[INFO] fetching crate offset-views 0.1.2...
[INFO] testing offset-views-0.1.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate offset-views 0.1.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate offset-views 0.1.2
[INFO] finished tweaking crates.io crate offset-views 0.1.2
[INFO] tweaked toml for crates.io crate offset-views 0.1.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate offset-views 0.1.2 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5897e7017a67e1bde54be5a5a1bd7373a4e40a9df6c957d3a3d60a7d9c607536
[INFO] running `Command { std: "docker" "start" "-a" "5897e7017a67e1bde54be5a5a1bd7373a4e40a9df6c957d3a3d60a7d9c607536", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5897e7017a67e1bde54be5a5a1bd7373a4e40a9df6c957d3a3d60a7d9c607536", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5897e7017a67e1bde54be5a5a1bd7373a4e40a9df6c957d3a3d60a7d9c607536", kill_on_drop: false }`
[INFO] [stdout] 5897e7017a67e1bde54be5a5a1bd7373a4e40a9df6c957d3a3d60a7d9c607536
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6148a78ce92c7da33208275c3f23fef00695116a33352d54257796574aab380f
[INFO] running `Command { std: "docker" "start" "-a" "6148a78ce92c7da33208275c3f23fef00695116a33352d54257796574aab380f", kill_on_drop: false }`
[INFO] [stderr]    Compiling offset-views v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `OffsetView` is never constructed
[INFO] [stdout]   --> src/lib.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 77 | struct OffsetView<P, O> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/lib.rs:83:8
[INFO] [stdout]    |
[INFO] [stdout] 82 | impl<P, O> OffsetView<P, O> {
[INFO] [stdout]    | --------------------------- associated function in this implementation
[INFO] [stdout] 83 |     fn new(parent: P, offset: O) -> OffsetView<P, O> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "6148a78ce92c7da33208275c3f23fef00695116a33352d54257796574aab380f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6148a78ce92c7da33208275c3f23fef00695116a33352d54257796574aab380f", kill_on_drop: false }`
[INFO] [stdout] 6148a78ce92c7da33208275c3f23fef00695116a33352d54257796574aab380f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 623e3d4025a470f6182f02e44d9dbc55abb187699016961e3b8aaabfd5d92fd9
[INFO] running `Command { std: "docker" "start" "-a" "623e3d4025a470f6182f02e44d9dbc55abb187699016961e3b8aaabfd5d92fd9", kill_on_drop: false }`
[INFO] [stderr]    Compiling indent_write v2.2.0
[INFO] [stdout] warning: struct `OffsetView` is never constructed
[INFO] [stdout]   --> src/lib.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 77 | struct OffsetView<P, O> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/lib.rs:83:8
[INFO] [stdout]    |
[INFO] [stdout] 82 | impl<P, O> OffsetView<P, O> {
[INFO] [stdout]    | --------------------------- associated function in this implementation
[INFO] [stdout] 83 |     fn new(parent: P, offset: O) -> OffsetView<P, O> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling cool_asserts v2.0.3
[INFO] [stderr]    Compiling offset-views v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "623e3d4025a470f6182f02e44d9dbc55abb187699016961e3b8aaabfd5d92fd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "623e3d4025a470f6182f02e44d9dbc55abb187699016961e3b8aaabfd5d92fd9", kill_on_drop: false }`
[INFO] [stdout] 623e3d4025a470f6182f02e44d9dbc55abb187699016961e3b8aaabfd5d92fd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 886bdcfebdb303a6759765bfedb204a8ca69af95c789917de9641477360303cb
[INFO] running `Command { std: "docker" "start" "-a" "886bdcfebdb303a6759765bfedb204a8ca69af95c789917de9641477360303cb", kill_on_drop: false }`
[INFO] [stderr] warning: struct `OffsetView` is never constructed
[INFO] [stderr]   --> src/lib.rs:77:8
[INFO] [stderr]    |
[INFO] [stderr] 77 | struct OffsetView<P, O> {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/lib.rs:83:8
[INFO] [stderr]    |
[INFO] [stderr] 82 | impl<P, O> OffsetView<P, O> {
[INFO] [stderr]    | --------------------------- associated function in this implementation
[INFO] [stderr] 83 |     fn new(parent: P, offset: O) -> OffsetView<P, O> {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `offset-views` (lib) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/offset_views-a462821eb662a184)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::can_create_from_array ... ok
[INFO] [stdout] test tests::can_create_from_string ... ok
[INFO] [stdout] test with_offset::tests::range_to ... ok
[INFO] [stdout] test with_offset::tests::range_full ... ok
[INFO] [stdout] test with_offset::tests::range_to_inclusive ... ok
[INFO] [stdout] test tests::offset_slice_works ... ok
[INFO] [stdout] test with_offset::tests::range ... ok
[INFO] [stdout] test with_offset::tests::range_from ... ok
[INFO] [stdout] test with_offset::tests::range_inclusive ... ok
[INFO] [stdout] test tests::offset_slice_mut_works ... ok
[INFO] [stdout] test with_offset::tests::isize ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests offset_views
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/with_offset.rs - with_offset::WithOffset (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "886bdcfebdb303a6759765bfedb204a8ca69af95c789917de9641477360303cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "886bdcfebdb303a6759765bfedb204a8ca69af95c789917de9641477360303cb", kill_on_drop: false }`
[INFO] [stdout] 886bdcfebdb303a6759765bfedb204a8ca69af95c789917de9641477360303cb