[INFO] cloning repository https://github.com/exphp-share/static-diagnostic-halp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/exphp-share/static-diagnostic-halp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexphp-share%2Fstatic-diagnostic-halp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexphp-share%2Fstatic-diagnostic-halp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6dc9a0d88f8208616613b09b9295e31066b3ddaa
[INFO] testing exphp-share/static-diagnostic-halp against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexphp-share%2Fstatic-diagnostic-halp" "/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/exphp-share/static-diagnostic-halp on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/exphp-share/static-diagnostic-halp
[INFO] finished tweaking git repo https://github.com/exphp-share/static-diagnostic-halp
[INFO] tweaked toml for git repo https://github.com/exphp-share/static-diagnostic-halp written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/exphp-share/static-diagnostic-halp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e95feabf05b2dca78c94f8e59898d2bf7929aa8581ea2d7880f0f2915d4e5627
[INFO] running `Command { std: "docker" "start" "-a" "e95feabf05b2dca78c94f8e59898d2bf7929aa8581ea2d7880f0f2915d4e5627", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e95feabf05b2dca78c94f8e59898d2bf7929aa8581ea2d7880f0f2915d4e5627", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e95feabf05b2dca78c94f8e59898d2bf7929aa8581ea2d7880f0f2915d4e5627", kill_on_drop: false }`
[INFO] [stdout] e95feabf05b2dca78c94f8e59898d2bf7929aa8581ea2d7880f0f2915d4e5627
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a7f8f7c995c79e1fbf637609cdf50341a4e5e4a455b31cd369648a832926aa6
[INFO] running `Command { std: "docker" "start" "-a" "1a7f8f7c995c79e1fbf637609cdf50341a4e5e4a455b31cd369648a832926aa6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling mac-impl v0.1.0 (/opt/rustwide/workdir/mac-impl)
[INFO] [stderr]    Compiling mac v0.1.0 (/opt/rustwide/workdir/mac)
[INFO] [stderr]    Compiling halp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0080]: evaluation of constant value failed
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[mac::attr]
[INFO] [stdout]   | ^^^^^^^^^^^^ attempt to compute `0_usize - 1_usize`, which would overflow
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the macro `const_assert` (in Nightly builds, run with -Z macro-backtrace for more info)
[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 E0080`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `halp`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "1a7f8f7c995c79e1fbf637609cdf50341a4e5e4a455b31cd369648a832926aa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a7f8f7c995c79e1fbf637609cdf50341a4e5e4a455b31cd369648a832926aa6", kill_on_drop: false }`
[INFO] [stdout] 1a7f8f7c995c79e1fbf637609cdf50341a4e5e4a455b31cd369648a832926aa6