[INFO] fetching crate pso 0.2.0...
[INFO] testing pso-0.2.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate pso 0.2.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate pso 0.2.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pso 0.2.0
[INFO] finished tweaking crates.io crate pso 0.2.0
[INFO] tweaked toml for crates.io crate pso 0.2.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c8076a403103fd286b8d74a5e989ef349cb1c92a7b6f2bcf78a1b2b702a3f35
[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" "7c8076a403103fd286b8d74a5e989ef349cb1c92a7b6f2bcf78a1b2b702a3f35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c8076a403103fd286b8d74a5e989ef349cb1c92a7b6f2bcf78a1b2b702a3f35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c8076a403103fd286b8d74a5e989ef349cb1c92a7b6f2bcf78a1b2b702a3f35", kill_on_drop: false }`
[INFO] [stdout] 7c8076a403103fd286b8d74a5e989ef349cb1c92a7b6f2bcf78a1b2b702a3f35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", 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] 28f84ef6729abdbdcd0613bbcbd26c5575480303122f5bb1f6ed08c995393c5f
[INFO] running `Command { std: "docker" "start" "-a" "28f84ef6729abdbdcd0613bbcbd26c5575480303122f5bb1f6ed08c995393c5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling signal-hook v0.1.17
[INFO] [stderr]    Compiling crossterm v0.16.0
[INFO] [stderr]    Compiling colour v0.5.0
[INFO] [stderr]    Compiling pso v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.32s
[INFO] running `Command { std: "docker" "inspect" "28f84ef6729abdbdcd0613bbcbd26c5575480303122f5bb1f6ed08c995393c5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28f84ef6729abdbdcd0613bbcbd26c5575480303122f5bb1f6ed08c995393c5f", kill_on_drop: false }`
[INFO] [stdout] 28f84ef6729abdbdcd0613bbcbd26c5575480303122f5bb1f6ed08c995393c5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5277ee39c857f908b5b1ca9aa3a4b79e0865d08581160ae295f76eaca9e3996b
[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" "5277ee39c857f908b5b1ca9aa3a4b79e0865d08581160ae295f76eaca9e3996b", kill_on_drop: false }`
[INFO] [stderr]    Compiling pso v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.86s
[INFO] running `Command { std: "docker" "inspect" "5277ee39c857f908b5b1ca9aa3a4b79e0865d08581160ae295f76eaca9e3996b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5277ee39c857f908b5b1ca9aa3a4b79e0865d08581160ae295f76eaca9e3996b", kill_on_drop: false }`
[INFO] [stdout] 5277ee39c857f908b5b1ca9aa3a4b79e0865d08581160ae295f76eaca9e3996b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a306972fc5b53a0b0c8833c070737047610ef3adcb471c2da8a2054c03a5f674
[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" "a306972fc5b53a0b0c8833c070737047610ef3adcb471c2da8a2054c03a5f674", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pso-2786eeab840c93e0)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] 48256 Particles: Particle motion coefficients: 
[INFO] [stdout] 	 [Local: 0.7, tribal: 0.9] 	 momentum: 0.8 
[INFO] [stdout]  	 wall_bounce_factor: 0.125 
[INFO] [stdout] Swarm Behavior: Swarm will collaborate with others every 16 iterations 
[INFO] [stdout]  and weight the global record with a coefficient of 0.9. 
[INFO] [stdout] Transient Behavior: 
[INFO] [stdout]  Stochastic Mode: 0, 	 Momentum Mode: 0, 	 Motion Mode: 0
[INFO] [stdout] Optimization Job over 5 variables 
[INFO] [stdout]  Variable Bounds: [ (-10 <--> 10) (-10 <--> 10) (-10 <--> 10) (-10 <--> 10) (-10 <--> 10) ] 
[INFO] [stdout]  Max Velocities: [2.5, 2.5, 2.5, 2.5, 2.5] 
[INFO] [stdout]  Optimizer will stop running after 100000 iterations, unless the minimum cost drops below 1e-9 first.
[INFO] [stdout] 128 Particles: Particle motion coefficients: 
[INFO] [stdout] 	 [Local: 0.5, tribal: 0.6] 	 momentum: 1 
[INFO] [stdout]  	 wall_bounce_factor: 0.125 
[INFO] [stdout] Swarm Behavior: Swarm will collaborate with others every 128 iterations 
[INFO] [stdout]  and weight the global record with a coefficient of 0.4. 
[INFO] [stdout] Transient Behavior: 
[INFO] [stdout]  Stochastic Mode: 5, 	 Momentum Mode: 0, 	 Motion Mode: 3
[INFO] [stdout] Optimization Job over 3 variables 
[INFO] [stdout]  Variable Bounds: [ (-6.283185307179586 <--> 6.283185307179586) (-6.283185307179586 <--> 6.283185307179586) (-6.283185307179586 <--> 6.283185307179586) ] 
[INFO] [stdout]  Max Velocities: [2.5, 2.5, 2.5] 
[INFO] [stdout]  Optimizer will stop running after 1000 iterations.
[INFO] [stdout] Optimization Job over 5 variables 
[INFO] [stdout]  Variable Bounds: [ (-10 <--> 10) (-8 <--> 8) (-6 <--> 6) (-4 <--> 4) (-2 <--> 2) ] 
[INFO] [stdout]  Max Velocities: [2.5, 2.5, 2.5, 2.5, 2.5] 
[INFO] [stdout]  Optimizer will stop running after 10000 iterations, unless the minimum cost drops below 1e-9 first.
[INFO] [stdout] Optimization Job over 5 variables 
[INFO] [stdout]  Variable Bounds: [ (-5 <--> 5) (-5 <--> 5) (-5 <--> 5) (-5 <--> 5) (-5 <--> 5) ] 
[INFO] [stdout]  Max Velocities: [2.5, 2.5, 2.5, 2.5, 2.5] 
[INFO] [stdout]  Optimizer will stop running when the minimum cost drops below 1e-9.
[INFO] [stdout] 0.000000000291697269630123 [-0.000001468873982306035, 0.000016620708429051587, 0.000002052555434411172, 0.0000026337459175200125, 0.00000146360131227623]
[INFO] [stdout] test tests::super_simple ... ok
[INFO] [stdout] 0.00000000014563647032597093 [0.9999936186625202, 1.0000008648979102, 1.0000043642544947, 1.000009170454927, 1.000001011431183]
[INFO] [stdout] test tests::mut_cost_fn ... ok
[INFO] [stdout] 0.0000000004709940292425096 [1.0000077428827452, 0.9999902673501474, 1.0000112709737452, 0.999989050240635, 0.9999916702194767]
[INFO] [stdout] test tests::advanced ... ok
[INFO] [stdout] 0.000000000000000431677932348675 [0.00000000000000022498171978393637, 0.00000000000000018203421184940487, -0.00000000000000002466200071533377]
[INFO] [stderr]    Doc-tests pso
[INFO] [stdout] test tests::exp_sin_cost_fn ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 28.85s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/optimizer/swarm/swarm_config.rs - optimizer::swarm::swarm_config::SwarmConfig (line 20) ... ok
[INFO] [stdout] test src/optimizer/job_config.rs - optimizer::job_config::JobConfig (line 19) ... ok
[INFO] [stdout] test src/optimizer.rs - optimizer::PSO (line 18) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.17s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a306972fc5b53a0b0c8833c070737047610ef3adcb471c2da8a2054c03a5f674", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a306972fc5b53a0b0c8833c070737047610ef3adcb471c2da8a2054c03a5f674", kill_on_drop: false }`
[INFO] [stdout] a306972fc5b53a0b0c8833c070737047610ef3adcb471c2da8a2054c03a5f674