Nov 16 09:51:29.652 INFO testing u238/traits_exercise against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 16 09:51:29.652 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt build --frozen" "-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 16 09:51:30.167 INFO [stdout] bb763f3b31cc0381f0484850766e8488a5cd78d1b4a572decb80d7aa786905a0
Nov 16 09:51:30.169 INFO running `"docker" "start" "-a" "bb763f3b31cc0381f0484850766e8488a5cd78d1b4a572decb80d7aa786905a0"`
Nov 16 09:51:31.947 INFO [stderr] usermod: no changes
Nov 16 09:51:32.003 INFO [stderr]    Compiling traits_exercise v0.1.0 (/source)
Nov 16 09:51:33.535 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.55s
Nov 16 09:51:33.535 INFO [stderr] su: No module specific data is present
Nov 16 09:51:34.143 INFO running `"docker" "inspect" "bb763f3b31cc0381f0484850766e8488a5cd78d1b4a572decb80d7aa786905a0"`
Nov 16 09:51:34.400 INFO running `"docker" "rm" "-f" "bb763f3b31cc0381f0484850766e8488a5cd78d1b4a572decb80d7aa786905a0"`
Nov 16 09:51:34.647 INFO [stdout] bb763f3b31cc0381f0484850766e8488a5cd78d1b4a572decb80d7aa786905a0
Nov 16 09:51:34.654 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen --no-run" "-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 16 09:51:35.058 INFO [stdout] 16fa358c5c3bb0d3090ca75f6b7c9a560e7255200ed0bf5d801860c421bd6feb
Nov 16 09:51:35.061 INFO running `"docker" "start" "-a" "16fa358c5c3bb0d3090ca75f6b7c9a560e7255200ed0bf5d801860c421bd6feb"`
Nov 16 09:51:36.166 INFO [stderr] usermod: no changes
Nov 16 09:51:36.240 INFO [stderr]    Compiling traits_exercise v0.1.0 (/source)
Nov 16 09:51:36.963 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
Nov 16 09:51:36.964 INFO [stderr] su: No module specific data is present
Nov 16 09:51:37.583 INFO running `"docker" "inspect" "16fa358c5c3bb0d3090ca75f6b7c9a560e7255200ed0bf5d801860c421bd6feb"`
Nov 16 09:51:37.857 INFO running `"docker" "rm" "-f" "16fa358c5c3bb0d3090ca75f6b7c9a560e7255200ed0bf5d801860c421bd6feb"`
Nov 16 09:51:38.127 INFO [stdout] 16fa358c5c3bb0d3090ca75f6b7c9a560e7255200ed0bf5d801860c421bd6feb
Nov 16 09:51:38.131 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-4/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen" "-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 16 09:51:38.741 INFO [stdout] 910997e9a21b00dd7da8cb9a5e187cd6fc13c5b109635906a807044b6a71c3fa
Nov 16 09:51:38.742 INFO running `"docker" "start" "-a" "910997e9a21b00dd7da8cb9a5e187cd6fc13c5b109635906a807044b6a71c3fa"`
Nov 16 09:51:39.763 INFO [stderr] usermod: no changes
Nov 16 09:51:39.819 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Nov 16 09:51:39.834 INFO [stderr]      Running /target/debug/deps/traits_exercise-b6bf18c4fa271dcf
Nov 16 09:51:39.835 INFO [stdout] 
Nov 16 09:51:39.836 INFO [stdout] running 0 tests
Nov 16 09:51:39.836 INFO [stdout] 
Nov 16 09:51:39.836 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 16 09:51:39.836 INFO [stdout] 
Nov 16 09:51:39.840 INFO [stderr] su: No module specific data is present
Nov 16 09:51:40.377 INFO running `"docker" "inspect" "910997e9a21b00dd7da8cb9a5e187cd6fc13c5b109635906a807044b6a71c3fa"`
Nov 16 09:51:40.681 INFO running `"docker" "rm" "-f" "910997e9a21b00dd7da8cb9a5e187cd6fc13c5b109635906a807044b6a71c3fa"`
Nov 16 09:51:40.910 INFO [stdout] 910997e9a21b00dd7da8cb9a5e187cd6fc13c5b109635906a807044b6a71c3fa