[INFO] updating cached repository https://github.com/matsadler/halton
[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] [stderr] From https://github.com/matsadler/halton
[INFO] [stderr]    3317225..7c4c6b2  master     -> master
[INFO] [stderr]  * [new tag]         v0.1.0     -> v0.1.0
[INFO] [stderr]  * [new tag]         v0.2.1     -> v0.2.1
[INFO] [stderr]  * [new tag]         v0.2.0     -> v0.2.0
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7c4c6b248e70ec950ca0c8830ec66cc16f7604a3
[INFO] checking matsadler/halton against try#e922e6444795ab795fab1943288aee3d543699b8 for pr-66852
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatsadler%2Fhalton" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/matsadler/halton on toolchain e922e6444795ab795fab1943288aee3d543699b8
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/matsadler/halton
[INFO] finished tweaking git repo https://github.com/matsadler/halton
[INFO] tweaked toml for git repo https://github.com/matsadler/halton written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/matsadler/halton already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+e922e6444795ab795fab1943288aee3d543699b8" "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] 419465ed550f9e7168702e8df066194c328168602622bd6eb5c67debf7be0cce
[INFO] running `"docker" "start" "-a" "419465ed550f9e7168702e8df066194c328168602622bd6eb5c67debf7be0cce"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking halton v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.45s
[INFO] running `"docker" "inspect" "419465ed550f9e7168702e8df066194c328168602622bd6eb5c67debf7be0cce"`
[INFO] running `"docker" "rm" "-f" "419465ed550f9e7168702e8df066194c328168602622bd6eb5c67debf7be0cce"`
[INFO] [stdout] 419465ed550f9e7168702e8df066194c328168602622bd6eb5c67debf7be0cce