[INFO] fetching crate travelling_salesman 1.1.20...
[INFO] testing travelling_salesman-1.1.20 against 1.59.0 for beta-1.60-1
[INFO] extracting crate travelling_salesman 1.1.20 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate travelling_salesman 1.1.20 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate travelling_salesman 1.1.20
[INFO] finished tweaking crates.io crate travelling_salesman 1.1.20
[INFO] tweaked toml for crates.io crate travelling_salesman 1.1.20 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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" "+1.59.0" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a330446ece82580048b21413da58a975cfedd1c910667d7c78b08ded187bc374
[INFO] running `Command { std: "docker" "start" "-a" "a330446ece82580048b21413da58a975cfedd1c910667d7c78b08ded187bc374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a330446ece82580048b21413da58a975cfedd1c910667d7c78b08ded187bc374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a330446ece82580048b21413da58a975cfedd1c910667d7c78b08ded187bc374", kill_on_drop: false }`
[INFO] [stdout] a330446ece82580048b21413da58a975cfedd1c910667d7c78b08ded187bc374
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d516193ddb5edab7b790505c2d3231d852c3c3622229e42edbe3b81b4586d2bc
[INFO] running `Command { std: "docker" "start" "-a" "d516193ddb5edab7b790505c2d3231d852c3c3622229e42edbe3b81b4586d2bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling num_threads v0.1.3
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling time v0.3.7
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling metaheuristics v1.1.20
[INFO] [stderr]    Compiling travelling_salesman v1.1.20 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.62s
[INFO] running `Command { std: "docker" "inspect" "d516193ddb5edab7b790505c2d3231d852c3c3622229e42edbe3b81b4586d2bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d516193ddb5edab7b790505c2d3231d852c3c3622229e42edbe3b81b4586d2bc", kill_on_drop: false }`
[INFO] [stdout] d516193ddb5edab7b790505c2d3231d852c3c3622229e42edbe3b81b4586d2bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23f171491aa0d9d8bb5b22ac9c9b8a93874a05ae6eaef35cf88f2a8299b0d4a1
[INFO] running `Command { std: "docker" "start" "-a" "23f171491aa0d9d8bb5b22ac9c9b8a93874a05ae6eaef35cf88f2a8299b0d4a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling travelling_salesman v1.1.20 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "23f171491aa0d9d8bb5b22ac9c9b8a93874a05ae6eaef35cf88f2a8299b0d4a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23f171491aa0d9d8bb5b22ac9c9b8a93874a05ae6eaef35cf88f2a8299b0d4a1", kill_on_drop: false }`
[INFO] [stdout] 23f171491aa0d9d8bb5b22ac9c9b8a93874a05ae6eaef35cf88f2a8299b0d4a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 944637a334f01857e7032bb167b724d520fbe2251c3185047076506c55731d31
[INFO] running `Command { std: "docker" "start" "-a" "944637a334f01857e7032bb167b724d520fbe2251c3185047076506c55731d31", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/travelling_salesman-a1d8382d7ca43952)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests travelling_salesman
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test src/brute_force/mod.rs - brute_force (line 8) ... ok
[INFO] [stdout] test src/lib.rs - get_distance_matrix (line 192) ... ok
[INFO] [stdout] test src/brute_force/mod.rs - brute_force::solve (line 44) ... ok
[INFO] [stdout] test src/lib.rs - get_route_distance (line 231) ... ok
[INFO] [stdout] test src/hill_climbing/mod.rs - hill_climbing::solve (line 54) ... ok
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] test src/hill_climbing/mod.rs - hill_climbing (line 9) ... ok
[INFO] [stdout] test src/hill_climbing/random_restarts/mod.rs - hill_climbing::random_restarts::solve (line 54) ... ok
[INFO] [stdout] test src/random_search/mod.rs - random_search::solve (line 52) ... ok
[INFO] [stdout] test src/simulated_annealing/mod.rs - simulated_annealing (line 9) ... ok
[INFO] [stdout] test src/simulated_annealing/mod.rs - simulated_annealing::solve (line 51) ... ok
[INFO] [stdout] test src/hill_climbing/random_restarts/mod.rs - hill_climbing::random_restarts (line 9) ... ok
[INFO] [stdout] test src/random_search/mod.rs - random_search (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.39s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "944637a334f01857e7032bb167b724d520fbe2251c3185047076506c55731d31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "944637a334f01857e7032bb167b724d520fbe2251c3185047076506c55731d31", kill_on_drop: false }`
[INFO] [stdout] 944637a334f01857e7032bb167b724d520fbe2251c3185047076506c55731d31