Dec 04 12:14:43.384 INFO checking pombase/pombase_rc_string against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 12:14:43.384 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 04 12:14:43.747 INFO [stdout] 8dcfa6204cdbdbc6fe32db5bcf383d458d69fe69e710b455c1dc6c8dfc85796a
Dec 04 12:14:43.759 INFO running `"docker" "start" "-a" "8dcfa6204cdbdbc6fe32db5bcf383d458d69fe69e710b455c1dc6c8dfc85796a"`
Dec 04 12:14:45.054 INFO [stderr] usermod: no changes
Dec 04 12:14:45.139 INFO [stderr]     Checking weak-table v0.2.3
Dec 04 12:14:45.140 INFO [stderr]    Compiling syn v0.14.9
Dec 04 12:14:56.102 INFO [stderr]    Compiling serde_derive v1.0.75
Dec 04 12:15:09.278 INFO [stderr]     Checking pombase_rc_string v0.1.0 (/source)
Dec 04 12:15:11.179 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.09s
Dec 04 12:15:11.183 INFO [stderr] su: No module specific data is present
Dec 04 12:15:12.257 INFO running `"docker" "inspect" "8dcfa6204cdbdbc6fe32db5bcf383d458d69fe69e710b455c1dc6c8dfc85796a"`
Dec 04 12:15:12.627 INFO running `"docker" "rm" "-f" "8dcfa6204cdbdbc6fe32db5bcf383d458d69fe69e710b455c1dc6c8dfc85796a"`
Dec 04 12:15:12.935 INFO [stdout] 8dcfa6204cdbdbc6fe32db5bcf383d458d69fe69e710b455c1dc6c8dfc85796a