[INFO] fetching crate kernaux-sys 0.4.0...
[INFO] checking kernaux-sys-0.4.0 against master#b04bfb4aea99436a62f6a98056e805eb9b0629cc for pr-98835
[INFO] extracting crate kernaux-sys 0.4.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate kernaux-sys 0.4.0 on toolchain b04bfb4aea99436a62f6a98056e805eb9b0629cc
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b04bfb4aea99436a62f6a98056e805eb9b0629cc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kernaux-sys 0.4.0
[INFO] finished tweaking crates.io crate kernaux-sys 0.4.0
[INFO] tweaked toml for crates.io crate kernaux-sys 0.4.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b04bfb4aea99436a62f6a98056e805eb9b0629cc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b04bfb4aea99436a62f6a98056e805eb9b0629cc" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+b04bfb4aea99436a62f6a98056e805eb9b0629cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6a5cda1bf9403293bfe727b0ef9c0ef803bc1e248129309b99e28392f732360
[INFO] running `Command { std: "docker" "start" "-a" "a6a5cda1bf9403293bfe727b0ef9c0ef803bc1e248129309b99e28392f732360", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6a5cda1bf9403293bfe727b0ef9c0ef803bc1e248129309b99e28392f732360", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6a5cda1bf9403293bfe727b0ef9c0ef803bc1e248129309b99e28392f732360", kill_on_drop: false }`
[INFO] [stdout] a6a5cda1bf9403293bfe727b0ef9c0ef803bc1e248129309b99e28392f732360
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+b04bfb4aea99436a62f6a98056e805eb9b0629cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58ce8f55e849574d9f49e0d4ea32c2e1dc8297d413855a738ee060a0cd9621b8
[INFO] running `Command { std: "docker" "start" "-a" "58ce8f55e849574d9f49e0d4ea32c2e1dc8297d413855a738ee060a0cd9621b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking kernaux-sys v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.07s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "58ce8f55e849574d9f49e0d4ea32c2e1dc8297d413855a738ee060a0cd9621b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58ce8f55e849574d9f49e0d4ea32c2e1dc8297d413855a738ee060a0cd9621b8", kill_on_drop: false }`
[INFO] [stdout] 58ce8f55e849574d9f49e0d4ea32c2e1dc8297d413855a738ee060a0cd9621b8