[INFO] updating cached repository https://github.com/smith-30/rust-aoj [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c4c8780c812d0193f92f833d2ef13881463bf589 [INFO] checking smith-30/rust-aoj against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmith-30%2Frust-aoj" "/workspace/builds/worker-2/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/smith-30/rust-aoj on toolchain 45d050cde277b22a755847338f2acc2c7b834141 [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/smith-30/rust-aoj [INFO] finished tweaking git repo https://github.com/smith-30/rust-aoj [INFO] tweaked toml for git repo https://github.com/smith-30/rust-aoj written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/smith-30/rust-aoj already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [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] 7c28f60ec7718ab2a22a0f9380aee6de0b075b4c78096c011f375c5c31e67347 [INFO] running `"docker" "start" "-a" "7c28f60ec7718ab2a22a0f9380aee6de0b075b4c78096c011f375c5c31e67347"` [INFO] [stderr] Checking libc v0.2.22 [INFO] [stderr] Checking round v0.1.0 [INFO] [stderr] Checking rand v0.3.15 [INFO] [stderr] Checking libmath v0.2.0 [INFO] [stderr] Checking AOJ v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: crate `AOJ` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] = help: convert the identifier to snake case: `aoj` [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> examples/english_sentence.rs:66:5 [INFO] [stderr] | [INFO] [stderr] 66 | / /** [INFO] [stderr] 67 | | * @Todo [INFO] [stderr] 68 | | * value assigned to `word_appeared_count` is never read [INFO] [stderr] 69 | | * 解決する [INFO] [stderr] 70 | | */ [INFO] [stderr] | |_______^ [INFO] [stderr] 71 | let mut word_appeared_count = 0; [INFO] [stderr] | -------------------------------- rustdoc does not generate documentation for statements [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> examples/english_sentence.rs:75:5 [INFO] [stderr] | [INFO] [stderr] 75 | / /** [INFO] [stderr] 76 | | * @Todo こいつうまく書くタイミング。。 [INFO] [stderr] 77 | | */ [INFO] [stderr] | |_______^ [INFO] [stderr] 78 | x.sort(); [INFO] [stderr] | -------- rustdoc does not generate documentation for expressions [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> examples/reverse_sequence.rs:27:5 [INFO] [stderr] | [INFO] [stderr] 27 | / /** [INFO] [stderr] 28 | | * Stringをchar型に変換 [INFO] [stderr] 29 | | * 逆順にしてRevオブジェクトに詰められる [INFO] [stderr] 30 | | * オブジェクト内を操作してStringにする [INFO] [stderr] 31 | | * [INFO] [stderr] 32 | | * Stringを文字の集合として捉えることができるので可能 [INFO] [stderr] 33 | | */ [INFO] [stderr] | |_______^ rustdoc does not generate documentation for macros [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stderr] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> examples/list_of_top_3_hills.rs:42:5 [INFO] [stderr] | [INFO] [stderr] 42 | / /** [INFO] [stderr] 43 | | * テキストをvecに区切って格納 [INFO] [stderr] 44 | | */ [INFO] [stderr] | |_______^ [INFO] [stderr] 45 | let mut reader = content.lines(); [INFO] [stderr] | --------------------------------- rustdoc does not generate documentation for statements [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused doc comment [INFO] [stderr] --> examples/list_of_top_3_hills.rs:58:5 [INFO] [stderr] | [INFO] [stderr] 58 | / /** [INFO] [stderr] 59 | | * sort [INFO] [stderr] 60 | | */ [INFO] [stderr] | |_______^ [INFO] [stderr] 61 | let mut made_changes = true; [INFO] [stderr] | ---------------------------- rustdoc does not generate documentation for statements [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> examples/list_of_top_3_hills.rs:28:61 [INFO] [stderr] | [INFO] [stderr] 28 | Err(why) => panic!("couldn't open {}: {}", display, Error::description(&why)), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> examples/list_of_top_3_hills.rs:35:61 [INFO] [stderr] | [INFO] [stderr] 35 | Err(why) => panic!("couldn't read {}: {}", display, Error::description(&why)), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> examples/debt_hell.rs:57:11 [INFO] [stderr] | [INFO] [stderr] 57 | 1 ... 100 => return num, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> examples/digit_number.rs:28:61 [INFO] [stderr] | [INFO] [stderr] 28 | Err(why) => panic!("couldn't open {}: {}", display, Error::description(&why)), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> examples/digit_number.rs:35:61 [INFO] [stderr] | [INFO] [stderr] 35 | Err(why) => panic!("couldn't read {}: {}", display, Error::description(&why)), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: crate `AOJ` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] = help: convert the identifier to snake case: `aoj` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `word_appeared_count` is never read [INFO] [stderr] --> examples/english_sentence.rs:71:9 [INFO] [stderr] | [INFO] [stderr] 71 | let mut word_appeared_count = 0; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.37s [INFO] running `"docker" "inspect" "7c28f60ec7718ab2a22a0f9380aee6de0b075b4c78096c011f375c5c31e67347"` [INFO] running `"docker" "rm" "-f" "7c28f60ec7718ab2a22a0f9380aee6de0b075b4c78096c011f375c5c31e67347"` [INFO] [stdout] 7c28f60ec7718ab2a22a0f9380aee6de0b075b4c78096c011f375c5c31e67347