Oct 21 20:59:23.454 INFO checking MatevzFa/class2json against try#ca35ca839582d74f045a4a1eb9e1a82e29f0e032 for pr-55192
Oct 21 20:59:23.454 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192/worker-0/try#ca35ca839582d74f045a4a1eb9e1a82e29f0e032:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/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 20:59:23.759 INFO blam! 5335b2b5b285d84b288fc4c016ee3a3a5560979d0e8e1dbf44dabf22cd7133a6
Oct 21 20:59:23.766 INFO running `"docker" "start" "-a" "5335b2b5b285d84b288fc4c016ee3a3a5560979d0e8e1dbf44dabf22cd7133a6"`
Oct 21 20:59:24.277 INFO kablam! usermod: no changes
Oct 21 20:59:24.298 INFO kablam! error: toolchain 'ca35ca839582d74f045a4a1eb9e1a82e29f0e032-alt' is not installed
Oct 21 20:59:24.298 INFO kablam! su: No module specific data is present
Oct 21 20:59:24.824 INFO running `"docker" "rm" "-f" "5335b2b5b285d84b288fc4c016ee3a3a5560979d0e8e1dbf44dabf22cd7133a6"`
Oct 21 20:59:25.090 INFO blam! 5335b2b5b285d84b288fc4c016ee3a3a5560979d0e8e1dbf44dabf22cd7133a6