[INFO] fetching crate trek-router 0.0.2...
[INFO] testing trek-router-0.0.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate trek-router 0.0.2 into /workspace/builds/worker-81/source
[INFO] validating manifest of crates.io crate trek-router 0.0.2 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 trek-router 0.0.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate trek-router 0.0.2
[INFO] tweaked toml for crates.io crate trek-router 0.0.2 written to /workspace/builds/worker-81/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] 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]  Downloading crates ...
[INFO] [stderr]   Downloaded path-tree v0.1.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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] 0491c33329ee09563e38a579337d6b6acb806f95a69feffb2378622aaaffa229
[INFO] running `Command { std: "docker" "start" "-a" "0491c33329ee09563e38a579337d6b6acb806f95a69feffb2378622aaaffa229", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "rm" "-f" "0491c33329ee09563e38a579337d6b6acb806f95a69feffb2378622aaaffa229", kill_on_drop: false }`
[INFO] [stdout] 0491c33329ee09563e38a579337d6b6acb806f95a69feffb2378622aaaffa229
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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] 952b2b4eb53fdab5c8f7671d40e7cb0234edb3bf143016383d6cbb2773069b7a
[INFO] running `Command { std: "docker" "start" "-a" "952b2b4eb53fdab5c8f7671d40e7cb0234edb3bf143016383d6cbb2773069b7a", 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]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling path-tree v0.1.12
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling trek-router v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.83s
[INFO] running `Command { std: "docker" "inspect" "952b2b4eb53fdab5c8f7671d40e7cb0234edb3bf143016383d6cbb2773069b7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "952b2b4eb53fdab5c8f7671d40e7cb0234edb3bf143016383d6cbb2773069b7a", kill_on_drop: false }`
[INFO] [stdout] 952b2b4eb53fdab5c8f7671d40e7cb0234edb3bf143016383d6cbb2773069b7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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] 3733d15b53687f696a6dae03f08cf6170b095e98281336cd4b531d603e735d1d
[INFO] running `Command { std: "docker" "start" "-a" "3733d15b53687f696a6dae03f08cf6170b095e98281336cd4b531d603e735d1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling slab v0.4.4
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling trek-router v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/resource.rs:282:22
[INFO] [stdout]     |
[INFO] [stdout] 282 |         assert_eq!(h((ctx)), 5);
[INFO] [stdout]     |                      ^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/resource.rs:289:22
[INFO] [stdout]     |
[INFO] [stdout] 289 |         assert_eq!(h((ctx)), 0);
[INFO] [stdout]     |                      ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/resource.rs:296:22
[INFO] [stdout]     |
[INFO] [stdout] 296 |         assert_eq!(h((ctx)), 1);
[INFO] [stdout]     |                      ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/resource.rs:303:22
[INFO] [stdout]     |
[INFO] [stdout] 303 |         assert_eq!(h((ctx)), 2);
[INFO] [stdout]     |                      ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/resource.rs:310:22
[INFO] [stdout]     |
[INFO] [stdout] 310 |         assert_eq!(h((ctx)), 3);
[INFO] [stdout]     |                      ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/resource.rs:317:22
[INFO] [stdout]     |
[INFO] [stdout] 317 |         assert_eq!(h((ctx)), 4);
[INFO] [stdout]     |                      ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/resource.rs:324:22
[INFO] [stdout]     |
[INFO] [stdout] 324 |         assert_eq!(h((ctx)), 4);
[INFO] [stdout]     |                      ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/resource.rs:331:22
[INFO] [stdout]     |
[INFO] [stdout] 331 |         assert_eq!(h((ctx)), 5);
[INFO] [stdout]     |                      ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/resource.rs:338:22
[INFO] [stdout]     |
[INFO] [stdout] 338 |         assert_eq!(h((ctx)), 6);
[INFO] [stdout]     |                      ^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.98s
[INFO] running `Command { std: "docker" "inspect" "3733d15b53687f696a6dae03f08cf6170b095e98281336cd4b531d603e735d1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3733d15b53687f696a6dae03f08cf6170b095e98281336cd4b531d603e735d1d", kill_on_drop: false }`
[INFO] [stdout] 3733d15b53687f696a6dae03f08cf6170b095e98281336cd4b531d603e735d1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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] 18bc6bfae5b764b797e5eaf05a9f14023922d264c4842cf33c7fd9d2910b8fd1
[INFO] running `Command { std: "docker" "start" "-a" "18bc6bfae5b764b797e5eaf05a9f14023922d264c4842cf33c7fd9d2910b8fd1", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/resource.rs:282:22
[INFO] [stderr]     |
[INFO] [stderr] 282 |         assert_eq!(h((ctx)), 5);
[INFO] [stderr]     |                      ^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/resource.rs:289:22
[INFO] [stderr]     |
[INFO] [stderr] 289 |         assert_eq!(h((ctx)), 0);
[INFO] [stderr]     |                      ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/resource.rs:296:22
[INFO] [stderr]     |
[INFO] [stderr] 296 |         assert_eq!(h((ctx)), 1);
[INFO] [stderr]     |                      ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/resource.rs:303:22
[INFO] [stderr]     |
[INFO] [stderr] 303 |         assert_eq!(h((ctx)), 2);
[INFO] [stderr]     |                      ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/resource.rs:310:22
[INFO] [stderr]     |
[INFO] [stderr] 310 |         assert_eq!(h((ctx)), 3);
[INFO] [stderr]     |                      ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/resource.rs:317:22
[INFO] [stderr]     |
[INFO] [stderr] 317 |         assert_eq!(h((ctx)), 4);
[INFO] [stderr]     |                      ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/resource.rs:324:22
[INFO] [stderr]     |
[INFO] [stderr] 324 |         assert_eq!(h((ctx)), 4);
[INFO] [stderr]     |                      ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/resource.rs:331:22
[INFO] [stderr]     |
[INFO] [stderr] 331 |         assert_eq!(h((ctx)), 5);
[INFO] [stderr]     |                      ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/resource.rs:338:22
[INFO] [stderr]     |
[INFO] [stderr] 338 |         assert_eq!(h((ctx)), 6);
[INFO] [stderr]     |                      ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: `trek-router` (lib test) generated 9 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/trek_router-f506b85f54efe79d)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::new_router ... ok
[INFO] [stderr]    Doc-tests trek-router
[INFO] [stdout] test resource::tests::resource ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.37s
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "18bc6bfae5b764b797e5eaf05a9f14023922d264c4842cf33c7fd9d2910b8fd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18bc6bfae5b764b797e5eaf05a9f14023922d264c4842cf33c7fd9d2910b8fd1", kill_on_drop: false }`
[INFO] [stdout] 18bc6bfae5b764b797e5eaf05a9f14023922d264c4842cf33c7fd9d2910b8fd1