[INFO] cloning repository https://github.com/hardvain/dsa [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hardvain/dsa" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhardvain%2Fdsa", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhardvain%2Fdsa'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 61b98346e489768a04e8c5b7e032959961e404d4 [INFO] testing hardvain/dsa against 1.98.0-beta.1 for beta-1.98-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhardvain%2Fdsa" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/hardvain/dsa [INFO] removed 0 missing tests [INFO] finished tweaking git repo https://github.com/hardvain/dsa [INFO] tweaked toml for git repo https://github.com/hardvain/dsa written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/hardvain/dsa on toolchain 1.98.0-beta.1 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.98.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/hardvain/dsa 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" "+1.98.0-beta.1" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }` [INFO] [stdout] c5a768b1fdbe70f01637df5707d363580f369f2a9609b14adcc52a6ccc2069b7 [INFO] running `Command { std: "docker" "start" "c5a768b1fdbe70f01637df5707d363580f369f2a9609b14adcc52a6ccc2069b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c5a768b1fdbe70f01637df5707d363580f369f2a9609b14adcc52a6ccc2069b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c5a768b1fdbe70f01637df5707d363580f369f2a9609b14adcc52a6ccc2069b7" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c5a768b1fdbe70f01637df5707d363580f369f2a9609b14adcc52a6ccc2069b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c5a768b1fdbe70f01637df5707d363580f369f2a9609b14adcc52a6ccc2069b7" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] Compiling dsa v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/singly_linked_list.rs:189:17 [INFO] [stdout] | [INFO] [stdout] 189 | pub fn iter(&self) -> SinglyLinkedListIterator { [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] 189 | pub fn iter(&self) -> SinglyLinkedListIterator<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/singly_linked_list.rs:198:21 [INFO] [stdout] | [INFO] [stdout] 198 | pub fn iter_mut(&mut self) -> SinglyLinkedListIteratorMut { [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] 198 | pub fn iter_mut(&mut self) -> SinglyLinkedListIteratorMut<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s [INFO] running `Command { std: "docker" "inspect" "c5a768b1fdbe70f01637df5707d363580f369f2a9609b14adcc52a6ccc2069b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c5a768b1fdbe70f01637df5707d363580f369f2a9609b14adcc52a6ccc2069b7" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/singly_linked_list.rs:189:17 [INFO] [stdout] | [INFO] [stdout] 189 | pub fn iter(&self) -> SinglyLinkedListIterator { [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] 189 | pub fn iter(&self) -> SinglyLinkedListIterator<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/singly_linked_list.rs:198:21 [INFO] [stdout] | [INFO] [stdout] 198 | pub fn iter_mut(&mut self) -> SinglyLinkedListIteratorMut { [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] 198 | pub fn iter_mut(&mut self) -> SinglyLinkedListIteratorMut<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling dsa v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/singly_linked_list.rs:189:17 [INFO] [stdout] | [INFO] [stdout] 189 | pub fn iter(&self) -> SinglyLinkedListIterator { [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] 189 | pub fn iter(&self) -> SinglyLinkedListIterator<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/singly_linked_list.rs:198:21 [INFO] [stdout] | [INFO] [stdout] 198 | pub fn iter_mut(&mut self) -> SinglyLinkedListIteratorMut { [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] 198 | pub fn iter_mut(&mut self) -> SinglyLinkedListIteratorMut<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.89s [INFO] running `Command { std: "docker" "inspect" "c5a768b1fdbe70f01637df5707d363580f369f2a9609b14adcc52a6ccc2069b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c5a768b1fdbe70f01637df5707d363580f369f2a9609b14adcc52a6ccc2069b7" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/singly_linked_list.rs:189:17 [INFO] [stderr] | [INFO] [stderr] 189 | pub fn iter(&self) -> SinglyLinkedListIterator { [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] 189 | pub fn iter(&self) -> SinglyLinkedListIterator<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/singly_linked_list.rs:198:21 [INFO] [stderr] | [INFO] [stderr] 198 | pub fn iter_mut(&mut self) -> SinglyLinkedListIteratorMut { [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] 198 | pub fn iter_mut(&mut self) -> SinglyLinkedListIteratorMut<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `dsa` (lib) generated 2 warnings (run `cargo fix --lib -p dsa` to apply 2 suggestions) [INFO] [stderr] warning: `dsa` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dsa-c9a5be2e8bcf317c) [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] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/dsa-d70c3287ab509c05) [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] Running test/mod.rs (/opt/rustwide/target/debug/deps/test-ba63cb93084a277e) [INFO] [stdout] [INFO] [stdout] running 14 tests [INFO] [stdout] test list::singly_linked_list_tests::add_last_works ... ok [INFO] [stdout] test list::singly_linked_list_tests::clear_works ... ok [INFO] [stdout] test list::singly_linked_list_tests::add_all_works ... ok [INFO] [stdout] test list::singly_linked_list_tests::add_and_add_at_works ... ok [INFO] [stdout] test list::singly_linked_list_tests::contains_works ... ok [INFO] [stdout] test list::singly_linked_list_tests::element_at_works ... ok [INFO] [stdout] test list::singly_linked_list_tests::get_element_at_mut_works ... ok [INFO] [stdout] test list::singly_linked_list_tests::get_last_works ... ok [INFO] [stdout] test list::singly_linked_list_tests::last_index_of_works ... ok [INFO] [stdout] test list::singly_linked_list_tests::get_first_works ... ok [INFO] [stdout] test list::singly_linked_list_tests::replace_at_works ... ok [INFO] [stdout] test list::singly_linked_list_tests::length_works ... ok [INFO] [stdout] test list::singly_linked_list_tests::add_first_works ... ok [INFO] [stdout] test list::singly_linked_list_tests::index_of_works ... ok [INFO] [stderr] Doc-tests dsa [INFO] [stdout] [INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s [INFO] [stdout] [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" "c5a768b1fdbe70f01637df5707d363580f369f2a9609b14adcc52a6ccc2069b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5a768b1fdbe70f01637df5707d363580f369f2a9609b14adcc52a6ccc2069b7", kill_on_drop: false }` [INFO] [stdout] c5a768b1fdbe70f01637df5707d363580f369f2a9609b14adcc52a6ccc2069b7