[INFO] fetching crate wavelet-matrix 0.4.7...
[INFO] testing wavelet-matrix-0.4.7 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate wavelet-matrix 0.4.7 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate wavelet-matrix 0.4.7 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wavelet-matrix 0.4.7
[INFO] finished tweaking crates.io crate wavelet-matrix 0.4.7
[INFO] tweaked toml for crates.io crate wavelet-matrix 0.4.7 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4079c503b1ca3d3c9daff211ce7cd3c5fbe930431ab824db93e900c19881c988
[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" "4079c503b1ca3d3c9daff211ce7cd3c5fbe930431ab824db93e900c19881c988", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4079c503b1ca3d3c9daff211ce7cd3c5fbe930431ab824db93e900c19881c988", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4079c503b1ca3d3c9daff211ce7cd3c5fbe930431ab824db93e900c19881c988", kill_on_drop: false }`
[INFO] [stdout] 4079c503b1ca3d3c9daff211ce7cd3c5fbe930431ab824db93e900c19881c988
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32dad69b5a4386940c161129d71d077b7403ffdb5d399d996ee5572e6234a979
[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" "32dad69b5a4386940c161129d71d077b7403ffdb5d399d996ee5572e6234a979", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling succinct v0.4.4
[INFO] [stderr]    Compiling wavelet-matrix v0.4.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.79s
[INFO] running `Command { std: "docker" "inspect" "32dad69b5a4386940c161129d71d077b7403ffdb5d399d996ee5572e6234a979", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32dad69b5a4386940c161129d71d077b7403ffdb5d399d996ee5572e6234a979", kill_on_drop: false }`
[INFO] [stdout] 32dad69b5a4386940c161129d71d077b7403ffdb5d399d996ee5572e6234a979
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6293c94dc8d04a7cc7de2d667263a52631869dba09b1cad79f1ea9b5e8050be3
[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" "6293c94dc8d04a7cc7de2d667263a52631869dba09b1cad79f1ea9b5e8050be3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling easybench v0.1.4
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling wavelet-matrix v0.4.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.71s
[INFO] running `Command { std: "docker" "inspect" "6293c94dc8d04a7cc7de2d667263a52631869dba09b1cad79f1ea9b5e8050be3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6293c94dc8d04a7cc7de2d667263a52631869dba09b1cad79f1ea9b5e8050be3", kill_on_drop: false }`
[INFO] [stdout] 6293c94dc8d04a7cc7de2d667263a52631869dba09b1cad79f1ea9b5e8050be3
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 343c326f140eb62674d2080b88f00d37fe4da9f637c6e44881c67fab3b133abb
[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" "343c326f140eb62674d2080b88f00d37fe4da9f637c6e44881c67fab3b133abb", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 10 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wavelet_matrix-dbad820b152e7e83)
[INFO] [stdout] test wavelet_matrix::tests::example ... ok
[INFO] [stdout] test wavelet_matrix::tests::wavelet_matrix_sanity ... ok
[INFO] [stdout] test wavelet_matrix::tests::count_panic_start - should panic ... ok
[INFO] [stdout] test wavelet_matrix::tests::lookup_panic - should panic ... ok
[INFO] [stdout] test wavelet_matrix::tests::count_panic_end - should panic ... ok
[INFO] [stdout] test wavelet_matrix::tests::new_panic - should panic ... ok
[INFO] [stdout] test wavelet_matrix::tests::layers_7 ... ok
[INFO] [stdout] test rsdic_simple::tests::rsdic_sanity ... ok
[INFO] [stdout] test wavelet_matrix::tests::layers_64 ... ok
[INFO] [stderr]    Doc-tests wavelet-matrix
[INFO] [stdout] test wavelet_matrix::tests::layers_4 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.64s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/wavelet_matrix.rs - wavelet_matrix::WaveletMatrix::mean_experiment1 (line 681) ... ok
[INFO] [stdout] test src/wavelet_matrix.rs - wavelet_matrix::WaveletMatrix::sum_experiment3 (line 622) ... ok
[INFO] [stdout] test src/wavelet_matrix.rs - wavelet_matrix::WaveletMatrix::sum_experiment1 (line 518) ... ok
[INFO] [stdout] test src/wavelet_matrix.rs - wavelet_matrix::WaveletMatrix::quantile (line 810) ... ok
[INFO] [stdout] test src/wavelet_matrix.rs - wavelet_matrix::WaveletMatrix::variance_experiment1 (line 721) ... ok
[INFO] [stdout] test src/wavelet_matrix.rs - wavelet_matrix::WaveletMatrix::top_k_ranges (line 326) ... ok
[INFO] [stdout] test src/wavelet_matrix.rs - wavelet_matrix::WaveletMatrix::sum_experiment2 (line 570) ... ok
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] test src/wavelet_matrix.rs - wavelet_matrix::WaveletMatrix::median (line 783) ... 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" "343c326f140eb62674d2080b88f00d37fe4da9f637c6e44881c67fab3b133abb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "343c326f140eb62674d2080b88f00d37fe4da9f637c6e44881c67fab3b133abb", kill_on_drop: false }`
[INFO] [stdout] 343c326f140eb62674d2080b88f00d37fe4da9f637c6e44881c67fab3b133abb