[INFO] fetching crate gen-combinations 0.1.0... [INFO] testing gen-combinations-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7 [INFO] extracting crate gen-combinations 0.1.0 into /workspace/builds/worker-0-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-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate gen-combinations 0.1.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e0452abfdfa4c4692c38f0b73354ab6bf448a56ba76e53ac6e6b7d28fcedc347 [INFO] running `Command { std: "docker" "start" "-a" "e0452abfdfa4c4692c38f0b73354ab6bf448a56ba76e53ac6e6b7d28fcedc347", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e0452abfdfa4c4692c38f0b73354ab6bf448a56ba76e53ac6e6b7d28fcedc347", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e0452abfdfa4c4692c38f0b73354ab6bf448a56ba76e53ac6e6b7d28fcedc347", kill_on_drop: false }` [INFO] [stdout] e0452abfdfa4c4692c38f0b73354ab6bf448a56ba76e53ac6e6b7d28fcedc347 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6781beb8120f1c99b3edbccb167a438e22c23e333f8e1db4fcfea1ca83e4ddc4 [INFO] running `Command { std: "docker" "start" "-a" "6781beb8120f1c99b3edbccb167a438e22c23e333f8e1db4fcfea1ca83e4ddc4", 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 0.14s [INFO] running `Command { std: "docker" "inspect" "6781beb8120f1c99b3edbccb167a438e22c23e333f8e1db4fcfea1ca83e4ddc4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6781beb8120f1c99b3edbccb167a438e22c23e333f8e1db4fcfea1ca83e4ddc4", kill_on_drop: false }` [INFO] [stdout] 6781beb8120f1c99b3edbccb167a438e22c23e333f8e1db4fcfea1ca83e4ddc4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 71eeabf2893c6983be76d7e540e67d62d623805c129e8c6990ee2c8827afe612 [INFO] running `Command { std: "docker" "start" "-a" "71eeabf2893c6983be76d7e540e67d62d623805c129e8c6990ee2c8827afe612", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.103 [INFO] [stderr] Compiling unicode-ident v1.0.22 [INFO] [stderr] Compiling stable_deref_trait v1.2.1 [INFO] [stderr] Compiling writeable v0.6.2 [INFO] [stderr] Compiling litemap v0.8.1 [INFO] [stderr] Compiling icu_properties_data v2.1.1 [INFO] [stderr] Compiling icu_normalizer_data v2.1.1 [INFO] [stderr] Compiling smallvec v1.15.1 [INFO] [stderr] Compiling equivalent v1.0.2 [INFO] [stderr] Compiling hashbrown v0.16.0 [INFO] [stderr] Compiling winnow v0.5.40 [INFO] [stderr] Compiling regex-syntax v0.8.8 [INFO] [stderr] Compiling percent-encoding v2.3.2 [INFO] [stderr] Compiling quote v1.0.42 [INFO] [stderr] Compiling pulldown-cmark v0.9.6 [INFO] [stderr] Compiling bitflags v2.10.0 [INFO] [stderr] Compiling unicase v2.8.1 [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 form_urlencoded v1.2.2 [INFO] [stderr] Compiling indexmap v2.12.0 [INFO] [stderr] Compiling syn v2.0.110 [INFO] [stderr] Compiling regex-automata v0.4.13 [INFO] [stderr] Compiling regex v1.12.2 [INFO] [stderr] Compiling synstructure v0.13.2 [INFO] [stderr] Compiling zerofrom-derive v0.1.6 [INFO] [stderr] Compiling yoke-derive v0.8.1 [INFO] [stderr] Compiling zerovec-derive v0.11.2 [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 v0.8.1 [INFO] [stderr] Compiling zerotrie v0.2.3 [INFO] [stderr] Compiling zerovec v0.11.5 [INFO] [stderr] Compiling tinystr v0.8.2 [INFO] [stderr] Compiling potential_utf v0.1.4 [INFO] [stderr] Compiling icu_locale_core v2.1.1 [INFO] [stderr] Compiling icu_collections v2.1.1 [INFO] [stderr] Compiling icu_provider v2.1.1 [INFO] [stderr] Compiling icu_properties v2.1.1 [INFO] [stderr] Compiling icu_normalizer v2.1.1 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling serde_spanned v0.6.9 [INFO] [stderr] Compiling toml_datetime v0.6.11 [INFO] [stderr] Compiling toml_edit v0.19.15 [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 24.43s [INFO] running `Command { std: "docker" "inspect" "71eeabf2893c6983be76d7e540e67d62d623805c129e8c6990ee2c8827afe612", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71eeabf2893c6983be76d7e540e67d62d623805c129e8c6990ee2c8827afe612", kill_on_drop: false }` [INFO] [stdout] 71eeabf2893c6983be76d7e540e67d62d623805c129e8c6990ee2c8827afe612 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a67a7640c8605085125136e2c52a3bc2af12af9306f721f8aa6891084e43f62c [INFO] running `Command { std: "docker" "start" "-a" "a67a7640c8605085125136e2c52a3bc2af12af9306f721f8aa6891084e43f62c", 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 (run `cargo fix --lib -p gen-combinations` to apply 1 suggestion) [INFO] [stderr] warning: `gen-combinations` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/gen_combinations-3257a3d1079a193e) [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] [stdout] test generate_more_combinations ... ok [INFO] [stdout] test misuse_arguments ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/version-numbers.rs (/opt/rustwide/target/debug/deps/version_numbers-6b177cbe6fd00352) [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 0.01s [INFO] [stderr] Doc-tests gen_combinations [INFO] [stdout] [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 0.27s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "a67a7640c8605085125136e2c52a3bc2af12af9306f721f8aa6891084e43f62c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a67a7640c8605085125136e2c52a3bc2af12af9306f721f8aa6891084e43f62c", kill_on_drop: false }` [INFO] [stdout] a67a7640c8605085125136e2c52a3bc2af12af9306f721f8aa6891084e43f62c