[INFO] fetching crate tsp-rs 0.1.0...
[INFO] testing tsp-rs-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate tsp-rs 0.1.0 into /workspace/builds/worker-98/source
[INFO] validating manifest of crates.io crate tsp-rs 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tsp-rs 0.1.0
[INFO] finished tweaking crates.io crate tsp-rs 0.1.0
[INFO] tweaked toml for crates.io crate tsp-rs 0.1.0 written to /workspace/builds/worker-98/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "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-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c44dad672d7ad2ef8f4a2dcc0c4a33a5e1f33235886e3a68525d96ddb04365f2
[INFO] running `Command { std: "docker" "start" "-a" "c44dad672d7ad2ef8f4a2dcc0c4a33a5e1f33235886e3a68525d96ddb04365f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c44dad672d7ad2ef8f4a2dcc0c4a33a5e1f33235886e3a68525d96ddb04365f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c44dad672d7ad2ef8f4a2dcc0c4a33a5e1f33235886e3a68525d96ddb04365f2", kill_on_drop: false }`
[INFO] [stdout] c44dad672d7ad2ef8f4a2dcc0c4a33a5e1f33235886e3a68525d96ddb04365f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27f373e7ee3671f620ff129b6f321df57c8224991e0a5cb1be4821dec2e63c2b
[INFO] running `Command { std: "docker" "start" "-a" "27f373e7ee3671f620ff129b6f321df57c8224991e0a5cb1be4821dec2e63c2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling tsp-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.81s
[INFO] running `Command { std: "docker" "inspect" "27f373e7ee3671f620ff129b6f321df57c8224991e0a5cb1be4821dec2e63c2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27f373e7ee3671f620ff129b6f321df57c8224991e0a5cb1be4821dec2e63c2b", kill_on_drop: false }`
[INFO] [stdout] 27f373e7ee3671f620ff129b6f321df57c8224991e0a5cb1be4821dec2e63c2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24926c413be10afc03c2446cc6cb4e445260c087d56eef2e0e37b0f904e659b0
[INFO] running `Command { std: "docker" "start" "-a" "24926c413be10afc03c2446cc6cb4e445260c087d56eef2e0e37b0f904e659b0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tsp-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `Command { std: "docker" "inspect" "24926c413be10afc03c2446cc6cb4e445260c087d56eef2e0e37b0f904e659b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24926c413be10afc03c2446cc6cb4e445260c087d56eef2e0e37b0f904e659b0", kill_on_drop: false }`
[INFO] [stdout] 24926c413be10afc03c2446cc6cb4e445260c087d56eef2e0e37b0f904e659b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b9402df22b9ff25bc9d0c22af7d47cb5d2486f7b72106d0a7d49cbc8ed6a8abb
[INFO] running `Command { std: "docker" "start" "-a" "b9402df22b9ff25bc9d0c22af7d47cb5d2486f7b72106d0a7d49cbc8ed6a8abb", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tsp_rs-52f9675878da76bb)
[INFO] [stdout] test kopt::tests::test_two_opt ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration_test.rs (/opt/rustwide/target/debug/deps/integration_test-37b33d6c42267979)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_solve_nn ... ok
[INFO] [stdout] test test_solve has been running for over 60 seconds
[INFO] [stderr]    Doc-tests tsp-rs
[INFO] [stdout] test test_solve ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 68.07s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - Tour<T>::new (line 56) ... ok
[INFO] [stdout] test src/lib.rs - Tour<T>::from (line 72) ... ok
[INFO] [stdout] test src/lib.rs - Tour<T>::optimize_nn (line 174) ... ok
[INFO] [stdout] test src/lib.rs - (line 4) ... ok
[INFO] [stdout] test src/lib.rs - Tour<T>::optimize_kopt (line 117) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b9402df22b9ff25bc9d0c22af7d47cb5d2486f7b72106d0a7d49cbc8ed6a8abb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9402df22b9ff25bc9d0c22af7d47cb5d2486f7b72106d0a7d49cbc8ed6a8abb", kill_on_drop: false }`
[INFO] [stdout] b9402df22b9ff25bc9d0c22af7d47cb5d2486f7b72106d0a7d49cbc8ed6a8abb