Dec 19 20:08:16.812 INFO checking azconita/concustar against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 20:08:16.812 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/azconita/concustar:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 20:08:17.148 INFO [stdout] ed77477df00140af49cc3cc95c3d3245978e2685b2fd14501351c08ca0186c1e
Dec 19 20:08:17.154 INFO running `"docker" "start" "-a" "ed77477df00140af49cc3cc95c3d3245978e2685b2fd14501351c08ca0186c1e"`
Dec 19 20:08:18.588 INFO [stderr]    Compiling serde v1.0.80
Dec 19 20:08:28.095 INFO [stderr]     Checking log v0.4.6
Dec 19 20:08:28.697 INFO [stderr]     Checking simplelog v0.5.3
Dec 19 20:08:29.319 INFO [stderr]     Checking concustar v0.1.0 (/opt/crater/workdir)
Dec 19 20:08:30.305 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.79s
Dec 19 20:08:31.540 INFO running `"docker" "inspect" "ed77477df00140af49cc3cc95c3d3245978e2685b2fd14501351c08ca0186c1e"`
Dec 19 20:08:31.858 INFO running `"docker" "rm" "-f" "ed77477df00140af49cc3cc95c3d3245978e2685b2fd14501351c08ca0186c1e"`
Dec 19 20:08:32.085 INFO [stdout] ed77477df00140af49cc3cc95c3d3245978e2685b2fd14501351c08ca0186c1e