[INFO] fetching crate parmesan 0.0.20-alpha-4...
[INFO] checking parmesan-0.0.20-alpha-4 against try#7f168b18704203996d3698515c88a036a9300946 for pr-102713
[INFO] extracting crate parmesan 0.0.20-alpha-4 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate parmesan 0.0.20-alpha-4 on toolchain 7f168b18704203996d3698515c88a036a9300946
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f168b18704203996d3698515c88a036a9300946" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate parmesan 0.0.20-alpha-4
[INFO] finished tweaking crates.io crate parmesan 0.0.20-alpha-4
[INFO] tweaked toml for crates.io crate parmesan 0.0.20-alpha-4 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f168b18704203996d3698515c88a036a9300946" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f168b18704203996d3698515c88a036a9300946" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+7f168b18704203996d3698515c88a036a9300946" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db4b195176bc458b25cd17cf371f0695dbca127ca99c3c82e755966f41c39743
[INFO] running `Command { std: "docker" "start" "-a" "db4b195176bc458b25cd17cf371f0695dbca127ca99c3c82e755966f41c39743", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db4b195176bc458b25cd17cf371f0695dbca127ca99c3c82e755966f41c39743", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db4b195176bc458b25cd17cf371f0695dbca127ca99c3c82e755966f41c39743", kill_on_drop: false }`
[INFO] [stdout] db4b195176bc458b25cd17cf371f0695dbca127ca99c3c82e755966f41c39743
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+7f168b18704203996d3698515c88a036a9300946" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2bb03640d20680ad22b774d0b47dee32709e8d730c836a8a2fed260bad6e6e3d
[INFO] running `Command { std: "docker" "start" "-a" "2bb03640d20680ad22b774d0b47dee32709e8d730c836a8a2fed260bad6e6e3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.134
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling syn v1.0.102
[INFO] [stderr]    Compiling serde_derive v1.0.145
[INFO] [stderr]    Compiling crossbeam-utils v0.8.12
[INFO] [stderr]    Compiling serde v1.0.145
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]    Compiling concrete-fftw-sys v0.1.2
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.11
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking iana-time-zone v0.1.50
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking chrono v0.4.22
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking aes-soft v0.6.4
[INFO] [stderr]     Checking concrete-csprng v0.1.7
[INFO] [stderr]     Checking num-complex v0.4.2
[INFO] [stderr]     Checking concrete-commons v0.2.0
[INFO] [stderr]     Checking serde_yaml v0.8.26
[INFO] [stderr]     Checking bincode v1.3.3
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "2bb03640d20680ad22b774d0b47dee32709e8d730c836a8a2fed260bad6e6e3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bb03640d20680ad22b774d0b47dee32709e8d730c836a8a2fed260bad6e6e3d", kill_on_drop: false }`
[INFO] [stdout] 2bb03640d20680ad22b774d0b47dee32709e8d730c836a8a2fed260bad6e6e3d