Oct 31 20:57:59.058 INFO checking skade/rust-three-days-course against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538
Oct 31 20:57:59.059 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-5/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55538/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/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 +05812fa8c588473f03e3fa7cf59cd84f4f37c715-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 31 20:57:59.592 INFO blam! 9932be13da19b376f908c332332a16e32a48973c8bb478e11d80c5e8a83db986
Oct 31 20:57:59.594 INFO running `"docker" "start" "-a" "9932be13da19b376f908c332332a16e32a48973c8bb478e11d80c5e8a83db986"`
Oct 31 20:58:01.120 INFO kablam! usermod: no changes
Oct 31 20:58:01.272 INFO kablam!     Checking serde v0.9.12
Oct 31 20:58:01.273 INFO kablam!     Checking shells v0.2.0
Oct 31 20:58:01.320 INFO kablam!    Compiling syn v0.11.9
Oct 31 20:58:09.625 INFO kablam!    Compiling serde_codegen_internals v0.14.2
Oct 31 20:58:13.367 INFO kablam!    Compiling serde_derive v0.9.12
Oct 31 20:58:23.319 INFO kablam!     Checking serde_json v0.9.9
Oct 31 20:58:25.401 INFO kablam!     Checking pandoc_types v0.1.0
Oct 31 20:58:28.145 INFO kablam!     Checking tasks v0.1.0 (/source)
Oct 31 20:58:31.824 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 30.67s
Oct 31 20:58:31.827 INFO kablam! su: No module specific data is present
Oct 31 20:58:32.840 INFO running `"docker" "rm" "-f" "9932be13da19b376f908c332332a16e32a48973c8bb478e11d80c5e8a83db986"`
Oct 31 20:58:33.156 INFO blam! 9932be13da19b376f908c332332a16e32a48973c8bb478e11d80c5e8a83db986