[INFO] fetching crate stringsext 2.3.5...
[INFO] testing stringsext-2.3.5 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate stringsext 2.3.5 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate stringsext 2.3.5
[INFO] finished tweaking crates.io crate stringsext 2.3.5
[INFO] tweaked toml for crates.io crate stringsext 2.3.5 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stringsext 2.3.5 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 stringsext 2.3.5 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] [stderr]     Blocking waiting for file lock on package cache
[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] af6cf05fe9b52da2446492a6624735841a049ef318a493e605e2bc8c6790c60d
[INFO] running `Command { std: "docker" "start" "-a" "af6cf05fe9b52da2446492a6624735841a049ef318a493e605e2bc8c6790c60d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af6cf05fe9b52da2446492a6624735841a049ef318a493e605e2bc8c6790c60d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af6cf05fe9b52da2446492a6624735841a049ef318a493e605e2bc8c6790c60d", kill_on_drop: false }`
[INFO] [stdout] af6cf05fe9b52da2446492a6624735841a049ef318a493e605e2bc8c6790c60d
[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] d11931ab3e208191032419aa18d1a8b947c88795ae9f35d77ec7068ec16e4462
[INFO] running `Command { std: "docker" "start" "-a" "d11931ab3e208191032419aa18d1a8b947c88795ae9f35d77ec7068ec16e4462", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling anstyle-query v1.1.1
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling colorchoice v1.0.2
[INFO] [stderr]    Compiling anstyle v1.0.8
[INFO] [stderr]    Compiling clap_lex v0.7.2
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling anstyle-parse v0.2.5
[INFO] [stderr]    Compiling anyhow v1.0.89
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling anstream v0.6.15
[INFO] [stderr]    Compiling clap_builder v4.5.19
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]    Compiling clap v4.5.19
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]    Compiling pin-project v1.1.5
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling stringsext v2.3.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/helper.rs:172:14
[INFO] [stdout]     |
[INFO] [stdout] 172 |         inp: &str,
[INFO] [stdout]     |              ^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 179 |     ) -> SplitStr {
[INFO] [stdout]     |          ^^^^^^^^ the same lifetime is hidden 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] 179 |     ) -> SplitStr<'_> {
[INFO] [stdout]     |                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.73s
[INFO] running `Command { std: "docker" "inspect" "d11931ab3e208191032419aa18d1a8b947c88795ae9f35d77ec7068ec16e4462", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d11931ab3e208191032419aa18d1a8b947c88795ae9f35d77ec7068ec16e4462", kill_on_drop: false }`
[INFO] [stdout] d11931ab3e208191032419aa18d1a8b947c88795ae9f35d77ec7068ec16e4462
[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] db33b9b9b9406ea26fd9b13e4709d739b0648d3c70f7114177bce365c63e0314
[INFO] running `Command { std: "docker" "start" "-a" "db33b9b9b9406ea26fd9b13e4709d739b0648d3c70f7114177bce365c63e0314", kill_on_drop: false }`
[INFO] [stderr]    Compiling stringsext v2.3.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/helper.rs:172:14
[INFO] [stdout]     |
[INFO] [stdout] 172 |         inp: &str,
[INFO] [stdout]     |              ^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 179 |     ) -> SplitStr {
[INFO] [stdout]     |          ^^^^^^^^ the same lifetime is hidden 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] 179 |     ) -> SplitStr<'_> {
[INFO] [stdout]     |                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "db33b9b9b9406ea26fd9b13e4709d739b0648d3c70f7114177bce365c63e0314", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db33b9b9b9406ea26fd9b13e4709d739b0648d3c70f7114177bce365c63e0314", kill_on_drop: false }`
[INFO] [stdout] db33b9b9b9406ea26fd9b13e4709d739b0648d3c70f7114177bce365c63e0314
[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] 75666c9811c4f233c65dcd1a8a68b4cac930d52cc62a82191d039be4b01a37bd
[INFO] running `Command { std: "docker" "start" "-a" "75666c9811c4f233c65dcd1a8a68b4cac930d52cc62a82191d039be4b01a37bd", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/helper.rs:172:14
[INFO] [stderr]     |
[INFO] [stderr] 172 |         inp: &str,
[INFO] [stderr]     |              ^^^^ the lifetime is elided here
[INFO] [stderr] ...
[INFO] [stderr] 179 |     ) -> SplitStr {
[INFO] [stderr]     |          ^^^^^^^^ the same lifetime is hidden 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] 179 |     ) -> SplitStr<'_> {
[INFO] [stderr]     |                  ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `stringsext` (bin "stringsext" test) generated 1 warning (run `cargo fix --bin "stringsext" -p stringsext --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/stringsext-a94af5a1450ef9fd)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test finding_collection::tests::test_ascii_emulation ... ok
[INFO] [stdout] test helper::tests::test_as_str_unchecked_no_borrow_check ... ok
[INFO] [stdout] test helper::tests::test_char_count ... ok
[INFO] [stdout] test helper::tests::test_split_s ... ok
[INFO] [stdout] test helper::tests::test_split_s_grep_char ... ok
[INFO] [stdout] test helper::tests::test_split_s_require_same_unicode_block ... ok
[INFO] [stdout] test mission::tests::test_pass_filter ... ok
[INFO] [stdout] test scanner::tests::test_field_with_zeros ... ok
[INFO] [stdout] test mission::tests::test_enc_opt_parser ... ok
[INFO] [stdout] test scanner::tests::test_grep_in_scan ... ok
[INFO] [stdout] test scanner::tests::test_scan_input_buffer_chunks ... ok
[INFO] [stdout] test scanner::tests::test_scan_buffer_split_multibyte ... ok
[INFO] [stdout] test scanner::tests::test_split_str_iterator_and_store_in_scanner_state ... ok
[INFO] [stdout] test scanner::tests::test_scan_store_in_scanner_state ... ok
[INFO] [stdout] test scanner::tests::test_to_short1 ... ok
[INFO] [stdout] test scanner::tests::test_to_short2 ... ok
[INFO] [stdout] test tests::test_merger ... ok
[INFO] [stdout] test helper::tests::test_starts_with_multibyte_char ... ok
[INFO] [stdout] test options::tests::test_arg_parser ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "75666c9811c4f233c65dcd1a8a68b4cac930d52cc62a82191d039be4b01a37bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75666c9811c4f233c65dcd1a8a68b4cac930d52cc62a82191d039be4b01a37bd", kill_on_drop: false }`
[INFO] [stdout] 75666c9811c4f233c65dcd1a8a68b4cac930d52cc62a82191d039be4b01a37bd
