[INFO] fetching crate css_mod 0.1.5...
[INFO] checking css_mod-0.1.5 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate css_mod 0.1.5 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate css_mod 0.1.5
[INFO] finished tweaking crates.io crate css_mod 0.1.5
[INFO] tweaked toml for crates.io crate css_mod 0.1.5 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate css_mod 0.1.5 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 32 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] bdb4bef55c75a758408824f87a4bb0d69ec314a1f223a838c849477bcdbb843d
[INFO] running `Command { std: "docker" "start" "-a" "bdb4bef55c75a758408824f87a4bb0d69ec314a1f223a838c849477bcdbb843d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bdb4bef55c75a758408824f87a4bb0d69ec314a1f223a838c849477bcdbb843d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdb4bef55c75a758408824f87a4bb0d69ec314a1f223a838c849477bcdbb843d", kill_on_drop: false }`
[INFO] [stdout] bdb4bef55c75a758408824f87a4bb0d69ec314a1f223a838c849477bcdbb843d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] f820f4ef6910c4970ddbac3d07a2e980c742c5c75733e3efb2d863d293b170c1
[INFO] running `Command { std: "docker" "start" "-a" "f820f4ef6910c4970ddbac3d07a2e980c742c5c75733e3efb2d863d293b170c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]     Checking unicode-ident v1.0.22
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling pest_generator v2.8.3
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling pest_derive v2.8.3
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking css_mod v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parsing/parser.rs:48:29
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn parse(rule: Rule, input: &str) -> Result<Pairs<Rule>> {
[INFO] [stdout]    |                             ^^^^            ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn parse(rule: Rule, input: &str) -> Result<Pairs<'_, Rule>> {
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parsing/parser.rs:55:29
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub fn animation(animation: &str) -> Result<Pairs<Rule>> {
[INFO] [stdout]    |                             ^^^^            ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub fn animation(animation: &str) -> Result<Pairs<'_, Rule>> {
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parsing/parser.rs:59:31
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub fn stylesheet(stylesheet: &str) -> Result<Pairs<Rule>> {
[INFO] [stdout]    |                               ^^^^            ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                               |
[INFO] [stdout]    |                               the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub fn stylesheet(stylesheet: &str) -> Result<Pairs<'_, Rule>> {
[INFO] [stdout]    |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parsing/parser.rs:63:27
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn selector(selector: &str) -> Result<Pairs<Rule>> {
[INFO] [stdout]    |                           ^^^^            ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn selector(selector: &str) -> Result<Pairs<'_, Rule>> {
[INFO] [stdout]    |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/parsing/ast.rs:132:20
[INFO] [stdout]     |
[INFO] [stdout] 132 |         let path = PathBuf::from_str(file!()).unwrap();
[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<PathBuf, Infallible>
[INFO] [stdout]    --> src/parsing/ast.rs:221:20
[INFO] [stdout]     |
[INFO] [stdout] 221 |         let path = PathBuf::from_str(file!()).unwrap();
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parsing/parser.rs:48:29
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn parse(rule: Rule, input: &str) -> Result<Pairs<Rule>> {
[INFO] [stdout]    |                             ^^^^            ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn parse(rule: Rule, input: &str) -> Result<Pairs<'_, Rule>> {
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parsing/parser.rs:55:29
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub fn animation(animation: &str) -> Result<Pairs<Rule>> {
[INFO] [stdout]    |                             ^^^^            ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub fn animation(animation: &str) -> Result<Pairs<'_, Rule>> {
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parsing/parser.rs:59:31
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub fn stylesheet(stylesheet: &str) -> Result<Pairs<Rule>> {
[INFO] [stdout]    |                               ^^^^            ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                               |
[INFO] [stdout]    |                               the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub fn stylesheet(stylesheet: &str) -> Result<Pairs<'_, Rule>> {
[INFO] [stdout]    |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parsing/parser.rs:63:27
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn selector(selector: &str) -> Result<Pairs<Rule>> {
[INFO] [stdout]    |                           ^^^^            ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn selector(selector: &str) -> Result<Pairs<'_, Rule>> {
[INFO] [stdout]    |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `css_mod` (lib test) due to 2 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "f820f4ef6910c4970ddbac3d07a2e980c742c5c75733e3efb2d863d293b170c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f820f4ef6910c4970ddbac3d07a2e980c742c5c75733e3efb2d863d293b170c1", kill_on_drop: false }`
[INFO] [stdout] f820f4ef6910c4970ddbac3d07a2e980c742c5c75733e3efb2d863d293b170c1
