[INFO] fetching crate laurel 0.7.3...
[INFO] checking laurel-0.7.3 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate laurel 0.7.3 into /workspace/builds/worker-0-tc2/source
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate laurel 0.7.3
[INFO] finished tweaking crates.io crate laurel 0.7.3
[INFO] tweaked toml for crates.io crate laurel 0.7.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate laurel 0.7.3 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 laurel 0.7.3 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] fddf3c2e1ea24b56a67e1740a71171577147ce667d9c612122d60af4e0a38f66
[INFO] running `Command { std: "docker" "start" "-a" "fddf3c2e1ea24b56a67e1740a71171577147ce667d9c612122d60af4e0a38f66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fddf3c2e1ea24b56a67e1740a71171577147ce667d9c612122d60af4e0a38f66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fddf3c2e1ea24b56a67e1740a71171577147ce667d9c612122d60af4e0a38f66", kill_on_drop: false }`
[INFO] [stdout] fddf3c2e1ea24b56a67e1740a71171577147ce667d9c612122d60af4e0a38f66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 6ef8f945d8f3537e3da287399e021d55d87853d9b3fba474e39b1e9d1bab5972
[INFO] running `Command { std: "docker" "start" "-a" "6ef8f945d8f3537e3da287399e021d55d87853d9b3fba474e39b1e9d1bab5972", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling prettyplease v0.2.36
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling libloading v0.8.8
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling bindgen v0.72.0
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling exacl v0.12.0
[INFO] [stderr]     Checking winnow v0.7.12
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling linux-audit-parser v0.2.7
[INFO] [stderr]    Compiling serde_json v1.0.142
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking heapless v0.8.0
[INFO] [stderr]     Checking uuid v1.17.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking getopts v0.2.23
[INFO] [stderr]     Checking object v0.36.7
[INFO] [stderr]     Checking ipnetwork v0.21.1
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]    Compiling gperftools v0.2.0
[INFO] [stderr]    Compiling divan-macros v0.1.14
[INFO] [stderr]     Checking regex-lite v0.1.6
[INFO] [stderr]     Checking time v0.3.41
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking hostname v0.4.0
[INFO] [stderr]     Checking terminal_size v0.3.0
[INFO] [stderr]     Checking clap_builder v4.4.18
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking signal-hook v0.3.18
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]     Checking caps v0.5.5
[INFO] [stderr]     Checking toml_parser v1.0.1
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling serde_with_macros v3.12.0
[INFO] [stderr]     Checking indexmap v2.10.0
[INFO] [stderr]     Checking tinyvec v1.9.0
[INFO] [stderr]     Checking serde_spanned v1.0.0
[INFO] [stderr]     Checking toml_datetime v0.7.0
[INFO] [stderr]     Checking serde_bytes v0.11.17
[INFO] [stderr]     Checking faster-hex v0.10.0
[INFO] [stderr]     Checking syslog v7.0.0
[INFO] [stderr]     Checking simple_logger v5.0.0
[INFO] [stderr]     Checking toml v0.9.4
[INFO] [stderr]     Checking serde_with v3.12.0
[INFO] [stderr]     Checking clap v4.4.18
[INFO] [stderr]     Checking divan v0.1.14
[INFO] [stderr]     Checking backtrace v0.3.74
[INFO] [stderr]    Compiling laurel v0.7.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/coalesce.rs:398:18
[INFO] [stdout]     |
[INFO] [stdout] 398 |     pub fn state(&self) -> &State {
[INFO] [stdout]     |                  ^^^^^     ^^^^^^
[INFO] [stdout]     |                  |         ||
[INFO] [stdout]     |                  |         |the same lifetime is hidden here
[INFO] [stdout]     |                  |         the same lifetime is elided here
[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] 398 |     pub fn state(&self) -> &State<'_> {
[INFO] [stdout]     |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/procfs.rs:103:33
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub fn parse_proc_pid_stat(buf: &[u8]) -> Result<ProcStat, ProcFSError> {
[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] 103 | pub fn parse_proc_pid_stat(buf: &[u8]) -> Result<ProcStat<'_>, ProcFSError> {
[INFO] [stdout]     |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/bin/laurel/main.rs:192:21
[INFO] [stdout]     |
[INFO] [stdout] 192 | fn read_state(path: &Path, max_age: Duration) -> Option<coalesce::State> {
[INFO] [stdout]     |                     ^^^^^ the lifetime is elided here   ^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 192 | fn read_state(path: &Path, max_age: Duration) -> Option<coalesce::State<'_>> {
[INFO] [stdout]     |                                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/coalesce.rs:398:18
[INFO] [stdout]     |
[INFO] [stdout] 398 |     pub fn state(&self) -> &State {
[INFO] [stdout]     |                  ^^^^^     ^^^^^^
[INFO] [stdout]     |                  |         ||
[INFO] [stdout]     |                  |         |the same lifetime is hidden here
[INFO] [stdout]     |                  |         the same lifetime is elided here
[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] 398 |     pub fn state(&self) -> &State<'_> {
[INFO] [stdout]     |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/procfs.rs:103:33
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub fn parse_proc_pid_stat(buf: &[u8]) -> Result<ProcStat, ProcFSError> {
[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] 103 | pub fn parse_proc_pid_stat(buf: &[u8]) -> Result<ProcStat<'_>, ProcFSError> {
[INFO] [stdout]     |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, PathBuf>
[INFO] [stdout]   --> src/test.rs:31:27
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let prefix: PathBuf = "src/testdata".parse()?;
[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/test.rs:31:27
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let prefix: PathBuf = "src/testdata".parse()?;
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/bin/laurel/main.rs:192:21
[INFO] [stdout]     |
[INFO] [stdout] 192 | fn read_state(path: &Path, max_age: Duration) -> Option<coalesce::State> {
[INFO] [stdout]     |                     ^^^^^ the lifetime is elided here   ^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 192 | fn read_state(path: &Path, max_age: Duration) -> Option<coalesce::State<'_>> {
[INFO] [stdout]     |                                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `laurel` (lib test) due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6ef8f945d8f3537e3da287399e021d55d87853d9b3fba474e39b1e9d1bab5972", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ef8f945d8f3537e3da287399e021d55d87853d9b3fba474e39b1e9d1bab5972", kill_on_drop: false }`
[INFO] [stdout] 6ef8f945d8f3537e3da287399e021d55d87853d9b3fba474e39b1e9d1bab5972
