Dec 04 10:26:17.852 INFO checking serayuzgur/serde_examples against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 10:26:17.852 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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"`
Dec 04 10:26:18.419 INFO [stdout] 7bc79de922bd3ea645fb72914cf0064c5da12772a6316af79e33ef777a5e77ed
Dec 04 10:26:18.422 INFO running `"docker" "start" "-a" "7bc79de922bd3ea645fb72914cf0064c5da12772a6316af79e33ef777a5e77ed"`
Dec 04 10:26:21.149 INFO [stderr] usermod: no changes
Dec 04 10:26:21.239 INFO [stderr]     Checking serde v0.9.12
Dec 04 10:26:21.239 INFO [stderr]    Compiling syn v0.11.9
Dec 04 10:26:28.727 INFO [stderr]    Compiling serde_codegen_internals v0.14.2
Dec 04 10:26:31.682 INFO [stderr]    Compiling serde_derive v0.9.12
Dec 04 10:26:36.775 INFO [stderr]     Checking serde_json v0.9.9
Dec 04 10:26:38.676 INFO [stderr]     Checking serde_examples v0.1.0 (/source)
Dec 04 10:26:39.210 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.04s
Dec 04 10:26:39.214 INFO [stderr] su: No module specific data is present
Dec 04 10:26:39.610 INFO running `"docker" "inspect" "7bc79de922bd3ea645fb72914cf0064c5da12772a6316af79e33ef777a5e77ed"`
Dec 04 10:26:39.736 INFO running `"docker" "rm" "-f" "7bc79de922bd3ea645fb72914cf0064c5da12772a6316af79e33ef777a5e77ed"`
Dec 04 10:26:39.843 INFO [stdout] 7bc79de922bd3ea645fb72914cf0064c5da12772a6316af79e33ef777a5e77ed