[INFO] fetching crate hangeul 0.2.0...
[INFO] testing hangeul-0.2.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate hangeul 0.2.0 into /workspace/builds/worker-111/source
[INFO] validating manifest of crates.io crate hangeul 0.2.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hangeul 0.2.0
[INFO] finished tweaking crates.io crate hangeul 0.2.0
[INFO] tweaked toml for crates.io crate hangeul 0.2.0 written to /workspace/builds/worker-111/source/Cargo.toml
[INFO] crate crates.io crate hangeul 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a830e0c7777da2875bcb4ad095df9a2d531caeae88ebab53d191487dfa37d329
[INFO] running `Command { std: "docker" "start" "-a" "a830e0c7777da2875bcb4ad095df9a2d531caeae88ebab53d191487dfa37d329", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a830e0c7777da2875bcb4ad095df9a2d531caeae88ebab53d191487dfa37d329", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a830e0c7777da2875bcb4ad095df9a2d531caeae88ebab53d191487dfa37d329", kill_on_drop: false }`
[INFO] [stdout] a830e0c7777da2875bcb4ad095df9a2d531caeae88ebab53d191487dfa37d329
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd3643985102714fecaa5cbc531fda392a6a0dcfdde01a61e5058dec6c58ff67
[INFO] running `Command { std: "docker" "start" "-a" "fd3643985102714fecaa5cbc531fda392a6a0dcfdde01a61e5058dec6c58ff67", kill_on_drop: false }`
[INFO] [stderr]    Compiling hangeul v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/lib.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     (code >= SYLLABLE_START && code <= SYLLABLE_END)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/lib.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 |     (code >= JAMO_START && code <= JAMO_END)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/lib.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 93 |     (code >= COMPAT_JAMO_START && code <= COMPAT_JAMO_END)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "fd3643985102714fecaa5cbc531fda392a6a0dcfdde01a61e5058dec6c58ff67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd3643985102714fecaa5cbc531fda392a6a0dcfdde01a61e5058dec6c58ff67", kill_on_drop: false }`
[INFO] [stdout] fd3643985102714fecaa5cbc531fda392a6a0dcfdde01a61e5058dec6c58ff67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad788ac20e9fc285a4c130b15c24055a16f2acf079afe8cf67b199a80f02584a
[INFO] running `Command { std: "docker" "start" "-a" "ad788ac20e9fc285a4c130b15c24055a16f2acf079afe8cf67b199a80f02584a", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/lib.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     (code >= SYLLABLE_START && code <= SYLLABLE_END)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling hangeul v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/lib.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 |     (code >= JAMO_START && code <= JAMO_END)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/lib.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 93 |     (code >= COMPAT_JAMO_START && code <= COMPAT_JAMO_END)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/lib.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     (code >= SYLLABLE_START && code <= SYLLABLE_END)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/lib.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 |     (code >= JAMO_START && code <= JAMO_END)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/lib.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 93 |     (code >= COMPAT_JAMO_START && code <= COMPAT_JAMO_END)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "ad788ac20e9fc285a4c130b15c24055a16f2acf079afe8cf67b199a80f02584a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad788ac20e9fc285a4c130b15c24055a16f2acf079afe8cf67b199a80f02584a", kill_on_drop: false }`
[INFO] [stdout] ad788ac20e9fc285a4c130b15c24055a16f2acf079afe8cf67b199a80f02584a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dfd168caa20755fc2d81bb5eaba9446946d9e2374b6ecfc3052e08f6d3bb1ebf
[INFO] running `Command { std: "docker" "start" "-a" "dfd168caa20755fc2d81bb5eaba9446946d9e2374b6ecfc3052e08f6d3bb1ebf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/lib.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     (code >= SYLLABLE_START && code <= SYLLABLE_END)
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/lib.rs:87:5
[INFO] [stderr]    |
[INFO] [stderr] 87 |     (code >= JAMO_START && code <= JAMO_END)
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/lib.rs:93:5
[INFO] [stderr]    |
[INFO] [stderr] 93 |     (code >= COMPAT_JAMO_START && code <= COMPAT_JAMO_END)
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/lib.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     (code >= SYLLABLE_START && code <= SYLLABLE_END)
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/lib.rs:87:5
[INFO] [stderr]    |
[INFO] [stderr] 87 |     (code >= JAMO_START && code <= JAMO_END)
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/lib.rs:93:5
[INFO] [stderr]    |
[INFO] [stderr] 93 |     (code >= COMPAT_JAMO_START && code <= COMPAT_JAMO_END)
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hangeul-236fea2056872f0a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/composition.rs (/opt/rustwide/target/debug/deps/composition-c11cde1b6a6ff985)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test check_choseong ... ok
[INFO] [stdout] test check_decompose ... ok
[INFO] [stdout] test check_decompose_char ... ok
[INFO] [stdout] test check_jaeum ... ok
[INFO] [stdout] test check_jamo ... ok
[INFO] [stdout] test check_jongseong ... ok
[INFO] [stdout] test check_jungseong ... ok
[INFO] [stdout] test check_position ... ok
[INFO] [stdout] test check_vowel_consonant ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hangeul
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     (code >= SYLLABLE_START && code <= SYLLABLE_END)
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:87:5
[INFO] [stderr]    |
[INFO] [stderr] 87 |     (code >= JAMO_START && code <= JAMO_END)
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:93:5
[INFO] [stderr]    |
[INFO] [stderr] 93 |     (code >= COMPAT_JAMO_START && code <= COMPAT_JAMO_END)
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test src/lib.rs - is_jungseong (line 239) ... ok
[INFO] [stdout] test src/lib.rs - is_choseong (line 224) ... ok
[INFO] [stdout] test src/lib.rs - get_choseong (line 147) ... ok
[INFO] [stdout] test src/lib.rs - get_jungseong (line 167) ... ok
[INFO] [stdout] test src/lib.rs - get_jongseong (line 187) ... ok
[INFO] [stdout] test src/lib.rs - ends_with_jongseong (line 267) ... ok
[INFO] [stdout] test src/lib.rs - decompose_char (line 307) ... ok
[INFO] [stdout] test src/lib.rs - compose_char (line 334) ... ok
[INFO] [stdout] test src/lib.rs - is_jamo (line 79) ... ok
[INFO] [stdout] test src/lib.rs - is_jongseong (line 252) ... ok
[INFO] [stdout] test src/lib.rs - to_hangeul_u32 (line 126) ... ok
[INFO] [stdout] test src/lib.rs - is_moeum (line 62) ... ok
[INFO] [stdout] test src/lib.rs - has_jongseong (line 206) ... ok
[INFO] [stdout] test src/lib.rs - is_hangeul (line 103) ... ok
[INFO] [stdout] test src/lib.rs - is_syllable (line 37) ... ok
[INFO] [stdout] test src/lib.rs - decompose (line 287) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dfd168caa20755fc2d81bb5eaba9446946d9e2374b6ecfc3052e08f6d3bb1ebf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfd168caa20755fc2d81bb5eaba9446946d9e2374b6ecfc3052e08f6d3bb1ebf", kill_on_drop: false }`
[INFO] [stdout] dfd168caa20755fc2d81bb5eaba9446946d9e2374b6ecfc3052e08f6d3bb1ebf
