[INFO] cloning repository https://github.com/will-lynas/rust-data-structures [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/will-lynas/rust-data-structures" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwill-lynas%2Frust-data-structures", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwill-lynas%2Frust-data-structures'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] aeec3825134fefeaefd439fc3fa3339cd9f6cec6 [INFO] testing will-lynas/rust-data-structures against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwill-lynas%2Frust-data-structures" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/will-lynas/rust-data-structures [INFO] finished tweaking git repo https://github.com/will-lynas/rust-data-structures [INFO] tweaked toml for git repo https://github.com/will-lynas/rust-data-structures written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/will-lynas/rust-data-structures on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/will-lynas/rust-data-structures 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 36d7682577c15d4988a9ff940443e0f137a1d415458e15ebee051e616fe1d531 [INFO] running `Command { std: "docker" "start" "-a" "36d7682577c15d4988a9ff940443e0f137a1d415458e15ebee051e616fe1d531", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "36d7682577c15d4988a9ff940443e0f137a1d415458e15ebee051e616fe1d531", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "36d7682577c15d4988a9ff940443e0f137a1d415458e15ebee051e616fe1d531", kill_on_drop: false }` [INFO] [stdout] 36d7682577c15d4988a9ff940443e0f137a1d415458e15ebee051e616fe1d531 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 5180ca35aecbd71331b04190851476d068e88af071b009b93ec02fdf77534892 [INFO] running `Command { std: "docker" "start" "-a" "5180ca35aecbd71331b04190851476d068e88af071b009b93ec02fdf77534892", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.92 [INFO] [stderr] Compiling unicode-ident v1.0.14 [INFO] [stderr] Compiling thiserror v2.0.9 [INFO] [stderr] Compiling quote v1.0.38 [INFO] [stderr] Compiling syn v2.0.94 [INFO] [stderr] Compiling thiserror-impl v2.0.9 [INFO] [stderr] Compiling rust-data-structures v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/linked_list.rs:27:17 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn iter(&self) -> LinkedListIterator { [INFO] [stdout] | ^^^^^ --------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 27 | pub fn iter(&self) -> LinkedListIterator<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.50s [INFO] running `Command { std: "docker" "inspect" "5180ca35aecbd71331b04190851476d068e88af071b009b93ec02fdf77534892", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5180ca35aecbd71331b04190851476d068e88af071b009b93ec02fdf77534892", kill_on_drop: false }` [INFO] [stdout] 5180ca35aecbd71331b04190851476d068e88af071b009b93ec02fdf77534892 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 031bef2308800f124b4ff01136243c967a33a09d8ec0f3ae291507b42a3112a9 [INFO] running `Command { std: "docker" "start" "-a" "031bef2308800f124b4ff01136243c967a33a09d8ec0f3ae291507b42a3112a9", kill_on_drop: false }` [INFO] [stderr] Compiling rust-data-structures v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/linked_list.rs:27:17 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn iter(&self) -> LinkedListIterator { [INFO] [stdout] | ^^^^^ --------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 27 | pub fn iter(&self) -> LinkedListIterator<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/linked_list.rs:27:17 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn iter(&self) -> LinkedListIterator { [INFO] [stdout] | ^^^^^ --------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 27 | pub fn iter(&self) -> LinkedListIterator<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.71s [INFO] running `Command { std: "docker" "inspect" "031bef2308800f124b4ff01136243c967a33a09d8ec0f3ae291507b42a3112a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "031bef2308800f124b4ff01136243c967a33a09d8ec0f3ae291507b42a3112a9", kill_on_drop: false }` [INFO] [stdout] 031bef2308800f124b4ff01136243c967a33a09d8ec0f3ae291507b42a3112a9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 1d6d23f17ea6cc1fdfc46eb1cc1b046348d0cc4af6fd1d19ea882cc37b34ceb3 [INFO] running `Command { std: "docker" "start" "-a" "1d6d23f17ea6cc1fdfc46eb1cc1b046348d0cc4af6fd1d19ea882cc37b34ceb3", kill_on_drop: false }` [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/linked_list.rs:27:17 [INFO] [stderr] | [INFO] [stderr] 27 | pub fn iter(&self) -> LinkedListIterator { [INFO] [stderr] | ^^^^^ --------------------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 27 | pub fn iter(&self) -> LinkedListIterator<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `rust-data-structures` (lib) generated 1 warning (run `cargo fix --lib -p rust-data-structures` to apply 1 suggestion) [INFO] [stderr] warning: `rust-data-structures` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/rust_data_structures-75dbfc61cd8b5517) [INFO] [stdout] [INFO] [stdout] running 19 tests [INFO] [stdout] test linked_list::test::empty ... ok [INFO] [stdout] test linked_list::test::from_vec ... ok [INFO] [stdout] test linked_list::test::insert_at_head ... ok [INFO] [stdout] test linked_list::test::insert_at_tail ... ok [INFO] [stdout] test linked_list::test::insert_in_middle ... ok [INFO] [stdout] test linked_list::test::iter_single_element ... ok [INFO] [stdout] test linked_list::test::last ... ok [INFO] [stdout] test linked_list::test::iter_does_not_consume_list ... ok [INFO] [stdout] test linked_list::test::insert_out_of_bounds ... ok [INFO] [stdout] test linked_list::test::pop ... ok [INFO] [stdout] test linked_list::test::pop_empty ... ok [INFO] [stdout] test linked_list::test::iter_multiple_elements ... ok [INFO] [stdout] test linked_list::test::iter_empty_list ... ok [INFO] [stdout] test linked_list::test::push ... ok [INFO] [stdout] test linked_list::test::remove_from_empty_list ... ok [INFO] [stdout] test linked_list::test::remove_from_head ... ok [INFO] [stdout] test linked_list::test::remove_from_middle ... ok [INFO] [stdout] test linked_list::test::remove_out_of_bounds ... ok [INFO] [stdout] test linked_list::test::remove_from_tail ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "1d6d23f17ea6cc1fdfc46eb1cc1b046348d0cc4af6fd1d19ea882cc37b34ceb3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1d6d23f17ea6cc1fdfc46eb1cc1b046348d0cc4af6fd1d19ea882cc37b34ceb3", kill_on_drop: false }` [INFO] [stdout] 1d6d23f17ea6cc1fdfc46eb1cc1b046348d0cc4af6fd1d19ea882cc37b34ceb3