[INFO] fetching crate tspf 0.3.1...
[INFO] testing tspf-0.3.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate tspf 0.3.1 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate tspf 0.3.1 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 tspf 0.3.1
[INFO] finished tweaking crates.io crate tspf 0.3.1
[INFO] tweaked toml for crates.io crate tspf 0.3.1 written to /workspace/builds/worker-20/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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded getset v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 67349154e5eedee5bfed6a988dfc2b873f8505e74b789edc8e20b54365e08303
[INFO] running `Command { std: "docker" "start" "-a" "67349154e5eedee5bfed6a988dfc2b873f8505e74b789edc8e20b54365e08303", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67349154e5eedee5bfed6a988dfc2b873f8505e74b789edc8e20b54365e08303", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67349154e5eedee5bfed6a988dfc2b873f8505e74b789edc8e20b54365e08303", kill_on_drop: false }`
[INFO] [stdout] 67349154e5eedee5bfed6a988dfc2b873f8505e74b789edc8e20b54365e08303
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 520bd90d06fd0aeaa1847ccf90956e410725c3782f1eed421728d76852df4098
[INFO] running `Command { std: "docker" "start" "-a" "520bd90d06fd0aeaa1847ccf90956e410725c3782f1eed421728d76852df4098", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling getset v0.1.1
[INFO] [stderr]    Compiling tspf v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]  --> src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.02s
[INFO] running `Command { std: "docker" "inspect" "520bd90d06fd0aeaa1847ccf90956e410725c3782f1eed421728d76852df4098", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "520bd90d06fd0aeaa1847ccf90956e410725c3782f1eed421728d76852df4098", kill_on_drop: false }`
[INFO] [stdout] 520bd90d06fd0aeaa1847ccf90956e410725c3782f1eed421728d76852df4098
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 46fe4f758f72c31cf59aaac3610caf69554f18d015847f928e76e9e39b9f2aba
[INFO] running `Command { std: "docker" "start" "-a" "46fe4f758f72c31cf59aaac3610caf69554f18d015847f928e76e9e39b9f2aba", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]  --> src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling approx v0.5.0
[INFO] [stderr]    Compiling tspf v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]  --> src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.20s
[INFO] running `Command { std: "docker" "inspect" "46fe4f758f72c31cf59aaac3610caf69554f18d015847f928e76e9e39b9f2aba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46fe4f758f72c31cf59aaac3610caf69554f18d015847f928e76e9e39b9f2aba", kill_on_drop: false }`
[INFO] [stdout] 46fe4f758f72c31cf59aaac3610caf69554f18d015847f928e76e9e39b9f2aba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 0528af44c11205a90728e8cd54cb9feb748c81840e6dac06db774d1f9a44f9c1
[INFO] running `Command { std: "docker" "start" "-a" "0528af44c11205a90728e8cd54cb9feb748c81840e6dac06db774d1f9a44f9c1", kill_on_drop: false }`
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/lib.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tspf` (lib) generated 1 warning
[INFO] [stderr] warning: `tspf` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tspf-3741808e9bbe5516)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::test_read_str ... ok
[INFO] [stdout] test tests::test_read_str_missing_wtype ... ok
[INFO] [stdout] test tests::test_read_str_missing_dim ... ok
[INFO] [stdout] test tests::test_read_str_missing_type ... ok
[INFO] [stdout] test tests::test_tour ... ok
[INFO] [stdout] test tests::test_read_str_missing_name ... ok
[INFO] [stdout] test tests::test_weight_lower ... ok
[INFO] [stdout] test tests::test_weight_upper ... ok
[INFO] [stdout] test tests::test_metric_fn ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-7ccdfac0c190ce7b)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test parse_vrp ... ok
[INFO] [stdout] test parse_tsp ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tspf
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/tsp.rs - tsp::Tsp (line 77) ... ok
[INFO] [stdout] test src/tsp.rs - tsp::Tsp (line 100) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.19s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0528af44c11205a90728e8cd54cb9feb748c81840e6dac06db774d1f9a44f9c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0528af44c11205a90728e8cd54cb9feb748c81840e6dac06db774d1f9a44f9c1", kill_on_drop: false }`
[INFO] [stdout] 0528af44c11205a90728e8cd54cb9feb748c81840e6dac06db774d1f9a44f9c1