[INFO] cloning repository https://github.com/caphindsight/rust-convex-polygon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/caphindsight/rust-convex-polygon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaphindsight%2Frust-convex-polygon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaphindsight%2Frust-convex-polygon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a0fc9cffdf7859bf4171178314c0058873c370e5
[INFO] checking caphindsight/rust-convex-polygon against master#e3c43e64eceb00e13b1932229aa9b2d774e6af96 for pr-95953
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaphindsight%2Frust-convex-polygon" "/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/caphindsight/rust-convex-polygon on toolchain e3c43e64eceb00e13b1932229aa9b2d774e6af96
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e3c43e64eceb00e13b1932229aa9b2d774e6af96" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/caphindsight/rust-convex-polygon
[INFO] finished tweaking git repo https://github.com/caphindsight/rust-convex-polygon
[INFO] tweaked toml for git repo https://github.com/caphindsight/rust-convex-polygon written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/caphindsight/rust-convex-polygon already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e3c43e64eceb00e13b1932229aa9b2d774e6af96" "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 text_io v0.1.5
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+e3c43e64eceb00e13b1932229aa9b2d774e6af96" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f533235cd2e5122e9b243dbc89f690f810781ca23268fdc1fcc2e7bf9b4b594c
[INFO] running `Command { std: "docker" "start" "-a" "f533235cd2e5122e9b243dbc89f690f810781ca23268fdc1fcc2e7bf9b4b594c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f533235cd2e5122e9b243dbc89f690f810781ca23268fdc1fcc2e7bf9b4b594c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f533235cd2e5122e9b243dbc89f690f810781ca23268fdc1fcc2e7bf9b4b594c", kill_on_drop: false }`
[INFO] [stdout] f533235cd2e5122e9b243dbc89f690f810781ca23268fdc1fcc2e7bf9b4b594c
[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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+e3c43e64eceb00e13b1932229aa9b2d774e6af96" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d8fee390059bff17b54a6d0fafb99ce7e4a6f76a81f4b5f856bdb7535ca7ec2
[INFO] running `Command { std: "docker" "start" "-a" "4d8fee390059bff17b54a6d0fafb99ce7e4a6f76a81f4b5f856bdb7535ca7ec2", 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" "4d8fee390059bff17b54a6d0fafb99ce7e4a6f76a81f4b5f856bdb7535ca7ec2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d8fee390059bff17b54a6d0fafb99ce7e4a6f76a81f4b5f856bdb7535ca7ec2", kill_on_drop: false }`
[INFO] [stdout] 4d8fee390059bff17b54a6d0fafb99ce7e4a6f76a81f4b5f856bdb7535ca7ec2