[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] checking exphp-share/static-diagnostic-halp against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexphp-share%2Fstatic-diagnostic-halp" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/exphp-share/static-diagnostic-halp on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "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-6/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" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23ea1064c6d315182ad1ea293fd7516636f24107d191d169748f193b8051b70a
[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" "23ea1064c6d315182ad1ea293fd7516636f24107d191d169748f193b8051b70a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23ea1064c6d315182ad1ea293fd7516636f24107d191d169748f193b8051b70a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23ea1064c6d315182ad1ea293fd7516636f24107d191d169748f193b8051b70a", kill_on_drop: false }`
[INFO] [stdout] 23ea1064c6d315182ad1ea293fd7516636f24107d191d169748f193b8051b70a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "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] fc856623d2e74cb7ddd645cf612a534090f102f1d47ea6840745b392738a60bb
[INFO] running `Command { std: "docker" "start" "-a" "fc856623d2e74cb7ddd645cf612a534090f102f1d47ea6840745b392738a60bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking mac-impl v0.1.0 (/opt/rustwide/workdir/mac-impl)
[INFO] [stderr]     Checking mac v0.1.0 (/opt/rustwide/workdir/mac)
[INFO] [stderr]     Checking 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 a macro (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] [stderr] warning: build failed, waiting for other jobs to finish...
[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 a macro (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: build failed
[INFO] running `Command { std: "docker" "inspect" "fc856623d2e74cb7ddd645cf612a534090f102f1d47ea6840745b392738a60bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc856623d2e74cb7ddd645cf612a534090f102f1d47ea6840745b392738a60bb", kill_on_drop: false }`
[INFO] [stdout] fc856623d2e74cb7ddd645cf612a534090f102f1d47ea6840745b392738a60bb