a3cc4a4e82684398800d6265501", kill_on_drop: false }`
[INFO] [stderr]    Compiling kalker v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "95cc10933ee51f6a01567fec5b4e001e01261a3cc4a4e82684398800d6265501", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95cc10933ee51f6a01567fec5b4e001e01261a3cc4a4e82684398800d6265501", kill_on_drop: false }`
[INFO] [stdout] 95cc10933ee51f6a01567fec5b4e001e01261a3cc4a4e82684398800d6265501
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] beb138746a7f82de29dc42ceb86cf465fd08703e0c1202309e26d2a1c4f63c02
[INFO] running `Command { std: "docker" "start" "-a" "beb138746a7f82de29dc42ceb86cf465fd08703e0c1202309e26d2a1c4f63c02", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kalker-93d6fe4796ed6b16)
[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" "beb138746a7f82de29dc42ceb86cf465fd08703e0c1202309e26d2a1c4f63c02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "beb138746a7f82de29dc42ceb86cf465fd08703e0c1202309e26d2a1c4f63c02", kill_on_drop: false }`
[INFO] [stdout] beb138746a7f82de29dc42ceb86cf465fd08703e0c1202309e26d2a1c4f63c02