Dec 11 11:40:27.962 INFO checking polybuildr/balloon-lang against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 11:40:27.962 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-5/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 11 11:40:28.460 INFO [stdout] 060ce4467cac8d39f0504e3a625eeb1f3f747d92a9ad714b097d717c7a4bbe6b
Dec 11 11:40:28.462 INFO running `"docker" "start" "-a" "060ce4467cac8d39f0504e3a625eeb1f3f747d92a9ad714b097d717c7a4bbe6b"`
Dec 11 11:40:30.111 INFO [stderr] usermod: no changes
Dec 11 11:40:30.396 INFO [stderr]     Checking linear-map v1.2.0
Dec 11 11:40:30.398 INFO [stderr]     Checking nix v0.5.1
Dec 11 11:40:30.399 INFO [stderr]    Compiling balloon v0.1.0 (/source)
Dec 11 11:40:34.910 INFO [stderr]     Checking rustyline v1.0.0
Dec 11 11:40:39.616 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.47s
Dec 11 11:40:39.631 INFO [stderr] su: No module specific data is present
Dec 11 11:40:40.928 INFO running `"docker" "inspect" "060ce4467cac8d39f0504e3a625eeb1f3f747d92a9ad714b097d717c7a4bbe6b"`
Dec 11 11:40:41.267 INFO running `"docker" "rm" "-f" "060ce4467cac8d39f0504e3a625eeb1f3f747d92a9ad714b097d717c7a4bbe6b"`
Dec 11 11:40:41.656 INFO [stdout] 060ce4467cac8d39f0504e3a625eeb1f3f747d92a9ad714b097d717c7a4bbe6b