[INFO] cloning repository https://github.com/swesmith/clap-rs__clap.3716f9f4 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/swesmith/clap-rs__clap.3716f9f4" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswesmith%2Fclap-rs__clap.3716f9f4", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswesmith%2Fclap-rs__clap.3716f9f4'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ca3e682000e8c38eac7416f2f06a0c9629d3bff7 [INFO] checking swesmith/clap-rs__clap.3716f9f4 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswesmith%2Fclap-rs__clap.3716f9f4" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/swesmith/clap-rs__clap.3716f9f4 [INFO] removed 0 missing examples [INFO] finished tweaking git repo https://github.com/swesmith/clap-rs__clap.3716f9f4 [INFO] tweaked toml for git repo https://github.com/swesmith/clap-rs__clap.3716f9f4 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/swesmith/clap-rs__clap.3716f9f4 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/swesmith/clap-rs__clap.3716f9f4 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b14d9f9d899930620e7e4ccc15aca92237d46597b19d350974eae7de29fa538f [INFO] running `Command { std: "docker" "start" "-a" "b14d9f9d899930620e7e4ccc15aca92237d46597b19d350974eae7de29fa538f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b14d9f9d899930620e7e4ccc15aca92237d46597b19d350974eae7de29fa538f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b14d9f9d899930620e7e4ccc15aca92237d46597b19d350974eae7de29fa538f", kill_on_drop: false }` [INFO] [stdout] b14d9f9d899930620e7e4ccc15aca92237d46597b19d350974eae7de29fa538f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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=forbid -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6d1114a449ad9bc272e930c91fcc1afff1354dcbc20e8a1bd7d222c3c2c9ae96 [INFO] running `Command { std: "docker" "start" "-a" "6d1114a449ad9bc272e930c91fcc1afff1354dcbc20e8a1bd7d222c3c2c9ae96", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.94 [INFO] [stderr] Compiling serde v1.0.204 [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Compiling rustix v0.38.34 [INFO] [stderr] Compiling heck v0.5.0 [INFO] [stderr] Compiling serde_json v1.0.120 [INFO] [stderr] Compiling escargot v0.5.13 [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Checking anstyle v1.0.10 [INFO] [stderr] Checking utf8parse v0.2.2 [INFO] [stderr] Checking anstyle-query v1.1.0 [INFO] [stderr] Checking colorchoice v1.0.1 [INFO] [stderr] Checking is_terminal_polyfill v1.70.0 [INFO] [stderr] Compiling target-triple v0.1.3 [INFO] [stderr] Checking clap_lex v0.7.5 (/opt/rustwide/workdir/clap_lex) [INFO] [stderr] Checking anstyle-parse v0.2.4 [INFO] [stderr] Checking strsim v0.11.1 [INFO] [stderr] Checking ryu v1.0.18 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Checking utf8-width v0.1.7 [INFO] [stderr] Checking anstream v0.6.14 [INFO] [stderr] Checking linux-raw-sys v0.4.14 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling rustversion v1.0.21 [INFO] [stderr] Checking bitflags v2.6.0 [INFO] [stderr] Checking html-escape v0.2.13 [INFO] [stderr] Checking anstyle-lossy v1.1.3 [INFO] [stderr] Checking fastrand v2.1.0 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking clap_builder v4.5.40 (/opt/rustwide/workdir/clap_builder) [INFO] [stderr] Checking unicode-width v0.2.0 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Compiling quote v1.0.39 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking filetime v0.2.23 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Compiling syn v2.0.99 [INFO] [stderr] Checking os_pipe v1.2.0 [INFO] [stderr] Checking snapbox-macros v0.3.10 [INFO] [stderr] Checking similar v2.5.0 [INFO] [stderr] Checking dunce v1.0.4 [INFO] [stderr] Checking anstyle-svg v0.1.7 [INFO] [stderr] Checking normalize-line-endings v0.3.0 [INFO] [stderr] Checking content_inspector v0.2.4 [INFO] [stderr] Checking equivalent v1.0.1 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Checking winnow v0.6.13 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking glob v0.3.1 [INFO] [stderr] Checking shlex v1.3.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Checking indexmap v2.2.6 [INFO] [stderr] Checking clap-cargo v0.15.2 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking jiff v0.2.14 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stdout] warning: struct `GroupedValues` is never constructed [INFO] [stdout] --> clap_builder/src/parser/matches/arg_matches.rs:1622:19 [INFO] [stdout] | [INFO] [stdout] 1622 | pub(crate) struct GroupedValues<'a> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tempfile v3.10.1 [INFO] [stdout] warning: struct `GroupedValues` is never constructed [INFO] [stdout] --> clap_builder/src/parser/matches/arg_matches.rs:1622:19 [INFO] [stdout] | [INFO] [stdout] 1622 | pub(crate) struct GroupedValues<'a> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking terminal_size v0.4.0 [INFO] [stderr] Checking clap_lex v0.7.4 [INFO] [stderr] Checking regex-lite v0.1.6 [INFO] [stderr] Checking condtype v1.3.0 [INFO] [stderr] Checking clap_builder v4.5.39 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking unicode-ident v1.0.12 [INFO] [stderr] Checking clap_bench v0.0.0 (/opt/rustwide/workdir/clap_bench) [INFO] [stderr] Compiling minimal-lexical v0.2.1 [INFO] [stderr] Compiling serde_derive v1.0.204 [INFO] [stderr] Compiling clap_derive v4.5.40 (/opt/rustwide/workdir/clap_derive) [INFO] [stderr] Compiling automod v1.0.15 [INFO] [stderr] Compiling divan-macros v0.1.15 [INFO] [stderr] Compiling nom v7.1.3 [INFO] [stderr] Checking unic-char-range v0.9.0 [INFO] [stderr] Checking unic-common v0.9.0 [INFO] [stderr] Checking roff v0.2.1 [INFO] [stderr] Checking unic-ucd-version v0.9.0 [INFO] [stderr] Checking unic-char-property v0.9.0 [INFO] [stderr] Checking unic-emoji-char v0.9.0 [INFO] [stderr] Checking clap v4.5.39 [INFO] [stderr] Checking divan v0.1.15 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Compiling color-print-proc-macro v0.3.7 [INFO] [stderr] Checking clap v4.5.40 (/opt/rustwide/workdir) [INFO] [stderr] Checking clap_complete v4.5.53 (/opt/rustwide/workdir/clap_complete) [INFO] [stderr] Checking clap_mangen v0.2.27 (/opt/rustwide/workdir/clap_mangen) [INFO] [stderr] Checking clap_complete_nushell v4.5.7 (/opt/rustwide/workdir/clap_complete_nushell) [INFO] [stderr] Checking color-print v0.3.7 [INFO] [stdout] warning: struct `GroupedValues` is never constructed [INFO] [stdout] --> clap_builder/src/parser/matches/arg_matches.rs:1622:19 [INFO] [stdout] | [INFO] [stdout] 1622 | pub(crate) struct GroupedValues<'a> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking toml_datetime v0.6.6 [INFO] [stderr] Checking serde_spanned v0.6.6 [INFO] [stderr] Checking humantime-serde v1.1.1 [INFO] [stderr] Checking toml_edit v0.22.15 [INFO] [stderr] Checking snapbox v0.6.21 [INFO] [stderr] Checking toml v0.8.14 [INFO] [stderr] Checking trycmd v0.15.9 [INFO] [stderr] Checking trybuild v1.0.105 [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> tests/derive/deny_warnings.rs:20:65 [INFO] [stdout] | [INFO] [stdout] 20 | fn try_str(s: &str) -> Result { [INFO] [stdout] | _________________________________________________________________^ [INFO] [stdout] 21 | | Ok(s.into()) [INFO] [stdout] 22 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> tests/derive/deny_warnings.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | Ok(s.into()) [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> tests/derive/options.rs:94:54 [INFO] [stdout] | [INFO] [stdout] 94 | fn from_str(_: &str) -> Result { [INFO] [stdout] | ______________________________________________________^ [INFO] [stdout] 95 | | Ok(A) [INFO] [stdout] 96 | | } [INFO] [stdout] | |_________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> tests/derive/options.rs:95:13 [INFO] [stdout] | [INFO] [stdout] 95 | Ok(A) [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> tests/derive/options.rs:120:54 [INFO] [stdout] | [INFO] [stdout] 120 | fn from_str(_: &str) -> Result { [INFO] [stdout] | ______________________________________________________^ [INFO] [stdout] 121 | | Ok(A) [INFO] [stdout] 122 | | } [INFO] [stdout] | |_________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> tests/derive/options.rs:121:13 [INFO] [stdout] | [INFO] [stdout] 121 | Ok(A) [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> tests/derive/options.rs:149:54 [INFO] [stdout] | [INFO] [stdout] 149 | fn from_str(_: &str) -> Result { [INFO] [stdout] | ______________________________________________________^ [INFO] [stdout] 150 | | Ok(A) [INFO] [stdout] 151 | | } [INFO] [stdout] | |_________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> tests/derive/options.rs:150:13 [INFO] [stdout] | [INFO] [stdout] 150 | Ok(A) [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result, Infallible> [INFO] [stdout] --> tests/derive/options.rs:229:76 [INFO] [stdout] | [INFO] [stdout] 229 | fn parser(s: &str) -> Result, std::convert::Infallible> { [INFO] [stdout] | ____________________________________________________________________________^ [INFO] [stdout] 230 | | Ok(Some(s.to_string())) [INFO] [stdout] 231 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result, Infallible> [INFO] [stdout] --> tests/derive/options.rs:230:9 [INFO] [stdout] | [INFO] [stdout] 230 | Ok(Some(s.to_string())) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result, Infallible> [INFO] [stdout] --> tests/derive/options.rs:403:73 [INFO] [stdout] | [INFO] [stdout] 403 | fn parser(s: &str) -> Result, std::convert::Infallible> { [INFO] [stdout] | _________________________________________________________________________^ [INFO] [stdout] 404 | | Ok(vec![s.to_string()]) [INFO] [stdout] 405 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result, Infallible> [INFO] [stdout] --> tests/derive/options.rs:404:9 [INFO] [stdout] | [INFO] [stdout] 404 | Ok(vec![s.to_string()]) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `clap` (test "derive") due to 12 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "6d1114a449ad9bc272e930c91fcc1afff1354dcbc20e8a1bd7d222c3c2c9ae96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d1114a449ad9bc272e930c91fcc1afff1354dcbc20e8a1bd7d222c3c2c9ae96", kill_on_drop: false }` [INFO] [stdout] 6d1114a449ad9bc272e930c91fcc1afff1354dcbc20e8a1bd7d222c3c2c9ae96