[INFO] fetching crate medianheap 0.2.0... [INFO] testing medianheap-0.2.0 against beta-2022-02-22 for beta-1.60-1 [INFO] extracting crate medianheap 0.2.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate medianheap 0.2.0 on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate medianheap 0.2.0 [INFO] finished tweaking crates.io crate medianheap 0.2.0 [INFO] tweaked toml for crates.io crate medianheap 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded min-max-heap v1.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dcd92176155bab3f611e3c8123e7ee2a4b804f1ad8ac95c5f8b75aed2ae99ed3 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "dcd92176155bab3f611e3c8123e7ee2a4b804f1ad8ac95c5f8b75aed2ae99ed3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dcd92176155bab3f611e3c8123e7ee2a4b804f1ad8ac95c5f8b75aed2ae99ed3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dcd92176155bab3f611e3c8123e7ee2a4b804f1ad8ac95c5f8b75aed2ae99ed3", kill_on_drop: false }` [INFO] [stdout] dcd92176155bab3f611e3c8123e7ee2a4b804f1ad8ac95c5f8b75aed2ae99ed3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3f3082333f67325cdce713be8801a9531dbf42ed439c214d34cc12c241d76a33 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "3f3082333f67325cdce713be8801a9531dbf42ed439c214d34cc12c241d76a33", kill_on_drop: false }` [INFO] [stderr] Compiling min-max-heap v1.3.0 [INFO] [stderr] Compiling ordered-float v1.1.1 [INFO] [stderr] Compiling medianheap v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.20s [INFO] running `Command { std: "docker" "inspect" "3f3082333f67325cdce713be8801a9531dbf42ed439c214d34cc12c241d76a33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f3082333f67325cdce713be8801a9531dbf42ed439c214d34cc12c241d76a33", kill_on_drop: false }` [INFO] [stdout] 3f3082333f67325cdce713be8801a9531dbf42ed439c214d34cc12c241d76a33 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5f8e4c2ebae98dea003a6926de039defa79c70c351e388e48c709b1edec40b6e [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "5f8e4c2ebae98dea003a6926de039defa79c70c351e388e48c709b1edec40b6e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling rand_xoshiro v0.1.0 [INFO] [stderr] Compiling criterion-plot v0.3.1 [INFO] [stderr] Compiling criterion v0.2.11 [INFO] [stderr] Compiling medianheap v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 11.15s [INFO] running `Command { std: "docker" "inspect" "5f8e4c2ebae98dea003a6926de039defa79c70c351e388e48c709b1edec40b6e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f8e4c2ebae98dea003a6926de039defa79c70c351e388e48c709b1edec40b6e", kill_on_drop: false }` [INFO] [stdout] 5f8e4c2ebae98dea003a6926de039defa79c70c351e388e48c709b1edec40b6e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0cb5122c86c6cbbf35d78f9491ff5d968f122aaa38bdfa3a33268431c9285ad3 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "0cb5122c86c6cbbf35d78f9491ff5d968f122aaa38bdfa3a33268431c9285ad3", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/medianheap-02a606e6d262fe5d) [INFO] [stdout] [INFO] [stdout] running 11 tests [INFO] [stdout] test median_heap::tests::f32 ... ok [INFO] [stdout] test median_heap::tests::f64 ... ok [INFO] [stdout] test median_heap::tests::max_size_1_desc ... ok [INFO] [stdout] test median_heap::tests::max_size_8 ... ok [INFO] [stdout] test median_heap::tests::max_size_balancing ... ok [INFO] [stdout] test median_heap::tests::push_ascending ... ok [INFO] [stdout] test median_heap::tests::push_descending ... ok [INFO] [stdout] test median_heap::tests::max_size_1_asc ... ok [INFO] [stdout] test median_heap::tests::max_size_1 ... ok [INFO] [stdout] test median_heap::tests::push ... ok [INFO] [stderr] Doc-tests medianheap [INFO] [stdout] test median_heap::tests::max_size_0 - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test src/median_heap.rs - median_heap::MedianHeap::is_empty (line 131) ... ok [INFO] [stdout] test src/median_heap.rs - median_heap::MedianHeap::len (line 111) ... ok [INFO] [stdout] test src/median_heap.rs - median_heap::MedianHeap::max_size (line 94) ... ok [INFO] [stdout] test src/median_heap.rs - median_heap::MedianHeap::new (line 46) ... ok [INFO] [stdout] test src/median_heap.rs - median_heap::MedianHeap::with_max_size (line 68) ... ok [INFO] [stdout] test src/median_heap.rs - median_heap::MedianHeap::push (line 228) ... ok [INFO] [stdout] test src/median_heap.rs - median_heap::MedianHeap::median (line 160) ... ok [INFO] [stdout] test src/median_heap.rs - median_heap::MedianHeap::push (line 199) ... ok [INFO] [stdout] test src/median_heap.rs - median_heap::MedianHeap::push (line 214) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.56s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "0cb5122c86c6cbbf35d78f9491ff5d968f122aaa38bdfa3a33268431c9285ad3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0cb5122c86c6cbbf35d78f9491ff5d968f122aaa38bdfa3a33268431c9285ad3", kill_on_drop: false }` [INFO] [stdout] 0cb5122c86c6cbbf35d78f9491ff5d968f122aaa38bdfa3a33268431c9285ad3