Nov 27 17:31:59.605 INFO checking vorner/jsonpp against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 27 17:31:59.605 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-5/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 27 17:32:00.193 INFO [stdout] 8b93535a1e1f6fd3fb2ab2a09fe32a381a668af057de9403b3c3329771023e8e
Nov 27 17:32:00.194 INFO running `"docker" "start" "-a" "8b93535a1e1f6fd3fb2ab2a09fe32a381a668af057de9403b3c3329771023e8e"`
Nov 27 17:32:02.648 INFO [stderr] usermod: no changes
Nov 27 17:32:02.805 INFO [stderr]     Checking rustc-demangle v0.1.7
Nov 27 17:32:02.806 INFO [stderr]     Checking serde v1.0.44
Nov 27 17:32:03.234 INFO [stderr]     Checking backtrace v0.3.6
Nov 27 17:32:04.016 INFO [stderr]     Checking failure v0.1.1
Nov 27 17:32:14.170 INFO [stderr]     Checking serde_json v1.0.17
Nov 27 17:32:16.458 INFO [stderr]     Checking jsonpp v0.1.0 (/source)
Nov 27 17:32:17.024 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.35s
Nov 27 17:32:17.032 INFO [stderr] su: No module specific data is present
Nov 27 17:32:18.096 INFO running `"docker" "inspect" "8b93535a1e1f6fd3fb2ab2a09fe32a381a668af057de9403b3c3329771023e8e"`
Nov 27 17:32:18.517 INFO running `"docker" "rm" "-f" "8b93535a1e1f6fd3fb2ab2a09fe32a381a668af057de9403b3c3329771023e8e"`
Nov 27 17:32:18.821 INFO [stdout] 8b93535a1e1f6fd3fb2ab2a09fe32a381a668af057de9403b3c3329771023e8e