[INFO] fetching crate medianheap 0.2.0...
[INFO] testing medianheap-0.2.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate medianheap 0.2.0 into /workspace/builds/worker-102/source
[INFO] validating manifest of crates.io crate medianheap 0.2.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-102/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e4e29eaf06808d796c3ca186e75fceb57d062954025e7f708ab7cc661b4aff0
[INFO] running `Command { std: "docker" "start" "-a" "2e4e29eaf06808d796c3ca186e75fceb57d062954025e7f708ab7cc661b4aff0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e4e29eaf06808d796c3ca186e75fceb57d062954025e7f708ab7cc661b4aff0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e4e29eaf06808d796c3ca186e75fceb57d062954025e7f708ab7cc661b4aff0", kill_on_drop: false }`
[INFO] [stdout] 2e4e29eaf06808d796c3ca186e75fceb57d062954025e7f708ab7cc661b4aff0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d73932b0aab0cffcde42a9f9d87559286882a0e052addb60fb59f627b73e355
[INFO] running `Command { std: "docker" "start" "-a" "0d73932b0aab0cffcde42a9f9d87559286882a0e052addb60fb59f627b73e355", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling min-max-heap v1.3.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[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 7.70s
[INFO] running `Command { std: "docker" "inspect" "0d73932b0aab0cffcde42a9f9d87559286882a0e052addb60fb59f627b73e355", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d73932b0aab0cffcde42a9f9d87559286882a0e052addb60fb59f627b73e355", kill_on_drop: false }`
[INFO] [stdout] 0d73932b0aab0cffcde42a9f9d87559286882a0e052addb60fb59f627b73e355
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29682140c265f54e6bc0e864b52ce0e8de2a6e986daf5abe0f6eae6d81e39e73
[INFO] running `Command { std: "docker" "start" "-a" "29682140c265f54e6bc0e864b52ce0e8de2a6e986daf5abe0f6eae6d81e39e73", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling criterion-plot v0.3.1
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[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 17.46s
[INFO] running `Command { std: "docker" "inspect" "29682140c265f54e6bc0e864b52ce0e8de2a6e986daf5abe0f6eae6d81e39e73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29682140c265f54e6bc0e864b52ce0e8de2a6e986daf5abe0f6eae6d81e39e73", kill_on_drop: false }`
[INFO] [stdout] 29682140c265f54e6bc0e864b52ce0e8de2a6e986daf5abe0f6eae6d81e39e73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 10c0e73346ee71d0ba64d936b56715c04ed7db02cf71b7ef780569cabc0189de
[INFO] running `Command { std: "docker" "start" "-a" "10c0e73346ee71d0ba64d936b56715c04ed7db02cf71b7ef780569cabc0189de", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/medianheap-970fbd73fbe8e064)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test median_heap::tests::max_size_1 ... ok
[INFO] [stdout] test median_heap::tests::max_size_1_asc ... ok
[INFO] [stdout] test median_heap::tests::max_size_8 ... ok
[INFO] [stdout] test median_heap::tests::push ... ok
[INFO] [stdout] test median_heap::tests::max_size_balancing ... ok
[INFO] [stdout] test median_heap::tests::f32 ... ok
[INFO] [stdout] test median_heap::tests::push_descending ... ok
[INFO] [stdout] test median_heap::tests::f64 ... ok
[INFO] [stdout] test median_heap::tests::push_ascending ... ok
[INFO] [stdout] test median_heap::tests::max_size_1_desc ... ok
[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 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests medianheap
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/median_heap.rs - median_heap::MedianHeap<T>::is_empty (line 131) ... ok
[INFO] [stdout] test src/median_heap.rs - median_heap::MedianHeap<T>::median (line 160) ... ok
[INFO] [stdout] test src/median_heap.rs - median_heap::MedianHeap<T>::new (line 46) ... ok
[INFO] [stdout] test src/median_heap.rs - median_heap::MedianHeap<T>::len (line 111) ... ok
[INFO] [stdout] test src/median_heap.rs - median_heap::MedianHeap<T>::max_size (line 94) ... ok
[INFO] [stdout] test src/median_heap.rs - median_heap::MedianHeap<T>::with_max_size (line 68) ... ok
[INFO] [stdout] test src/median_heap.rs - median_heap::MedianHeap<T>::push (line 199) ... ok
[INFO] [stdout] test src/median_heap.rs - median_heap::MedianHeap<T>::push (line 228) ... ok
[INFO] [stdout] test src/median_heap.rs - median_heap::MedianHeap<T>::push (line 214) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.47s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "10c0e73346ee71d0ba64d936b56715c04ed7db02cf71b7ef780569cabc0189de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10c0e73346ee71d0ba64d936b56715c04ed7db02cf71b7ef780569cabc0189de", kill_on_drop: false }`
[INFO] [stdout] 10c0e73346ee71d0ba64d936b56715c04ed7db02cf71b7ef780569cabc0189de
