[INFO] fetching crate paf 0.2.1...
[INFO] testing paf-0.2.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate paf 0.2.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate paf 0.2.1
[INFO] finished tweaking crates.io crate paf 0.2.1
[INFO] tweaked toml for crates.io crate paf 0.2.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate paf 0.2.1 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate paf 0.2.1 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-2026-04-21" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c1b47d1bb546726ed9bbcabb196166d62e42622b9d933297fbe85da96af8147
[INFO] running `Command { std: "docker" "start" "-a" "3c1b47d1bb546726ed9bbcabb196166d62e42622b9d933297fbe85da96af8147", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c1b47d1bb546726ed9bbcabb196166d62e42622b9d933297fbe85da96af8147", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c1b47d1bb546726ed9bbcabb196166d62e42622b9d933297fbe85da96af8147", kill_on_drop: false }`
[INFO] [stdout] 3c1b47d1bb546726ed9bbcabb196166d62e42622b9d933297fbe85da96af8147
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6373225a49f4cc3ecdc1858b89cc16e0c042c9c027369abc37e866bf45fc5f1a
[INFO] running `Command { std: "docker" "start" "-a" "6373225a49f4cc3ecdc1858b89cc16e0c042c9c027369abc37e866bf45fc5f1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling paf v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/reader.rs:444:20
[INFO] [stdout]     |
[INFO] [stdout] 444 |     pub fn records(&mut self) -> RecordsIter<R> {
[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] 444 |     pub fn records(&mut self) -> RecordsIter<'_, R> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "6373225a49f4cc3ecdc1858b89cc16e0c042c9c027369abc37e866bf45fc5f1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6373225a49f4cc3ecdc1858b89cc16e0c042c9c027369abc37e866bf45fc5f1a", kill_on_drop: false }`
[INFO] [stdout] 6373225a49f4cc3ecdc1858b89cc16e0c042c9c027369abc37e866bf45fc5f1a
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ff6bb44ac5686b23a25f9781a542be03af86907ff9cc8c5046199c6e2dae839
[INFO] running `Command { std: "docker" "start" "-a" "5ff6bb44ac5686b23a25f9781a542be03af86907ff9cc8c5046199c6e2dae839", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/reader.rs:444:20
[INFO] [stdout]     |
[INFO] [stdout] 444 |     pub fn records(&mut self) -> RecordsIter<R> {
[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] 444 |     pub fn records(&mut self) -> RecordsIter<'_, R> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling paf v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/reader.rs:444:20
[INFO] [stdout]     |
[INFO] [stdout] 444 |     pub fn records(&mut self) -> RecordsIter<R> {
[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] 444 |     pub fn records(&mut self) -> RecordsIter<'_, R> {
[INFO] [stdout]     |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "5ff6bb44ac5686b23a25f9781a542be03af86907ff9cc8c5046199c6e2dae839", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ff6bb44ac5686b23a25f9781a542be03af86907ff9cc8c5046199c6e2dae839", kill_on_drop: false }`
[INFO] [stdout] 5ff6bb44ac5686b23a25f9781a542be03af86907ff9cc8c5046199c6e2dae839
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4233d04122dcbca42e43e7dc20699b83298ff84f08da4961a2689d4580e5cec3
[INFO] running `Command { std: "docker" "start" "-a" "4233d04122dcbca42e43e7dc20699b83298ff84f08da4961a2689d4580e5cec3", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/reader.rs:444:20
[INFO] [stderr]     |
[INFO] [stderr] 444 |     pub fn records(&mut self) -> RecordsIter<R> {
[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] 444 |     pub fn records(&mut self) -> RecordsIter<'_, R> {
[INFO] [stderr]     |                                              +++
[INFO] [stderr] 
[INFO] [stderr] warning: `paf` (lib) generated 1 warning (run `cargo fix --lib -p paf` to apply 1 suggestion)
[INFO] [stderr] warning: `paf` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/paf-09efb8723f605179)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test writer::tests::test_write_record_mandatory_fields ... ok
[INFO] [stdout] test writer::tests::test_write_record_with_optional_fields ... ok
[INFO] [stdout] test reader::tests::test_read_record ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests paf
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 8) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4233d04122dcbca42e43e7dc20699b83298ff84f08da4961a2689d4580e5cec3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4233d04122dcbca42e43e7dc20699b83298ff84f08da4961a2689d4580e5cec3", kill_on_drop: false }`
[INFO] [stdout] 4233d04122dcbca42e43e7dc20699b83298ff84f08da4961a2689d4580e5cec3
