[INFO] fetching crate korean_numbers 0.6.6... [INFO] checking korean_numbers-0.6.6 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1 [INFO] extracting crate korean_numbers 0.6.6 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate korean_numbers 0.6.6 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate korean_numbers 0.6.6 [INFO] finished tweaking crates.io crate korean_numbers 0.6.6 [INFO] tweaked toml for crates.io crate korean_numbers 0.6.6 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] 260ef84dd804184136604fcc8a931fc97f2ed64b44812a8ec45b0d3a8c4bfd7a [INFO] running `"docker" "start" "-a" "260ef84dd804184136604fcc8a931fc97f2ed64b44812a8ec45b0d3a8c4bfd7a"` [INFO] [stderr] Checking num-bigint v0.2.3 [INFO] [stderr] Checking num-rational v0.2.2 [INFO] [stderr] Checking num v0.2.0 [INFO] [stderr] Checking korean_numbers v0.6.6 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/errors.rs:24:32 [INFO] [stderr] | [INFO] [stderr] 24 | fn cause(&self) -> Option<&error::Error> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `left_side_chars` [INFO] [stderr] --> src/parse.rs:171:13 [INFO] [stderr] | [INFO] [stderr] 171 | let mut left_side_chars: Vec = vec![]; [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_left_side_chars` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `left_side` [INFO] [stderr] --> src/parse.rs:169:28 [INFO] [stderr] | [INFO] [stderr] 169 | pub fn parse_hangeul_float(left_side: Vec, right_side: Vec) -> String { [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_left_side` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `right_side` [INFO] [stderr] --> src/parse.rs:169:50 [INFO] [stderr] | [INFO] [stderr] 169 | pub fn parse_hangeul_float(left_side: Vec, right_side: Vec) -> String { [INFO] [stderr] | ^^^^^^^^^^ help: consider prefixing with an underscore: `_right_side` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/errors.rs:24:32 [INFO] [stderr] | [INFO] [stderr] 24 | fn cause(&self) -> Option<&error::Error> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parse.rs:170:9 [INFO] [stderr] | [INFO] [stderr] 170 | let mut output = String::new(); [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/parse.rs:171:9 [INFO] [stderr] | [INFO] [stderr] 171 | let mut left_side_chars: Vec = vec![]; [INFO] [stderr] | ----^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Fraction` [INFO] [stderr] --> src/math.rs:35:5 [INFO] [stderr] | [INFO] [stderr] 35 | Fraction, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: enum is never used: `EndingType` [INFO] [stderr] --> src/numbers.rs:81:1 [INFO] [stderr] | [INFO] [stderr] 81 | pub enum EndingType { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `subject_particle` [INFO] [stderr] --> src/numbers.rs:87:5 [INFO] [stderr] | [INFO] [stderr] 87 | pub fn subject_particle(&self) -> &str { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `topic_particle` [INFO] [stderr] --> src/numbers.rs:94:5 [INFO] [stderr] | [INFO] [stderr] 94 | pub fn topic_particle(&self) -> &str { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `ending_type` [INFO] [stderr] --> src/numbers.rs:155:5 [INFO] [stderr] | [INFO] [stderr] 155 | pub fn ending_type(&self) -> EndingType { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `parse_hangeul_float` [INFO] [stderr] --> src/parse.rs:169:1 [INFO] [stderr] | [INFO] [stderr] 169 | pub fn parse_hangeul_float(left_side: Vec, right_side: Vec) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `left_side_chars` [INFO] [stderr] --> src/parse.rs:171:13 [INFO] [stderr] | [INFO] [stderr] 171 | let mut left_side_chars: Vec = vec![]; [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_left_side_chars` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `left_side` [INFO] [stderr] --> src/parse.rs:169:28 [INFO] [stderr] | [INFO] [stderr] 169 | pub fn parse_hangeul_float(left_side: Vec, right_side: Vec) -> String { [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_left_side` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `right_side` [INFO] [stderr] --> src/parse.rs:169:50 [INFO] [stderr] | [INFO] [stderr] 169 | pub fn parse_hangeul_float(left_side: Vec, right_side: Vec) -> String { [INFO] [stderr] | ^^^^^^^^^^ help: consider prefixing with an underscore: `_right_side` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parse.rs:170:9 [INFO] [stderr] | [INFO] [stderr] 170 | let mut output = String::new(); [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/parse.rs:171:9 [INFO] [stderr] | [INFO] [stderr] 171 | let mut left_side_chars: Vec = vec![]; [INFO] [stderr] | ----^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Fraction` [INFO] [stderr] --> src/math.rs:35:5 [INFO] [stderr] | [INFO] [stderr] 35 | Fraction, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: enum is never used: `EndingType` [INFO] [stderr] --> src/numbers.rs:81:1 [INFO] [stderr] | [INFO] [stderr] 81 | pub enum EndingType { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `subject_particle` [INFO] [stderr] --> src/numbers.rs:87:5 [INFO] [stderr] | [INFO] [stderr] 87 | pub fn subject_particle(&self) -> &str { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `topic_particle` [INFO] [stderr] --> src/numbers.rs:94:5 [INFO] [stderr] | [INFO] [stderr] 94 | pub fn topic_particle(&self) -> &str { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `ending_type` [INFO] [stderr] --> src/numbers.rs:155:5 [INFO] [stderr] | [INFO] [stderr] 155 | pub fn ending_type(&self) -> EndingType { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `parse_hangeul_float` [INFO] [stderr] --> src/parse.rs:169:1 [INFO] [stderr] | [INFO] [stderr] 169 | pub fn parse_hangeul_float(left_side: Vec, right_side: Vec) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Float` [INFO] [stderr] --> tests/test.rs:4:16 [INFO] [stderr] | [INFO] [stderr] 4 | use num::{pow, Float, BigInt}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `subject` [INFO] [stderr] --> tests/test.rs:347:10 [INFO] [stderr] | [INFO] [stderr] 347 | for (subject, topic, c) in testcases { [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_subject` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `topic` [INFO] [stderr] --> tests/test.rs:347:19 [INFO] [stderr] | [INFO] [stderr] 347 | for (subject, topic, c) in testcases { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_topic` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> tests/test.rs:347:26 [INFO] [stderr] | [INFO] [stderr] 347 | for (subject, topic, c) in testcases { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `testcases` [INFO] [stderr] --> tests/test.rs:357:9 [INFO] [stderr] | [INFO] [stderr] 357 | let testcases = vec![ [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_testcases` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `it_determines_vowels` [INFO] [stderr] --> tests/test.rs:334:1 [INFO] [stderr] | [INFO] [stderr] 334 | fn it_determines_vowels() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `math_operators` [INFO] [stderr] --> tests/test.rs:356:1 [INFO] [stderr] | [INFO] [stderr] 356 | fn math_operators() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.86s [INFO] running `"docker" "inspect" "260ef84dd804184136604fcc8a931fc97f2ed64b44812a8ec45b0d3a8c4bfd7a"` [INFO] running `"docker" "rm" "-f" "260ef84dd804184136604fcc8a931fc97f2ed64b44812a8ec45b0d3a8c4bfd7a"` [INFO] [stdout] 260ef84dd804184136604fcc8a931fc97f2ed64b44812a8ec45b0d3a8c4bfd7a