[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] 0c724cba053a6034dfa718efa2283b63296bc3a5
[INFO] testing mkmik/heappy against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkmik%2Fheappy" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mkmik/heappy on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-12/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-12/source/Cargo.toml
[INFO] crate git repo https://github.com/mkmik/heappy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rgb v0.8.27
[INFO] [stderr]   Downloaded bindgen v0.58.1
[INFO] [stderr]   Downloaded str_stack v0.1.0
[INFO] [stderr]   Downloaded inferno v0.10.6
[INFO] [stderr]   Downloaded pprof v0.5.0
[INFO] [stderr]   Downloaded debugid v0.7.2
[INFO] [stderr]   Downloaded croaring v0.5.0
[INFO] [stderr]   Downloaded symbolic-common v8.1.0
[INFO] [stderr]   Downloaded tikv-jemalloc-sys v0.4.1+5.2.1-patched
[INFO] [stderr]   Downloaded croaring-sys v0.5.0
[INFO] [stderr]   Downloaded symbolic-demangle v8.1.0
[INFO] [stderr]   Downloaded spin v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4203401100f032df2cf6e829e288fc6cd4c3c79c408de69849cb4f9d68b20721
[INFO] running `Command { std: "docker" "start" "-a" "4203401100f032df2cf6e829e288fc6cd4c3c79c408de69849cb4f9d68b20721", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4203401100f032df2cf6e829e288fc6cd4c3c79c408de69849cb4f9d68b20721", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4203401100f032df2cf6e829e288fc6cd4c3c79c408de69849cb4f9d68b20721", kill_on_drop: false }`
[INFO] [stdout] 4203401100f032df2cf6e829e288fc6cd4c3c79c408de69849cb4f9d68b20721
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba1c1bb24a13f1a357bb8207cefe9f73adbbad4c2f222de748b3d6e63db0d19a
[INFO] running `Command { std: "docker" "start" "-a" "ba1c1bb24a13f1a357bb8207cefe9f73adbbad4c2f222de748b3d6e63db0d19a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling symbolic-demangle v8.1.0
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling bytemuck v1.5.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.19
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling gimli v0.24.0
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling str_stack v0.1.0
[INFO] [stderr]    Compiling object v0.24.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling ahash v0.6.3
[INFO] [stderr]    Compiling spin v0.9.0
[INFO] [stderr]    Compiling num-format v0.4.0
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling rgb v0.8.27
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling debugid v0.7.2
[INFO] [stderr]    Compiling cpp_demangle v0.3.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling quick-xml v0.20.0
[INFO] [stderr]    Compiling backtrace v0.3.59
[INFO] [stderr]    Compiling addr2line v0.15.1
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling which v4.1.0
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling symbolic-common v8.1.0
[INFO] [stderr]    Compiling prost-build v0.8.0
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling inferno v0.10.6
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling prost-derive v0.8.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling thiserror v1.0.25
[INFO] [stderr]    Compiling prost v0.8.0
[INFO] [stderr]    Compiling prost-types v0.8.0
[INFO] [stderr]    Compiling pprof v0.5.0
[INFO] [stderr]    Compiling heappy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `enabled`
[INFO] [stdout]   --> src/profiler.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 |     fn enabled() -> bool {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `track_allocated`
[INFO] [stdout]   --> src/profiler.rs:84:26
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub(crate) unsafe fn track_allocated(size: isize) {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `allocated_objects`
[INFO] [stdout]    --> src/profiler.rs:364:5
[INFO] [stdout]     |
[INFO] [stdout] 364 |     allocated_objects: isize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `allocated_bytes`
[INFO] [stdout]    --> src/profiler.rs:365:5
[INFO] [stdout]     |
[INFO] [stdout] 365 |     allocated_bytes: isize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `next_sample`
[INFO] [stdout]    --> src/profiler.rs:371:5
[INFO] [stdout]     |
[INFO] [stdout] 371 |     next_sample: isize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `push`
[INFO] [stdout]    --> src/profiler.rs:428:15
[INFO] [stdout]     |
[INFO] [stdout] 428 |     unsafe fn push(&mut self, frame: &Frame) -> bool {
[INFO] [stdout]     |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `record`
[INFO] [stdout]   --> src/collector.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn record(&mut self, key: K, bytes: isize) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.63s
[INFO] running `Command { std: "docker" "inspect" "ba1c1bb24a13f1a357bb8207cefe9f73adbbad4c2f222de748b3d6e63db0d19a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba1c1bb24a13f1a357bb8207cefe9f73adbbad4c2f222de748b3d6e63db0d19a", kill_on_drop: false }`
[INFO] [stdout] ba1c1bb24a13f1a357bb8207cefe9f73adbbad4c2f222de748b3d6e63db0d19a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d04dd17795570c757e25f11c02cf7a150fcf7da8ac46e1ed90ba241d0844c6f9
[INFO] running `Command { std: "docker" "start" "-a" "d04dd17795570c757e25f11c02cf7a150fcf7da8ac46e1ed90ba241d0844c6f9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: associated function is never used: `enabled`
[INFO] [stdout]   --> src/profiler.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 |     fn enabled() -> bool {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `track_allocated`
[INFO] [stdout]   --> src/profiler.rs:84:26
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub(crate) unsafe fn track_allocated(size: isize) {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `allocated_objects`
[INFO] [stdout]    --> src/profiler.rs:364:5
[INFO] [stdout]     |
[INFO] [stdout] 364 |     allocated_objects: isize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `allocated_bytes`
[INFO] [stdout]    --> src/profiler.rs:365:5
[INFO] [stdout]     |
[INFO] [stdout] 365 |     allocated_bytes: isize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `next_sample`
[INFO] [stdout]    --> src/profiler.rs:371:5
[INFO] [stdout]     |
[INFO] [stdout] 371 |     next_sample: isize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `push`
[INFO] [stdout]    --> src/profiler.rs:428:15
[INFO] [stdout]     |
[INFO] [stdout] 428 |     unsafe fn push(&mut self, frame: &Frame) -> bool {
[INFO] [stdout]     |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling heappy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `record`
[INFO] [stdout]   --> src/collector.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn record(&mut self, key: K, bytes: isize) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `enabled`
[INFO] [stdout]   --> src/profiler.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 |     fn enabled() -> bool {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `track_allocated`
[INFO] [stdout]   --> src/profiler.rs:84:26
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub(crate) unsafe fn track_allocated(size: isize) {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `allocated_objects`
[INFO] [stdout]    --> src/profiler.rs:364:5
[INFO] [stdout]     |
[INFO] [stdout] 364 |     allocated_objects: isize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `allocated_bytes`
[INFO] [stdout]    --> src/profiler.rs:365:5
[INFO] [stdout]     |
[INFO] [stdout] 365 |     allocated_bytes: isize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `next_sample`
[INFO] [stdout]    --> src/profiler.rs:371:5
[INFO] [stdout]     |
[INFO] [stdout] 371 |     next_sample: isize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `push`
[INFO] [stdout]    --> src/profiler.rs:428:15
[INFO] [stdout]     |
[INFO] [stdout] 428 |     unsafe fn push(&mut self, frame: &Frame) -> bool {
[INFO] [stdout]     |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `record`
[INFO] [stdout]   --> src/collector.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn record(&mut self, key: K, bytes: isize) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "d04dd17795570c757e25f11c02cf7a150fcf7da8ac46e1ed90ba241d0844c6f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d04dd17795570c757e25f11c02cf7a150fcf7da8ac46e1ed90ba241d0844c6f9", kill_on_drop: false }`
[INFO] [stdout] d04dd17795570c757e25f11c02cf7a150fcf7da8ac46e1ed90ba241d0844c6f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 13976245d805771d330d24d6c331b91160d7dac79e4f7a60e97bab5c36c9e7b9
[INFO] running `Command { std: "docker" "start" "-a" "13976245d805771d330d24d6c331b91160d7dac79e4f7a60e97bab5c36c9e7b9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: associated function is never used: `enabled`
[INFO] [stderr]   --> src/profiler.rs:63:8
[INFO] [stderr]    |
[INFO] [stderr] 63 |     fn enabled() -> bool {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `track_allocated`
[INFO] [stderr]   --> src/profiler.rs:84:26
[INFO] [stderr]    |
[INFO] [stderr] 84 |     pub(crate) unsafe fn track_allocated(size: isize) {
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `allocated_objects`
[INFO] [stderr]    --> src/profiler.rs:364:5
[INFO] [stderr]     |
[INFO] [stderr] 364 |     allocated_objects: isize,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `allocated_bytes`
[INFO] [stderr]    --> src/profiler.rs:365:5
[INFO] [stderr]     |
[INFO] [stderr] 365 |     allocated_bytes: isize,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `next_sample`
[INFO] [stderr]    --> src/profiler.rs:371:5
[INFO] [stderr]     |
[INFO] [stderr] 371 |     next_sample: isize,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `push`
[INFO] [stderr]    --> src/profiler.rs:428:15
[INFO] [stderr]     |
[INFO] [stderr] 428 |     unsafe fn push(&mut self, frame: &Frame) -> bool {
[INFO] [stderr]     |               ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `record`
[INFO] [stderr]   --> src/collector.rs:38:12
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn record(&mut self, key: K, bytes: isize) {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `heappy` (lib) generated 7 warnings
[INFO] [stderr] warning: `heappy` (lib test) generated 7 warnings (7 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/heappy-6c84bf40c1f94b47)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests heappy
[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 0.01s
[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" "13976245d805771d330d24d6c331b91160d7dac79e4f7a60e97bab5c36c9e7b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13976245d805771d330d24d6c331b91160d7dac79e4f7a60e97bab5c36c9e7b9", kill_on_drop: false }`
[INFO] [stdout] 13976245d805771d330d24d6c331b91160d7dac79e4f7a60e97bab5c36c9e7b9