[INFO] cloning repository https://github.com/openqrnch/verboten
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/openqrnch/verboten" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fopenqrnch%2Fverboten", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fopenqrnch%2Fverboten'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e8a3369552bcdf32aaa1c32e4bf6f97e234a01f3
[INFO] checking openqrnch/verboten against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fopenqrnch%2Fverboten" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/openqrnch/verboten on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-8/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/openqrnch/verboten
[INFO] finished tweaking git repo https://github.com/openqrnch/verboten
[INFO] tweaked toml for git repo https://github.com/openqrnch/verboten written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/openqrnch/verboten already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6dd0eaacaddb076960a97bc6d010f5a0f5d374258feeb619c1439eb65d49bbc1
[INFO] running `Command { std: "docker" "start" "-a" "6dd0eaacaddb076960a97bc6d010f5a0f5d374258feeb619c1439eb65d49bbc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6dd0eaacaddb076960a97bc6d010f5a0f5d374258feeb619c1439eb65d49bbc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dd0eaacaddb076960a97bc6d010f5a0f5d374258feeb619c1439eb65d49bbc1", kill_on_drop: false }`
[INFO] [stdout] 6dd0eaacaddb076960a97bc6d010f5a0f5d374258feeb619c1439eb65d49bbc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c87a3b914e1d8d3b4c854944f9931c09d018534da5b142a42e1a7c9ebab9f6d2
[INFO] running `Command { std: "docker" "start" "-a" "c87a3b914e1d8d3b4c854944f9931c09d018534da5b142a42e1a7c9ebab9f6d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling winreg v0.8.0
[INFO] [stderr]     Checking utfx v0.1.0
[INFO] [stderr]     Checking windows-service v0.3.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr] error: failed to run custom build command for `winreg v0.8.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/winreg-681261362dcab6f0/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error: winreg is only supported on Windows platforms
[INFO] [stderr]   help: if your application is multi-platform, use `[target.'cfg(windows)'.dependencies] winreg = "..."`
[INFO] [stderr]   help: if your application is only supported on Windows, use `--target x86_64-pc-windows-gnu` or some other windows platform
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c87a3b914e1d8d3b4c854944f9931c09d018534da5b142a42e1a7c9ebab9f6d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c87a3b914e1d8d3b4c854944f9931c09d018534da5b142a42e1a7c9ebab9f6d2", kill_on_drop: false }`
[INFO] [stdout] c87a3b914e1d8d3b4c854944f9931c09d018534da5b142a42e1a7c9ebab9f6d2