Dec 04 08:38:43.568 INFO checking thoughtworks/candouble against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 08:38:43.568 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 08:38:44.128 INFO [stdout] 1f068aad1711c4c2b725a445f55f65b13332d694bb0cce64d2eef76390b5fbd5
Dec 04 08:38:44.131 INFO running `"docker" "start" "-a" "1f068aad1711c4c2b725a445f55f65b13332d694bb0cce64d2eef76390b5fbd5"`
Dec 04 08:38:46.407 INFO [stderr] usermod: no changes
Dec 04 08:38:46.556 INFO [stderr]    Compiling candouble v0.1.0 (/source)
Dec 04 08:38:46.556 INFO [stderr]     Checking getopts v0.2.18
Dec 04 08:38:46.556 INFO [stderr]     Checking serde_json v1.0.30
Dec 04 08:38:46.556 INFO [stderr]    Compiling syn v0.15.6
Dec 04 08:38:57.407 INFO [stderr]    Compiling serde_derive v1.0.79
Dec 04 08:39:16.391 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.96s
Dec 04 08:39:16.398 INFO [stderr] su: No module specific data is present
Dec 04 08:39:17.527 INFO running `"docker" "inspect" "1f068aad1711c4c2b725a445f55f65b13332d694bb0cce64d2eef76390b5fbd5"`
Dec 04 08:39:17.831 INFO running `"docker" "rm" "-f" "1f068aad1711c4c2b725a445f55f65b13332d694bb0cce64d2eef76390b5fbd5"`
Dec 04 08:39:18.139 INFO [stdout] 1f068aad1711c4c2b725a445f55f65b13332d694bb0cce64d2eef76390b5fbd5