[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<std::string::String, Infallible>
[INFO] [stdout]   --> tests/derive/deny_warnings.rs:20:65
[INFO] [stdout]    |
[INFO] [stdout] 20 |   fn try_str(s: &str) -> Result<String, std::convert::Infallible> {
[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<std::string::String, Infallible>
[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<options::option_from_str::A, Infallible>
[INFO] [stdout]   --> tests/derive/options.rs:94:54
[INFO] [stdout]    |
[INFO] [stdout] 94 |           fn from_str(_: &str) -> Result<A, Self::Err> {
[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<options::option_from_str::A, Infallible>
[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<options::vec_from_str::A, Infallible>
[INFO] [stdout]    --> tests/derive/options.rs:120:54
[INFO] [stdout]     |
[INFO] [stdout] 120 |           fn from_str(_: &str) -> Result<A, Self::Err> {
[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<options::vec_from_str::A, Infallible>
[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<options::option_vec_from_str::A, Infallible>
[INFO] [stdout]    --> tests/derive/options.rs:149:54
[INFO] [stdout]     |
[INFO] [stdout] 149 |           fn from_str(_: &str) -> Result<A, Self::Err> {
[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<options::option_vec_from_str::A, Infallible>
[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<std::option::Option<std::string::String>, Infallible>
[INFO] [stdout]    --> tests/derive/options.rs:229:76
[INFO] [stdout]     |
[INFO] [stdout] 229 |       fn parser(s: &str) -> Result<Option<String>, 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<std::option::Option<std::string::String>, 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<Vec<std::string::String>, Infallible>
[INFO] [stdout]    --> tests/derive/options.rs:403:73
[INFO] [stdout]     |
[INFO] [stdout] 403 |       fn parser(s: &str) -> Result<Vec<String>, 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<Vec<std::string::String>, 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
