[INFO] cloning repository https://github.com/nishanth9492/RustExamples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nishanth9492/RustExamples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnishanth9492%2FRustExamples", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnishanth9492%2FRustExamples'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c5ab34f11a4ec2481b9b56cc6f21885d908ac7eb
[INFO] checking nishanth9492/RustExamples against master#7308c22c6a8d77e82187e290e1f7459870e48d12 for pr-99447
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnishanth9492%2FRustExamples" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nishanth9492/RustExamples 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 git repo https://github.com/nishanth9492/RustExamples
[INFO] finished tweaking git repo https://github.com/nishanth9492/RustExamples
[INFO] tweaked toml for git repo https://github.com/nishanth9492/RustExamples written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/nishanth9492/RustExamples already has a lockfile, it will not be regenerated
[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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 41a2341e2602afc63146b2888a8e472562530f1011da1f9b5b1e38c08398e7dc
[INFO] running `Command { std: "docker" "start" "-a" "41a2341e2602afc63146b2888a8e472562530f1011da1f9b5b1e38c08398e7dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41a2341e2602afc63146b2888a8e472562530f1011da1f9b5b1e38c08398e7dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41a2341e2602afc63146b2888a8e472562530f1011da1f9b5b1e38c08398e7dc", kill_on_drop: false }`
[INFO] [stdout] 41a2341e2602afc63146b2888a8e472562530f1011da1f9b5b1e38c08398e7dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] c6fe4ffa0346c1e3cbec715ca2b8e46287166531f476b581a0680a0c1652dfe2
[INFO] running `Command { std: "docker" "start" "-a" "c6fe4ffa0346c1e3cbec715ca2b8e46287166531f476b581a0680a0c1652dfe2", kill_on_drop: false }`
[INFO] [stderr]     Checking proj_modules v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.05s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "c6fe4ffa0346c1e3cbec715ca2b8e46287166531f476b581a0680a0c1652dfe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6fe4ffa0346c1e3cbec715ca2b8e46287166531f476b581a0680a0c1652dfe2", kill_on_drop: false }`
[INFO] [stdout] c6fe4ffa0346c1e3cbec715ca2b8e46287166531f476b581a0680a0c1652dfe2