Dec 15 16:36:00.059 INFO testing doubly-1.1.3 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 15 16:36:00.059 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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"`
Dec 15 16:36:00.319 INFO [stdout] e936cd84368fb496786173736b5b7a8e3411a01e8b4644c9999f6b1a8005c544
Dec 15 16:36:00.321 INFO running `"docker" "start" "-a" "e936cd84368fb496786173736b5b7a8e3411a01e8b4644c9999f6b1a8005c544"`
Dec 15 16:36:01.068 INFO [stderr] usermod: no changes
Dec 15 16:36:01.099 INFO [stderr]    Compiling doubly v1.1.3 (/source)
Dec 15 16:36:01.725 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
Dec 15 16:36:01.725 INFO [stderr] su: No module specific data is present
Dec 15 16:36:01.977 INFO running `"docker" "inspect" "e936cd84368fb496786173736b5b7a8e3411a01e8b4644c9999f6b1a8005c544"`
Dec 15 16:36:02.076 INFO running `"docker" "rm" "-f" "e936cd84368fb496786173736b5b7a8e3411a01e8b4644c9999f6b1a8005c544"`
Dec 15 16:36:02.227 INFO [stdout] e936cd84368fb496786173736b5b7a8e3411a01e8b4644c9999f6b1a8005c544
Dec 15 16:36:02.230 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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"`
Dec 15 16:36:02.419 INFO [stdout] ec44c19a57196fc816a01edec516eb62b7fbee81de06328737454500cbff84e3
Dec 15 16:36:02.421 INFO running `"docker" "start" "-a" "ec44c19a57196fc816a01edec516eb62b7fbee81de06328737454500cbff84e3"`
Dec 15 16:36:02.983 INFO [stderr] usermod: no changes
Dec 15 16:36:03.031 INFO [stderr]    Compiling doubly v1.1.3 (/source)
Dec 15 16:36:04.237 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
Dec 15 16:36:04.239 INFO [stderr] su: No module specific data is present
Dec 15 16:36:04.598 INFO running `"docker" "inspect" "ec44c19a57196fc816a01edec516eb62b7fbee81de06328737454500cbff84e3"`
Dec 15 16:36:04.665 INFO running `"docker" "rm" "-f" "ec44c19a57196fc816a01edec516eb62b7fbee81de06328737454500cbff84e3"`
Dec 15 16:36:04.762 INFO [stdout] ec44c19a57196fc816a01edec516eb62b7fbee81de06328737454500cbff84e3
Dec 15 16:36:04.766 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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"`
Dec 15 16:36:05.017 INFO [stdout] f9f536d79d9395ff480b296275d7abf5ddd359ab1389e06df792e4ac3511cc3a
Dec 15 16:36:05.024 INFO running `"docker" "start" "-a" "f9f536d79d9395ff480b296275d7abf5ddd359ab1389e06df792e4ac3511cc3a"`
Dec 15 16:36:06.091 INFO [stderr] usermod: no changes
Dec 15 16:36:06.155 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 15 16:36:06.164 INFO [stderr]      Running /target/debug/deps/doubly-c3e39528ba919600
Dec 15 16:36:06.164 INFO [stdout] 
Dec 15 16:36:06.164 INFO [stdout] running 5 tests
Dec 15 16:36:06.164 INFO [stdout] test tests::test_list ... ok
Dec 15 16:36:06.164 INFO [stdout] test tests::test_append ... ok
Dec 15 16:36:06.167 INFO [stdout] test tests::test_len ... ok
Dec 15 16:36:06.171 INFO [stdout] test tests::test_empty ... ok
Dec 15 16:36:06.171 INFO [stdout] test tests::test_iter ... ok
Dec 15 16:36:06.171 INFO [stdout] 
Dec 15 16:36:06.171 INFO [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 16:36:06.171 INFO [stdout] 
Dec 15 16:36:06.175 INFO [stderr]    Doc-tests doubly
Dec 15 16:36:07.098 INFO [stdout] 
Dec 15 16:36:07.098 INFO [stdout] running 0 tests
Dec 15 16:36:07.098 INFO [stdout] 
Dec 15 16:36:07.098 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 16:36:07.098 INFO [stdout] 
Dec 15 16:36:07.105 INFO [stderr] su: No module specific data is present
Dec 15 16:36:07.372 INFO running `"docker" "inspect" "f9f536d79d9395ff480b296275d7abf5ddd359ab1389e06df792e4ac3511cc3a"`
Dec 15 16:36:07.475 INFO running `"docker" "rm" "-f" "f9f536d79d9395ff480b296275d7abf5ddd359ab1389e06df792e4ac3511cc3a"`
Dec 15 16:36:07.550 INFO [stdout] f9f536d79d9395ff480b296275d7abf5ddd359ab1389e06df792e4ac3511cc3a