[INFO] crate irq 0.2.3 is already in cache
[INFO] testing irq-0.2.3 against 1.44.0 for beta-1.45-1
[INFO] extracting crate irq 0.2.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate irq 0.2.3 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate irq 0.2.3
[INFO] finished tweaking crates.io crate irq 0.2.3
[INFO] tweaked toml for crates.io crate irq 0.2.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate irq 0.2.3 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stdout] 8185480056ea06d528965f856d05c0c45ad9ce2fba3b4072ee4f052bfca01c62
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "8185480056ea06d528965f856d05c0c45ad9ce2fba3b4072ee4f052bfca01c62"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling irq v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `"docker" "inspect" "8185480056ea06d528965f856d05c0c45ad9ce2fba3b4072ee4f052bfca01c62"`
[INFO] running `"docker" "rm" "-f" "8185480056ea06d528965f856d05c0c45ad9ce2fba3b4072ee4f052bfca01c62"`
[INFO] [stdout] 8185480056ea06d528965f856d05c0c45ad9ce2fba3b4072ee4f052bfca01c62
[INFO] running `"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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4ae7832120a90ea2c1621fcb3bee43f7b9c1a02201bb97f8882eeec063f9fc31
[INFO] running `"docker" "start" "-a" "4ae7832120a90ea2c1621fcb3bee43f7b9c1a02201bb97f8882eeec063f9fc31"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling cortex-m-rt v0.6.11
[INFO] [stderr]    Compiling r0 v0.2.2
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.7
[INFO] [stderr]    Compiling irq v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `mock_pac`
[INFO] [stderr]  --> examples/mock-pac.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use mock_pac::interrupt;
[INFO] [stderr]   |     ^^^^^^^^ use of undeclared type or module `mock_pac`
[INFO] [stderr] 
[INFO] [stderr] error: cannot determine resolution for the attribute macro `interrupt`
[INFO] [stderr]   --> examples/mock-pac.rs:11:11
[INFO] [stderr]    |
[INFO] [stderr] 11 |     use #[interrupt];
[INFO] [stderr]    |           ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `irq`.
[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 `"docker" "inspect" "4ae7832120a90ea2c1621fcb3bee43f7b9c1a02201bb97f8882eeec063f9fc31"`
[INFO] running `"docker" "rm" "-f" "4ae7832120a90ea2c1621fcb3bee43f7b9c1a02201bb97f8882eeec063f9fc31"`
[INFO] [stdout] 4ae7832120a90ea2c1621fcb3bee43f7b9c1a02201bb97f8882eeec063f9fc31