[INFO] fetching crate starts-ends-with-caseless 0.6.4...
[INFO] testing starts-ends-with-caseless-0.6.4 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate starts-ends-with-caseless 0.6.4 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate starts-ends-with-caseless 0.6.4
[INFO] finished tweaking crates.io crate starts-ends-with-caseless 0.6.4
[INFO] tweaked toml for crates.io crate starts-ends-with-caseless 0.6.4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate starts-ends-with-caseless 0.6.4 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[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] 8fd30ea864c54ab522ce53d992c67e35084baf791b2fdb43330f25f24c34cee8
[INFO] running `Command { std: "docker" "start" "-a" "8fd30ea864c54ab522ce53d992c67e35084baf791b2fdb43330f25f24c34cee8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fd30ea864c54ab522ce53d992c67e35084baf791b2fdb43330f25f24c34cee8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fd30ea864c54ab522ce53d992c67e35084baf791b2fdb43330f25f24c34cee8", kill_on_drop: false }`
[INFO] [stdout] 8fd30ea864c54ab522ce53d992c67e35084baf791b2fdb43330f25f24c34cee8
[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] cab3fd96566a01b6dde56e48cbbcfb180ddd35041a38c1e82edd74960a0db940
[INFO] running `Command { std: "docker" "start" "-a" "cab3fd96566a01b6dde56e48cbbcfb180ddd35041a38c1e82edd74960a0db940", kill_on_drop: false }`
[INFO] [stderr]    Compiling cow-utils v0.1.3
[INFO] [stderr]    Compiling starts-ends-with-caseless v0.6.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `std::str::Bytes` in tuple element 1 that must be used
[INFO] [stdout]   --> src/starts_with_caseless_multiple.rs:61:37
[INFO] [stdout]    |
[INFO] [stdout] 61 | ...                   bcss.remove(i);
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "cab3fd96566a01b6dde56e48cbbcfb180ddd35041a38c1e82edd74960a0db940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cab3fd96566a01b6dde56e48cbbcfb180ddd35041a38c1e82edd74960a0db940", kill_on_drop: false }`
[INFO] [stdout] cab3fd96566a01b6dde56e48cbbcfb180ddd35041a38c1e82edd74960a0db940
[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] db62a29ad86762d13377e2be851db46d94abfbd3ab128ecfc6df43fd7b0f57bf
[INFO] running `Command { std: "docker" "start" "-a" "db62a29ad86762d13377e2be851db46d94abfbd3ab128ecfc6df43fd7b0f57bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling starts-ends-with-caseless v0.6.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `std::str::Bytes` in tuple element 1 that must be used
[INFO] [stdout]   --> src/starts_with_caseless_multiple.rs:61:37
[INFO] [stdout]    |
[INFO] [stdout] 61 | ...                   bcss.remove(i);
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::str::Bytes` in tuple element 1 that must be used
[INFO] [stdout]   --> src/starts_with_caseless_multiple.rs:61:37
[INFO] [stdout]    |
[INFO] [stdout] 61 | ...                   bcss.remove(i);
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "db62a29ad86762d13377e2be851db46d94abfbd3ab128ecfc6df43fd7b0f57bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db62a29ad86762d13377e2be851db46d94abfbd3ab128ecfc6df43fd7b0f57bf", kill_on_drop: false }`
[INFO] [stdout] db62a29ad86762d13377e2be851db46d94abfbd3ab128ecfc6df43fd7b0f57bf
[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] 9f5bb349850340fdea93326ccb06293ad43226c827b7c37a8b14dd51e5afb7fc
[INFO] running `Command { std: "docker" "start" "-a" "9f5bb349850340fdea93326ccb06293ad43226c827b7c37a8b14dd51e5afb7fc", kill_on_drop: false }`
[INFO] [stderr] warning: unused `std::str::Bytes` in tuple element 1 that must be used
[INFO] [stderr]   --> src/starts_with_caseless_multiple.rs:61:37
[INFO] [stderr]    |
[INFO] [stderr] 61 | ...                   bcss.remove(i);
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: iterators are lazy and do nothing unless consumed
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `starts-ends-with-caseless` (lib) generated 1 warning
[INFO] [stderr] warning: `starts-ends-with-caseless` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/starts_ends_with_caseless-275f10c7dd7963a3)
[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] [stderr]    Doc-tests starts_ends_with_caseless
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 37) ... ok
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9f5bb349850340fdea93326ccb06293ad43226c827b7c37a8b14dd51e5afb7fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f5bb349850340fdea93326ccb06293ad43226c827b7c37a8b14dd51e5afb7fc", kill_on_drop: false }`
[INFO] [stdout] 9f5bb349850340fdea93326ccb06293ad43226c827b7c37a8b14dd51e5afb7fc
