[INFO] fetching crate dlist 0.1.4... [INFO] testing dlist-0.1.4 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1 [INFO] extracting crate dlist 0.1.4 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate dlist 0.1.4 [INFO] finished tweaking crates.io crate dlist 0.1.4 [INFO] tweaked toml for crates.io crate dlist 0.1.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate dlist 0.1.4 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 16 packages to latest compatible versions [INFO] [stderr] Adding lipsum v0.7.0 (available: v0.9.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f97f49cad12e79e8846f7146597c7871b65d071d3115e1e7e96dd53b1edabd35 [INFO] running `Command { std: "docker" "start" "-a" "f97f49cad12e79e8846f7146597c7871b65d071d3115e1e7e96dd53b1edabd35", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f97f49cad12e79e8846f7146597c7871b65d071d3115e1e7e96dd53b1edabd35", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f97f49cad12e79e8846f7146597c7871b65d071d3115e1e7e96dd53b1edabd35", kill_on_drop: false }` [INFO] [stdout] f97f49cad12e79e8846f7146597c7871b65d071d3115e1e7e96dd53b1edabd35 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0ee286495c8a286ac8841a47f6e87f0e17b7ec321a9b36531d141be9d5c874d7 [INFO] running `Command { std: "docker" "start" "-a" "0ee286495c8a286ac8841a47f6e87f0e17b7ec321a9b36531d141be9d5c874d7", kill_on_drop: false }` [INFO] [stderr] Compiling dlist v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/distance_list.rs:55:25 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn get_by_index(&self, index: usize) -> Option> { [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] 55 | pub fn get_by_index(&self, index: usize) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/distance_list.rs:62:28 [INFO] [stdout] | [INFO] [stdout] 62 | pub fn get_by_distance(&self, distance: M::Measure) -> Option> { [INFO] [stdout] | ^^^^^ the lifetime is elided here ----------------------- the same lifetime is hidden 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] 62 | pub fn get_by_distance(&self, distance: M::Measure) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s [INFO] running `Command { std: "docker" "inspect" "0ee286495c8a286ac8841a47f6e87f0e17b7ec321a9b36531d141be9d5c874d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0ee286495c8a286ac8841a47f6e87f0e17b7ec321a9b36531d141be9d5c874d7", kill_on_drop: false }` [INFO] [stdout] 0ee286495c8a286ac8841a47f6e87f0e17b7ec321a9b36531d141be9d5c874d7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d9e37068aa19d98dca7abfcf722cea97bc86577cdae4668293f54feface63bcb [INFO] running `Command { std: "docker" "start" "-a" "d9e37068aa19d98dca7abfcf722cea97bc86577cdae4668293f54feface63bcb", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.176 [INFO] [stderr] Compiling zerocopy v0.8.27 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/distance_list.rs:55:25 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn get_by_index(&self, index: usize) -> Option> { [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] 55 | pub fn get_by_index(&self, index: usize) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/distance_list.rs:62:28 [INFO] [stdout] | [INFO] [stdout] 62 | pub fn get_by_distance(&self, distance: M::Measure) -> Option> { [INFO] [stdout] | ^^^^^ the lifetime is elided here ----------------------- the same lifetime is hidden 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] 62 | pub fn get_by_distance(&self, distance: M::Measure) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.21 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling lipsum v0.7.0 [INFO] [stderr] Compiling dlist v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `MeasurerU32` is never constructed [INFO] [stdout] --> tests/get_by_distance_tests.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | struct MeasurerU32; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/distance_list.rs:55:25 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn get_by_index(&self, index: usize) -> Option> { [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] 55 | pub fn get_by_index(&self, index: usize) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/distance_list.rs:62:28 [INFO] [stdout] | [INFO] [stdout] 62 | pub fn get_by_distance(&self, distance: M::Measure) -> Option> { [INFO] [stdout] | ^^^^^ the lifetime is elided here ----------------------- the same lifetime is hidden 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] 62 | pub fn get_by_distance(&self, distance: M::Measure) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 5.76s [INFO] running `Command { std: "docker" "inspect" "d9e37068aa19d98dca7abfcf722cea97bc86577cdae4668293f54feface63bcb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d9e37068aa19d98dca7abfcf722cea97bc86577cdae4668293f54feface63bcb", kill_on_drop: false }` [INFO] [stdout] d9e37068aa19d98dca7abfcf722cea97bc86577cdae4668293f54feface63bcb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b40e68fa13480b43ecaa3488a5a8f3ff45d0e40a2e7f1b004ae35d2f9bfba81d [INFO] running `Command { std: "docker" "start" "-a" "b40e68fa13480b43ecaa3488a5a8f3ff45d0e40a2e7f1b004ae35d2f9bfba81d", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] [INFO] [stderr] --> src/distance_list.rs:55:25 [INFO] [stdout] running 0 tests [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] 55 | pub fn get_by_index(&self, index: usize) -> Option> { [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] | ^^^^^ ----------------------- the same lifetime is hidden here [INFO] [stdout] [INFO] [stderr] | | [INFO] [stdout] [INFO] [stderr] | the lifetime is elided here [INFO] [stdout] running 1 test [INFO] [stderr] | [INFO] [stdout] test del_odd ... ok [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] help: use `'_` for type paths [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] 55 | pub fn get_by_index(&self, index: usize) -> Option> { [INFO] [stdout] running 1 test [INFO] [stderr] | +++ [INFO] [stdout] test get_dist ... ok [INFO] [stderr] [INFO] [stdout] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] --> src/distance_list.rs:62:28 [INFO] [stdout] [INFO] [stderr] | [INFO] [stderr] 62 | pub fn get_by_distance(&self, distance: M::Measure) -> Option> { [INFO] [stderr] | ^^^^^ the lifetime is elided here ----------------------- the same lifetime is hidden 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] 62 | pub fn get_by_distance(&self, distance: M::Measure) -> Option> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `dlist` (lib) generated 2 warnings (run `cargo fix --lib -p dlist` to apply 2 suggestions) [INFO] [stderr] warning: struct `MeasurerU32` is never constructed [INFO] [stderr] --> tests/get_by_distance_tests.rs:5:8 [INFO] [stderr] | [INFO] [stderr] 5 | struct MeasurerU32; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `dlist` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] warning: `dlist` (test "get_by_distance_tests") generated 1 warning [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dlist-5972f3b79cc8e71c) [INFO] [stderr] Running tests/delete_tests.rs (/opt/rustwide/target/debug/deps/delete_tests-c1790a6617f15d7e) [INFO] [stderr] Running tests/get_by_distance_tests.rs (/opt/rustwide/target/debug/deps/get_by_distance_tests-b3136b1273fdfc41) [INFO] [stderr] Doc-tests dlist [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" "b40e68fa13480b43ecaa3488a5a8f3ff45d0e40a2e7f1b004ae35d2f9bfba81d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b40e68fa13480b43ecaa3488a5a8f3ff45d0e40a2e7f1b004ae35d2f9bfba81d", kill_on_drop: false }` [INFO] [stdout] b40e68fa13480b43ecaa3488a5a8f3ff45d0e40a2e7f1b004ae35d2f9bfba81d