[INFO] fetching crate ucx1-sys 0.1.0...
[INFO] crate ucx1-sys 0.1.0 is already in cache
[INFO] crate ucx1-sys 0.1.0 is already in cache
[INFO] crate ucx1-sys 0.1.0 is already in cache
[INFO] crate ucx1-sys 0.1.0 is already in cache
[INFO] crate ucx1-sys 0.1.0 is already in cache
[INFO] crate ucx1-sys 0.1.0 is already in cache
[INFO] crate ucx1-sys 0.1.0 is already in cache
[INFO] crate ucx1-sys 0.1.0 is already in cache
[INFO] crate ucx1-sys 0.1.0 is already in cache
[INFO] crate ucx1-sys 0.1.0 is already in cache
[INFO] crate ucx1-sys 0.1.0 is already in cache
[INFO] crate ucx1-sys 0.1.0 is already in cache
[INFO] crate ucx1-sys 0.1.0 is already in cache
[INFO] crate ucx1-sys 0.1.0 is already in cache
[INFO] checking ucx1-sys-0.1.0 against master#7308c22c6a8d77e82187e290e1f7459870e48d12 for pr-99447
[INFO] extracting crate ucx1-sys 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate ucx1-sys 0.1.0 on toolchain 7308c22c6a8d77e82187e290e1f7459870e48d12
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7308c22c6a8d77e82187e290e1f7459870e48d12" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ucx1-sys 0.1.0
[INFO] finished tweaking crates.io crate ucx1-sys 0.1.0
[INFO] tweaked toml for crates.io crate ucx1-sys 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7308c22c6a8d77e82187e290e1f7459870e48d12" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7308c22c6a8d77e82187e290e1f7459870e48d12" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+7308c22c6a8d77e82187e290e1f7459870e48d12" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 820a600e12088af350e442c52b021fb4b3288e2c120c314925973cda06775a85
[INFO] running `Command { std: "docker" "start" "-a" "820a600e12088af350e442c52b021fb4b3288e2c120c314925973cda06775a85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "820a600e12088af350e442c52b021fb4b3288e2c120c314925973cda06775a85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "820a600e12088af350e442c52b021fb4b3288e2c120c314925973cda06775a85", kill_on_drop: false }`
[INFO] [stdout] 820a600e12088af350e442c52b021fb4b3288e2c120c314925973cda06775a85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+7308c22c6a8d77e82187e290e1f7459870e48d12" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a00c6e129edc5f41932838762a107028e4456214eac057379f0f1c0a2336fe5
[INFO] running `Command { std: "docker" "start" "-a" "9a00c6e129edc5f41932838762a107028e4456214eac057379f0f1c0a2336fe5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.129
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling bindgen v0.59.2
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling either v1.7.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling libloading v0.7.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling clang-sys v1.3.3
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling nom v7.1.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v4.2.5
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling ucx1-sys v0.1.0 (/opt/rustwide/workdir)
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "9a00c6e129edc5f41932838762a107028e4456214eac057379f0f1c0a2336fe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a00c6e129edc5f41932838762a107028e4456214eac057379f0f1c0a2336fe5", kill_on_drop: false }`
[INFO] [stdout] 9a00c6e129edc5f41932838762a107028e4456214eac057379f0f1c0a2336fe5