[INFO] fetching crate mf2_parser 0.1.1...
[INFO] testing mf2_parser-0.1.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate mf2_parser 0.1.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate mf2_parser 0.1.1
[INFO] finished tweaking crates.io crate mf2_parser 0.1.1
[INFO] tweaked toml for crates.io crate mf2_parser 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mf2_parser 0.1.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] b7c602018180fef78b0409534b2325857c89a76585ec855769d10413014a73f5
[INFO] running `Command { std: "docker" "start" "-a" "b7c602018180fef78b0409534b2325857c89a76585ec855769d10413014a73f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7c602018180fef78b0409534b2325857c89a76585ec855769d10413014a73f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7c602018180fef78b0409534b2325857c89a76585ec855769d10413014a73f5", kill_on_drop: false }`
[INFO] [stdout] b7c602018180fef78b0409534b2325857c89a76585ec855769d10413014a73f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 6ce7f57b2b675bf0a69486e87c639091b6d77aa3c5757d08fd6bb3e6ab19b259
[INFO] running `Command { std: "docker" "start" "-a" "6ce7f57b2b675bf0a69486e87c639091b6d77aa3c5757d08fd6bb3e6ab19b259", kill_on_drop: false }`
[INFO] [stderr]    Compiling mf2_parser v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:46:23
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn parse(message: &str) -> (Message, Vec<Diagnostic>, SourceTextInfo) {
[INFO] [stdout]    |                       ^^^^      ^^^^^^^      ^^^^^^^^^^   ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |         |            |
[INFO] [stdout]    |                       |         |            the same lifetime is hidden here
[INFO] [stdout]    |                       |         the same lifetime is hidden 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] 46 | pub fn parse(message: &str) -> (Message<'_>, Vec<Diagnostic<'_>>, SourceTextInfo<'_>) {
[INFO] [stdout]    |                                        ++++                ++++                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "6ce7f57b2b675bf0a69486e87c639091b6d77aa3c5757d08fd6bb3e6ab19b259", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ce7f57b2b675bf0a69486e87c639091b6d77aa3c5757d08fd6bb3e6ab19b259", kill_on_drop: false }`
[INFO] [stdout] 6ce7f57b2b675bf0a69486e87c639091b6d77aa3c5757d08fd6bb3e6ab19b259
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] aba7d8fa2b92bbde92f450732668eba516835cfbbd2eef75ab0d2d4860922942
[INFO] running `Command { std: "docker" "start" "-a" "aba7d8fa2b92bbde92f450732668eba516835cfbbd2eef75ab0d2d4860922942", kill_on_drop: false }`
[INFO] [stderr]    Compiling mf2_parser v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:46:23
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn parse(message: &str) -> (Message, Vec<Diagnostic>, SourceTextInfo) {
[INFO] [stdout]    |                       ^^^^      ^^^^^^^      ^^^^^^^^^^   ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |         |            |
[INFO] [stdout]    |                       |         |            the same lifetime is hidden here
[INFO] [stdout]    |                       |         the same lifetime is hidden 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] 46 | pub fn parse(message: &str) -> (Message<'_>, Vec<Diagnostic<'_>>, SourceTextInfo<'_>) {
[INFO] [stdout]    |                                        ++++                ++++                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:46:23
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn parse(message: &str) -> (Message, Vec<Diagnostic>, SourceTextInfo) {
[INFO] [stdout]    |                       ^^^^      ^^^^^^^      ^^^^^^^^^^   ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |         |            |
[INFO] [stdout]    |                       |         |            the same lifetime is hidden here
[INFO] [stdout]    |                       |         the same lifetime is hidden 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] 46 | pub fn parse(message: &str) -> (Message<'_>, Vec<Diagnostic<'_>>, SourceTextInfo<'_>) {
[INFO] [stdout]    |                                        ++++                ++++                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "aba7d8fa2b92bbde92f450732668eba516835cfbbd2eef75ab0d2d4860922942", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aba7d8fa2b92bbde92f450732668eba516835cfbbd2eef75ab0d2d4860922942", kill_on_drop: false }`
[INFO] [stdout] aba7d8fa2b92bbde92f450732668eba516835cfbbd2eef75ab0d2d4860922942
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 4bcf2c3fcd710c1219d54ccb5c4d90bbb78299c2d74c0653be34e3848fd7a4b9
[INFO] running `Command { std: "docker" "start" "-a" "4bcf2c3fcd710c1219d54ccb5c4d90bbb78299c2d74c0653be34e3848fd7a4b9", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/lib.rs:46:23
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub fn parse(message: &str) -> (Message, Vec<Diagnostic>, SourceTextInfo) {
[INFO] [stderr]    |                       ^^^^      ^^^^^^^      ^^^^^^^^^^   ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                       |         |            |
[INFO] [stderr]    |                       |         |            the same lifetime is hidden here
[INFO] [stderr]    |                       |         the same lifetime is hidden here
[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] 46 | pub fn parse(message: &str) -> (Message<'_>, Vec<Diagnostic<'_>>, SourceTextInfo<'_>) {
[INFO] [stderr]    |                                        ++++                ++++                 ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `mf2_parser` (lib) generated 1 warning (run `cargo fix --lib -p mf2_parser` to apply 1 suggestion)
[INFO] [stderr] warning: `mf2_parser` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mf2_parser-237562b7464fbff6)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test util::tests::source_text_line_col_from_loc ... ok
[INFO] [stdout] test util::tests::source_text_line_col_reset ... ok
[INFO] [stdout] test util::tests::source_text_loc_from_line_col ... ok
[INFO] [stderr]    Doc-tests mf2_parser
[INFO] [stdout] test util::tests::source_text_span_len ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/visitor.rs - visitor::Visit (line 24) ... ok
[INFO] [stdout] test src/lib.rs - (line 23) ... ok
[INFO] [stdout] test src/visitor.rs - visitor::VisitAny (line 111) ... ok
[INFO] [stdout] test src/lib.rs - parse (line 36) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.36s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4bcf2c3fcd710c1219d54ccb5c4d90bbb78299c2d74c0653be34e3848fd7a4b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bcf2c3fcd710c1219d54ccb5c4d90bbb78299c2d74c0653be34e3848fd7a4b9", kill_on_drop: false }`
[INFO] [stdout] 4bcf2c3fcd710c1219d54ccb5c4d90bbb78299c2d74c0653be34e3848fd7a4b9