[INFO] fetching crate multilinear-parser 0.3.4...
[INFO] testing multilinear-parser-0.3.4 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate multilinear-parser 0.3.4 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate multilinear-parser 0.3.4
[INFO] finished tweaking crates.io crate multilinear-parser 0.3.4
[INFO] tweaked toml for crates.io crate multilinear-parser 0.3.4 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate multilinear-parser 0.3.4 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate multilinear-parser 0.3.4 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b157f37612cd2ebddc8c31a47994c6d6ed6f301a8102a0a3b925cd93f4ec843e
[INFO] running `Command { std: "docker" "start" "-a" "b157f37612cd2ebddc8c31a47994c6d6ed6f301a8102a0a3b925cd93f4ec843e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b157f37612cd2ebddc8c31a47994c6d6ed6f301a8102a0a3b925cd93f4ec843e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b157f37612cd2ebddc8c31a47994c6d6ed6f301a8102a0a3b925cd93f4ec843e", kill_on_drop: false }`
[INFO] [stdout] b157f37612cd2ebddc8c31a47994c6d6ed6f301a8102a0a3b925cd93f4ec843e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f9235f2f1bad4631ccb01c271dfd06fc9087da3379da466e0ba32c0c85f605d
[INFO] running `Command { std: "docker" "start" "-a" "8f9235f2f1bad4631ccb01c271dfd06fc9087da3379da466e0ba32c0c85f605d", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling event-simulation v0.1.2
[INFO] [stderr]    Compiling data-stream v0.2.1
[INFO] [stderr]    Compiling header-parsing v0.3.1
[INFO] [stderr]    Compiling bit-set v0.8.0
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling indexmap v2.8.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.11
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling derive_more v2.0.1
[INFO] [stderr]    Compiling thiserror v2.0.11
[INFO] [stderr]    Compiling logical-expressions v0.1.3
[INFO] [stderr]    Compiling multilinear v0.3.0
[INFO] [stderr]    Compiling multilinear-parser v0.3.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/index_map.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn iter(&self) -> Iter<I, V> {
[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] 43 |     pub fn iter(&self) -> Iter<'_, I, V> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.41s
[INFO] running `Command { std: "docker" "inspect" "8f9235f2f1bad4631ccb01c271dfd06fc9087da3379da466e0ba32c0c85f605d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f9235f2f1bad4631ccb01c271dfd06fc9087da3379da466e0ba32c0c85f605d", kill_on_drop: false }`
[INFO] [stdout] 8f9235f2f1bad4631ccb01c271dfd06fc9087da3379da466e0ba32c0c85f605d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd6c5030f5b61a31169f94c1239d97d455854a5d5225aec6c9b0c77ae238dfb6
[INFO] running `Command { std: "docker" "start" "-a" "fd6c5030f5b61a31169f94c1239d97d455854a5d5225aec6c9b0c77ae238dfb6", kill_on_drop: false }`
[INFO] [stderr]    Compiling multilinear-parser v0.3.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/index_map.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn iter(&self) -> Iter<I, V> {
[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] 43 |     pub fn iter(&self) -> Iter<'_, I, V> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/index_map.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn iter(&self) -> Iter<I, V> {
[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] 43 |     pub fn iter(&self) -> Iter<'_, I, V> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "fd6c5030f5b61a31169f94c1239d97d455854a5d5225aec6c9b0c77ae238dfb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd6c5030f5b61a31169f94c1239d97d455854a5d5225aec6c9b0c77ae238dfb6", kill_on_drop: false }`
[INFO] [stdout] fd6c5030f5b61a31169f94c1239d97d455854a5d5225aec6c9b0c77ae238dfb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 75ad705513b24aef2fbdf0635cf20f4e554e1e1c24e2f4985af0426de89f2683
[INFO] running `Command { std: "docker" "start" "-a" "75ad705513b24aef2fbdf0635cf20f4e554e1e1c24e2f4985af0426de89f2683", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/index_map.rs:43:17
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub fn iter(&self) -> Iter<I, V> {
[INFO] [stderr]    |                 ^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub fn iter(&self) -> Iter<'_, I, V> {
[INFO] [stderr]    |                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: `multilinear-parser` (lib) generated 1 warning (run `cargo fix --lib -p multilinear-parser` to apply 1 suggestion)
[INFO] [stderr] warning: `multilinear-parser` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/multilinear_parser-780d4c7c7be391eb)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests multilinear_parser
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - MultilinearParser::parse (line 248) - compile ... FAILED
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] test src/lib.rs - parse_multilinear (line 393) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - MultilinearParser::parse (line 248) stdout ----
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:254:51
[INFO] [stdout]     |
[INFO] [stdout]   9 | parser.parse(File::open("chapter1.mld").unwrap(), Vec::new()).unwrap();
[INFO] [stdout]     |        -----                                      ^^^^^^^^^^ expected `&[Box<str>]`, found `Vec<_>`
[INFO] [stdout]     |        |
[INFO] [stdout]     |        arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected reference `&[Box<str>]`
[INFO] [stdout]                   found struct `Vec<_>`
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:256:12
[INFO] [stdout]     |
[INFO] [stdout] 256 |     pub fn parse<R: Read>(&mut self, reader: R, parent_namespace: &[Str]) -> Result<(), Error> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] help: consider borrowing here
[INFO] [stdout]     |
[INFO] [stdout]   9 | parser.parse(File::open("chapter1.mld").unwrap(), &Vec::new()).unwrap();
[INFO] [stdout]     |                                                   +
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:255:51
[INFO] [stdout]     |
[INFO] [stdout]  10 | parser.parse(File::open("chapter2.mld").unwrap(), Vec::new()).unwrap();
[INFO] [stdout]     |        -----                                      ^^^^^^^^^^ expected `&[Box<str>]`, found `Vec<_>`
[INFO] [stdout]     |        |
[INFO] [stdout]     |        arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected reference `&[Box<str>]`
[INFO] [stdout]                   found struct `Vec<_>`
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:256:12
[INFO] [stdout]     |
[INFO] [stdout] 256 |     pub fn parse<R: Read>(&mut self, reader: R, parent_namespace: &[Str]) -> Result<(), Error> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] help: consider borrowing here
[INFO] [stdout]     |
[INFO] [stdout]  10 | parser.parse(File::open("chapter2.mld").unwrap(), &Vec::new()).unwrap();
[INFO] [stdout]     |                                                   +
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - MultilinearParser::parse (line 248)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.30s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.43s; merged doctests compilation took 0.13s
[INFO] running `Command { std: "docker" "inspect" "75ad705513b24aef2fbdf0635cf20f4e554e1e1c24e2f4985af0426de89f2683", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75ad705513b24aef2fbdf0635cf20f4e554e1e1c24e2f4985af0426de89f2683", kill_on_drop: false }`
[INFO] [stdout] 75ad705513b24aef2fbdf0635cf20f4e554e1e1c24e2f4985af0426de89f2683
