[INFO] cloning repository https://github.com/shika-blyat/math-eval2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shika-blyat/math-eval2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshika-blyat%2Fmath-eval2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshika-blyat%2Fmath-eval2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 85cacc8fad3d2d5db9a222900e6d0df04a6f8dd9
[INFO] checking shika-blyat/math-eval2 against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshika-blyat%2Fmath-eval2" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shika-blyat/math-eval2 on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shika-blyat/math-eval2
[INFO] finished tweaking git repo https://github.com/shika-blyat/math-eval2
[INFO] tweaked toml for git repo https://github.com/shika-blyat/math-eval2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/shika-blyat/math-eval2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68be93197ba5545aa376dc7614038d2f2e4bdcd5442f9118fae22f0620b1c9aa
[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" "68be93197ba5545aa376dc7614038d2f2e4bdcd5442f9118fae22f0620b1c9aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68be93197ba5545aa376dc7614038d2f2e4bdcd5442f9118fae22f0620b1c9aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68be93197ba5545aa376dc7614038d2f2e4bdcd5442f9118fae22f0620b1c9aa", kill_on_drop: false }`
[INFO] [stdout] 68be93197ba5545aa376dc7614038d2f2e4bdcd5442f9118fae22f0620b1c9aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "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] c3b13c961783ffc5b8993a07ef5cf7a208ae690d66e193bb3de555de2a9d907a
[INFO] running `Command { std: "docker" "start" "-a" "c3b13c961783ffc5b8993a07ef5cf7a208ae690d66e193bb3de555de2a9d907a", kill_on_drop: false }`
[INFO] [stderr]     Checking math-interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no variant or associated item named `Overflow` found for enum `IntErrorKind` in the current scope
[INFO] [stdout]   --> src/lexer.rs:64:31
[INFO] [stdout]    |
[INFO] [stdout] 64 |                 IntErrorKind::Overflow => Err(Error {
[INFO] [stdout]    |                               ^^^^^^^^ variant or associated item not found in `IntErrorKind`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `Underflow` found for enum `IntErrorKind` in the current scope
[INFO] [stdout]   --> src/lexer.rs:70:31
[INFO] [stdout]    |
[INFO] [stdout] 70 |                 IntErrorKind::Underflow => Err(Error {
[INFO] [stdout]    |                               ^^^^^^^^^ variant or associated item not found in `IntErrorKind`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `Overflow` found for enum `IntErrorKind` in the current scope
[INFO] [stdout]   --> src/lexer.rs:64:31
[INFO] [stdout]    |
[INFO] [stdout] 64 |                 IntErrorKind::Overflow => Err(Error {
[INFO] [stdout]    |                               ^^^^^^^^ variant or associated item not found in `IntErrorKind`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `Underflow` found for enum `IntErrorKind` in the current scope
[INFO] [stdout]   --> src/lexer.rs:70:31
[INFO] [stdout]    |
[INFO] [stdout] 70 |                 IntErrorKind::Underflow => Err(Error {
[INFO] [stdout]    |                               ^^^^^^^^^ variant or associated item not found in `IntErrorKind`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `math-interpreter`
[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: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c3b13c961783ffc5b8993a07ef5cf7a208ae690d66e193bb3de555de2a9d907a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3b13c961783ffc5b8993a07ef5cf7a208ae690d66e193bb3de555de2a9d907a", kill_on_drop: false }`
[INFO] [stdout] c3b13c961783ffc5b8993a07ef5cf7a208ae690d66e193bb3de555de2a9d907a