[INFO] crate qei 1.0.2 is already in cache
[INFO] checking qei-1.0.2 against try#7cb06892a23b4da510686618c8730f0b2e8bd952 for pr-66963
[INFO] extracting crate qei 1.0.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate qei 1.0.2 on toolchain 7cb06892a23b4da510686618c8730f0b2e8bd952
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7cb06892a23b4da510686618c8730f0b2e8bd952" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate qei 1.0.2
[INFO] finished tweaking crates.io crate qei 1.0.2
[INFO] tweaked toml for crates.io crate qei 1.0.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7cb06892a23b4da510686618c8730f0b2e8bd952" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7cb06892a23b4da510686618c8730f0b2e8bd952" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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" "+7cb06892a23b4da510686618c8730f0b2e8bd952" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 90e00b20a21a51ad905d151fc976c9130bb5d497755e8b03d765434d8594cd24
[INFO] running `"docker" "start" "-a" "90e00b20a21a51ad905d151fc976c9130bb5d497755e8b03d765434d8594cd24"`
[INFO] [stderr]     Checking qei v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0463]: can't find crate for `cortex_m`
[INFO] [stderr]  --> examples/stm32f103.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | extern crate cortex_m; //  Low-level functions for ARM Cortex-M3 processor in STM32 Blue Pill.
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: could not compile `qei`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "90e00b20a21a51ad905d151fc976c9130bb5d497755e8b03d765434d8594cd24"`
[INFO] running `"docker" "rm" "-f" "90e00b20a21a51ad905d151fc976c9130bb5d497755e8b03d765434d8594cd24"`
[INFO] [stdout] 90e00b20a21a51ad905d151fc976c9130bb5d497755e8b03d765434d8594cd24