Nov 03 20:32:03.626 INFO checking vorner/jsonpp against try#e740b9aa0b624fa39feb39613e76d15bdf57e594 for pr-55655
Nov 03 20:32:03.627 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-2/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55655/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/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 +e740b9aa0b624fa39feb39613e76d15bdf57e594-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"`
Nov 03 20:32:04.076 INFO blam! e9301b969991e68ab5e162c3b7d3ab308d903be8cf2d3ab5c17487315b50c492
Nov 03 20:32:04.079 INFO running `"docker" "start" "-a" "e9301b969991e68ab5e162c3b7d3ab308d903be8cf2d3ab5c17487315b50c492"`
Nov 03 20:32:05.242 INFO kablam! usermod: no changes
Nov 03 20:32:05.351 INFO kablam!    Compiling cc v1.0.15
Nov 03 20:32:05.359 INFO kablam!     Checking rustc-demangle v0.1.7
Nov 03 20:32:05.359 INFO kablam!     Checking serde v1.0.44
Nov 03 20:32:10.541 INFO kablam!    Compiling backtrace-sys v0.1.16
Nov 03 20:32:29.263 INFO kablam!     Checking backtrace v0.3.6
Nov 03 20:32:29.749 INFO kablam!     Checking serde_json v1.0.17
Nov 03 20:32:30.151 INFO kablam!     Checking failure v0.1.1
Nov 03 20:32:32.603 INFO kablam!     Checking jsonpp v0.1.0 (/source)
Nov 03 20:32:33.133 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 27.86s
Nov 03 20:32:33.138 INFO kablam! su: No module specific data is present
Nov 03 20:32:34.297 INFO running `"docker" "rm" "-f" "e9301b969991e68ab5e162c3b7d3ab308d903be8cf2d3ab5c17487315b50c492"`
Nov 03 20:32:34.545 INFO blam! e9301b969991e68ab5e162c3b7d3ab308d903be8cf2d3ab5c17487315b50c492