[INFO] cloning repository https://github.com/OtaK/overtrack-capture
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/OtaK/overtrack-capture" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOtaK%2Fovertrack-capture", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOtaK%2Fovertrack-capture'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 226a43b57899c981765c5507cf6c267f99611a8e
[INFO] checking OtaK/overtrack-capture against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOtaK%2Fovertrack-capture" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/OtaK/overtrack-capture on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/OtaK/overtrack-capture
[INFO] finished tweaking git repo https://github.com/OtaK/overtrack-capture
[INFO] tweaked toml for git repo https://github.com/OtaK/overtrack-capture written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/OtaK/overtrack-capture already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4bc577bd96bb0a36334510c0743debbdafc8a7808d5e3aff2ad4eaf388613e73
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4bc577bd96bb0a36334510c0743debbdafc8a7808d5e3aff2ad4eaf388613e73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4bc577bd96bb0a36334510c0743debbdafc8a7808d5e3aff2ad4eaf388613e73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bc577bd96bb0a36334510c0743debbdafc8a7808d5e3aff2ad4eaf388613e73", kill_on_drop: false }`
[INFO] [stdout] 4bc577bd96bb0a36334510c0743debbdafc8a7808d5e3aff2ad4eaf388613e73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 971f93f7f080f548f8fce31894bd98ccc8ece23fe42e95783020553bfd9ef907
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "971f93f7f080f548f8fce31894bd98ccc8ece23fe42e95783020553bfd9ef907", kill_on_drop: false }`
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]    Compiling scrap v0.5.0 (https://github.com/OtaK/scrap?branch=feature/deref-mut#4c38d136)
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]    Compiling sysinfo v0.15.2
[INFO] [stderr]     Checking block v0.1.6
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rayon v1.4.0
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stdout] error[E0596]: cannot borrow data in a `&` reference as mutable
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/scrap-2fc3a08aa2ed27c7/4c38d13/src/common/x11.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |         &mut self.0
[INFO] [stdout]    |         ^^^^^^^^^^^ cannot borrow as mutable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0596`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `scrap`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "971f93f7f080f548f8fce31894bd98ccc8ece23fe42e95783020553bfd9ef907", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "971f93f7f080f548f8fce31894bd98ccc8ece23fe42e95783020553bfd9ef907", kill_on_drop: false }`
[INFO] [stdout] 971f93f7f080f548f8fce31894bd98ccc8ece23fe42e95783020553bfd9ef907