[INFO] fetching crate pear 0.2.9...
[INFO] testing pear-0.2.9 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate pear 0.2.9 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate pear 0.2.9
[INFO] finished tweaking crates.io crate pear 0.2.9
[INFO] tweaked toml for crates.io crate pear 0.2.9 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pear 0.2.9 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] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 9 packages to latest compatible versions
[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] 6521dc2a638c806b3237801c14b66a81c97458e8019b96b9d3522ea0b34f0e93
[INFO] running `Command { std: "docker" "start" "-a" "6521dc2a638c806b3237801c14b66a81c97458e8019b96b9d3522ea0b34f0e93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6521dc2a638c806b3237801c14b66a81c97458e8019b96b9d3522ea0b34f0e93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6521dc2a638c806b3237801c14b66a81c97458e8019b96b9d3522ea0b34f0e93", kill_on_drop: false }`
[INFO] [stdout] 6521dc2a638c806b3237801c14b66a81c97458e8019b96b9d3522ea0b34f0e93
[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] 5b95b8b252390d7bed02dd70fe426a8ce188646ae7e9bd56d211f3c0c5262558
[INFO] running `Command { std: "docker" "start" "-a" "5b95b8b252390d7bed02dd70fe426a8ce188646ae7e9bd56d211f3c0c5262558", kill_on_drop: false }`
[INFO] [stderr]    Compiling inlinable_string v0.1.15
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling pear_codegen v0.2.9
[INFO] [stderr]    Compiling pear v0.2.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.64s
[INFO] running `Command { std: "docker" "inspect" "5b95b8b252390d7bed02dd70fe426a8ce188646ae7e9bd56d211f3c0c5262558", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b95b8b252390d7bed02dd70fe426a8ce188646ae7e9bd56d211f3c0c5262558", kill_on_drop: false }`
[INFO] [stdout] 5b95b8b252390d7bed02dd70fe426a8ce188646ae7e9bd56d211f3c0c5262558
[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] fc9e7f1a33111068a0910f0e5665a30d893d6e975752d3e346507005f8e7d47a
[INFO] running `Command { std: "docker" "start" "-a" "fc9e7f1a33111068a0910f0e5665a30d893d6e975752d3e346507005f8e7d47a", kill_on_drop: false }`
[INFO] [stderr]    Compiling pear v0.2.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> tests/custom_expected.rs:10:14
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Expected(Expected<Text<'a>>),
[INFO] [stdout]    |     -------- ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 10 -     Expected(Expected<Text<'a>>),
[INFO] [stdout] 10 +     Expected(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `message` and `second` are never read
[INFO] [stdout]   --> tests/custom_expected.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Other {
[INFO] [stdout]    |     ----- fields in this variant
[INFO] [stdout] 12 |         message: Cow<'static, str>,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 13 |         second: Option<Cow<'static, str>>
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.71s
[INFO] running `Command { std: "docker" "inspect" "fc9e7f1a33111068a0910f0e5665a30d893d6e975752d3e346507005f8e7d47a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc9e7f1a33111068a0910f0e5665a30d893d6e975752d3e346507005f8e7d47a", kill_on_drop: false }`
[INFO] [stdout] fc9e7f1a33111068a0910f0e5665a30d893d6e975752d3e346507005f8e7d47a
[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] 0ef2fa13e8aef47304a75c6b0204179dbf5068c6dfc983a1907c9b03c1619d70
[INFO] running `Command { std: "docker" "start" "-a" "0ef2fa13e8aef47304a75c6b0204179dbf5068c6dfc983a1907c9b03c1619d70", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> tests/custom_expected.rs:10:14
[INFO] [stderr]    |
[INFO] [stderr] 10 |     Expected(Expected<Text<'a>>),
[INFO] [stderr]    |     -------- ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 10 -     Expected(Expected<Text<'a>>),
[INFO] [stderr] 10 +     Expected(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: fields `message` and `second` are never read
[INFO] [stderr]   --> tests/custom_expected.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Other {
[INFO] [stderr]    |     ----- fields in this variant
[INFO] [stderr] 12 |         message: Cow<'static, str>,
[INFO] [stderr]    |         ^^^^^^^
[INFO] [stderr] 13 |         second: Option<Cow<'static, str>>
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `pear` (test "custom_expected") generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pear-98df27f5c78f5262)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test expected::tests::test_into_owned ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/contextualize.rs (/opt/rustwide/target/debug/deps/contextualize-f5d6a58c97bab84e)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test text_contextualize ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/custom_expected.rs (/opt/rustwide/target/debug/deps/custom_expected-fc5523464f1a43cf)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_custom_expect_other ... ok
[INFO] [stdout] test test_custom_expect_ok ... ok
[INFO] [stdout] test test_custom_expect_expected ... 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]      Running tests/marker.rs (/opt/rustwide/target/debug/deps/marker-92adbc024de28675)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_resetting_context ... ok
[INFO] [stdout] test test_resetting_marker ... ok
[INFO] [stdout] test test_context ... ok
[INFO] [stdout] test test_updating_marker ... ok
[INFO] [stdout] test test_simple_marker ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/parsers.rs (/opt/rustwide/target/debug/deps/parsers-a0fbab25344d976f)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_cursor ... ok
[INFO] [stdout] test test_while_slice ... ok
[INFO] [stdout] test test_while_slice_and ... ok
[INFO] [stderr]      Running tests/peek.rs (/opt/rustwide/target/debug/deps/peek-0f7955c466214e25)
[INFO] [stdout] test test_window_termination ... ok
[INFO] [stdout] test test_while_slice_window ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_peeking_ab ... ok
[INFO] [stdout] test test_peeking_abc ... ok
[INFO] [stdout] test test_peeking_abcd ... ok
[INFO] [stdout] test test_peeking_fail ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/rewind.rs (/opt/rustwide/target/debug/deps/rewind-a2e304ab89c0a127)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_rewinding_abc ... ok
[INFO] [stdout] test test_rewinding_ab ... ok
[INFO] [stdout] test test_rewinding_abcd ... ok
[INFO] [stdout] test test_rewinding_fail ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pear
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[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] running `Command { std: "docker" "inspect" "0ef2fa13e8aef47304a75c6b0204179dbf5068c6dfc983a1907c9b03c1619d70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ef2fa13e8aef47304a75c6b0204179dbf5068c6dfc983a1907c9b03c1619d70", kill_on_drop: false }`
[INFO] [stdout] 0ef2fa13e8aef47304a75c6b0204179dbf5068c6dfc983a1907c9b03c1619d70