[INFO] fetching crate travelling_salesman 1.0.16...
[INFO] testing travelling_salesman-1.0.16 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate travelling_salesman 1.0.16 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate travelling_salesman 1.0.16 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate travelling_salesman 1.0.16
[INFO] finished tweaking crates.io crate travelling_salesman 1.0.16
[INFO] tweaked toml for crates.io crate travelling_salesman 1.0.16 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded metaheuristics v0.0.12
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f765fa5cb6b6afcafdb52489750b42b02460a5eb13e3c18f51f04b8665b0452e
[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" "f765fa5cb6b6afcafdb52489750b42b02460a5eb13e3c18f51f04b8665b0452e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f765fa5cb6b6afcafdb52489750b42b02460a5eb13e3c18f51f04b8665b0452e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f765fa5cb6b6afcafdb52489750b42b02460a5eb13e3c18f51f04b8665b0452e", kill_on_drop: false }`
[INFO] [stdout] f765fa5cb6b6afcafdb52489750b42b02460a5eb13e3c18f51f04b8665b0452e
[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=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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8849fc4f6bcef805726eb79724289a0f956af5bc4089189c0310cbaf28c3e35c
[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" "8849fc4f6bcef805726eb79724289a0f956af5bc4089189c0310cbaf28c3e35c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling metaheuristics v0.0.12
[INFO] [stderr]    Compiling travelling_salesman v1.0.16 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `Command { std: "docker" "inspect" "8849fc4f6bcef805726eb79724289a0f956af5bc4089189c0310cbaf28c3e35c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8849fc4f6bcef805726eb79724289a0f956af5bc4089189c0310cbaf28c3e35c", kill_on_drop: false }`
[INFO] [stdout] 8849fc4f6bcef805726eb79724289a0f956af5bc4089189c0310cbaf28c3e35c
[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=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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 976344d9adcda0e46aad54f4ae8bf9f2ea9e0edc9c64b82a924f918c5a0640e1
[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" "976344d9adcda0e46aad54f4ae8bf9f2ea9e0edc9c64b82a924f918c5a0640e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling travelling_salesman v1.0.16 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "976344d9adcda0e46aad54f4ae8bf9f2ea9e0edc9c64b82a924f918c5a0640e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "976344d9adcda0e46aad54f4ae8bf9f2ea9e0edc9c64b82a924f918c5a0640e1", kill_on_drop: false }`
[INFO] [stdout] 976344d9adcda0e46aad54f4ae8bf9f2ea9e0edc9c64b82a924f918c5a0640e1
[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=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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 09f261129ef949a4b79d19aed46957b8fd2e73ffb2a742f10edc3dd464706c2d
[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" "09f261129ef949a4b79d19aed46957b8fd2e73ffb2a742f10edc3dd464706c2d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/travelling_salesman-f93605d59113cecb
[INFO] [stderr]    Doc-tests travelling_salesman
[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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test src/brute_force/mod.rs - brute_force::solve (line 48) ... ok
[INFO] [stdout] test src/random_search/mod.rs - random_search (line 9) ... ok
[INFO] [stdout] test src/lib.rs - get_distance_matrix (line 179) ... ok
[INFO] [stdout] test src/lib.rs - get_route_distance (line 214) ... ok
[INFO] [stdout] test src/brute_force/mod.rs - brute_force (line 8) ... ok
[INFO] [stdout] test src/hill_climbing/random_restarts/mod.rs - hill_climbing::random_restarts::solve (line 59) ... ok
[INFO] [stdout] test src/hill_climbing/random_restarts/mod.rs - hill_climbing::random_restarts (line 9) ... ok
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] test src/simulated_annealing/mod.rs - simulated_annealing (line 9) ... ok
[INFO] [stdout] test src/hill_climbing/mod.rs - hill_climbing (line 9) ... ok
[INFO] [stdout] test src/hill_climbing/mod.rs - hill_climbing::solve (line 59) ... ok
[INFO] [stdout] test src/simulated_annealing/mod.rs - simulated_annealing::solve (line 56) ... ok
[INFO] [stdout] test src/random_search/mod.rs - random_search::solve (line 57) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "09f261129ef949a4b79d19aed46957b8fd2e73ffb2a742f10edc3dd464706c2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09f261129ef949a4b79d19aed46957b8fd2e73ffb2a742f10edc3dd464706c2d", kill_on_drop: false }`
[INFO] [stdout] 09f261129ef949a4b79d19aed46957b8fd2e73ffb2a742f10edc3dd464706c2d