[INFO] fetching crate metaheuristics-nature 0.17.0...
[INFO] testing metaheuristics-nature-0.17.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate metaheuristics-nature 0.17.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate metaheuristics-nature 0.17.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate metaheuristics-nature 0.17.0
[INFO] finished tweaking crates.io crate metaheuristics-nature 0.17.0
[INFO] tweaked toml for crates.io crate metaheuristics-nature 0.17.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e099a3966a3e4232d4769230d5eac12a17ba878b772ddd8dc52863a22b10d6b9
[INFO] running `Command { std: "docker" "start" "-a" "e099a3966a3e4232d4769230d5eac12a17ba878b772ddd8dc52863a22b10d6b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e099a3966a3e4232d4769230d5eac12a17ba878b772ddd8dc52863a22b10d6b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e099a3966a3e4232d4769230d5eac12a17ba878b772ddd8dc52863a22b10d6b9", kill_on_drop: false }`
[INFO] [stdout] e099a3966a3e4232d4769230d5eac12a17ba878b772ddd8dc52863a22b10d6b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0595713c69091c9264f4f346cdd1630208b69f72b94058e9831fa1e8f13f6a40
[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" "0595713c69091c9264f4f346cdd1630208b69f72b94058e9831fa1e8f13f6a40", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling matrixmultiply v0.3.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling ndarray v0.15.3
[INFO] [stderr]    Compiling metaheuristics-nature v0.17.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.30s
[INFO] running `Command { std: "docker" "inspect" "0595713c69091c9264f4f346cdd1630208b69f72b94058e9831fa1e8f13f6a40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0595713c69091c9264f4f346cdd1630208b69f72b94058e9831fa1e8f13f6a40", kill_on_drop: false }`
[INFO] [stdout] 0595713c69091c9264f4f346cdd1630208b69f72b94058e9831fa1e8f13f6a40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f87598fa7d7a155e3c337d4db692a4aa5044e648e7d14f6e03c1b85ade54d3bd
[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" "f87598fa7d7a155e3c337d4db692a4aa5044e648e7d14f6e03c1b85ade54d3bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling metaheuristics-nature v0.17.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.29s
[INFO] running `Command { std: "docker" "inspect" "f87598fa7d7a155e3c337d4db692a4aa5044e648e7d14f6e03c1b85ade54d3bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f87598fa7d7a155e3c337d4db692a4aa5044e648e7d14f6e03c1b85ade54d3bd", kill_on_drop: false }`
[INFO] [stdout] f87598fa7d7a155e3c337d4db692a4aa5044e648e7d14f6e03c1b85ade54d3bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 638633c7c810f255fdfca40a1e4b2db891ac98151b5d9a144f6498b915de74f1
[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" "638633c7c810f255fdfca40a1e4b2db891ac98151b5d9a144f6498b915de74f1", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 5 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/metaheuristics_nature-7cf5b1a2f8fbafa7)
[INFO] [stdout] test tests::pso ... ok
[INFO] [stdout] test tests::tlbo ... ok
[INFO] [stdout] test tests::rga ... ok
[INFO] [stdout] test tests::fa ... ok
[INFO] [stdout] test tests::de ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.34s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests metaheuristics-nature
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - impl_builder (line 60) ... ok
[INFO] [stdout] test src/utility/mod.rs - utility (line 5) ... ok
[INFO] [stdout] test src/obj_func.rs - obj_func::ObjFunc (line 5) ... ok
[INFO] [stdout] test src/utility/algorithm.rs - utility::algorithm::Algorithm (line 13) ... ok
[INFO] [stdout] test src/utility/mod.rs - utility::product (line 17) ... ok
[INFO] [stdout] test src/solver.rs - solver::Solver (line 22) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.78s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "638633c7c810f255fdfca40a1e4b2db891ac98151b5d9a144f6498b915de74f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "638633c7c810f255fdfca40a1e4b2db891ac98151b5d9a144f6498b915de74f1", kill_on_drop: false }`
[INFO] [stdout] 638633c7c810f255fdfca40a1e4b2db891ac98151b5d9a144f6498b915de74f1