[INFO] fetching crate substr-iterator 0.1.3...
[INFO] testing substr-iterator-0.1.3 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate substr-iterator 0.1.3 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate substr-iterator 0.1.3
[INFO] finished tweaking crates.io crate substr-iterator 0.1.3
[INFO] tweaked toml for crates.io crate substr-iterator 0.1.3 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate substr-iterator 0.1.3 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 substr-iterator 0.1.3 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 9c145c4d628758a8449bbc044904fa2074246b6a21c77578ae6ee61680ef78fe
[INFO] running `Command { std: "docker" "start" "-a" "9c145c4d628758a8449bbc044904fa2074246b6a21c77578ae6ee61680ef78fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c145c4d628758a8449bbc044904fa2074246b6a21c77578ae6ee61680ef78fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c145c4d628758a8449bbc044904fa2074246b6a21c77578ae6ee61680ef78fe", kill_on_drop: false }`
[INFO] [stdout] 9c145c4d628758a8449bbc044904fa2074246b6a21c77578ae6ee61680ef78fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] e891492ec822c42aecd1091666ebffc766f4090504361a31c2992e255d2c5c81
[INFO] running `Command { std: "docker" "start" "-a" "e891492ec822c42aecd1091666ebffc766f4090504361a31c2992e255d2c5c81", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling substr-iterator v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.33s
[INFO] running `Command { std: "docker" "inspect" "e891492ec822c42aecd1091666ebffc766f4090504361a31c2992e255d2c5c81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e891492ec822c42aecd1091666ebffc766f4090504361a31c2992e255d2c5c81", kill_on_drop: false }`
[INFO] [stdout] e891492ec822c42aecd1091666ebffc766f4090504361a31c2992e255d2c5c81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 1790765d7bee8b4b1180e99c146035b912e1fe5a54b428bd28c7722d40f7a330
[INFO] running `Command { std: "docker" "start" "-a" "1790765d7bee8b4b1180e99c146035b912e1fe5a54b428bd28c7722d40f7a330", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling serde_json v1.0.135
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling anstyle v1.0.10
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling itoa v1.0.14
[INFO] [stderr]    Compiling clap_lex v0.7.4
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling oorandom v11.1.4
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling clap_builder v4.5.26
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling is-terminal v0.4.13
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling clap v4.5.26
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling test-case-core v3.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling test-case-macros v3.3.1
[INFO] [stderr]    Compiling test-case v3.3.1
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling substr-iterator v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 26.32s
[INFO] running `Command { std: "docker" "inspect" "1790765d7bee8b4b1180e99c146035b912e1fe5a54b428bd28c7722d40f7a330", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1790765d7bee8b4b1180e99c146035b912e1fe5a54b428bd28c7722d40f7a330", kill_on_drop: false }`
[INFO] [stdout] 1790765d7bee8b4b1180e99c146035b912e1fe5a54b428bd28c7722d40f7a330
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 1a6961a7276c5b045ab9ee097b179d2707c19fe4d5a2fa0329d8abefb982d67d
[INFO] running `Command { std: "docker" "start" "-a" "1a6961a7276c5b045ab9ee097b179d2707c19fe4d5a2fa0329d8abefb982d67d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/substr_iterator-e7b5ad8dfc4cb47b)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::should_display::with_chinese_characters ... ok
[INFO] [stdout] test tests::should_display::with_simple_characters ... ok
[INFO] [stdout] test tests::should_serialize ... ok
[INFO] [stdout] test tests::should_window::with_simple_characters ... ok
[INFO] [stdout] test tests::should_window::with_chinese_characters ... ok
[INFO] [stdout] test tests::should_not_deserialize_with_invalid_length - should panic ... ok
[INFO] [stdout] test tests::should_not_deserialize_with_invalid_type - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests substr_iterator
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - SubstrParserError (line 159) ... ok
[INFO] [stdout] test src/lib.rs - (line 25) ... ok
[INFO] [stdout] test src/lib.rs - SubstrIter (line 60) ... ok
[INFO] [stdout] test src/lib.rs - (line 3) ... ok
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] test src/lib.rs - SubstrWrapper (line 108) ... ok
[INFO] [stdout] test src/lib.rs - (line 35) ... ok
[INFO] [stdout] test src/lib.rs - SubstrWrapper (line 124) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.71s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1a6961a7276c5b045ab9ee097b179d2707c19fe4d5a2fa0329d8abefb982d67d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a6961a7276c5b045ab9ee097b179d2707c19fe4d5a2fa0329d8abefb982d67d", kill_on_drop: false }`
[INFO] [stdout] 1a6961a7276c5b045ab9ee097b179d2707c19fe4d5a2fa0329d8abefb982d67d
