[INFO] cloning repository https://github.com/JoverZhang/leetcode.rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JoverZhang/leetcode.rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJoverZhang%2Fleetcode.rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJoverZhang%2Fleetcode.rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] edac5248db5df77c6d4954d69cbd4635965fbebb
[INFO] checking JoverZhang/leetcode.rust against master#18bd2dd5cda08b09ace6e37c1a0312e9b2bb4beb for pr-96970
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJoverZhang%2Fleetcode.rust" "/workspace/builds/worker-17/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-17/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JoverZhang/leetcode.rust on toolchain 18bd2dd5cda08b09ace6e37c1a0312e9b2bb4beb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+18bd2dd5cda08b09ace6e37c1a0312e9b2bb4beb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JoverZhang/leetcode.rust
[INFO] finished tweaking git repo https://github.com/JoverZhang/leetcode.rust
[INFO] tweaked toml for git repo https://github.com/JoverZhang/leetcode.rust written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] crate git repo https://github.com/JoverZhang/leetcode.rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+18bd2dd5cda08b09ace6e37c1a0312e9b2bb4beb" "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-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+18bd2dd5cda08b09ace6e37c1a0312e9b2bb4beb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3048b466355a74441ff7026ca90c1c4ba7123a37757d509e0531958518142347
[INFO] running `Command { std: "docker" "start" "-a" "3048b466355a74441ff7026ca90c1c4ba7123a37757d509e0531958518142347", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3048b466355a74441ff7026ca90c1c4ba7123a37757d509e0531958518142347", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3048b466355a74441ff7026ca90c1c4ba7123a37757d509e0531958518142347", kill_on_drop: false }`
[INFO] [stdout] 3048b466355a74441ff7026ca90c1c4ba7123a37757d509e0531958518142347
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+18bd2dd5cda08b09ace6e37c1a0312e9b2bb4beb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b01fec8949fa8d3081cfd69060b401e7e137e955a19df08f1fedf10ef7e8b897
[INFO] running `Command { std: "docker" "start" "-a" "b01fec8949fa8d3081cfd69060b401e7e137e955a19df08f1fedf10ef7e8b897", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "b01fec8949fa8d3081cfd69060b401e7e137e955a19df08f1fedf10ef7e8b897", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b01fec8949fa8d3081cfd69060b401e7e137e955a19df08f1fedf10ef7e8b897", kill_on_drop: false }`
[INFO] [stdout] b01fec8949fa8d3081cfd69060b401e7e137e955a19df08f1fedf10ef7e8b897