[INFO] cloning repository https://github.com/pavozayac/complex-fractals
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pavozayac/complex-fractals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpavozayac%2Fcomplex-fractals", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpavozayac%2Fcomplex-fractals'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a966e3887ba63cce91ea399a32eb71e2d1a9e97b
[INFO] checking pavozayac/complex-fractals against master#2ad4eb207b369017f5140918b5e4b0d3650b46b0 for pr-95611
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpavozayac%2Fcomplex-fractals" "/workspace/builds/worker-55/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-55/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pavozayac/complex-fractals on toolchain 2ad4eb207b369017f5140918b5e4b0d3650b46b0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2ad4eb207b369017f5140918b5e4b0d3650b46b0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pavozayac/complex-fractals
[INFO] finished tweaking git repo https://github.com/pavozayac/complex-fractals
[INFO] tweaked toml for git repo https://github.com/pavozayac/complex-fractals written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] crate git repo https://github.com/pavozayac/complex-fractals already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2ad4eb207b369017f5140918b5e4b0d3650b46b0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rayon-core v1.8.1
[INFO] [stderr]   Downloaded num-integer v0.1.43
[INFO] [stderr]   Downloaded libc v0.2.79
[INFO] [stderr]   Downloaded num-traits v0.2.12
[INFO] [stderr]   Downloaded weezl v0.1.1
[INFO] [stderr]   Downloaded tiff v0.5.0
[INFO] [stderr]   Downloaded rayon v1.4.1
[INFO] [stderr]   Downloaded num-iter v0.1.41
[INFO] [stderr]   Downloaded num-rational v0.3.0
[INFO] [stderr]   Downloaded image v0.23.10
[INFO] [stderr]   Downloaded num-complex v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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:fd6e315fe1d87bcb2c452ec5cc96a17426cdc68c8a579d2e15b282cf6465d787" "/opt/rustwide/cargo-home/bin/cargo" "+2ad4eb207b369017f5140918b5e4b0d3650b46b0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d68190d7a062743fddb950a26b786767408ae520e40d2aa00da1830157832509
[INFO] running `Command { std: "docker" "start" "-a" "d68190d7a062743fddb950a26b786767408ae520e40d2aa00da1830157832509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d68190d7a062743fddb950a26b786767408ae520e40d2aa00da1830157832509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d68190d7a062743fddb950a26b786767408ae520e40d2aa00da1830157832509", kill_on_drop: false }`
[INFO] [stdout] d68190d7a062743fddb950a26b786767408ae520e40d2aa00da1830157832509
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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:fd6e315fe1d87bcb2c452ec5cc96a17426cdc68c8a579d2e15b282cf6465d787" "/opt/rustwide/cargo-home/bin/cargo" "+2ad4eb207b369017f5140918b5e4b0d3650b46b0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71222290b04b4584559a1eebc721e9a48ac41e33cb4c0067a2572ac1296bb44b
[INFO] running `Command { std: "docker" "start" "-a" "71222290b04b4584559a1eebc721e9a48ac41e33cb4c0067a2572ac1296bb44b", 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" "71222290b04b4584559a1eebc721e9a48ac41e33cb4c0067a2572ac1296bb44b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71222290b04b4584559a1eebc721e9a48ac41e33cb4c0067a2572ac1296bb44b", kill_on_drop: false }`
[INFO] [stdout] 71222290b04b4584559a1eebc721e9a48ac41e33cb4c0067a2572ac1296bb44b