[INFO] fetching crate gen-combinations 0.1.0... [INFO] testing gen-combinations-0.1.0 against 1.90.0 for beta-1.91-3 [INFO] extracting crate gen-combinations 0.1.0 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate gen-combinations 0.1.0 [INFO] finished tweaking crates.io crate gen-combinations 0.1.0 [INFO] tweaked toml for crates.io crate gen-combinations 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate gen-combinations 0.1.0 on toolchain 1.90.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--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] Locking 53 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded version-sync v0.9.5 [INFO] [stderr] Downloaded unicode-ident v1.0.19 [INFO] [stderr] Downloaded quote v1.0.41 [INFO] [stderr] Downloaded serde_derive v1.0.228 [INFO] [stderr] Downloaded serde_core v1.0.228 [INFO] [stderr] Downloaded proc-macro2 v1.0.101 [INFO] [stderr] Downloaded url v2.5.7 [INFO] [stderr] Downloaded serde v1.0.228 [INFO] [stderr] Downloaded syn v2.0.106 [INFO] [stderr] Downloaded equivalent v1.0.2 [INFO] [stderr] Downloaded synstructure v0.13.2 [INFO] [stderr] Downloaded tinystr v0.8.1 [INFO] [stderr] Downloaded litemap v0.8.0 [INFO] [stderr] Downloaded displaydoc v0.2.5 [INFO] [stderr] Downloaded toml_datetime v0.6.11 [INFO] [stderr] Downloaded icu_normalizer v2.0.0 [INFO] [stderr] Downloaded writeable v0.6.1 [INFO] [stderr] Downloaded icu_provider v2.0.0 [INFO] [stderr] Downloaded form_urlencoded v1.2.2 [INFO] [stderr] Downloaded unicase v2.8.1 [INFO] [stderr] Downloaded toml v0.7.8 [INFO] [stderr] Downloaded bitflags v2.9.4 [INFO] [stderr] Downloaded semver v1.0.27 [INFO] [stderr] Downloaded toml_edit v0.19.15 [INFO] [stderr] Downloaded indexmap v2.11.4 [INFO] [stderr] Downloaded regex v1.11.3 [INFO] [stderr] Downloaded memchr v2.7.6 [INFO] [stderr] Downloaded winnow v0.5.40 [INFO] [stderr] Downloaded regex-syntax v0.8.6 [INFO] [stderr] Downloaded zerovec v0.11.4 [INFO] [stderr] Downloaded icu_normalizer_data v2.0.0 [INFO] [stderr] Downloaded icu_collections v2.0.0 [INFO] [stderr] Downloaded icu_properties_data v2.0.1 [INFO] [stderr] Downloaded icu_locale_core v2.0.0 [INFO] [stderr] Downloaded zerotrie v0.2.2 [INFO] [stderr] Downloaded idna v1.1.0 [INFO] [stderr] Downloaded hashbrown v0.16.0 [INFO] [stderr] Downloaded zerofrom-derive v0.1.6 [INFO] [stderr] Downloaded percent-encoding v2.3.2 [INFO] [stderr] Downloaded yoke-derive v0.8.0 [INFO] [stderr] Downloaded regex-automata v0.4.11 [INFO] [stderr] Downloaded yoke v0.8.0 [INFO] [stderr] Downloaded zerovec-derive v0.11.1 [INFO] [stderr] Downloaded aho-corasick v1.1.3 [INFO] [stderr] Downloaded icu_properties v2.0.1 [INFO] [stderr] Downloaded pulldown-cmark v0.9.6 [INFO] [stderr] Downloaded smallvec v1.15.1 [INFO] [stderr] Downloaded serde_spanned v0.6.9 [INFO] [stderr] Downloaded potential_utf v0.1.3 [INFO] [stderr] Downloaded stable_deref_trait v1.2.0 [INFO] [stderr] Downloaded zerofrom v0.1.6 [INFO] [stderr] Downloaded idna_adapter v1.2.1 [INFO] [stderr] Downloaded utf8_iter v1.0.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c97f67966162793e335ff6aa8a1896b67a4499634363cc100a1cc7abafa416ba [INFO] running `Command { std: "docker" "start" "-a" "c97f67966162793e335ff6aa8a1896b67a4499634363cc100a1cc7abafa416ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c97f67966162793e335ff6aa8a1896b67a4499634363cc100a1cc7abafa416ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c97f67966162793e335ff6aa8a1896b67a4499634363cc100a1cc7abafa416ba", kill_on_drop: false }` [INFO] [stdout] c97f67966162793e335ff6aa8a1896b67a4499634363cc100a1cc7abafa416ba [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e8be1b6422a4a0a85e7e2e8a6802f2cabaeb8b130fc148352f408bc17ca204ca [INFO] running `Command { std: "docker" "start" "-a" "e8be1b6422a4a0a85e7e2e8a6802f2cabaeb8b130fc148352f408bc17ca204ca", kill_on_drop: false }` [INFO] [stderr] Compiling gen-combinations v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:39:23 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn new(items: &[T], n: usize) -> CombinationIterator { [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] 39 | pub fn new(items: &[T], n: usize) -> CombinationIterator<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s [INFO] running `Command { std: "docker" "inspect" "e8be1b6422a4a0a85e7e2e8a6802f2cabaeb8b130fc148352f408bc17ca204ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8be1b6422a4a0a85e7e2e8a6802f2cabaeb8b130fc148352f408bc17ca204ca", kill_on_drop: false }` [INFO] [stdout] e8be1b6422a4a0a85e7e2e8a6802f2cabaeb8b130fc148352f408bc17ca204ca [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 024f4064aff43a03332574560d234629af7469f00cefba2a0e24bd14d57769a3 [INFO] running `Command { std: "docker" "start" "-a" "024f4064aff43a03332574560d234629af7469f00cefba2a0e24bd14d57769a3", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling quote v1.0.41 [INFO] [stderr] Compiling unicode-ident v1.0.19 [INFO] [stderr] Compiling stable_deref_trait v1.2.0 [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling litemap v0.8.0 [INFO] [stderr] Compiling writeable v0.6.1 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling icu_properties_data v2.0.1 [INFO] [stderr] Compiling icu_normalizer_data v2.0.0 [INFO] [stderr] Compiling smallvec v1.15.1 [INFO] [stderr] Compiling hashbrown v0.16.0 [INFO] [stderr] Compiling equivalent v1.0.2 [INFO] [stderr] Compiling pulldown-cmark v0.9.6 [INFO] [stderr] Compiling winnow v0.5.40 [INFO] [stderr] Compiling utf8_iter v1.0.4 [INFO] [stderr] Compiling percent-encoding v2.3.2 [INFO] [stderr] Compiling regex-syntax v0.8.6 [INFO] [stderr] Compiling memchr v2.7.6 [INFO] [stderr] Compiling bitflags v2.9.4 [INFO] [stderr] Compiling form_urlencoded v1.2.2 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling unicase v2.8.1 [INFO] [stderr] Compiling semver v1.0.27 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:39:23 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn new(items: &[T], n: usize) -> CombinationIterator { [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] 39 | pub fn new(items: &[T], n: usize) -> CombinationIterator<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling indexmap v2.11.4 [INFO] [stderr] Compiling regex-automata v0.4.11 [INFO] [stderr] Compiling regex v1.11.3 [INFO] [stderr] Compiling synstructure v0.13.2 [INFO] [stderr] Compiling zerofrom-derive v0.1.6 [INFO] [stderr] Compiling yoke-derive v0.8.0 [INFO] [stderr] Compiling zerovec-derive v0.11.1 [INFO] [stderr] Compiling displaydoc v0.2.5 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling zerofrom v0.1.6 [INFO] [stderr] Compiling yoke v0.8.0 [INFO] [stderr] Compiling zerotrie v0.2.2 [INFO] [stderr] Compiling zerovec v0.11.4 [INFO] [stderr] Compiling tinystr v0.8.1 [INFO] [stderr] Compiling potential_utf v0.1.3 [INFO] [stderr] Compiling icu_locale_core v2.0.0 [INFO] [stderr] Compiling icu_collections v2.0.0 [INFO] [stderr] Compiling toml_datetime v0.6.11 [INFO] [stderr] Compiling serde_spanned v0.6.9 [INFO] [stderr] Compiling icu_provider v2.0.0 [INFO] [stderr] Compiling toml_edit v0.19.15 [INFO] [stderr] Compiling icu_properties v2.0.1 [INFO] [stderr] Compiling icu_normalizer v2.0.0 [INFO] [stderr] Compiling idna_adapter v1.2.1 [INFO] [stderr] Compiling idna v1.1.0 [INFO] [stderr] Compiling url v2.5.7 [INFO] [stderr] Compiling toml v0.7.8 [INFO] [stderr] Compiling version-sync v0.9.5 [INFO] [stderr] Compiling gen-combinations v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:39:23 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn new(items: &[T], n: usize) -> CombinationIterator { [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] 39 | pub fn new(items: &[T], n: usize) -> CombinationIterator<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 44.68s [INFO] running `Command { std: "docker" "inspect" "024f4064aff43a03332574560d234629af7469f00cefba2a0e24bd14d57769a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "024f4064aff43a03332574560d234629af7469f00cefba2a0e24bd14d57769a3", kill_on_drop: false }` [INFO] [stdout] 024f4064aff43a03332574560d234629af7469f00cefba2a0e24bd14d57769a3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 50aa75af3acba7ffa07c65a3243e0e9f80e29c97362ac00cc60dfdf090a808d2 [INFO] running `Command { std: "docker" "start" "-a" "50aa75af3acba7ffa07c65a3243e0e9f80e29c97362ac00cc60dfdf090a808d2", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:39:23 [INFO] [stderr] | [INFO] [stderr] 39 | pub fn new(items: &[T], n: usize) -> CombinationIterator { [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] 39 | pub fn new(items: &[T], n: usize) -> CombinationIterator<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `gen-combinations` (lib) generated 1 warning [INFO] [stderr] warning: `gen-combinations` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/gen_combinations-202c7f901143fbcc) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test generate_combinations ... ok [INFO] [stdout] test generate_combinations_of_things_that_arent_copy_just_to_be_sure ... ok [INFO] [stderr] Running tests/version-numbers.rs (/opt/rustwide/target/debug/deps/version_numbers-1a10860d2a290aa9) [INFO] [stdout] test misuse_arguments ... ok [INFO] [stdout] test generate_more_combinations ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test_html_root_url ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] Doc-tests gen_combinations [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - CombinationIterator (line 18) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.41s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "50aa75af3acba7ffa07c65a3243e0e9f80e29c97362ac00cc60dfdf090a808d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "50aa75af3acba7ffa07c65a3243e0e9f80e29c97362ac00cc60dfdf090a808d2", kill_on_drop: false }` [INFO] [stdout] 50aa75af3acba7ffa07c65a3243e0e9f80e29c97362ac00cc60dfdf090a808d2