[INFO] fetching crate nexus-collections 0.7.0... [INFO] checking nexus-collections-0.7.0 against master#035b01b794602d5861daa43ac792f372f8981ed7 for 152214-denied-retry-0 [INFO] extracting crate nexus-collections 0.7.0 into /workspace/builds/worker-6-tc1/source [INFO] started tweaking crates.io crate nexus-collections 0.7.0 [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate nexus-collections 0.7.0 [INFO] tweaked toml for crates.io crate nexus-collections 0.7.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate nexus-collections 0.7.0 on toolchain 035b01b794602d5861daa43ac792f372f8981ed7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+035b01b794602d5861daa43ac792f372f8981ed7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate nexus-collections 0.7.0 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" "+035b01b794602d5861daa43ac792f372f8981ed7" "fetch" "--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] Downloading crates ... [INFO] [stderr] Downloaded seq-macro v0.3.6 [INFO] [stderr] Downloaded nexus-slab v0.11.1 [INFO] [stderr] Downloaded serial_test_derive v3.3.1 [INFO] [stderr] Downloaded serial_test v3.3.1 [INFO] [stderr] Downloaded zmij v0.1.9 [INFO] [stderr] Downloaded target-triple v1.0.0 [INFO] [stderr] Downloaded toml v0.9.11+spec-1.1.0 [INFO] [stderr] Downloaded trybuild v1.0.115 [INFO] [stderr] Downloaded serde_json v1.0.147 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+035b01b794602d5861daa43ac792f372f8981ed7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 49990176ef2f733303ec9832f91d9b058b6cc54a2e752764c43e0d980cd0907c [INFO] running `Command { std: "docker" "start" "-a" "49990176ef2f733303ec9832f91d9b058b6cc54a2e752764c43e0d980cd0907c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "49990176ef2f733303ec9832f91d9b058b6cc54a2e752764c43e0d980cd0907c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "49990176ef2f733303ec9832f91d9b058b6cc54a2e752764c43e0d980cd0907c", kill_on_drop: false }` [INFO] [stdout] 49990176ef2f733303ec9832f91d9b058b6cc54a2e752764c43e0d980cd0907c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+035b01b794602d5861daa43ac792f372f8981ed7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a89f2f9970f3ec4707292a6b006b442f73d3ce786154eff11cf5488704167434 [INFO] running `Command { std: "docker" "start" "-a" "a89f2f9970f3ec4707292a6b006b442f73d3ce786154eff11cf5488704167434", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.103 [INFO] [stderr] Compiling quote v1.0.42 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Checking getrandom v0.3.4 [INFO] [stderr] Checking memchr v2.7.6 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking simd-adler32 v0.3.8 [INFO] [stderr] Checking futures-core v0.3.31 [INFO] [stderr] Compiling target-triple v1.0.0 [INFO] [stderr] Checking rand_core v0.9.3 [INFO] [stderr] Compiling serde_json v1.0.147 [INFO] [stderr] Checking smallvec v1.15.1 [INFO] [stderr] Checking winnow v0.7.14 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Checking miniz_oxide v0.8.9 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Checking parking_lot_core v0.9.12 [INFO] [stderr] Checking zmij v0.1.9 [INFO] [stderr] Checking sdd v3.0.10 [INFO] [stderr] Checking flate2 v1.1.5 [INFO] [stderr] Checking scc v2.4.0 [INFO] [stderr] Checking crossbeam-channel v0.5.15 [INFO] [stderr] Compiling syn v2.0.111 [INFO] [stderr] Checking parking_lot v0.12.5 [INFO] [stderr] Checking nom v7.1.3 [INFO] [stderr] Checking rand_chacha v0.9.0 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Checking nexus-slab v0.11.1 [INFO] [stderr] Checking toml_parser v1.0.6+spec-1.1.0 [INFO] [stderr] Checking once_cell v1.21.3 [INFO] [stderr] Checking glob v0.3.3 [INFO] [stderr] Checking rand v0.9.2 [INFO] [stderr] Compiling seq-macro v0.3.6 [INFO] [stderr] Checking nexus-collections v0.7.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking toml v0.9.11+spec-1.1.0 [INFO] [stderr] Checking futures-executor v0.3.31 [INFO] [stderr] Checking hdrhistogram v7.5.4 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling serial_test_derive v3.3.1 [INFO] [stderr] Checking serial_test v3.3.1 [INFO] [stderr] Checking trybuild v1.0.115 [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> examples/perf_skiplist.rs:227:13 [INFO] [stdout] | [INFO] [stdout] 227 | black_box(map.try_insert(k, 0)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 227 | let _ = black_box(map.try_insert(k, 0)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> examples/perf_skiplist.rs:251:13 [INFO] [stdout] | [INFO] [stdout] 251 | black_box(map.try_insert(k, 0)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 251 | let _ = black_box(map.try_insert(k, 0)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> examples/perf_skiplist.rs:308:13 [INFO] [stdout] | [INFO] [stdout] 308 | black_box(map.try_insert(k, 999)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 308 | let _ = black_box(map.try_insert(k, 999)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> examples/perf_skiplist.rs:376:13 [INFO] [stdout] | [INFO] [stdout] 376 | black_box(map.entry(k).or_try_insert(0)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 376 | let _ = black_box(map.entry(k).or_try_insert(0)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.77s [INFO] running `Command { std: "docker" "inspect" "a89f2f9970f3ec4707292a6b006b442f73d3ce786154eff11cf5488704167434", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a89f2f9970f3ec4707292a6b006b442f73d3ce786154eff11cf5488704167434", kill_on_drop: false }` [INFO] [stdout] a89f2f9970f3ec4707292a6b006b442f73d3ce786154eff11cf5488704167434