Dec 03 14:00:09.630 INFO testing discard-1.0.4 against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 03 14:00:09.630 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-2/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 03 14:00:10.044 INFO [stdout] ef9cd300880de68cabc5e17cc6491bfa908c79df8a6773a161119910880e9bfe
Dec 03 14:00:10.049 INFO running `"docker" "start" "-a" "ef9cd300880de68cabc5e17cc6491bfa908c79df8a6773a161119910880e9bfe"`
Dec 03 14:00:11.699 INFO [stderr] usermod: no changes
Dec 03 14:00:11.779 INFO [stderr]    Compiling discard v1.0.4 (/source)
Dec 03 14:00:12.503 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
Dec 03 14:00:12.506 INFO [stderr] su: No module specific data is present
Dec 03 14:00:13.053 INFO running `"docker" "inspect" "ef9cd300880de68cabc5e17cc6491bfa908c79df8a6773a161119910880e9bfe"`
Dec 03 14:00:13.451 INFO running `"docker" "rm" "-f" "ef9cd300880de68cabc5e17cc6491bfa908c79df8a6773a161119910880e9bfe"`
Dec 03 14:00:13.770 INFO [stdout] ef9cd300880de68cabc5e17cc6491bfa908c79df8a6773a161119910880e9bfe
Dec 03 14:00:13.777 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-2/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 03 14:00:14.184 INFO [stdout] 3c576635331e4e5042d1182350c34b52495d744cec5e3967cc594f9e8a50a374
Dec 03 14:00:14.189 INFO running `"docker" "start" "-a" "3c576635331e4e5042d1182350c34b52495d744cec5e3967cc594f9e8a50a374"`
Dec 03 14:00:15.431 INFO [stderr] usermod: no changes
Dec 03 14:00:15.483 INFO [stderr]    Compiling discard v1.0.4 (/source)
Dec 03 14:00:16.399 INFO [stderr] warning: unused `DiscardOnDrop` that must be used
Dec 03 14:00:16.399 INFO [stderr]    --> src/lib.rs:261:9
Dec 03 14:00:16.399 INFO [stderr]     |
Dec 03 14:00:16.399 INFO [stderr] 261 |         DiscardOnDrop::new(Foo::new());
Dec 03 14:00:16.399 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 14:00:16.399 INFO [stderr]     |
Dec 03 14:00:16.399 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 03 14:00:16.399 INFO [stderr]     = note: 
Dec 03 14:00:16.399 INFO [stderr]             The DiscardOnDrop is unused, which causes it to be immediately discarded.
Dec 03 14:00:16.399 INFO [stderr]             You probably don't want that to happen.
Dec 03 14:00:16.399 INFO [stderr]             
Dec 03 14:00:16.399 INFO [stderr]             How to fix this:
Dec 03 14:00:16.399 INFO [stderr]             
Dec 03 14:00:16.399 INFO [stderr]               * Store the DiscardOnDrop in a variable or data structure.
Dec 03 14:00:16.399 INFO [stderr]             
Dec 03 14:00:16.399 INFO [stderr]               * Or use the DiscardOnDrop::leak function which will cause it to not be
Dec 03 14:00:16.399 INFO [stderr]                 discarded (this *will* leak memory!).
Dec 03 14:00:16.399 INFO [stderr]             
Dec 03 14:00:16.399 INFO [stderr]             See the DiscardOnDrop documentation for more details.
Dec 03 14:00:16.399 INFO [stderr] 
Dec 03 14:00:16.399 INFO [stderr] warning: unused `DiscardOnDrop` that must be used
Dec 03 14:00:16.399 INFO [stderr]    --> src/lib.rs:262:9
Dec 03 14:00:16.399 INFO [stderr]     |
Dec 03 14:00:16.399 INFO [stderr] 262 |         DiscardOnDrop::new(Foo::new());
Dec 03 14:00:16.399 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 03 14:00:16.399 INFO [stderr]     |
Dec 03 14:00:16.399 INFO [stderr]     = note: 
Dec 03 14:00:16.399 INFO [stderr]             The DiscardOnDrop is unused, which causes it to be immediately discarded.
Dec 03 14:00:16.399 INFO [stderr]             You probably don't want that to happen.
Dec 03 14:00:16.399 INFO [stderr]             
Dec 03 14:00:16.399 INFO [stderr]             How to fix this:
Dec 03 14:00:16.399 INFO [stderr]             
Dec 03 14:00:16.399 INFO [stderr]               * Store the DiscardOnDrop in a variable or data structure.
Dec 03 14:00:16.399 INFO [stderr]             
Dec 03 14:00:16.399 INFO [stderr]               * Or use the DiscardOnDrop::leak function which will cause it to not be
Dec 03 14:00:16.399 INFO [stderr]                 discarded (this *will* leak memory!).
Dec 03 14:00:16.399 INFO [stderr]             
Dec 03 14:00:16.399 INFO [stderr]             See the DiscardOnDrop documentation for more details.
Dec 03 14:00:16.399 INFO [stderr] 
Dec 03 14:00:16.976 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
Dec 03 14:00:16.978 INFO [stderr] su: No module specific data is present
Dec 03 14:00:17.695 INFO running `"docker" "inspect" "3c576635331e4e5042d1182350c34b52495d744cec5e3967cc594f9e8a50a374"`
Dec 03 14:00:17.898 INFO running `"docker" "rm" "-f" "3c576635331e4e5042d1182350c34b52495d744cec5e3967cc594f9e8a50a374"`
Dec 03 14:00:18.204 INFO [stdout] 3c576635331e4e5042d1182350c34b52495d744cec5e3967cc594f9e8a50a374
Dec 03 14:00:18.208 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-2/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 03 14:00:18.595 INFO [stdout] 92e1af590869f1260436fe4ec662ee10efe5b004427eeb251be49d1afb1ce70f
Dec 03 14:00:18.600 INFO running `"docker" "start" "-a" "92e1af590869f1260436fe4ec662ee10efe5b004427eeb251be49d1afb1ce70f"`
Dec 03 14:00:20.038 INFO [stderr] usermod: no changes
Dec 03 14:00:20.083 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 03 14:00:20.087 INFO [stderr]      Running /target/debug/deps/discard-7d2e4168eb2efc67
Dec 03 14:00:20.092 INFO [stdout] 
Dec 03 14:00:20.092 INFO [stdout] running 7 tests
Dec 03 14:00:20.093 INFO [stdout] test tests::no_discard ... ok
Dec 03 14:00:20.093 INFO [stdout] test tests::leak ... ok
Dec 03 14:00:20.093 INFO [stdout] test tests::discard_on_drop ... ok
Dec 03 14:00:20.103 INFO [stdout] test tests::unused_discard_on_drop ... ok
Dec 03 14:00:20.107 INFO [stdout] test tests::deref_mut ... ok
Dec 03 14:00:20.107 INFO [stdout] test tests::unused ... ok
Dec 03 14:00:20.107 INFO [stdout] test tests::discard ... ok
Dec 03 14:00:20.107 INFO [stdout] 
Dec 03 14:00:20.107 INFO [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 03 14:00:20.107 INFO [stdout] 
Dec 03 14:00:20.107 INFO [stderr]    Doc-tests discard
Dec 03 14:00:21.284 INFO [stdout] 
Dec 03 14:00:21.284 INFO [stdout] running 3 tests
Dec 03 14:00:21.284 INFO [stdout] test src/lib.rs -  (line 15) ... ignored
Dec 03 14:00:21.284 INFO [stdout] test src/lib.rs -  (line 30) ... ignored
Dec 03 14:00:21.284 INFO [stdout] test src/lib.rs -  (line 61) ... ignored
Dec 03 14:00:21.284 INFO [stdout] 
Dec 03 14:00:21.284 INFO [stdout] test result: ok. 0 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out
Dec 03 14:00:21.284 INFO [stdout] 
Dec 03 14:00:21.291 INFO [stderr] su: No module specific data is present
Dec 03 14:00:21.948 INFO running `"docker" "inspect" "92e1af590869f1260436fe4ec662ee10efe5b004427eeb251be49d1afb1ce70f"`
Dec 03 14:00:22.143 INFO running `"docker" "rm" "-f" "92e1af590869f1260436fe4ec662ee10efe5b004427eeb251be49d1afb1ce70f"`
Dec 03 14:00:22.406 INFO [stdout] 92e1af590869f1260436fe4ec662ee10efe5b004427eeb251be49d1afb1ce70f
