[INFO] fetching crate polynomial-ring 0.5.0...
[INFO] checking polynomial-ring-0.5.0 against master#7db4a89d49a8ed3a5f79b6cc3d555696baa1bbc3 for pr-116935
[INFO] extracting crate polynomial-ring 0.5.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate polynomial-ring 0.5.0 on toolchain 7db4a89d49a8ed3a5f79b6cc3d555696baa1bbc3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7db4a89d49a8ed3a5f79b6cc3d555696baa1bbc3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate polynomial-ring 0.5.0
[INFO] finished tweaking crates.io crate polynomial-ring 0.5.0
[INFO] tweaked toml for crates.io crate polynomial-ring 0.5.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7db4a89d49a8ed3a5f79b6cc3d555696baa1bbc3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7db4a89d49a8ed3a5f79b6cc3d555696baa1bbc3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ring-algorithm v0.6.1
[INFO] [stderr]   Downloaded auto-impl-ops v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+7db4a89d49a8ed3a5f79b6cc3d555696baa1bbc3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc3475d8cf54f9062786063148eb2f1eb13bf561f0cd2ee6171e85ee0e850dea
[INFO] running `Command { std: "docker" "start" "-a" "cc3475d8cf54f9062786063148eb2f1eb13bf561f0cd2ee6171e85ee0e850dea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc3475d8cf54f9062786063148eb2f1eb13bf561f0cd2ee6171e85ee0e850dea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc3475d8cf54f9062786063148eb2f1eb13bf561f0cd2ee6171e85ee0e850dea", kill_on_drop: false }`
[INFO] [stdout] cc3475d8cf54f9062786063148eb2f1eb13bf561f0cd2ee6171e85ee0e850dea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+7db4a89d49a8ed3a5f79b6cc3d555696baa1bbc3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef1446484308675be62ec8546e7d9e450d9e01ab307e01bf1a081426d66a8a38
[INFO] running `Command { std: "docker" "start" "-a" "ef1446484308675be62ec8546e7d9e450d9e01ab307e01bf1a081426d66a8a38", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rug v1.22.0
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking ring-algorithm v0.6.1
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]    Compiling derive-syn-parse v0.1.5
[INFO] [stderr]    Compiling strum v0.24.1
[INFO] [stderr]    Compiling auto-impl-ops v0.1.2
[INFO] [stderr]     Checking polynomial-ring v0.5.0 (/opt/rustwide/workdir)
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "ef1446484308675be62ec8546e7d9e450d9e01ab307e01bf1a081426d66a8a38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef1446484308675be62ec8546e7d9e450d9e01ab307e01bf1a081426d66a8a38", kill_on_drop: false }`
[INFO] [stdout] ef1446484308675be62ec8546e7d9e450d9e01ab307e01bf1a081426d66a8a38