Dec 06 03:14:07.505 INFO testing cowang4/rusty_primes against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 06 03:14:07.505 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 03:14:07.904 INFO [stdout] 31249588cc8e17a6023a0da1b94395f46a0fcbd50ce4e636f3ec3c78d3f80b9d
Dec 06 03:14:07.912 INFO running `"docker" "start" "-a" "31249588cc8e17a6023a0da1b94395f46a0fcbd50ce4e636f3ec3c78d3f80b9d"`
Dec 06 03:14:08.443 INFO [stderr] usermod: no changes
Dec 06 03:14:08.500 INFO [stderr]    Compiling rusty_primes v0.1.0 (/source)
Dec 06 03:14:08.838 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 06 03:14:08.838 INFO [stderr]   --> src/main.rs:14:9
Dec 06 03:14:08.838 INFO [stderr]    |
Dec 06 03:14:08.838 INFO [stderr] 14 | /         ((i*i)..n)
Dec 06 03:14:08.838 INFO [stderr] 15 | |             .step_by(i)
Dec 06 03:14:08.838 INFO [stderr] 16 | |             .map(|i| primes[i] = false)
Dec 06 03:14:08.838 INFO [stderr] 17 | |             .collect::<()>();
Dec 06 03:14:08.838 INFO [stderr]    | |_____________________________^
Dec 06 03:14:08.838 INFO [stderr]    |
Dec 06 03:14:08.838 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 06 03:14:08.838 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 06 03:14:08.838 INFO [stderr] 
Dec 06 03:14:08.838 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 06 03:14:08.838 INFO [stderr]   --> src/main.rs:30:5
Dec 06 03:14:08.838 INFO [stderr]    |
Dec 06 03:14:08.838 INFO [stderr] 30 | /     primes
Dec 06 03:14:08.838 INFO [stderr] 31 | |         .iter()
Dec 06 03:14:08.838 INFO [stderr] 32 | |         .map(|i| println!("{}", i))
Dec 06 03:14:08.838 INFO [stderr] 33 | |         .collect::<()>();
Dec 06 03:14:08.838 INFO [stderr]    | |_________________________^
Dec 06 03:14:08.838 INFO [stderr]    |
Dec 06 03:14:08.838 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 06 03:14:08.838 INFO [stderr] 
Dec 06 03:14:09.422 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
Dec 06 03:14:09.432 INFO [stderr] su: No module specific data is present
Dec 06 03:14:09.982 INFO running `"docker" "inspect" "31249588cc8e17a6023a0da1b94395f46a0fcbd50ce4e636f3ec3c78d3f80b9d"`
Dec 06 03:14:10.248 INFO running `"docker" "rm" "-f" "31249588cc8e17a6023a0da1b94395f46a0fcbd50ce4e636f3ec3c78d3f80b9d"`
Dec 06 03:14:10.480 INFO [stdout] 31249588cc8e17a6023a0da1b94395f46a0fcbd50ce4e636f3ec3c78d3f80b9d
Dec 06 03:14:10.482 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 03:14:10.912 INFO [stdout] 4007bcdf47cb6468bbafa9afcc6a6cb630e4c42f8dd48cb8ed9d23728883124c
Dec 06 03:14:10.914 INFO running `"docker" "start" "-a" "4007bcdf47cb6468bbafa9afcc6a6cb630e4c42f8dd48cb8ed9d23728883124c"`
Dec 06 03:14:11.891 INFO [stderr] usermod: no changes
Dec 06 03:14:11.948 INFO [stderr]    Compiling rusty_primes v0.1.0 (/source)
Dec 06 03:14:12.468 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 06 03:14:12.468 INFO [stderr]   --> src/main.rs:14:9
Dec 06 03:14:12.468 INFO [stderr]    |
Dec 06 03:14:12.468 INFO [stderr] 14 | /         ((i*i)..n)
Dec 06 03:14:12.468 INFO [stderr] 15 | |             .step_by(i)
Dec 06 03:14:12.468 INFO [stderr] 16 | |             .map(|i| primes[i] = false)
Dec 06 03:14:12.468 INFO [stderr] 17 | |             .collect::<()>();
Dec 06 03:14:12.468 INFO [stderr]    | |_____________________________^
Dec 06 03:14:12.468 INFO [stderr]    |
Dec 06 03:14:12.468 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 06 03:14:12.469 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 06 03:14:12.469 INFO [stderr] 
Dec 06 03:14:12.469 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 06 03:14:12.469 INFO [stderr]   --> src/main.rs:30:5
Dec 06 03:14:12.469 INFO [stderr]    |
Dec 06 03:14:12.469 INFO [stderr] 30 | /     primes
Dec 06 03:14:12.469 INFO [stderr] 31 | |         .iter()
Dec 06 03:14:12.469 INFO [stderr] 32 | |         .map(|i| println!("{}", i))
Dec 06 03:14:12.469 INFO [stderr] 33 | |         .collect::<()>();
Dec 06 03:14:12.469 INFO [stderr]    | |_________________________^
Dec 06 03:14:12.469 INFO [stderr]    |
Dec 06 03:14:12.469 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 06 03:14:12.469 INFO [stderr] 
Dec 06 03:14:12.851 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
Dec 06 03:14:12.853 INFO [stderr] su: No module specific data is present
Dec 06 03:14:13.688 INFO running `"docker" "inspect" "4007bcdf47cb6468bbafa9afcc6a6cb630e4c42f8dd48cb8ed9d23728883124c"`
Dec 06 03:14:13.900 INFO running `"docker" "rm" "-f" "4007bcdf47cb6468bbafa9afcc6a6cb630e4c42f8dd48cb8ed9d23728883124c"`
Dec 06 03:14:14.084 INFO [stdout] 4007bcdf47cb6468bbafa9afcc6a6cb630e4c42f8dd48cb8ed9d23728883124c
Dec 06 03:14:14.086 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 03:14:14.468 INFO [stdout] f8c9023bce0b15761c687ff8fa2863f9f02b52a47a8a289c40648acb67009458
Dec 06 03:14:14.468 INFO running `"docker" "start" "-a" "f8c9023bce0b15761c687ff8fa2863f9f02b52a47a8a289c40648acb67009458"`
Dec 06 03:14:15.264 INFO [stderr] usermod: no changes
Dec 06 03:14:15.292 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 06 03:14:15.292 INFO [stderr]      Running /target/debug/deps/rusty_primes-0a503d498abd452a
Dec 06 03:14:15.297 INFO [stdout] 
Dec 06 03:14:15.297 INFO [stdout] running 0 tests
Dec 06 03:14:15.297 INFO [stdout] 
Dec 06 03:14:15.297 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 03:14:15.297 INFO [stdout] 
Dec 06 03:14:15.300 INFO [stderr] su: No module specific data is present
Dec 06 03:14:16.593 INFO running `"docker" "inspect" "f8c9023bce0b15761c687ff8fa2863f9f02b52a47a8a289c40648acb67009458"`
Dec 06 03:14:16.978 INFO running `"docker" "rm" "-f" "f8c9023bce0b15761c687ff8fa2863f9f02b52a47a8a289c40648acb67009458"`
Dec 06 03:14:17.347 INFO [stdout] f8c9023bce0b15761c687ff8fa2863f9f02b52a47a8a289c40648acb67009458