Oct 21 16:54:36.013 INFO checking jhwagner/rust_by_example_solutions against try#ca35ca839582d74f045a4a1eb9e1a82e29f0e032 for pr-55192
Oct 21 16:54:36.013 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192/worker-7/try#ca35ca839582d74f045a4a1eb9e1a82e29f0e032:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-7/pr-55192/try#ca35ca839582d74f045a4a1eb9e1a82e29f0e032:/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 +ca35ca839582d74f045a4a1eb9e1a82e29f0e032-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"`
Oct 21 16:54:36.331 INFO blam! 47187b9c69a1eda26034789ad539ad7be537d78b50885e7d62df98f89856d52a
Oct 21 16:54:36.336 INFO running `"docker" "start" "-a" "47187b9c69a1eda26034789ad539ad7be537d78b50885e7d62df98f89856d52a"`
Oct 21 16:54:37.321 INFO kablam! usermod: no changes
Oct 21 16:54:37.344 INFO kablam! error: toolchain 'ca35ca839582d74f045a4a1eb9e1a82e29f0e032-alt' is not installed
Oct 21 16:54:37.344 INFO kablam! su: No module specific data is present
Oct 21 16:54:38.510 INFO running `"docker" "rm" "-f" "47187b9c69a1eda26034789ad539ad7be537d78b50885e7d62df98f89856d52a"`
Oct 21 16:54:38.808 INFO blam! 47187b9c69a1eda26034789ad539ad7be537d78b50885e7d62df98f89856d52a