[INFO] fetching crate rnt 0.1.0...
[INFO] checking rnt-0.1.0 against master#ac385a5af6d9fa8399a0cec799833cd28324abf8 for pr-125107
[INFO] extracting crate rnt 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate rnt 0.1.0 on toolchain ac385a5af6d9fa8399a0cec799833cd28324abf8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ac385a5af6d9fa8399a0cec799833cd28324abf8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rnt 0.1.0
[INFO] finished tweaking crates.io crate rnt 0.1.0
[INFO] tweaked toml for crates.io crate rnt 0.1.0 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" "+ac385a5af6d9fa8399a0cec799833cd28324abf8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 24 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ac385a5af6d9fa8399a0cec799833cd28324abf8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+ac385a5af6d9fa8399a0cec799833cd28324abf8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10833888973f9ef50f0ed4e50447d5b046e277d6c01d67552aed7ddbd891cb7e
[INFO] running `Command { std: "docker" "start" "-a" "10833888973f9ef50f0ed4e50447d5b046e277d6c01d67552aed7ddbd891cb7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10833888973f9ef50f0ed4e50447d5b046e277d6c01d67552aed7ddbd891cb7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10833888973f9ef50f0ed4e50447d5b046e277d6c01d67552aed7ddbd891cb7e", kill_on_drop: false }`
[INFO] [stdout] 10833888973f9ef50f0ed4e50447d5b046e277d6c01d67552aed7ddbd891cb7e
[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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+ac385a5af6d9fa8399a0cec799833cd28324abf8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f43bc1d15a26c1b55e41e99e424087cd0b4b531a3b2c1de6090e52a7303e76c
[INFO] running `Command { std: "docker" "start" "-a" "3f43bc1d15a26c1b55e41e99e424087cd0b4b531a3b2c1de6090e52a7303e76c", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.2
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling rug v1.24.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking either v1.12.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking rayon v1.10.0
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "3f43bc1d15a26c1b55e41e99e424087cd0b4b531a3b2c1de6090e52a7303e76c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f43bc1d15a26c1b55e41e99e424087cd0b4b531a3b2c1de6090e52a7303e76c", kill_on_drop: false }`
[INFO] [stdout] 3f43bc1d15a26c1b55e41e99e424087cd0b4b531a3b2c1de6090e52a7303e76c