[INFO] cloning repository https://github.com/ccastroelo/mest_rust_guess
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ccastroelo/mest_rust_guess" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fccastroelo%2Fmest_rust_guess", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fccastroelo%2Fmest_rust_guess'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] adc578d1f0e13442bab2edd0b10a1548f7d38e05
[INFO] checking ccastroelo/mest_rust_guess/adc578d1f0e13442bab2edd0b10a1548f7d38e05 against try#f827120c9528a1a0e4c9881169eacd52170f9a08 for pr-130367
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fccastroelo%2Fmest_rust_guess" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ccastroelo/mest_rust_guess on toolchain f827120c9528a1a0e4c9881169eacd52170f9a08
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f827120c9528a1a0e4c9881169eacd52170f9a08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ccastroelo/mest_rust_guess
[INFO] finished tweaking git repo https://github.com/ccastroelo/mest_rust_guess
[INFO] tweaked toml for git repo https://github.com/ccastroelo/mest_rust_guess written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ccastroelo/mest_rust_guess already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f827120c9528a1a0e4c9881169eacd52170f9a08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking ccastroelo/mest_rust_guess/adc578d1f0e13442bab2edd0b10a1548f7d38e05 against try#f827120c9528a1a0e4c9881169eacd52170f9a08 for pr-130367
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fccastroelo%2Fmest_rust_guess" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ccastroelo/mest_rust_guess on toolchain f827120c9528a1a0e4c9881169eacd52170f9a08
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f827120c9528a1a0e4c9881169eacd52170f9a08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ccastroelo/mest_rust_guess
[INFO] finished tweaking git repo https://github.com/ccastroelo/mest_rust_guess
[INFO] tweaked toml for git repo https://github.com/ccastroelo/mest_rust_guess written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ccastroelo/mest_rust_guess already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f827120c9528a1a0e4c9881169eacd52170f9a08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+f827120c9528a1a0e4c9881169eacd52170f9a08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4fde4a2ea389dd88ffa01c24933214804cbacf3f13f098acc0bec3e41c5bb35
[INFO] running `Command { std: "docker" "start" "-a" "c4fde4a2ea389dd88ffa01c24933214804cbacf3f13f098acc0bec3e41c5bb35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4fde4a2ea389dd88ffa01c24933214804cbacf3f13f098acc0bec3e41c5bb35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4fde4a2ea389dd88ffa01c24933214804cbacf3f13f098acc0bec3e41c5bb35", kill_on_drop: false }`
[INFO] [stdout] c4fde4a2ea389dd88ffa01c24933214804cbacf3f13f098acc0bec3e41c5bb35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+f827120c9528a1a0e4c9881169eacd52170f9a08" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f50d9e8e61587bc61c03e97de6ec5d3a869874c930d16b6d2bcd8354180121d
[INFO] running `Command { std: "docker" "start" "-a" "9f50d9e8e61587bc61c03e97de6ec5d3a869874c930d16b6d2bcd8354180121d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking guess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `Command { std: "docker" "inspect" "9f50d9e8e61587bc61c03e97de6ec5d3a869874c930d16b6d2bcd8354180121d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f50d9e8e61587bc61c03e97de6ec5d3a869874c930d16b6d2bcd8354180121d", kill_on_drop: false }`
[INFO] [stdout] 9f50d9e8e61587bc61c03e97de6ec5d3a869874c930d16b6d2bcd8354180121d