Dec 06 22:43:29.191 INFO testing singletonum-0.2.0 against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 22:43:29.191 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 22:43:29.392 INFO [stdout] d3cbce33148170b821e7fec70997c7566ad6e6b761839833d63b56a61bc0aafc
Dec 06 22:43:29.394 INFO running `"docker" "start" "-a" "d3cbce33148170b821e7fec70997c7566ad6e6b761839833d63b56a61bc0aafc"`
Dec 06 22:43:29.936 INFO [stderr] usermod: no changes
Dec 06 22:43:30.067 INFO [stderr]    Compiling lock_api v0.1.5
Dec 06 22:43:30.069 INFO [stderr]    Compiling singletonum-derive v0.2.0
Dec 06 22:43:30.423 INFO [stderr]    Compiling parking_lot v0.6.4
Dec 06 22:43:32.050 INFO [stderr]    Compiling once_cell v0.1.6
Dec 06 22:43:33.055 INFO [stderr]    Compiling singletonum v0.2.0 (/source)
Dec 06 22:43:33.890 INFO [stderr] warning: unused `#[macro_use]` import
Dec 06 22:43:33.890 INFO [stderr]  --> src/lib.rs:1:1
Dec 06 22:43:33.890 INFO [stderr]   |
Dec 06 22:43:33.890 INFO [stderr] 1 | #[macro_use]
Dec 06 22:43:33.890 INFO [stderr]   | ^^^^^^^^^^^^
Dec 06 22:43:33.890 INFO [stderr]   |
Dec 06 22:43:33.890 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 22:43:33.890 INFO [stderr] 
Dec 06 22:43:33.900 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.93s
Dec 06 22:43:33.923 INFO [stderr] su: No module specific data is present
Dec 06 22:43:34.172 INFO running `"docker" "inspect" "d3cbce33148170b821e7fec70997c7566ad6e6b761839833d63b56a61bc0aafc"`
Dec 06 22:43:34.256 INFO running `"docker" "rm" "-f" "d3cbce33148170b821e7fec70997c7566ad6e6b761839833d63b56a61bc0aafc"`
Dec 06 22:43:34.348 INFO [stdout] d3cbce33148170b821e7fec70997c7566ad6e6b761839833d63b56a61bc0aafc
Dec 06 22:43:34.350 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 22:43:34.552 INFO [stdout] 047a68a38f2ef3dec7b80d8568b7a13e9ba7c72efe4fd786ac4f036b89270aab
Dec 06 22:43:34.554 INFO running `"docker" "start" "-a" "047a68a38f2ef3dec7b80d8568b7a13e9ba7c72efe4fd786ac4f036b89270aab"`
Dec 06 22:43:35.053 INFO [stderr] usermod: no changes
Dec 06 22:43:35.114 INFO [stderr]    Compiling singletonum v0.2.0 (/source)
Dec 06 22:43:36.026 INFO [stderr] warning: unused `#[macro_use]` import
Dec 06 22:43:36.026 INFO [stderr]  --> src/lib.rs:1:1
Dec 06 22:43:36.026 INFO [stderr]   |
Dec 06 22:43:36.026 INFO [stderr] 1 | #[macro_use]
Dec 06 22:43:36.026 INFO [stderr]   | ^^^^^^^^^^^^
Dec 06 22:43:36.026 INFO [stderr]   |
Dec 06 22:43:36.026 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 22:43:36.026 INFO [stderr] 
Dec 06 22:43:36.289 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
Dec 06 22:43:36.295 INFO [stderr] su: No module specific data is present
Dec 06 22:43:36.718 INFO running `"docker" "inspect" "047a68a38f2ef3dec7b80d8568b7a13e9ba7c72efe4fd786ac4f036b89270aab"`
Dec 06 22:43:36.874 INFO running `"docker" "rm" "-f" "047a68a38f2ef3dec7b80d8568b7a13e9ba7c72efe4fd786ac4f036b89270aab"`
Dec 06 22:43:36.988 INFO [stdout] 047a68a38f2ef3dec7b80d8568b7a13e9ba7c72efe4fd786ac4f036b89270aab
Dec 06 22:43:36.994 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 22:43:37.368 INFO [stdout] 6da188c3d040c34e96f1bf8bcd4003f72e127a320703ae9d43bd944d3ccf4944
Dec 06 22:43:37.370 INFO running `"docker" "start" "-a" "6da188c3d040c34e96f1bf8bcd4003f72e127a320703ae9d43bd944d3ccf4944"`
Dec 06 22:43:37.909 INFO [stderr] usermod: no changes
Dec 06 22:43:37.967 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 06 22:43:37.968 INFO [stderr]      Running /target/debug/deps/singletonum-419167120c54f594
Dec 06 22:43:37.970 INFO [stdout] 
Dec 06 22:43:37.971 INFO [stdout] running 0 tests
Dec 06 22:43:37.971 INFO [stdout] 
Dec 06 22:43:37.971 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 22:43:37.971 INFO [stdout] 
Dec 06 22:43:37.971 INFO [stderr]    Doc-tests singletonum
Dec 06 22:43:39.810 INFO [stdout] 
Dec 06 22:43:39.810 INFO [stdout] running 0 tests
Dec 06 22:43:39.810 INFO [stdout] 
Dec 06 22:43:39.810 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 22:43:39.810 INFO [stdout] 
Dec 06 22:43:39.810 INFO [stderr] su: No module specific data is present
Dec 06 22:43:40.077 INFO running `"docker" "inspect" "6da188c3d040c34e96f1bf8bcd4003f72e127a320703ae9d43bd944d3ccf4944"`
Dec 06 22:43:40.192 INFO running `"docker" "rm" "-f" "6da188c3d040c34e96f1bf8bcd4003f72e127a320703ae9d43bd944d3ccf4944"`
Dec 06 22:43:40.278 INFO [stdout] 6da188c3d040c34e96f1bf8bcd4003f72e127a320703ae9d43bd944d3ccf4944