Nov 29 15:42:15.737 INFO checking vaibhavmdhoke/HelloIron against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 29 15:42:15.737 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-2/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 29 15:42:16.304 INFO [stdout] 372c1211295c9c45404d59c0429dafbcbfadc74ba4ef051b256c216dd417a2d1
Nov 29 15:42:16.306 INFO running `"docker" "start" "-a" "372c1211295c9c45404d59c0429dafbcbfadc74ba4ef051b256c216dd417a2d1"`
Nov 29 15:42:17.640 INFO [stderr] usermod: no changes
Nov 29 15:42:17.807 INFO [stderr]     Checking route-recognizer v0.1.12
Nov 29 15:42:17.807 INFO [stderr]     Checking mime v0.2.6
Nov 29 15:42:18.734 INFO [stderr]     Checking hyper v0.10.13
Nov 29 15:42:22.940 INFO [stderr]     Checking iron v0.5.1
Nov 29 15:42:23.656 INFO [stderr]     Checking router v0.5.1
Nov 29 15:42:24.216 INFO [stderr]     Checking hello_world v0.1.0 (/source)
Nov 29 15:42:24.868 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.20s
Nov 29 15:42:24.874 INFO [stderr] su: No module specific data is present
Nov 29 15:42:25.692 INFO running `"docker" "inspect" "372c1211295c9c45404d59c0429dafbcbfadc74ba4ef051b256c216dd417a2d1"`
Nov 29 15:42:26.028 INFO running `"docker" "rm" "-f" "372c1211295c9c45404d59c0429dafbcbfadc74ba4ef051b256c216dd417a2d1"`
Nov 29 15:42:26.340 INFO [stdout] 372c1211295c9c45404d59c0429dafbcbfadc74ba4ef051b256c216dd417a2d1