[INFO] fetching crate irq 0.2.3...
[INFO] checking irq-0.2.3 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate irq 0.2.3 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate irq 0.2.3 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-14/source/Cargo.toml
[INFO] crate crates.io crate irq 0.2.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cortex-m-rt-macros v0.1.7
[INFO] [stderr]   Downloaded cortex-m-rt v0.6.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68b5253870f34de924f6be372911cd9b1b397264b59f09e85e6f40a05f4d24ca
[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" "68b5253870f34de924f6be372911cd9b1b397264b59f09e85e6f40a05f4d24ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68b5253870f34de924f6be372911cd9b1b397264b59f09e85e6f40a05f4d24ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68b5253870f34de924f6be372911cd9b1b397264b59f09e85e6f40a05f4d24ca", kill_on_drop: false }`
[INFO] [stdout] 68b5253870f34de924f6be372911cd9b1b397264b59f09e85e6f40a05f4d24ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b6ef46a1c4ab889c6631a7b4436f6356619321c7381b93196e7792f6e970e91
[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" "3b6ef46a1c4ab889c6631a7b4436f6356619321c7381b93196e7792f6e970e91", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling cortex-m-rt v0.6.11
[INFO] [stderr]     Checking once_cell v1.3.1
[INFO] [stderr]     Checking irq v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.7
[INFO] [stdout] error[E0432]: unresolved import `mock_pac`
[INFO] [stdout]  --> examples/mock-pac.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use mock_pac::interrupt;
[INFO] [stdout]   |     ^^^^^^^^ use of undeclared crate or module `mock_pac`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the attribute macro `interrupt`
[INFO] [stdout]   --> examples/mock-pac.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 |     use #[interrupt];
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[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 E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `irq` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "3b6ef46a1c4ab889c6631a7b4436f6356619321c7381b93196e7792f6e970e91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b6ef46a1c4ab889c6631a7b4436f6356619321c7381b93196e7792f6e970e91", kill_on_drop: false }`
[INFO] [stdout] 3b6ef46a1c4ab889c6631a7b4436f6356619321c7381b93196e7792f6e970e91