[INFO] crate spectra 0.13.0 is already in cache
[INFO] testing spectra-0.13.0 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate spectra 0.13.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate spectra 0.13.0 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate spectra 0.13.0
[INFO] finished tweaking crates.io crate spectra 0.13.0
[INFO] tweaked toml for crates.io crate spectra 0.13.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7280bc284adcbf131978c7c349245b5f0240ef01b89b14b5efacb242d32b81f3
[INFO] running `"docker" "start" "-a" "7280bc284adcbf131978c7c349245b5f0240ef01b89b14b5efacb242d32b81f3"`
[INFO] [stderr] error: multiple packages link to native library `vorbis`, but a native library can be linked only once
[INFO] [stderr] 
[INFO] [stderr] package `vorbis-sys v0.0.8`
[INFO] [stderr]     ... which is depended on by `vorbis v0.1.0`
[INFO] [stderr]     ... which is depended on by `spectra v0.13.0 (/opt/rustwide/workdir)`
[INFO] [stderr] links to native library `vorbis`
[INFO] [stderr] 
[INFO] [stderr] package `vorbis-sys v0.1.0`
[INFO] [stderr]     ... which is depended on by `vorbisfile-sys v0.0.8`
[INFO] [stderr]     ... which is depended on by `vorbis v0.1.0`
[INFO] [stderr]     ... which is depended on by `spectra v0.13.0 (/opt/rustwide/workdir)`
[INFO] [stderr] also links to native library `vorbis`
[INFO] running `"docker" "inspect" "7280bc284adcbf131978c7c349245b5f0240ef01b89b14b5efacb242d32b81f3"`
[INFO] running `"docker" "rm" "-f" "7280bc284adcbf131978c7c349245b5f0240ef01b89b14b5efacb242d32b81f3"`
[INFO] [stdout] 7280bc284adcbf131978c7c349245b5f0240ef01b89b14b5efacb242d32b81f3