[INFO] fetching crate lfu 0.2.5... [INFO] testing lfu-0.2.5 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate lfu 0.2.5 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate lfu 0.2.5 [INFO] finished tweaking crates.io crate lfu 0.2.5 [INFO] tweaked toml for crates.io crate lfu 0.2.5 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate lfu 0.2.5 on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "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] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 2 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ee62e6306f75e5f09e53fb7ca8b8fbe9068d76078b6e5e7946bfb37320d92eaf [INFO] running `Command { std: "docker" "start" "-a" "ee62e6306f75e5f09e53fb7ca8b8fbe9068d76078b6e5e7946bfb37320d92eaf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ee62e6306f75e5f09e53fb7ca8b8fbe9068d76078b6e5e7946bfb37320d92eaf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee62e6306f75e5f09e53fb7ca8b8fbe9068d76078b6e5e7946bfb37320d92eaf", kill_on_drop: false }` [INFO] [stdout] ee62e6306f75e5f09e53fb7ca8b8fbe9068d76078b6e5e7946bfb37320d92eaf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 640524da117cdab123d98965d548b25d8c87b668599569d32acee88ea0c4ba30 [INFO] running `Command { std: "docker" "start" "-a" "640524da117cdab123d98965d548b25d8c87b668599569d32acee88ea0c4ba30", kill_on_drop: false }` [INFO] [stderr] Compiling linked-hash-map v0.5.6 [INFO] [stderr] Compiling linked_hash_set v0.1.5 [INFO] [stderr] Compiling lfu v0.2.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:124:17 [INFO] [stdout] | [INFO] [stdout] 124 | pub fn iter(&self) -> LfuIterator { [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] 124 | pub fn iter(&self) -> LfuIterator<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.63s [INFO] running `Command { std: "docker" "inspect" "640524da117cdab123d98965d548b25d8c87b668599569d32acee88ea0c4ba30", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "640524da117cdab123d98965d548b25d8c87b668599569d32acee88ea0c4ba30", kill_on_drop: false }` [INFO] [stdout] 640524da117cdab123d98965d548b25d8c87b668599569d32acee88ea0c4ba30 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 63f0bfffbde6cc42b2c8348eee2036126b7787d625a644d9173e3c1f4c0f8bb7 [INFO] running `Command { std: "docker" "start" "-a" "63f0bfffbde6cc42b2c8348eee2036126b7787d625a644d9173e3c1f4c0f8bb7", kill_on_drop: false }` [INFO] [stderr] Compiling lfu v0.2.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:124:17 [INFO] [stdout] | [INFO] [stdout] 124 | pub fn iter(&self) -> LfuIterator { [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] 124 | pub fn iter(&self) -> LfuIterator<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:124:17 [INFO] [stdout] | [INFO] [stdout] 124 | pub fn iter(&self) -> LfuIterator { [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] 124 | pub fn iter(&self) -> LfuIterator<'_, K, V> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.77s [INFO] running `Command { std: "docker" "inspect" "63f0bfffbde6cc42b2c8348eee2036126b7787d625a644d9173e3c1f4c0f8bb7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "63f0bfffbde6cc42b2c8348eee2036126b7787d625a644d9173e3c1f4c0f8bb7", kill_on_drop: false }` [INFO] [stdout] 63f0bfffbde6cc42b2c8348eee2036126b7787d625a644d9173e3c1f4c0f8bb7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 15d111012bbde53effe49560c599d0d34018c4f5bd4b53436b8068235559ef64 [INFO] running `Command { std: "docker" "start" "-a" "15d111012bbde53effe49560c599d0d34018c4f5bd4b53436b8068235559ef64", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:124:17 [INFO] [stderr] | [INFO] [stderr] 124 | pub fn iter(&self) -> LfuIterator { [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] 124 | pub fn iter(&self) -> LfuIterator<'_, K, V> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `lfu` (lib) generated 1 warning (run `cargo fix --lib -p lfu` to apply 1 suggestion) [INFO] [stderr] warning: `lfu` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lfu-4bad3b84566bf187) [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test tests::test_lfu_consumption ... ok [INFO] [stdout] test tests::test_duplicates ... ok [INFO] [stdout] test tests::test_key_frequency_update ... ok [INFO] [stdout] test tests::test_lfu_deletion ... ok [INFO] [stdout] test tests::test_lfu_iter ... ok [INFO] [stdout] test tests::test_lru_eviction ... ok [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] test tests::test_lfu_indexing ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] Doc-tests lfu [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 10) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.70s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "15d111012bbde53effe49560c599d0d34018c4f5bd4b53436b8068235559ef64", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15d111012bbde53effe49560c599d0d34018c4f5bd4b53436b8068235559ef64", kill_on_drop: false }` [INFO] [stdout] 15d111012bbde53effe49560c599d0d34018c4f5bd4b53436b8068235559ef64