Dec 04 17:12:31.499 INFO checking intrepion/heroku-hello-rust-iron against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 17:12:31.499 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 17:12:31.964 INFO [stdout] 77bf2d7db8431600e3f95b0eaa326d05e35f6f75e1a20fc591a6372b9fe7d33c
Dec 04 17:12:31.967 INFO running `"docker" "start" "-a" "77bf2d7db8431600e3f95b0eaa326d05e35f6f75e1a20fc591a6372b9fe7d33c"`
Dec 04 17:12:33.863 INFO [stderr] usermod: no changes
Dec 04 17:12:34.079 INFO [stderr]     Checking time v0.1.36
Dec 04 17:12:35.104 INFO [stderr]     Checking hyper v0.10.0
Dec 04 17:12:38.719 INFO [stderr]     Checking iron v0.5.1
Dec 04 17:12:39.811 INFO [stderr]     Checking heroku-hello-rust-iron v0.1.0 (/source)
Dec 04 17:12:41.858 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.94s
Dec 04 17:12:41.883 INFO [stderr] su: No module specific data is present
Dec 04 17:12:42.807 INFO running `"docker" "inspect" "77bf2d7db8431600e3f95b0eaa326d05e35f6f75e1a20fc591a6372b9fe7d33c"`
Dec 04 17:12:43.147 INFO running `"docker" "rm" "-f" "77bf2d7db8431600e3f95b0eaa326d05e35f6f75e1a20fc591a6372b9fe7d33c"`
Dec 04 17:12:43.517 INFO [stdout] 77bf2d7db8431600e3f95b0eaa326d05e35f6f75e1a20fc591a6372b9fe7d33c