[INFO] fetching crate cargo-chef 0.1.31...
[INFO] testing cargo-chef-0.1.31 against 1.55.0 for beta-1.56-1
[INFO] extracting crate cargo-chef 0.1.31 into /workspace/builds/worker-51/source
[INFO] validating manifest of crates.io crate cargo-chef 0.1.31 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 cargo-chef 0.1.31
[INFO] finished tweaking crates.io crate cargo-chef 0.1.31
[INFO] tweaked toml for crates.io crate cargo-chef 0.1.31 written to /workspace/builds/worker-51/source/Cargo.toml
[INFO] crate crates.io crate cargo-chef 0.1.31 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cargo-manifest v0.2.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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] 9edf1312ebebd283b0bf730d384eb332ded4746ecc500e33f1b46c039f4de591
[INFO] running `Command { std: "docker" "start" "-a" "9edf1312ebebd283b0bf730d384eb332ded4746ecc500e33f1b46c039f4de591", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9edf1312ebebd283b0bf730d384eb332ded4746ecc500e33f1b46c039f4de591", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9edf1312ebebd283b0bf730d384eb332ded4746ecc500e33f1b46c039f4de591", kill_on_drop: false }`
[INFO] [stdout] 9edf1312ebebd283b0bf730d384eb332ded4746ecc500e33f1b46c039f4de591
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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] d38e4a663d29b08c00d2691ac3263dcc15fbf5a686336c301fe73511013d158e
[INFO] running `Command { std: "docker" "start" "-a" "d38e4a663d29b08c00d2691ac3263dcc15fbf5a686336c301fe73511013d158e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling os_str_bytes v2.4.0
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling dissimilar v1.0.2
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling fs-err v2.6.0
[INFO] [stderr]    Compiling pathdiff v0.2.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling textwrap v0.12.1
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling expect-test v1.1.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling globset v0.4.8
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling ignore v0.4.18
[INFO] [stderr]    Compiling globwalk v0.8.1
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling clap v3.0.0-beta.2
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling cargo-manifest v0.2.6
[INFO] [stderr]    Compiling cargo-chef v0.1.31 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 33s
[INFO] running `Command { std: "docker" "inspect" "d38e4a663d29b08c00d2691ac3263dcc15fbf5a686336c301fe73511013d158e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d38e4a663d29b08c00d2691ac3263dcc15fbf5a686336c301fe73511013d158e", kill_on_drop: false }`
[INFO] [stdout] d38e4a663d29b08c00d2691ac3263dcc15fbf5a686336c301fe73511013d158e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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] 17fcecdc5709fe94f89a5e9d5cc4aa3d9ff2c92ae3107dea1bc183abc759644d
[INFO] running `Command { std: "docker" "start" "-a" "17fcecdc5709fe94f89a5e9d5cc4aa3d9ff2c92ae3107dea1bc183abc759644d", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling predicates-core v1.0.2
[INFO] [stderr]    Compiling difflib v0.4.0
[INFO] [stderr]    Compiling treeline v0.1.0
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling predicates-tree v1.0.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling predicates v2.0.2
[INFO] [stderr]    Compiling assert_fs v1.0.3
[INFO] [stderr]    Compiling assert_cmd v1.0.8
[INFO] [stderr]    Compiling cargo-chef v0.1.31 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.62s
[INFO] running `Command { std: "docker" "inspect" "17fcecdc5709fe94f89a5e9d5cc4aa3d9ff2c92ae3107dea1bc183abc759644d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17fcecdc5709fe94f89a5e9d5cc4aa3d9ff2c92ae3107dea1bc183abc759644d", kill_on_drop: false }`
[INFO] [stdout] 17fcecdc5709fe94f89a5e9d5cc4aa3d9ff2c92ae3107dea1bc183abc759644d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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] fa461e62372a307d0f0036c15cb099954908b9f4d7ee2dbc8670d387c31c440a
[INFO] running `Command { std: "docker" "start" "-a" "fa461e62372a307d0f0036c15cb099954908b9f4d7ee2dbc8670d387c31c440a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/chef-46eaf49bd21dfcfe)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cargo_chef-ea73d54a0876e67d)
[INFO] [stdout] 
[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] [stderr]    Doc-tests chef
[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" "fa461e62372a307d0f0036c15cb099954908b9f4d7ee2dbc8670d387c31c440a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa461e62372a307d0f0036c15cb099954908b9f4d7ee2dbc8670d387c31c440a", kill_on_drop: false }`
[INFO] [stdout] fa461e62372a307d0f0036c15cb099954908b9f4d7ee2dbc8670d387c31c440a