Dec 13 23:03:35.857 INFO testing cowang4/rusty_primes against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 23:03:35.857 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 13 23:03:36.235 INFO [stdout] c6765944f38840abe2589038026dc5e0edaac984e70e942ff49ae86e1db19d35
Dec 13 23:03:36.239 INFO running `"docker" "start" "-a" "c6765944f38840abe2589038026dc5e0edaac984e70e942ff49ae86e1db19d35"`
Dec 13 23:03:37.531 INFO [stderr] usermod: no changes
Dec 13 23:03:37.587 INFO [stderr]    Compiling rusty_primes v0.1.0 (/source)
Dec 13 23:03:38.023 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 13 23:03:38.023 INFO [stderr]   --> src/main.rs:14:9
Dec 13 23:03:38.023 INFO [stderr]    |
Dec 13 23:03:38.023 INFO [stderr] 14 | /         ((i*i)..n)
Dec 13 23:03:38.023 INFO [stderr] 15 | |             .step_by(i)
Dec 13 23:03:38.023 INFO [stderr] 16 | |             .map(|i| primes[i] = false)
Dec 13 23:03:38.023 INFO [stderr] 17 | |             .collect::<()>();
Dec 13 23:03:38.023 INFO [stderr]    | |_____________________________^
Dec 13 23:03:38.023 INFO [stderr]    |
Dec 13 23:03:38.023 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 13 23:03:38.023 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 13 23:03:38.023 INFO [stderr] 
Dec 13 23:03:38.023 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 13 23:03:38.023 INFO [stderr]   --> src/main.rs:30:5
Dec 13 23:03:38.023 INFO [stderr]    |
Dec 13 23:03:38.023 INFO [stderr] 30 | /     primes
Dec 13 23:03:38.023 INFO [stderr] 31 | |         .iter()
Dec 13 23:03:38.023 INFO [stderr] 32 | |         .map(|i| println!("{}", i))
Dec 13 23:03:38.023 INFO [stderr] 33 | |         .collect::<()>();
Dec 13 23:03:38.023 INFO [stderr]    | |_________________________^
Dec 13 23:03:38.023 INFO [stderr]    |
Dec 13 23:03:38.031 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 13 23:03:38.031 INFO [stderr] 
Dec 13 23:03:38.625 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
Dec 13 23:03:38.631 INFO [stderr] su: No module specific data is present
Dec 13 23:03:39.371 INFO running `"docker" "inspect" "c6765944f38840abe2589038026dc5e0edaac984e70e942ff49ae86e1db19d35"`
Dec 13 23:03:39.709 INFO running `"docker" "rm" "-f" "c6765944f38840abe2589038026dc5e0edaac984e70e942ff49ae86e1db19d35"`
Dec 13 23:03:39.983 INFO [stdout] c6765944f38840abe2589038026dc5e0edaac984e70e942ff49ae86e1db19d35
Dec 13 23:03:39.985 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 13 23:03:40.543 INFO [stdout] c43836105f9484de0aaef8ca3cf17ccc68a4a7fb33a30b20d1f5b8edd9f08537
Dec 13 23:03:40.545 INFO running `"docker" "start" "-a" "c43836105f9484de0aaef8ca3cf17ccc68a4a7fb33a30b20d1f5b8edd9f08537"`
Dec 13 23:03:41.857 INFO [stderr] usermod: no changes
Dec 13 23:03:41.903 INFO [stderr]    Compiling rusty_primes v0.1.0 (/source)
Dec 13 23:03:42.487 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 13 23:03:42.487 INFO [stderr]   --> src/main.rs:14:9
Dec 13 23:03:42.487 INFO [stderr]    |
Dec 13 23:03:42.487 INFO [stderr] 14 | /         ((i*i)..n)
Dec 13 23:03:42.487 INFO [stderr] 15 | |             .step_by(i)
Dec 13 23:03:42.487 INFO [stderr] 16 | |             .map(|i| primes[i] = false)
Dec 13 23:03:42.487 INFO [stderr] 17 | |             .collect::<()>();
Dec 13 23:03:42.487 INFO [stderr]    | |_____________________________^
Dec 13 23:03:42.487 INFO [stderr]    |
Dec 13 23:03:42.487 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 13 23:03:42.487 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 13 23:03:42.487 INFO [stderr] 
Dec 13 23:03:42.487 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 13 23:03:42.487 INFO [stderr]   --> src/main.rs:30:5
Dec 13 23:03:42.487 INFO [stderr]    |
Dec 13 23:03:42.487 INFO [stderr] 30 | /     primes
Dec 13 23:03:42.487 INFO [stderr] 31 | |         .iter()
Dec 13 23:03:42.487 INFO [stderr] 32 | |         .map(|i| println!("{}", i))
Dec 13 23:03:42.487 INFO [stderr] 33 | |         .collect::<()>();
Dec 13 23:03:42.487 INFO [stderr]    | |_________________________^
Dec 13 23:03:42.487 INFO [stderr]    |
Dec 13 23:03:42.487 INFO [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 13 23:03:42.487 INFO [stderr] 
Dec 13 23:03:42.919 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
Dec 13 23:03:42.923 INFO [stderr] su: No module specific data is present
Dec 13 23:03:43.568 INFO running `"docker" "inspect" "c43836105f9484de0aaef8ca3cf17ccc68a4a7fb33a30b20d1f5b8edd9f08537"`
Dec 13 23:03:43.841 INFO running `"docker" "rm" "-f" "c43836105f9484de0aaef8ca3cf17ccc68a4a7fb33a30b20d1f5b8edd9f08537"`
Dec 13 23:03:44.285 INFO [stdout] c43836105f9484de0aaef8ca3cf17ccc68a4a7fb33a30b20d1f5b8edd9f08537
Dec 13 23:03:44.288 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 13 23:03:44.807 INFO [stdout] 54e9524a0b9c684eb05f88e8efc00e455fa96b7c6cc65cd1b0e2b681ef09ac4d
Dec 13 23:03:44.809 INFO running `"docker" "start" "-a" "54e9524a0b9c684eb05f88e8efc00e455fa96b7c6cc65cd1b0e2b681ef09ac4d"`
Dec 13 23:03:46.095 INFO [stderr] usermod: no changes
Dec 13 23:03:46.139 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 13 23:03:46.139 INFO [stderr]      Running /target/debug/deps/rusty_primes-c1e5116e7a8d9e89
Dec 13 23:03:46.145 INFO [stderr] su: No module specific data is present
Dec 13 23:03:46.145 INFO [stdout] 
Dec 13 23:03:46.145 INFO [stdout] running 0 tests
Dec 13 23:03:46.145 INFO [stdout] 
Dec 13 23:03:46.145 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 23:03:46.145 INFO [stdout] 
Dec 13 23:03:47.327 INFO running `"docker" "inspect" "54e9524a0b9c684eb05f88e8efc00e455fa96b7c6cc65cd1b0e2b681ef09ac4d"`
Dec 13 23:03:47.568 INFO running `"docker" "rm" "-f" "54e9524a0b9c684eb05f88e8efc00e455fa96b7c6cc65cd1b0e2b681ef09ac4d"`
Dec 13 23:03:47.991 INFO [stdout] 54e9524a0b9c684eb05f88e8efc00e455fa96b7c6cc65cd1b0e2b681ef09ac4d