[INFO] fetching crate pear 0.2.9...
[INFO] testing pear-0.2.9 against 1.90.0 for beta-1.91-3
[INFO] extracting crate pear 0.2.9 into /workspace/builds/worker-4-tc1/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-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pear 0.2.9 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded inlinable_string v0.1.15
[INFO] [stderr]   Downloaded pear_codegen v0.2.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c97e5359d33628d804c08a6d8bbd2f95f6e16317b88a9d515f03d5fdef04abf
[INFO] running `Command { std: "docker" "start" "-a" "9c97e5359d33628d804c08a6d8bbd2f95f6e16317b88a9d515f03d5fdef04abf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c97e5359d33628d804c08a6d8bbd2f95f6e16317b88a9d515f03d5fdef04abf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c97e5359d33628d804c08a6d8bbd2f95f6e16317b88a9d515f03d5fdef04abf", kill_on_drop: false }`
[INFO] [stdout] 9c97e5359d33628d804c08a6d8bbd2f95f6e16317b88a9d515f03d5fdef04abf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3da4489424fecca08fbe8cdb028a3d23f2aaabbc89938b6166ea8f3e6529f973
[INFO] running `Command { std: "docker" "start" "-a" "3da4489424fecca08fbe8cdb028a3d23f2aaabbc89938b6166ea8f3e6529f973", 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 6.84s
[INFO] running `Command { std: "docker" "inspect" "3da4489424fecca08fbe8cdb028a3d23f2aaabbc89938b6166ea8f3e6529f973", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3da4489424fecca08fbe8cdb028a3d23f2aaabbc89938b6166ea8f3e6529f973", kill_on_drop: false }`
[INFO] [stdout] 3da4489424fecca08fbe8cdb028a3d23f2aaabbc89938b6166ea8f3e6529f973
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec7bcb8a6cc29618e4ff24afeeb969e7d3c6b20a3bc9985943073807fc8ff30f
[INFO] running `Command { std: "docker" "start" "-a" "ec7bcb8a6cc29618e4ff24afeeb969e7d3c6b20a3bc9985943073807fc8ff30f", 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)]` 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 2.00s
[INFO] running `Command { std: "docker" "inspect" "ec7bcb8a6cc29618e4ff24afeeb969e7d3c6b20a3bc9985943073807fc8ff30f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec7bcb8a6cc29618e4ff24afeeb969e7d3c6b20a3bc9985943073807fc8ff30f", kill_on_drop: false }`
[INFO] [stdout] ec7bcb8a6cc29618e4ff24afeeb969e7d3c6b20a3bc9985943073807fc8ff30f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 11b47fc56ba587d65b053a707afe43b587c666687de0acab420d774081874184
[INFO] running `Command { std: "docker" "start" "-a" "11b47fc56ba587d65b053a707afe43b587c666687de0acab420d774081874184", 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)]` 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 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pear-dcbcaec1cbe5cfc4)
[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 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/contextualize.rs (/opt/rustwide/target/debug/deps/contextualize-683f2fd4f55072ef)
[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-c30d288f5b63bb56)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_custom_expect_expected ... ok
[INFO] [stdout] test test_custom_expect_other ... ok
[INFO] [stdout] test test_custom_expect_ok ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/marker.rs (/opt/rustwide/target/debug/deps/marker-3948d69581ee0f0d)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_context ... ok
[INFO] [stdout] test test_simple_marker ... ok
[INFO] [stdout] test test_resetting_context ... ok
[INFO] [stdout] test test_resetting_marker ... ok
[INFO] [stdout] test test_updating_marker ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/parsers.rs (/opt/rustwide/target/debug/deps/parsers-807251ef653e76be)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_while_slice_window ... ok
[INFO] [stdout] test test_cursor ... ok
[INFO] [stdout] test test_while_slice ... ok
[INFO] [stderr]      Running tests/peek.rs (/opt/rustwide/target/debug/deps/peek-b6ff94792148a005)
[INFO] [stdout] test test_window_termination ... ok
[INFO] [stdout] test test_while_slice_and ... 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_abcd ... ok
[INFO] [stdout] test test_peeking_abc ... 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 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/rewind.rs (/opt/rustwide/target/debug/deps/rewind-cb58cf2437d37547)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_rewinding_ab ... ok
[INFO] [stdout] test test_rewinding_abcd ... ok
[INFO] [stdout] test test_rewinding_abc ... 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" "11b47fc56ba587d65b053a707afe43b587c666687de0acab420d774081874184", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11b47fc56ba587d65b053a707afe43b587c666687de0acab420d774081874184", kill_on_drop: false }`
[INFO] [stdout] 11b47fc56ba587d65b053a707afe43b587c666687de0acab420d774081874184