[INFO] fetching crate natlex_sort 0.1.0...
[INFO] testing natlex_sort-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate natlex_sort 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate natlex_sort 0.1.0
[INFO] finished tweaking crates.io crate natlex_sort 0.1.0
[INFO] tweaked toml for crates.io crate natlex_sort 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate natlex_sort 0.1.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate natlex_sort 0.1.0 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded natord v1.0.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 96fcd74d495895575e5233ff6c68c5a33d39fd880008064f316274caad732686
[INFO] running `Command { std: "docker" "start" "-a" "96fcd74d495895575e5233ff6c68c5a33d39fd880008064f316274caad732686", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96fcd74d495895575e5233ff6c68c5a33d39fd880008064f316274caad732686", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96fcd74d495895575e5233ff6c68c5a33d39fd880008064f316274caad732686", kill_on_drop: false }`
[INFO] [stdout] 96fcd74d495895575e5233ff6c68c5a33d39fd880008064f316274caad732686
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b93d2ff201beb87e2a2d1ee6f77718de507dadf7f743e62ecface97cddc2b5b1
[INFO] running `Command { std: "docker" "start" "-a" "b93d2ff201beb87e2a2d1ee6f77718de507dadf7f743e62ecface97cddc2b5b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling natord v1.0.9
[INFO] [stderr]    Compiling natlex_sort v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `start_i`
[INFO] [stdout]    --> src/lib.rs:122:11
[INFO] [stdout]     |
[INFO] [stdout] 122 |       let start_i = i;
[INFO] [stdout]     |           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start_j`
[INFO] [stdout]    --> src/lib.rs:123:11
[INFO] [stdout]     |
[INFO] [stdout] 123 |       let start_j = j;
[INFO] [stdout]     |           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start_i`
[INFO] [stdout]    --> src/lib.rs:220:11
[INFO] [stdout]     |
[INFO] [stdout] 220 |       let start_i = i; // Keep track for original byte access if needed
[INFO] [stdout]     |           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start_j`
[INFO] [stdout]    --> src/lib.rs:221:11
[INFO] [stdout]     |
[INFO] [stdout] 221 |       let start_j = j;
[INFO] [stdout]     |           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "b93d2ff201beb87e2a2d1ee6f77718de507dadf7f743e62ecface97cddc2b5b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b93d2ff201beb87e2a2d1ee6f77718de507dadf7f743e62ecface97cddc2b5b1", kill_on_drop: false }`
[INFO] [stdout] b93d2ff201beb87e2a2d1ee6f77718de507dadf7f743e62ecface97cddc2b5b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3728447d550c45d9322efc4ce4436183853693e5643d358e6489df160ca2ee06
[INFO] running `Command { std: "docker" "start" "-a" "3728447d550c45d9322efc4ce4436183853693e5643d358e6489df160ca2ee06", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `start_i`
[INFO] [stdout]    --> src/lib.rs:122:11
[INFO] [stdout]     |
[INFO] [stdout] 122 |       let start_i = i;
[INFO] [stdout]     |           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling natlex_sort v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `start_j`
[INFO] [stdout]    --> src/lib.rs:123:11
[INFO] [stdout]     |
[INFO] [stdout] 123 |       let start_j = j;
[INFO] [stdout]     |           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start_i`
[INFO] [stdout]    --> src/lib.rs:220:11
[INFO] [stdout]     |
[INFO] [stdout] 220 |       let start_i = i; // Keep track for original byte access if needed
[INFO] [stdout]     |           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start_j`
[INFO] [stdout]    --> src/lib.rs:221:11
[INFO] [stdout]     |
[INFO] [stdout] 221 |       let start_j = j;
[INFO] [stdout]     |           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start_i`
[INFO] [stdout]    --> src/lib.rs:122:11
[INFO] [stdout]     |
[INFO] [stdout] 122 |       let start_i = i;
[INFO] [stdout]     |           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start_j`
[INFO] [stdout]    --> src/lib.rs:123:11
[INFO] [stdout]     |
[INFO] [stdout] 123 |       let start_j = j;
[INFO] [stdout]     |           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start_i`
[INFO] [stdout]    --> src/lib.rs:220:11
[INFO] [stdout]     |
[INFO] [stdout] 220 |       let start_i = i; // Keep track for original byte access if needed
[INFO] [stdout]     |           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start_j`
[INFO] [stdout]    --> src/lib.rs:221:11
[INFO] [stdout]     |
[INFO] [stdout] 221 |       let start_j = j;
[INFO] [stdout]     |           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "3728447d550c45d9322efc4ce4436183853693e5643d358e6489df160ca2ee06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3728447d550c45d9322efc4ce4436183853693e5643d358e6489df160ca2ee06", kill_on_drop: false }`
[INFO] [stdout] 3728447d550c45d9322efc4ce4436183853693e5643d358e6489df160ca2ee06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1c1580fe72fe159305c99981ed1285c634108c338c0bf3aee7495d88edda0143
[INFO] running `Command { std: "docker" "start" "-a" "1c1580fe72fe159305c99981ed1285c634108c338c0bf3aee7495d88edda0143", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `start_i`
[INFO] [stderr]    --> src/lib.rs:122:11
[INFO] [stderr]     |
[INFO] [stderr] 122 |       let start_i = i;
[INFO] [stderr]     |           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_i`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `start_j`
[INFO] [stderr]    --> src/lib.rs:123:11
[INFO] [stderr]     |
[INFO] [stderr] 123 |       let start_j = j;
[INFO] [stderr]     |           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_j`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `start_i`
[INFO] [stderr]    --> src/lib.rs:220:11
[INFO] [stderr]     |
[INFO] [stderr] 220 |       let start_i = i; // Keep track for original byte access if needed
[INFO] [stderr]     |           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `start_j`
[INFO] [stderr]    --> src/lib.rs:221:11
[INFO] [stderr]     |
[INFO] [stderr] 221 |       let start_j = j;
[INFO] [stderr]     |           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_j`
[INFO] [stderr] 
[INFO] [stderr] warning: `natlex_sort` (lib) generated 4 warnings
[INFO] [stderr] warning: `natlex_sort` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/natlex_sort-0ae0f43f75c42c74)
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test tests::test_byte_cmp_numeric_prefix ... ok
[INFO] [stdout] test tests::test_byte_cmp_same_length ... ok
[INFO] [stdout] test tests::test_byte_cmp_ignore_case ... ok
[INFO] [stdout] test tests::test_byte_cmp_mixed_behavior ... ok
[INFO] [stdout] test tests::test_cmp_fixed_length ... ok
[INFO] [stdout] test tests::test_cmp_ignore_fixed_length ... ok
[INFO] [stdout] test tests::test_cmp_ignore_mixed_length_types ... ok
[INFO] [stdout] test tests::test_cmp_ignore_variable_length_natural ... ok
[INFO] [stdout] test tests::test_cmp_leading_zeros_natural ... ok
[INFO] [stdout] test tests::test_cmp_mixed_length_types ... ok
[INFO] [stdout] test tests::test_cmp_variable_length_natural ... ok
[INFO] [stdout] test tests::test_ordered_string_sorting ... ok
[INFO] [stdout] test tests::test_sort_bytes_ignore_case ... ok
[INFO] [stdout] test tests::test_sort_bytes_mixed_keys ... ok
[INFO] [stdout] test tests::test_sort_bytes_simple ... ok
[INFO] [stdout] test tests::test_sort_strings_fixed_length ... ok
[INFO] [stdout] test tests::test_sort_strings_ignore_case ... ok
[INFO] [stdout] test tests::test_sort_strings_variable_length ... ok
[INFO] [stdout] test tests::test_sort_strings_mixed_keys ... ok
[INFO] [stdout] test tests::test_ordered_string_hash ... ok
[INFO] [stdout] test tests::test_cmp_empty_strings ... ok
[INFO] [stdout] test tests::test_byte_cmp_basic_numbers ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests natlex_sort
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - nat_lex_sort (line 356) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.31s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1c1580fe72fe159305c99981ed1285c634108c338c0bf3aee7495d88edda0143", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c1580fe72fe159305c99981ed1285c634108c338c0bf3aee7495d88edda0143", kill_on_drop: false }`
[INFO] [stdout] 1c1580fe72fe159305c99981ed1285c634108c338c0bf3aee7495d88edda0143