[INFO] fetching crate cargo-hf2 0.3.1...
[INFO] testing cargo-hf2-0.3.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate cargo-hf2 0.3.1 into /workspace/builds/worker-102/source
[INFO] validating manifest of crates.io crate cargo-hf2 0.3.1 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-hf2 0.3.1
[INFO] finished tweaking crates.io crate cargo-hf2 0.3.1
[INFO] tweaked toml for crates.io crate cargo-hf2 0.3.1 written to /workspace/builds/worker-102/source/Cargo.toml
[INFO] crate crates.io crate cargo-hf2 0.3.1 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crc-any v2.3.5
[INFO] [stderr]   Downloaded cargo-project v0.2.4
[INFO] [stderr]   Downloaded object v0.21.1
[INFO] [stderr]   Downloaded scroll_derive v0.10.3
[INFO] [stderr]   Downloaded hf2 v0.3.1
[INFO] [stderr]   Downloaded syn v1.0.45
[INFO] [stderr]   Downloaded hidapi v1.2.3
[INFO] [stderr]   Downloaded backtrace v0.3.53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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] 747367a1d85b0af549a882a61e25f6532d227b45c48e2c03f3c52d36798c7709
[INFO] running `Command { std: "docker" "start" "-a" "747367a1d85b0af549a882a61e25f6532d227b45c48e2c03f3c52d36798c7709", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "747367a1d85b0af549a882a61e25f6532d227b45c48e2c03f3c52d36798c7709", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "747367a1d85b0af549a882a61e25f6532d227b45c48e2c03f3c52d36798c7709", kill_on_drop: false }`
[INFO] [stdout] 747367a1d85b0af549a882a61e25f6532d227b45c48e2c03f3c52d36798c7709
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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] 599d0f1bf416c9ec4251ddadc8b9fbe3e6f26ca6e9429d80a83c020c38bcb9a4
[INFO] running `Command { std: "docker" "start" "-a" "599d0f1bf416c9ec4251ddadc8b9fbe3e6f26ca6e9429d80a83c020c38bcb9a4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]    Compiling object v0.21.1
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]    Compiling rustc-demangle v0.1.17
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling regex-syntax v0.6.20
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling plain v0.2.3
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling crc-any v2.3.5
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling aho-corasick v0.7.14
[INFO] [stderr]    Compiling hidapi v1.2.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling addr2line v0.13.0
[INFO] [stderr]    Compiling regex v1.4.1
[INFO] [stderr]    Compiling backtrace v0.3.53
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling pretty_env_logger v0.3.1
[INFO] [stderr]    Compiling scroll_derive v0.10.3
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling rustc-cfg v0.4.0
[INFO] [stderr]    Compiling scroll v0.10.2
[INFO] [stderr]    Compiling goblin v0.2.3
[INFO] [stderr]    Compiling structopt v0.3.20
[INFO] [stderr]    Compiling cargo-project v0.2.4
[INFO] [stderr]    Compiling hf2 v0.3.1
[INFO] [stderr]    Compiling cargo-hf2 v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.70s
[INFO] running `Command { std: "docker" "inspect" "599d0f1bf416c9ec4251ddadc8b9fbe3e6f26ca6e9429d80a83c020c38bcb9a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "599d0f1bf416c9ec4251ddadc8b9fbe3e6f26ca6e9429d80a83c020c38bcb9a4", kill_on_drop: false }`
[INFO] [stdout] 599d0f1bf416c9ec4251ddadc8b9fbe3e6f26ca6e9429d80a83c020c38bcb9a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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] adcff1bfec89989dbeb1a6f7cfe351c13dba22fd96fe6ef385505c9d27118e15
[INFO] running `Command { std: "docker" "start" "-a" "adcff1bfec89989dbeb1a6f7cfe351c13dba22fd96fe6ef385505c9d27118e15", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-hf2 v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "adcff1bfec89989dbeb1a6f7cfe351c13dba22fd96fe6ef385505c9d27118e15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adcff1bfec89989dbeb1a6f7cfe351c13dba22fd96fe6ef385505c9d27118e15", kill_on_drop: false }`
[INFO] [stdout] adcff1bfec89989dbeb1a6f7cfe351c13dba22fd96fe6ef385505c9d27118e15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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] 6b0a3a6b795d0e03bc96b1132f838363d42fdc1d9ec46fea39fe609d5a8c6e3c
[INFO] running `Command { std: "docker" "start" "-a" "6b0a3a6b795d0e03bc96b1132f838363d42fdc1d9ec46fea39fe609d5a8c6e3c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cargo_hf2-d5884109b27968dd)
[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" "6b0a3a6b795d0e03bc96b1132f838363d42fdc1d9ec46fea39fe609d5a8c6e3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b0a3a6b795d0e03bc96b1132f838363d42fdc1d9ec46fea39fe609d5a8c6e3c", kill_on_drop: false }`
[INFO] [stdout] 6b0a3a6b795d0e03bc96b1132f838363d42fdc1d9ec46fea39fe609d5a8c6e3c