[INFO] fetching crate superintervals 0.3.1...
[INFO] testing superintervals-0.3.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate superintervals 0.3.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate superintervals 0.3.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate superintervals 0.3.1
[INFO] tweaked toml for crates.io crate superintervals 0.3.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate superintervals 0.3.1 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 superintervals 0.3.1 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 19acf5c8bd97fc8045dccbc80ca0df733261756ecbbe0780a2b7e7c1a7921a75
[INFO] running `Command { std: "docker" "start" "-a" "19acf5c8bd97fc8045dccbc80ca0df733261756ecbbe0780a2b7e7c1a7921a75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19acf5c8bd97fc8045dccbc80ca0df733261756ecbbe0780a2b7e7c1a7921a75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19acf5c8bd97fc8045dccbc80ca0df733261756ecbbe0780a2b7e7c1a7921a75", kill_on_drop: false }`
[INFO] [stdout] 19acf5c8bd97fc8045dccbc80ca0df733261756ecbbe0780a2b7e7c1a7921a75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 9318fb3fc51b3265137bf07532269e268904f9c9bf42a626f50a17eb6dd0cc3a
[INFO] running `Command { std: "docker" "start" "-a" "9318fb3fc51b3265137bf07532269e268904f9c9bf42a626f50a17eb6dd0cc3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]    Compiling superintervals v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/superintervals.rs:226:29
[INFO] [stdout]     |
[INFO] [stdout] 226 |     pub fn search_idxs_iter(&self, start: i32, end: i32) -> IndexIterator<T> {
[INFO] [stdout]     |                             ^^^^^                           ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             the lifetime is elided 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] 226 |     pub fn search_idxs_iter(&self, start: i32, end: i32) -> IndexIterator<'_, T> {
[INFO] [stdout]     |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/superintervals.rs:236:30
[INFO] [stdout]     |
[INFO] [stdout] 236 |     pub fn search_items_iter(&self, start: i32, end: i32) -> ItemIterator<T> {
[INFO] [stdout]     |                              ^^^^^                           ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 236 |     pub fn search_items_iter(&self, start: i32, end: i32) -> ItemIterator<'_, T> {
[INFO] [stdout]     |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 44.54s
[INFO] running `Command { std: "docker" "inspect" "9318fb3fc51b3265137bf07532269e268904f9c9bf42a626f50a17eb6dd0cc3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9318fb3fc51b3265137bf07532269e268904f9c9bf42a626f50a17eb6dd0cc3a", kill_on_drop: false }`
[INFO] [stdout] 9318fb3fc51b3265137bf07532269e268904f9c9bf42a626f50a17eb6dd0cc3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 2a545ad9cc866ed1ee2cb969af981e12b0cae1789d1b9fde80452e7f98f52aa5
[INFO] running `Command { std: "docker" "start" "-a" "2a545ad9cc866ed1ee2cb969af981e12b0cae1789d1b9fde80452e7f98f52aa5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling anstyle v1.0.8
[INFO] [stderr]    Compiling colorchoice v1.0.2
[INFO] [stderr]    Compiling anstyle-parse v0.2.5
[INFO] [stderr]    Compiling anstyle-query v1.1.1
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling clap_lex v0.7.2
[INFO] [stderr]    Compiling anstream v0.6.15
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling clap_builder v4.5.13
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]    Compiling clap_derive v4.5.13
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling clap v4.5.13
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling superintervals v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/superintervals.rs:226:29
[INFO] [stdout]     |
[INFO] [stdout] 226 |     pub fn search_idxs_iter(&self, start: i32, end: i32) -> IndexIterator<T> {
[INFO] [stdout]     |                             ^^^^^                           ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             the lifetime is elided 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] 226 |     pub fn search_idxs_iter(&self, start: i32, end: i32) -> IndexIterator<'_, T> {
[INFO] [stdout]     |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/superintervals.rs:236:30
[INFO] [stdout]     |
[INFO] [stdout] 236 |     pub fn search_items_iter(&self, start: i32, end: i32) -> ItemIterator<T> {
[INFO] [stdout]     |                              ^^^^^                           ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 236 |     pub fn search_items_iter(&self, start: i32, end: i32) -> ItemIterator<'_, T> {
[INFO] [stdout]     |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/superintervals.rs:226:29
[INFO] [stdout]     |
[INFO] [stdout] 226 |     pub fn search_idxs_iter(&self, start: i32, end: i32) -> IndexIterator<T> {
[INFO] [stdout]     |                             ^^^^^                           ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             the lifetime is elided 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] 226 |     pub fn search_idxs_iter(&self, start: i32, end: i32) -> IndexIterator<'_, T> {
[INFO] [stdout]     |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/superintervals.rs:236:30
[INFO] [stdout]     |
[INFO] [stdout] 236 |     pub fn search_items_iter(&self, start: i32, end: i32) -> ItemIterator<T> {
[INFO] [stdout]     |                              ^^^^^                           ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 236 |     pub fn search_items_iter(&self, start: i32, end: i32) -> ItemIterator<'_, T> {
[INFO] [stdout]     |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2m 07s
[INFO] running `Command { std: "docker" "inspect" "2a545ad9cc866ed1ee2cb969af981e12b0cae1789d1b9fde80452e7f98f52aa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a545ad9cc866ed1ee2cb969af981e12b0cae1789d1b9fde80452e7f98f52aa5", kill_on_drop: false }`
[INFO] [stdout] 2a545ad9cc866ed1ee2cb969af981e12b0cae1789d1b9fde80452e7f98f52aa5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 87ddba9b432a2ead8662c60108244ee26839e19caf7f10a61fccd5833164c0e5
[INFO] running `Command { std: "docker" "start" "-a" "87ddba9b432a2ead8662c60108244ee26839e19caf7f10a61fccd5833164c0e5", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/superintervals.rs:226:29
[INFO] [stderr]     |
[INFO] [stderr] 226 |     pub fn search_idxs_iter(&self, start: i32, end: i32) -> IndexIterator<T> {
[INFO] [stderr]     |                             ^^^^^                           ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                             |
[INFO] [stderr]     |                             the lifetime is elided 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] 226 |     pub fn search_idxs_iter(&self, start: i32, end: i32) -> IndexIterator<'_, T> {
[INFO] [stderr]     |                                                                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/superintervals.rs:236:30
[INFO] [stderr]     |
[INFO] [stderr] 236 |     pub fn search_items_iter(&self, start: i32, end: i32) -> ItemIterator<T> {
[INFO] [stderr]     |                              ^^^^^                           ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                              |
[INFO] [stderr]     |                              the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 236 |     pub fn search_items_iter(&self, start: i32, end: i32) -> ItemIterator<'_, T> {
[INFO] [stderr]     |                                                                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: `superintervals` (lib) generated 2 warnings (run `cargo fix --lib -p superintervals` to apply 2 suggestions)
[INFO] [stderr] warning: `superintervals` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/superintervals.rs (/opt/rustwide/target/debug/deps/superintervals-633d0ab1facb6f50)
[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] [stdout] 
[INFO] [stderr]    Doc-tests superintervals
[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] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "87ddba9b432a2ead8662c60108244ee26839e19caf7f10a61fccd5833164c0e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87ddba9b432a2ead8662c60108244ee26839e19caf7f10a61fccd5833164c0e5", kill_on_drop: false }`
[INFO] [stdout] 87ddba9b432a2ead8662c60108244ee26839e19caf7f10a61fccd5833164c0e5
