[INFO] cloning repository https://github.com/mkmik/heappy [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mkmik/heappy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkmik%2Fheappy", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkmik%2Fheappy'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3ef53b939c18c5d2d4a84fb39bfd05220e2ccda4 [INFO] testing mkmik/heappy against master#b03b3a7ec92682be2917540b679478d41c95a30c for pr-137122-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkmik%2Fheappy" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-7-tc1/source/rust-toolchain.toml [INFO] started tweaking git repo https://github.com/mkmik/heappy [INFO] finished tweaking git repo https://github.com/mkmik/heappy [INFO] tweaked toml for git repo https://github.com/mkmik/heappy written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/mkmik/heappy on toolchain b03b3a7ec92682be2917540b679478d41c95a30c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b03b3a7ec92682be2917540b679478d41c95a30c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/mkmik/heappy 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" "+b03b3a7ec92682be2917540b679478d41c95a30c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pprof v0.13.0 [INFO] [stderr] Downloaded rgb v0.8.42 [INFO] [stderr] Downloaded croaring v0.5.2 [INFO] [stderr] Downloaded symbolic-common v12.9.2 [INFO] [stderr] Downloaded inferno v0.11.19 [INFO] [stderr] Downloaded symbolic-demangle v12.9.2 [INFO] [stderr] Downloaded croaring-sys v0.5.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+b03b3a7ec92682be2917540b679478d41c95a30c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d10e56dad5c083bc4cc2de51be4a0ae9db0091979ecb7e71141e49424dacc0fa [INFO] running `Command { std: "docker" "start" "-a" "d10e56dad5c083bc4cc2de51be4a0ae9db0091979ecb7e71141e49424dacc0fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d10e56dad5c083bc4cc2de51be4a0ae9db0091979ecb7e71141e49424dacc0fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d10e56dad5c083bc4cc2de51be4a0ae9db0091979ecb7e71141e49424dacc0fa", kill_on_drop: false }` [INFO] [stdout] d10e56dad5c083bc4cc2de51be4a0ae9db0091979ecb7e71141e49424dacc0fa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+b03b3a7ec92682be2917540b679478d41c95a30c" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8a36a1cb0a2cc78bdff450674000b0c23e06e7bd5ba538c6d33c83ff05099a51 [INFO] running `Command { std: "docker" "start" "-a" "8a36a1cb0a2cc78bdff450674000b0c23e06e7bd5ba538c6d33c83ff05099a51", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling libc v0.2.167 [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling anyhow v1.0.86 [INFO] [stderr] Compiling either v1.13.0 [INFO] [stderr] Compiling rustix v0.38.34 [INFO] [stderr] Compiling hashbrown v0.14.5 [INFO] [stderr] Compiling itertools v0.12.1 [INFO] [stderr] Compiling equivalent v1.0.1 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling prettyplease v0.2.20 [INFO] [stderr] Compiling regex-syntax v0.8.4 [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Compiling indexmap v2.2.6 [INFO] [stderr] Compiling bitflags v2.6.0 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling once_cell v1.19.0 [INFO] [stderr] Compiling bytes v1.6.1 [INFO] [stderr] Compiling syn v2.0.87 [INFO] [stderr] Compiling linux-raw-sys v0.4.14 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Compiling fixedbitset v0.4.2 [INFO] [stderr] Compiling log v0.4.22 [INFO] [stderr] Compiling memchr v2.7.4 [INFO] [stderr] Compiling fastrand v2.1.0 [INFO] [stderr] Compiling petgraph v0.6.5 [INFO] [stderr] Compiling regex-automata v0.4.7 [INFO] [stderr] Compiling block-buffer v0.10.4 [INFO] [stderr] Compiling crypto-common v0.1.6 [INFO] [stderr] Compiling digest v0.10.7 [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Compiling cpufeatures v0.2.12 [INFO] [stderr] Compiling multimap v0.10.0 [INFO] [stderr] Compiling cpp_demangle v0.4.3 [INFO] [stderr] Compiling scopeguard v1.2.0 [INFO] [stderr] Compiling uuid v1.9.1 [INFO] [stderr] Compiling heck v0.5.0 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Compiling cc v1.0.105 [INFO] [stderr] Compiling debugid v0.8.0 [INFO] [stderr] Compiling sha2 v0.10.8 [INFO] [stderr] Compiling getrandom v0.2.15 [INFO] [stderr] Compiling memmap2 v0.9.4 [INFO] [stderr] Compiling protobuf v2.28.0 [INFO] [stderr] Compiling itoa v1.0.11 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling arrayvec v0.7.4 [INFO] [stderr] Compiling bytemuck v1.16.1 [INFO] [stderr] Compiling symbolic-demangle v12.9.2 [INFO] [stderr] Compiling rustc-demangle v0.1.24 [INFO] [stderr] Compiling gimli v0.31.0 [INFO] [stderr] Compiling zerocopy v0.7.35 [INFO] [stderr] Compiling stable_deref_trait v1.2.0 [INFO] [stderr] Compiling adler2 v2.0.0 [INFO] [stderr] Compiling tempfile v3.10.1 [INFO] [stderr] Compiling smallvec v1.13.2 [INFO] [stderr] Compiling regex v1.10.5 [INFO] [stderr] Compiling miniz_oxide v0.8.0 [INFO] [stderr] Compiling symbolic-common v12.9.2 [INFO] [stderr] Compiling findshlibs v0.10.2 [INFO] [stderr] Compiling rgb v0.8.42 [INFO] [stderr] Compiling num-format v0.4.4 [INFO] [stderr] Compiling is-terminal v0.4.12 [INFO] [stderr] Compiling quick-xml v0.26.0 [INFO] [stderr] Compiling object v0.36.1 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling str_stack v0.1.0 [INFO] [stderr] Compiling nix v0.26.4 [INFO] [stderr] Compiling inferno v0.11.19 [INFO] [stderr] Compiling parking_lot v0.12.3 [INFO] [stderr] Compiling spin v0.9.8 [INFO] [stderr] Compiling addr2line v0.24.1 [INFO] [stderr] Compiling lazy_static v1.5.0 [INFO] [stderr] Compiling prost-derive v0.12.6 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling prost v0.12.6 [INFO] [stderr] Compiling prost-types v0.12.6 [INFO] [stderr] Compiling backtrace v0.3.74 [INFO] [stderr] Compiling prost-build v0.12.6 [INFO] [stderr] Compiling pprof v0.13.0 [INFO] [stderr] Compiling heappy v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated functions `enabled` and `track_allocated` are never used [INFO] [stdout] --> src/profiler.rs:65:8 [INFO] [stdout] | [INFO] [stdout] 64 | impl Profiler { [INFO] [stdout] | ------------- associated functions in this implementation [INFO] [stdout] 65 | fn enabled() -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 86 | pub(crate) unsafe fn track_allocated(size: isize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `allocated_objects`, `allocated_bytes`, and `next_sample` are never read [INFO] [stdout] --> src/profiler.rs:368:5 [INFO] [stdout] | [INFO] [stdout] 366 | struct ProfilerState { [INFO] [stdout] | ------------- fields in this struct [INFO] [stdout] 367 | collector: collector::Collector>, [INFO] [stdout] 368 | allocated_objects: isize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 369 | allocated_bytes: isize, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 375 | next_sample: isize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `push` is never used [INFO] [stdout] --> src/profiler.rs:435:8 [INFO] [stdout] | [INFO] [stdout] 425 | impl Frames { [INFO] [stdout] | ------------------------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 435 | fn push(&mut self, frame: &Frame) -> bool { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `record` is never used [INFO] [stdout] --> src/collector.rs:38:12 [INFO] [stdout] | [INFO] [stdout] 31 | impl Collector { [INFO] [stdout] | ----------------------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 38 | pub fn record(&mut self, key: K, bytes: isize) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/profiler.rs:442:13 [INFO] [stdout] | [INFO] [stdout] 442 | fn iter(&self) -> FramesIterator { [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] 442 | fn iter(&self) -> FramesIterator<'_, N> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 10s [INFO] running `Command { std: "docker" "inspect" "8a36a1cb0a2cc78bdff450674000b0c23e06e7bd5ba538c6d33c83ff05099a51", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a36a1cb0a2cc78bdff450674000b0c23e06e7bd5ba538c6d33c83ff05099a51", kill_on_drop: false }` [INFO] [stdout] 8a36a1cb0a2cc78bdff450674000b0c23e06e7bd5ba538c6d33c83ff05099a51 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+b03b3a7ec92682be2917540b679478d41c95a30c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4f0028334f49e96fdbbf98ae66e2143c85f7eaea3519228ca2e2714d9fb7c45a [INFO] running `Command { std: "docker" "start" "-a" "4f0028334f49e96fdbbf98ae66e2143c85f7eaea3519228ca2e2714d9fb7c45a", kill_on_drop: false }` [INFO] [stdout] warning: associated functions `enabled` and `track_allocated` are never used [INFO] [stdout] --> src/profiler.rs:65:8 [INFO] [stdout] | [INFO] [stdout] 64 | impl Profiler { [INFO] [stdout] | ------------- associated functions in this implementation [INFO] [stdout] 65 | fn enabled() -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 86 | pub(crate) unsafe fn track_allocated(size: isize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `allocated_objects`, `allocated_bytes`, and `next_sample` are never read [INFO] [stdout] --> src/profiler.rs:368:5 [INFO] [stdout] | [INFO] [stdout] 366 | struct ProfilerState { [INFO] [stdout] | ------------- fields in this struct [INFO] [stdout] 367 | collector: collector::Collector>, [INFO] [stdout] 368 | allocated_objects: isize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 369 | allocated_bytes: isize, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 375 | next_sample: isize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `push` is never used [INFO] [stdout] --> src/profiler.rs:435:8 [INFO] [stdout] | [INFO] [stdout] 425 | impl Frames { [INFO] [stdout] | ------------------------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 435 | fn push(&mut self, frame: &Frame) -> bool { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `record` is never used [INFO] [stdout] --> src/collector.rs:38:12 [INFO] [stdout] | [INFO] [stdout] 31 | impl Collector { [INFO] [stdout] | ----------------------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 38 | pub fn record(&mut self, key: K, bytes: isize) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/profiler.rs:442:13 [INFO] [stdout] | [INFO] [stdout] 442 | fn iter(&self) -> FramesIterator { [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] 442 | fn iter(&self) -> FramesIterator<'_, N> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling heappy v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated functions `enabled` and `track_allocated` are never used [INFO] [stdout] --> src/profiler.rs:65:8 [INFO] [stdout] | [INFO] [stdout] 64 | impl Profiler { [INFO] [stdout] | ------------- associated functions in this implementation [INFO] [stdout] 65 | fn enabled() -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 86 | pub(crate) unsafe fn track_allocated(size: isize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `allocated_objects`, `allocated_bytes`, and `next_sample` are never read [INFO] [stdout] --> src/profiler.rs:368:5 [INFO] [stdout] | [INFO] [stdout] 366 | struct ProfilerState { [INFO] [stdout] | ------------- fields in this struct [INFO] [stdout] 367 | collector: collector::Collector>, [INFO] [stdout] 368 | allocated_objects: isize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 369 | allocated_bytes: isize, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 375 | next_sample: isize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `push` is never used [INFO] [stdout] --> src/profiler.rs:435:8 [INFO] [stdout] | [INFO] [stdout] 425 | impl Frames { [INFO] [stdout] | ------------------------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 435 | fn push(&mut self, frame: &Frame) -> bool { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `record` is never used [INFO] [stdout] --> src/collector.rs:38:12 [INFO] [stdout] | [INFO] [stdout] 31 | impl Collector { [INFO] [stdout] | ----------------------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 38 | pub fn record(&mut self, key: K, bytes: isize) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/profiler.rs:442:13 [INFO] [stdout] | [INFO] [stdout] 442 | fn iter(&self) -> FramesIterator { [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] 442 | fn iter(&self) -> FramesIterator<'_, N> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.91s [INFO] running `Command { std: "docker" "inspect" "4f0028334f49e96fdbbf98ae66e2143c85f7eaea3519228ca2e2714d9fb7c45a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f0028334f49e96fdbbf98ae66e2143c85f7eaea3519228ca2e2714d9fb7c45a", kill_on_drop: false }` [INFO] [stdout] 4f0028334f49e96fdbbf98ae66e2143c85f7eaea3519228ca2e2714d9fb7c45a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+b03b3a7ec92682be2917540b679478d41c95a30c" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] fb7444625ae66ec14cfac029001abaab54f58e42da128494245b0c2a6a012528 [INFO] running `Command { std: "docker" "start" "-a" "fb7444625ae66ec14cfac029001abaab54f58e42da128494245b0c2a6a012528", kill_on_drop: false }` [INFO] [stderr] warning: associated functions `enabled` and `track_allocated` are never used [INFO] [stderr] --> src/profiler.rs:65:8 [INFO] [stderr] | [INFO] [stderr] 64 | impl Profiler { [INFO] [stderr] | ------------- associated functions in this implementation [INFO] [stderr] 65 | fn enabled() -> bool { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 86 | pub(crate) unsafe fn track_allocated(size: isize) { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: fields `allocated_objects`, `allocated_bytes`, and `next_sample` are never read [INFO] [stderr] --> src/profiler.rs:368:5 [INFO] [stderr] | [INFO] [stderr] 366 | struct ProfilerState { [INFO] [stderr] | ------------- fields in this struct [INFO] [stderr] 367 | collector: collector::Collector>, [INFO] [stderr] 368 | allocated_objects: isize, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] 369 | allocated_bytes: isize, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 375 | next_sample: isize, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method `push` is never used [INFO] [stderr] --> src/profiler.rs:435:8 [INFO] [stderr] | [INFO] [stderr] 425 | impl Frames { [INFO] [stderr] | ------------------------------ method in this implementation [INFO] [stderr] ... [INFO] [stderr] 435 | fn push(&mut self, frame: &Frame) -> bool { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: method `record` is never used [INFO] [stderr] --> src/collector.rs:38:12 [INFO] [stderr] | [INFO] [stderr] 31 | impl Collector { [INFO] [stderr] | ----------------------------------------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 38 | pub fn record(&mut self, key: K, bytes: isize) { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/profiler.rs:442:13 [INFO] [stderr] | [INFO] [stderr] 442 | fn iter(&self) -> FramesIterator { [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] 442 | fn iter(&self) -> FramesIterator<'_, N> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `heappy` (lib) generated 5 warnings [INFO] [stderr] warning: `heappy` (lib test) generated 5 warnings (5 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/heappy-4fbb719c3d1c8c5a) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test profiler::test::test_reentrant ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests heappy [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" "fb7444625ae66ec14cfac029001abaab54f58e42da128494245b0c2a6a012528", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb7444625ae66ec14cfac029001abaab54f58e42da128494245b0c2a6a012528", kill_on_drop: false }` [INFO] [stdout] fb7444625ae66ec14cfac029001abaab54f58e42da128494245b0c2a6a012528