Dec 19 19:30:53.839 INFO checking bspaulding/rust-tutorial against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 19:30:53.839 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/bspaulding/rust-tutorial:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 19:30:54.314 INFO [stdout] 05a8e0b1d6621f0f30f40d9c485519b1cc6fa27400d9b992d8371b13da174bdd
Dec 19 19:30:54.316 INFO running `"docker" "start" "-a" "05a8e0b1d6621f0f30f40d9c485519b1cc6fa27400d9b992d8371b13da174bdd"`
Dec 19 19:30:57.280 INFO [stderr] warning: path `/opt/crater/workdir/src/hello_world.rs` was erroneously implicitly accepted for binary `hello_world`,
Dec 19 19:30:57.280 INFO [stderr] please set bin.path in Cargo.toml
Dec 19 19:30:57.284 INFO [stderr]     Checking hello_world v0.0.1 (/opt/crater/workdir)
Dec 19 19:30:57.941 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
Dec 19 19:30:59.204 INFO running `"docker" "inspect" "05a8e0b1d6621f0f30f40d9c485519b1cc6fa27400d9b992d8371b13da174bdd"`
Dec 19 19:30:59.558 INFO running `"docker" "rm" "-f" "05a8e0b1d6621f0f30f40d9c485519b1cc6fa27400d9b992d8371b13da174bdd"`
Dec 19 19:30:59.844 INFO [stdout] 05a8e0b1d6621f0f30f40d9c485519b1cc6fa27400d9b992d8371b13da174bdd