[INFO] cloning repository https://github.com/mcmah309/unchecked-refcell
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mcmah309/unchecked-refcell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcmah309%2Funchecked-refcell", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcmah309%2Funchecked-refcell'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 29c671bfdfb13d92d9199869ec990ff6b7b61677
[INFO] checking mcmah309/unchecked-refcell against try#c86ec274072509d26d0ee52682a0c94ed012ed89 for pr-153027
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcmah309%2Funchecked-refcell" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mcmah309/unchecked-refcell
[INFO] finished tweaking git repo https://github.com/mcmah309/unchecked-refcell
[INFO] tweaked toml for git repo https://github.com/mcmah309/unchecked-refcell written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mcmah309/unchecked-refcell on toolchain c86ec274072509d26d0ee52682a0c94ed012ed89
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c86ec274072509d26d0ee52682a0c94ed012ed89" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mcmah309/unchecked-refcell 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" "+c86ec274072509d26d0ee52682a0c94ed012ed89" "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 mcmah309/unchecked-refcell against try#c86ec274072509d26d0ee52682a0c94ed012ed89 for pr-153027
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcmah309%2Funchecked-refcell" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mcmah309/unchecked-refcell
[INFO] finished tweaking git repo https://github.com/mcmah309/unchecked-refcell
[INFO] tweaked toml for git repo https://github.com/mcmah309/unchecked-refcell written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mcmah309/unchecked-refcell on toolchain c86ec274072509d26d0ee52682a0c94ed012ed89
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c86ec274072509d26d0ee52682a0c94ed012ed89" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mcmah309/unchecked-refcell 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" "+c86ec274072509d26d0ee52682a0c94ed012ed89" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+c86ec274072509d26d0ee52682a0c94ed012ed89" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7cc8e4dfd30c64431ee42dc5ea253e994d9899c82ea280074fb626a3a2ef65e2
[INFO] running `Command { std: "docker" "start" "-a" "7cc8e4dfd30c64431ee42dc5ea253e994d9899c82ea280074fb626a3a2ef65e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cc8e4dfd30c64431ee42dc5ea253e994d9899c82ea280074fb626a3a2ef65e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cc8e4dfd30c64431ee42dc5ea253e994d9899c82ea280074fb626a3a2ef65e2", kill_on_drop: false }`
[INFO] [stdout] 7cc8e4dfd30c64431ee42dc5ea253e994d9899c82ea280074fb626a3a2ef65e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+c86ec274072509d26d0ee52682a0c94ed012ed89" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c72bd6430aba10953176f05544a6134b55c731e4ebabff22b19e68b61bbd089b
[INFO] running `Command { std: "docker" "start" "-a" "c72bd6430aba10953176f05544a6134b55c731e4ebabff22b19e68b61bbd089b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]     Checking regex-syntax v0.8.6
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking serde_json v1.0.145
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking oorandom v11.1.5
[INFO] [stderr]     Checking unchecked-refcell v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking half v2.6.0
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking regex-automata v0.4.11
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking regex v1.11.3
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking criterion v0.4.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.47s
[INFO] running `Command { std: "docker" "inspect" "c72bd6430aba10953176f05544a6134b55c731e4ebabff22b19e68b61bbd089b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c72bd6430aba10953176f05544a6134b55c731e4ebabff22b19e68b61bbd089b", kill_on_drop: false }`
[INFO] [stdout] c72bd6430aba10953176f05544a6134b55c731e4ebabff22b19e68b61bbd089b
