[INFO] crate commitlog 0.1.1 is already in cache [INFO] checking commitlog-0.1.1 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] extracting crate commitlog 0.1.1 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate commitlog 0.1.1 on toolchain 45d050cde277b22a755847338f2acc2c7b834141 [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate commitlog 0.1.1 [INFO] finished tweaking crates.io crate commitlog 0.1.1 [INFO] tweaked toml for crates.io crate commitlog 0.1.1 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate crates.io crate commitlog 0.1.1 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 778eac3edc62b7e39095e28fab8e914d6c35f4ffb3371e72a0931073ed2118dc [INFO] running `"docker" "start" "-a" "778eac3edc62b7e39095e28fab8e914d6c35f4ffb3371e72a0931073ed2118dc"` [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Compiling getrandom v0.1.11 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Checking ppv-lite86 v0.2.5 [INFO] [stderr] Compiling crc32c v0.4.0 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking termcolor v1.0.5 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking humantime v1.2.0 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Checking page_size v0.4.1 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking c2-chacha v0.2.2 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.0 [INFO] [stderr] Checking commitlog v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/reader.rs:40:9 [INFO] [stderr] | [INFO] [stderr] 40 | try!(file.read_at(&mut vec, u64::from(file_position))); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] Checking regex v1.2.1 [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> benches/log-append.rs:42:17 [INFO] [stderr] | [INFO] [stderr] 42 | / buf.push( [INFO] [stderr] 43 | | "719c3b4556066a1c7a06c9d55959d003d9b46273aabe2 \ [INFO] [stderr] 44 | | eae15ef4ba78321ae2a68b0997a4abbd035a4cdbc8b27d701089a5af63a8b \ [INFO] [stderr] 45 | | 81f9dc16a874d0eda0983b79c1a6f79fe3ae61612ba2558562a85595f2f3f \ [INFO] [stderr] 46 | | 07fab8faba1b849685b61aad6b131b7041ca79cc662b4c5aad4d1b78fb103 \ [INFO] [stderr] 47 | | 4fafa2fe4f30207395e399c6d724", [INFO] [stderr] 48 | | ); [INFO] [stderr] | |__________________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/reader.rs:40:9 [INFO] [stderr] | [INFO] [stderr] 40 | try!(file.read_at(&mut vec, u64::from(file_position))); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:744:13 [INFO] [stderr] | [INFO] [stderr] 744 | let mut opts = LogOptions::new(&dir); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:751:17 [INFO] [stderr] | [INFO] [stderr] 751 | let mut log = CommitLog::new(opts.clone()).unwrap(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/index.rs:723:17 [INFO] [stderr] | [INFO] [stderr] 723 | let mut index = Index::open(&index_path).unwrap(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/message.rs:519:9 [INFO] [stderr] | [INFO] [stderr] 519 | msg_buf.push("123456789"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/message.rs:520:9 [INFO] [stderr] | [INFO] [stderr] 520 | msg_buf.push("000000000"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/message.rs:548:9 [INFO] [stderr] | [INFO] [stderr] 548 | serialize(&mut buf, 120, b"", b"123456789"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/message.rs:564:9 [INFO] [stderr] | [INFO] [stderr] 564 | serialize(&mut buf, 120, b"123", b"456789"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/message.rs:574:9 [INFO] [stderr] | [INFO] [stderr] 574 | buf.push_with_metadata(b"123", b"456789"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/message.rs:583:9 [INFO] [stderr] | [INFO] [stderr] 583 | serialize(&mut buf, 120, b"", b"123456789"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/message.rs:605:9 [INFO] [stderr] | [INFO] [stderr] 605 | serialize(&mut buf, 120, b"", b"123456789"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/message.rs:633:13 [INFO] [stderr] | [INFO] [stderr] 633 | buf.push("foo"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/message.rs:634:13 [INFO] [stderr] | [INFO] [stderr] 634 | buf.push("bar"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/message.rs:635:13 [INFO] [stderr] | [INFO] [stderr] 635 | buf.push("baz"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/message.rs:676:13 [INFO] [stderr] | [INFO] [stderr] 676 | / msg_buf.push( [INFO] [stderr] 677 | | "719c3b4556066a1c7a06c9d55959d003d9b4627 [INFO] [stderr] 678 | | 3aabe2eae15ef4ba78321ae2a68b0997a4abbd035a4cdbc8b27d701089a5af63a [INFO] [stderr] 679 | | 8b81f9dc16a874d0eda0983b79c1a6f79fe3ae61612ba2558562a85595f2f3f07 [INFO] [stderr] 680 | | fab8faba1b849685b61aad6b131b7041ca79cc662b4c5aad4d1b78fb1034fafa2 [INFO] [stderr] 681 | | fe4f30207395e399c6d724", [INFO] [stderr] 682 | | ); [INFO] [stderr] | |______________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/message.rs:683:13 [INFO] [stderr] | [INFO] [stderr] 683 | / msg_buf.push( [INFO] [stderr] 684 | | "2cea26f165640d448a9b89f1f871e6fca80a125 [INFO] [stderr] 685 | | 5b1daea6752bf99d8c5f90e706deaecddf304b2bf5a5e72e32b29bc7c54018265 [INFO] [stderr] 686 | | d17317a670ea406fd7e6b485a19f5fb1efe686badb6599d45106b95b55695cd4e [INFO] [stderr] 687 | | 24729edb312a5dec1bc80e8d8b3ee4b69af1f3a9c801e7fb527e65f7c13c62bb3 [INFO] [stderr] 688 | | 7261c0", [INFO] [stderr] 689 | | ); [INFO] [stderr] | |______________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/segment.rs:214:13 [INFO] [stderr] | [INFO] [stderr] 214 | buf.push("12345"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/segment.rs:221:13 [INFO] [stderr] | [INFO] [stderr] 221 | buf.push("66666"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/segment.rs:222:13 [INFO] [stderr] | [INFO] [stderr] 222 | buf.push("77777"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/segment.rs:244:13 [INFO] [stderr] | [INFO] [stderr] 244 | buf.push("12345"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/segment.rs:245:13 [INFO] [stderr] | [INFO] [stderr] 245 | buf.push("66666"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/segment.rs:272:13 [INFO] [stderr] | [INFO] [stderr] 272 | buf.push("0123456789"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/segment.rs:273:13 [INFO] [stderr] | [INFO] [stderr] 273 | buf.push("aaaaaaaaaa"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/segment.rs:274:13 [INFO] [stderr] | [INFO] [stderr] 274 | buf.push("abc"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/segment.rs:294:9 [INFO] [stderr] | [INFO] [stderr] 294 | buf.push("0123456789"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/segment.rs:295:9 [INFO] [stderr] | [INFO] [stderr] 295 | buf.push("aaaaaaaaaa"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/segment.rs:296:9 [INFO] [stderr] | [INFO] [stderr] 296 | buf.push("abc"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/segment.rs:323:13 [INFO] [stderr] | [INFO] [stderr] 323 | buf.push("0123456789"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/segment.rs:324:13 [INFO] [stderr] | [INFO] [stderr] 324 | buf.push("aaaaaaaaaa"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/segment.rs:325:13 [INFO] [stderr] | [INFO] [stderr] 325 | buf.push("abc"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/segment.rs:336:13 [INFO] [stderr] | [INFO] [stderr] 336 | buf.push("foo"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/segment.rs:381:9 [INFO] [stderr] | [INFO] [stderr] 381 | buf.push("0123456789"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/segment.rs:382:9 [INFO] [stderr] | [INFO] [stderr] 382 | buf.push("aaaaaaaaaa"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/segment.rs:383:9 [INFO] [stderr] | [INFO] [stderr] 383 | buf.push("abc"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/segment.rs:411:13 [INFO] [stderr] | [INFO] [stderr] 411 | buf.push("zzzzzzzzzz"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/segment.rs:437:13 [INFO] [stderr] | [INFO] [stderr] 437 | buf.push(payload); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/segment.rs:451:13 [INFO] [stderr] | [INFO] [stderr] 451 | buf.push(payload); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:587:13 [INFO] [stderr] | [INFO] [stderr] 587 | buf.push(b"123456"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:588:13 [INFO] [stderr] | [INFO] [stderr] 588 | buf.push(b"789012"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:589:13 [INFO] [stderr] | [INFO] [stderr] 589 | buf.push(b"345678"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:747:13 [INFO] [stderr] | [INFO] [stderr] 747 | log.append_msg("Test"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:782:13 [INFO] [stderr] | [INFO] [stderr] 782 | buf.push(b"123456"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:783:13 [INFO] [stderr] | [INFO] [stderr] 783 | buf.push(b"789012"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:784:13 [INFO] [stderr] | [INFO] [stderr] 784 | buf.push(b"345678"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:785:13 [INFO] [stderr] | [INFO] [stderr] 785 | buf.push(b"aaaaaa"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:786:13 [INFO] [stderr] | [INFO] [stderr] 786 | buf.push(b"bbbbbb"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 46 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.47s [INFO] running `"docker" "inspect" "778eac3edc62b7e39095e28fab8e914d6c35f4ffb3371e72a0931073ed2118dc"` [INFO] running `"docker" "rm" "-f" "778eac3edc62b7e39095e28fab8e914d6c35f4ffb3371e72a0931073ed2118dc"` [INFO] [stdout] 778eac3edc62b7e39095e28fab8e914d6c35f4ffb3371e72a0931073ed2118dc