[INFO] updating cached repository https://github.com/colbyn/web-images-js
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9b766b8bdfccb2c429832e461d2be680b61966c9
[INFO] checking colbyn/web-images-js against try#13f916f63bc6575d5ff1f989237dfabe88981368 for pr-69880
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcolbyn%2Fweb-images-js" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/colbyn/web-images-js on toolchain 13f916f63bc6575d5ff1f989237dfabe88981368
[INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/colbyn/web-images-js
[INFO] finished tweaking git repo https://github.com/colbyn/web-images-js
[INFO] tweaked toml for git repo https://github.com/colbyn/web-images-js written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/colbyn/web-images-js already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "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" "+13f916f63bc6575d5ff1f989237dfabe88981368" "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] e33f5c7bb7a29faf088016daaca2ab34cbdb39e288154aa43c4514d0ddf6b9f6
[INFO] running `"docker" "start" "-a" "e33f5c7bb7a29faf088016daaca2ab34cbdb39e288154aa43c4514d0ddf6b9f6"`
[INFO] [stderr]    Compiling bindgen v0.50.1
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking rusttype v0.8.1
[INFO] [stderr]     Checking colourado v0.2.0
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr] error: linker `x86_64-linux-musl-gcc` not found
[INFO] [stderr]   |
[INFO] [stderr]   = note: No such file or directory (os error 2)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `bindgen`.
[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" "e33f5c7bb7a29faf088016daaca2ab34cbdb39e288154aa43c4514d0ddf6b9f6"`
[INFO] running `"docker" "rm" "-f" "e33f5c7bb7a29faf088016daaca2ab34cbdb39e288154aa43c4514d0ddf6b9f6"`
[INFO] [stdout] e33f5c7bb7a29faf088016daaca2ab34cbdb39e288154aa43c4514d0ddf6b9f6