[INFO] fetching crate cargo-rdme 1.5.0...
[INFO] checking cargo-rdme-1.5.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate cargo-rdme 1.5.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate cargo-rdme 1.5.0
[INFO] finished tweaking crates.io crate cargo-rdme 1.5.0
[INFO] tweaked toml for crates.io crate cargo-rdme 1.5.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cargo-rdme 1.5.0 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 crates.io crate cargo-rdme 1.5.0 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] fbf77a2fd0009b684ad18838b54b8754fa283be2ea3e893a7f647e8611e27813
[INFO] running `Command { std: "docker" "start" "-a" "fbf77a2fd0009b684ad18838b54b8754fa283be2ea3e893a7f647e8611e27813", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbf77a2fd0009b684ad18838b54b8754fa283be2ea3e893a7f647e8611e27813", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbf77a2fd0009b684ad18838b54b8754fa283be2ea3e893a7f647e8611e27813", kill_on_drop: false }`
[INFO] [stdout] fbf77a2fd0009b684ad18838b54b8754fa283be2ea3e893a7f647e8611e27813
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] f8e6bb6e9064bddb4b286f5a7395d9fbebea16a8e8b660e254b36c33a67f9387
[INFO] running `Command { std: "docker" "start" "-a" "f8e6bb6e9064bddb4b286f5a7395d9fbebea16a8e8b660e254b36c33a67f9387", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]     Checking percent-encoding v2.3.2
[INFO] [stderr]    Compiling camino v1.2.1
[INFO] [stderr]    Compiling pulldown-cmark v0.13.0
[INFO] [stderr]     Checking form_urlencoded v1.2.2
[INFO] [stderr]    Compiling cc v1.2.39
[INFO] [stderr]     Checking unicode-width v0.2.1
[INFO] [stderr]     Checking toml_datetime v0.7.2
[INFO] [stderr]     Checking serde_spanned v1.0.2
[INFO] [stderr]     Checking pulldown-cmark-escape v0.11.0
[INFO] [stderr]     Checking toml v0.9.7
[INFO] [stderr]     Checking getopts v0.2.24
[INFO] [stderr]    Compiling libz-sys v1.1.22
[INFO] [stderr]    Compiling libgit2-sys v0.18.2+1.9.1
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling clap_derive v4.5.47
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking thiserror v2.0.17
[INFO] [stderr]     Checking yoke v0.8.0
[INFO] [stderr]     Checking zerovec v0.11.4
[INFO] [stderr]     Checking zerotrie v0.2.2
[INFO] [stderr]     Checking tinystr v0.8.1
[INFO] [stderr]     Checking potential_utf v0.1.3
[INFO] [stderr]     Checking icu_collections v2.0.0
[INFO] [stderr]     Checking icu_locale_core v2.0.0
[INFO] [stderr]     Checking clap v4.5.48
[INFO] [stderr]     Checking clap-cargo v0.18.0
[INFO] [stderr]     Checking icu_provider v2.0.0
[INFO] [stderr]     Checking icu_normalizer v2.0.0
[INFO] [stderr]     Checking icu_properties v2.0.1
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking cargo-platform v0.3.0
[INFO] [stderr]     Checking cargo_metadata v0.23.0
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking url v2.5.7
[INFO] [stderr]     Checking git2 v0.20.2
[INFO] [stderr]     Checking cargo-rdme v1.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<Doc, Infallible>
[INFO] [stdout]   --> src/transform/rust_markdown_tag.rs:65:63
[INFO] [stdout]    |
[INFO] [stdout] 65 |       fn transform(&self, doc: &Doc) -> Result<Doc, Infallible> {
[INFO] [stdout]    |  _______________________________________________________________^
[INFO] [stdout] 66 | |         let mut new_doc_str = String::new();
[INFO] [stdout] 67 | |
[INFO] [stdout] 68 | |         for item_or_other in rust_code_block_iterator(&doc.markdown).complete() {
[INFO] [stdout] ...  |
[INFO] [stdout] 79 | |         Ok(Doc::from_str(new_doc_str))
[INFO] [stdout] 80 | |     }
[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: Result<Doc, Infallible>
[INFO] [stdout]   --> src/transform/rust_markdown_tag.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 |         Ok(Doc::from_str(new_doc_str))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Doc, Infallible>
[INFO] [stdout]   --> src/transform/rust_remove_comments.rs:53:63
[INFO] [stdout]    |
[INFO] [stdout] 53 |       fn transform(&self, doc: &Doc) -> Result<Doc, Infallible> {
[INFO] [stdout]    |  _______________________________________________________________^
[INFO] [stdout] 54 | |         let mut new_doc_str = String::new();
[INFO] [stdout] 55 | |
[INFO] [stdout] 56 | |         for item_or_other in rust_code_block_iterator(&doc.markdown).complete() {
[INFO] [stdout] ...  |
[INFO] [stdout] 67 | |         Ok(Doc::from_str(new_doc_str))
[INFO] [stdout] 68 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Doc, Infallible>
[INFO] [stdout]   --> src/transform/rust_remove_comments.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         Ok(Doc::from_str(new_doc_str))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cargo-rdme` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<Doc, Infallible>
[INFO] [stdout]   --> src/transform/rust_markdown_tag.rs:65:63
[INFO] [stdout]    |
[INFO] [stdout] 65 |       fn transform(&self, doc: &Doc) -> Result<Doc, Infallible> {
[INFO] [stdout]    |  _______________________________________________________________^
[INFO] [stdout] 66 | |         let mut new_doc_str = String::new();
[INFO] [stdout] 67 | |
[INFO] [stdout] 68 | |         for item_or_other in rust_code_block_iterator(&doc.markdown).complete() {
[INFO] [stdout] ...  |
[INFO] [stdout] 79 | |         Ok(Doc::from_str(new_doc_str))
[INFO] [stdout] 80 | |     }
[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: Result<Doc, Infallible>
[INFO] [stdout]   --> src/transform/rust_markdown_tag.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 |         Ok(Doc::from_str(new_doc_str))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Doc, Infallible>
[INFO] [stdout]    --> src/transform/rust_markdown_tag.rs:114:20
[INFO] [stdout]     |
[INFO] [stdout] 114 |         assert_eq!(transform.transform(&doc).unwrap(), expected);
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Doc, Infallible>
[INFO] [stdout]    --> src/transform/rust_markdown_tag.rs:192:20
[INFO] [stdout]     |
[INFO] [stdout] 192 |         assert_eq!(transform.transform(&doc).unwrap(), expected);
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Doc, Infallible>
[INFO] [stdout]    --> src/transform/rust_markdown_tag.rs:256:20
[INFO] [stdout]     |
[INFO] [stdout] 256 |         assert_eq!(transform.transform(&doc).unwrap(), expected);
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Doc, Infallible>
[INFO] [stdout]    --> src/transform/rust_markdown_tag.rs:284:20
[INFO] [stdout]     |
[INFO] [stdout] 284 |         assert_eq!(transform.transform(&doc).unwrap(), expected);
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Doc, Infallible>
[INFO] [stdout]    --> src/transform/rust_markdown_tag.rs:312:20
[INFO] [stdout]     |
[INFO] [stdout] 312 |         assert_eq!(transform.transform(&doc).unwrap(), expected);
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Doc, Infallible>
[INFO] [stdout]    --> src/transform/rust_markdown_tag.rs:341:24
[INFO] [stdout]     |
[INFO] [stdout] 341 |             assert_eq!(transform.transform(&doc).unwrap(), expected);
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Doc, Infallible>
[INFO] [stdout]   --> src/transform/rust_remove_comments.rs:53:63
[INFO] [stdout]    |
[INFO] [stdout] 53 |       fn transform(&self, doc: &Doc) -> Result<Doc, Infallible> {
[INFO] [stdout]    |  _______________________________________________________________^
[INFO] [stdout] 54 | |         let mut new_doc_str = String::new();
[INFO] [stdout] 55 | |
[INFO] [stdout] 56 | |         for item_or_other in rust_code_block_iterator(&doc.markdown).complete() {
[INFO] [stdout] ...  |
[INFO] [stdout] 67 | |         Ok(Doc::from_str(new_doc_str))
[INFO] [stdout] 68 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Doc, Infallible>
[INFO] [stdout]   --> src/transform/rust_remove_comments.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         Ok(Doc::from_str(new_doc_str))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Doc, Infallible>
[INFO] [stdout]    --> src/transform/rust_remove_comments.rs:102:20
[INFO] [stdout]     |
[INFO] [stdout] 102 |         assert_eq!(transform.transform(&doc).unwrap(), expected);
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Doc, Infallible>
[INFO] [stdout]    --> src/transform/rust_remove_comments.rs:185:20
[INFO] [stdout]     |
[INFO] [stdout] 185 |         assert_eq!(transform.transform(&doc).unwrap(), expected);
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Doc, Infallible>
[INFO] [stdout]    --> src/transform/rust_remove_comments.rs:268:20
[INFO] [stdout]     |
[INFO] [stdout] 268 |         assert_eq!(transform.transform(&doc).unwrap(), expected);
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Doc, Infallible>
[INFO] [stdout]    --> src/transform/rust_remove_comments.rs:335:20
[INFO] [stdout]     |
[INFO] [stdout] 335 |         assert_eq!(transform.transform(&doc).unwrap(), expected);
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Doc, Infallible>
[INFO] [stdout]    --> src/transform/rust_remove_comments.rs:371:20
[INFO] [stdout]     |
[INFO] [stdout] 371 |         assert_eq!(transform.transform(&doc).unwrap(), expected);
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Doc, Infallible>
[INFO] [stdout]    --> src/transform/rust_remove_comments.rs:401:20
[INFO] [stdout]     |
[INFO] [stdout] 401 |         assert_eq!(transform.transform(&doc).unwrap(), expected);
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Doc, Infallible>
[INFO] [stdout]    --> src/transform/rust_remove_comments.rs:430:20
[INFO] [stdout]     |
[INFO] [stdout] 430 |         assert_eq!(transform.transform(&doc).unwrap(), expected);
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Doc, Infallible>
[INFO] [stdout]    --> src/transform/rust_remove_comments.rs:469:20
[INFO] [stdout]     |
[INFO] [stdout] 469 |         assert_eq!(transform.transform(&doc).unwrap(), expected);
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Doc, Infallible>
[INFO] [stdout]    --> src/transform/rust_remove_comments.rs:501:20
[INFO] [stdout]     |
[INFO] [stdout] 501 |         assert_eq!(transform.transform(&doc).unwrap(), expected);
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Doc, Infallible>
[INFO] [stdout]    --> src/transform/rust_remove_comments.rs:528:24
[INFO] [stdout]     |
[INFO] [stdout] 528 |             assert_eq!(transform.transform(&doc).unwrap(), expected);
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Doc, Infallible>
[INFO] [stdout]    --> src/transform/rust_remove_comments.rs:542:24
[INFO] [stdout]     |
[INFO] [stdout] 542 |             assert_eq!(transform.transform(&doc).unwrap(), doc);
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Doc, Infallible>
[INFO] [stdout]    --> src/transform/rust_remove_comments.rs:581:20
[INFO] [stdout]     |
[INFO] [stdout] 581 |         assert_eq!(transform.transform(&doc).unwrap(), expected);
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cargo-rdme` (lib test) due to 22 previous errors
[INFO] running `Command { std: "docker" "inspect" "f8e6bb6e9064bddb4b286f5a7395d9fbebea16a8e8b660e254b36c33a67f9387", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8e6bb6e9064bddb4b286f5a7395d9fbebea16a8e8b660e254b36c33a67f9387", kill_on_drop: false }`
[INFO] [stdout] f8e6bb6e9064bddb4b286f5a7395d9fbebea16a8e8b660e254b36c33a67f9387
