[INFO] fetching crate sorts 0.6.1...
[INFO] testing sorts-0.6.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate sorts 0.6.1 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate sorts 0.6.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sorts 0.6.1
[INFO] finished tweaking crates.io crate sorts 0.6.1
[INFO] tweaked toml for crates.io crate sorts 0.6.1 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b57545ded26a9d0e9e03430102e337394633e012ca1dbaa4c60cd9314835bb34
[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" "b57545ded26a9d0e9e03430102e337394633e012ca1dbaa4c60cd9314835bb34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b57545ded26a9d0e9e03430102e337394633e012ca1dbaa4c60cd9314835bb34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b57545ded26a9d0e9e03430102e337394633e012ca1dbaa4c60cd9314835bb34", kill_on_drop: false }`
[INFO] [stdout] b57545ded26a9d0e9e03430102e337394633e012ca1dbaa4c60cd9314835bb34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23cfc8c6b91c4576d74fc20188fe3f74afec8d10fe414c06f3d7707da413b05a
[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" "23cfc8c6b91c4576d74fc20188fe3f74afec8d10fe414c06f3d7707da413b05a", kill_on_drop: false }`
[INFO] [stderr]    Compiling sorts v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "23cfc8c6b91c4576d74fc20188fe3f74afec8d10fe414c06f3d7707da413b05a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23cfc8c6b91c4576d74fc20188fe3f74afec8d10fe414c06f3d7707da413b05a", kill_on_drop: false }`
[INFO] [stdout] 23cfc8c6b91c4576d74fc20188fe3f74afec8d10fe414c06f3d7707da413b05a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a582b204d5d82082df67e9e52c570b267bbb5d708b566cf877f1ccf6fc6b951d
[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" "a582b204d5d82082df67e9e52c570b267bbb5d708b566cf877f1ccf6fc6b951d", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling sorts v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 51.47s
[INFO] running `Command { std: "docker" "inspect" "a582b204d5d82082df67e9e52c570b267bbb5d708b566cf877f1ccf6fc6b951d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a582b204d5d82082df67e9e52c570b267bbb5d708b566cf877f1ccf6fc6b951d", kill_on_drop: false }`
[INFO] [stdout] a582b204d5d82082df67e9e52c570b267bbb5d708b566cf877f1ccf6fc6b951d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f8c3f27ec4fc8e42db71e6cec383b952d7b0d514f6f7150df577f514437f6d7d
[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" "f8c3f27ec4fc8e42db71e6cec383b952d7b0d514f6f7150df577f514437f6d7d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sorts-bf1a26b44802823c)
[INFO] [stdout] running 5 tests
[INFO] [stdout] test heap_sort::tests::correct_max_heapify_left ... ok
[INFO] [stderr]      Running tests/integration_test.rs (/opt/rustwide/target/debug/deps/integration_test-b28975e17411b72e)
[INFO] [stdout] test heap_sort::tests::correct_max_heapify_right ... ok
[INFO] [stdout] test shell_sort::test::correct_gap_sequence ... ok
[INFO] [stdout] test heap_sort::tests::correct_max_heapify_none ... ok
[INFO] [stdout] test heap_sort::tests::build_correct_max_heap ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 70 tests
[INFO] [stdout] test bubble_sort::sort_reversed ... ok
[INFO] [stdout] test bubble_sort::sort_sorted ... ok
[INFO] [stdout] test bubble_sort::sort_two ... ok
[INFO] [stdout] test cocktail_sort::sort_empty ... ok
[INFO] [stdout] test bubble_sort::sort_one ... ok
[INFO] [stdout] test cocktail_sort::sort_sorted ... ok
[INFO] [stdout] test cocktail_sort::sort_two ... ok
[INFO] [stdout] test comb_sort::sort_empty ... ok
[INFO] [stdout] test comb_sort::sort_even ... ok
[INFO] [stdout] test gnome_sort::sort_empty ... ok
[INFO] [stdout] test gnome_sort::sort_even ... ok
[INFO] [stdout] test gnome_sort::sort_odd ... ok
[INFO] [stdout] test cocktail_sort::sort_even ... ok
[INFO] [stdout] test cocktail_sort::sort_odd ... ok
[INFO] [stdout] test comb_sort::sort_sorted ... ok
[INFO] [stdout] test bubble_sort::sort_even ... ok
[INFO] [stdout] test bubble_sort::sort_empty ... ok
[INFO] [stdout] test heap_sort::sort_empty ... ok
[INFO] [stdout] test heap_sort::sort_even ... ok
[INFO] [stdout] test heap_sort::sort_odd ... ok
[INFO] [stdout] test heap_sort::sort_one ... ok
[INFO] [stdout] test heap_sort::sort_reversed ... ok
[INFO] [stdout] test heap_sort::sort_sorted ... ok
[INFO] [stdout] test heap_sort::sort_two ... ok
[INFO] [stdout] test insertion_sort::sort_empty ... ok
[INFO] [stdout] test insertion_sort::sort_even ... ok
[INFO] [stdout] test insertion_sort::sort_odd ... ok
[INFO] [stdout] test insertion_sort::sort_one ... ok
[INFO] [stdout] test insertion_sort::sort_reversed ... ok
[INFO] [stdout] test insertion_sort::sort_sorted ... ok
[INFO] [stdout] test comb_sort::sort_two ... ok
[INFO] [stdout] test cocktail_sort::sort_one ... ok
[INFO] [stdout] test insertion_sort::sort_two ... ok
[INFO] [stdout] test comb_sort::sort_odd ... ok
[INFO] [stdout] test merge_sort::sort_empty ... ok
[INFO] [stdout] test bubble_sort::sort_odd ... ok
[INFO] [stdout] test merge_sort::sort_odd ... ok
[INFO] [stdout] test merge_sort::sort_even ... ok
[INFO] [stdout] test gnome_sort::sort_reversed ... ok
[INFO] [stdout] test gnome_sort::sort_sorted ... ok
[INFO] [stdout] test gnome_sort::sort_two ... ok
[INFO] [stdout] test merge_sort::sort_two ... ok
[INFO] [stdout] test quick_sort::sort_even ... ok
[INFO] [stdout] test quick_sort::sort_one ... ok
[INFO] [stdout] test quick_sort::sort_empty ... ok
[INFO] [stdout] test quick_sort::sort_odd ... ok
[INFO] [stdout] test merge_sort::sort_reversed ... ok
[INFO] [stdout] test merge_sort::sort_one ... ok
[INFO] [stdout] test selection_sort::sort_empty ... ok
[INFO] [stdout] test selection_sort::sort_even ... ok
[INFO] [stdout] test quick_sort::sort_two ... ok
[INFO] [stdout] test selection_sort::sort_odd ... ok
[INFO] [stdout] test selection_sort::sort_one ... ok
[INFO] [stdout] test selection_sort::sort_reversed ... ok
[INFO] [stdout] test selection_sort::sort_sorted ... ok
[INFO] [stdout] test shell_sort::sort_empty ... ok
[INFO] [stdout] test shell_sort::sort_even ... ok
[INFO] [stdout] test comb_sort::sort_reversed ... ok
[INFO] [stdout] test selection_sort::sort_two ... ok
[INFO] [stdout] test gnome_sort::sort_one ... ok
[INFO] [stdout] test shell_sort::sort_odd ... ok
[INFO] [stdout] test shell_sort::sort_one ... ok
[INFO] [stdout] test shell_sort::sort_reversed ... ok
[INFO] [stdout] test shell_sort::sort_sorted ... ok
[INFO] [stdout] test shell_sort::sort_two ... ok
[INFO] [stdout] test comb_sort::sort_one ... ok
[INFO] [stdout] test cocktail_sort::sort_reversed ... ok
[INFO] [stdout] test merge_sort::sort_sorted ... ok
[INFO] [stdout] test quick_sort::sort_reversed ... ok
[INFO] [stdout] test quick_sort::sort_sorted ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 70 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sorts
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/gnome_sort.rs - gnome_sort::gnome_sort (line 9) ... ok
[INFO] [stdout] test src/quick_sort.rs - quick_sort::quick_sort (line 10) ... ok
[INFO] [stdout] test src/heap_sort.rs - heap_sort::heap_sort (line 14) ... ok
[INFO] [stdout] test src/selection_sort.rs - selection_sort::selection_sort (line 5) ... ok
[INFO] [stdout] test src/bubble_sort.rs - bubble_sort::bubble_sort (line 6) ... ok
[INFO] [stdout] test src/insertion_sort.rs - insertion_sort::insertion_sort (line 9) ... ok
[INFO] [stdout] test src/comb_sort.rs - comb_sort::comb_sort (line 12) ... ok
[INFO] [stdout] test src/cocktail_sort.rs - cocktail_sort::cocktail_sort (line 12) ... ok
[INFO] [stdout] test src/bubble_sort.rs - bubble_sort::bubble_sort (line 13) ... ok
[INFO] [stdout] test src/merge_sort.rs - merge_sort::merge_sort (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.69s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f8c3f27ec4fc8e42db71e6cec383b952d7b0d514f6f7150df577f514437f6d7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8c3f27ec4fc8e42db71e6cec383b952d7b0d514f6f7150df577f514437f6d7d", kill_on_drop: false }`
[INFO] [stdout] f8c3f27ec4fc8e42db71e6cec383b952d7b0d514f6f7150df577f514437f6d7d