Dec 05 16:23:50.407 INFO checking backtracking_iterator-0.1.0 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 16:23:50.407 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 05 16:23:50.841 INFO [stdout] 1f32b7769bd1edee1565e6ac02a4bc59688586bdfe2a4b8ccea8b3ff0b523af5
Dec 05 16:23:50.844 INFO running `"docker" "start" "-a" "1f32b7769bd1edee1565e6ac02a4bc59688586bdfe2a4b8ccea8b3ff0b523af5"`
Dec 05 16:23:52.083 INFO [stderr] usermod: no changes
Dec 05 16:23:52.124 INFO [stderr]     Checking backtracking_iterator v0.1.0 (/source)
Dec 05 16:23:53.615 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
Dec 05 16:23:53.617 INFO [stderr] su: No module specific data is present
Dec 05 16:23:54.296 INFO running `"docker" "inspect" "1f32b7769bd1edee1565e6ac02a4bc59688586bdfe2a4b8ccea8b3ff0b523af5"`
Dec 05 16:23:54.581 INFO running `"docker" "rm" "-f" "1f32b7769bd1edee1565e6ac02a4bc59688586bdfe2a4b8ccea8b3ff0b523af5"`
Dec 05 16:23:54.859 INFO [stdout] 1f32b7769bd1edee1565e6ac02a4bc59688586bdfe2a4b8ccea8b3ff0b523af5