[INFO] fetching crate pmfcube 0.1.0...
[INFO] testing pmfcube-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate pmfcube 0.1.0 into /workspace/builds/worker-36/source
[INFO] validating manifest of crates.io crate pmfcube 0.1.0 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 pmfcube 0.1.0
[INFO] finished tweaking crates.io crate pmfcube 0.1.0
[INFO] tweaked toml for crates.io crate pmfcube 0.1.0 written to /workspace/builds/worker-36/source/Cargo.toml
[INFO] crate crates.io crate pmfcube 0.1.0 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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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] 3dd6ed075c9bc0366a88f15e22cd83732c93e85d1154caaa7bfff0139a3e1caf
[INFO] running `Command { std: "docker" "start" "-a" "3dd6ed075c9bc0366a88f15e22cd83732c93e85d1154caaa7bfff0139a3e1caf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3dd6ed075c9bc0366a88f15e22cd83732c93e85d1154caaa7bfff0139a3e1caf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dd6ed075c9bc0366a88f15e22cd83732c93e85d1154caaa7bfff0139a3e1caf", kill_on_drop: false }`
[INFO] [stdout] 3dd6ed075c9bc0366a88f15e22cd83732c93e85d1154caaa7bfff0139a3e1caf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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] e4ce859adf7d44eb117e062a687377f91b118d9fe0daa7abb60281113a1cf41b
[INFO] running `Command { std: "docker" "start" "-a" "e4ce859adf7d44eb117e062a687377f91b118d9fe0daa7abb60281113a1cf41b", 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] [stderr]    Compiling libc v0.2.92
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.67
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling filetime v0.2.14
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling tar v0.4.33
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling derive_more v0.99.13
[INFO] [stderr]    Compiling libpolymesh v1.0.0
[INFO] [stderr]    Compiling pmfcube v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.30s
[INFO] running `Command { std: "docker" "inspect" "e4ce859adf7d44eb117e062a687377f91b118d9fe0daa7abb60281113a1cf41b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4ce859adf7d44eb117e062a687377f91b118d9fe0daa7abb60281113a1cf41b", kill_on_drop: false }`
[INFO] [stdout] e4ce859adf7d44eb117e062a687377f91b118d9fe0daa7abb60281113a1cf41b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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] dd17a61d2af6171ff07b877cc2169a5ba951b937fbc6310a2a664cb2a344991a
[INFO] running `Command { std: "docker" "start" "-a" "dd17a61d2af6171ff07b877cc2169a5ba951b937fbc6310a2a664cb2a344991a", kill_on_drop: false }`
[INFO] [stderr]    Compiling pmfcube v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "dd17a61d2af6171ff07b877cc2169a5ba951b937fbc6310a2a664cb2a344991a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd17a61d2af6171ff07b877cc2169a5ba951b937fbc6310a2a664cb2a344991a", kill_on_drop: false }`
[INFO] [stdout] dd17a61d2af6171ff07b877cc2169a5ba951b937fbc6310a2a664cb2a344991a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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] 7ea59def5d122f9668b9e24ad7af2755c20a4ab14210740b3e501fe87a6a2bff
[INFO] running `Command { std: "docker" "start" "-a" "7ea59def5d122f9668b9e24ad7af2755c20a4ab14210740b3e501fe87a6a2bff", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pmfcube-da007f84ccfafa44)
[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" "7ea59def5d122f9668b9e24ad7af2755c20a4ab14210740b3e501fe87a6a2bff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ea59def5d122f9668b9e24ad7af2755c20a4ab14210740b3e501fe87a6a2bff", kill_on_drop: false }`
[INFO] [stdout] 7ea59def5d122f9668b9e24ad7af2755c20a4ab14210740b3e501fe87a6a2bff