[INFO] fetching crate trek-router 0.0.2...
[INFO] checking trek-router-0.0.2 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] extracting crate trek-router 0.0.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate trek-router 0.0.2 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "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-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f0dbea23bed5fb9a5bdf32aa579de35caba9e88c26ecb41a3907a583910c6e8
[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" "3f0dbea23bed5fb9a5bdf32aa579de35caba9e88c26ecb41a3907a583910c6e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f0dbea23bed5fb9a5bdf32aa579de35caba9e88c26ecb41a3907a583910c6e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f0dbea23bed5fb9a5bdf32aa579de35caba9e88c26ecb41a3907a583910c6e8", kill_on_drop: false }`
[INFO] [stdout] 3f0dbea23bed5fb9a5bdf32aa579de35caba9e88c26ecb41a3907a583910c6e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03aaf17f1b381b0b95f89b27d1f5a21f8809eeeb318cd6ae27f0b1d00f0dfb0b
[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" "03aaf17f1b381b0b95f89b27d1f5a21f8809eeeb318cd6ae27f0b1d00f0dfb0b", kill_on_drop: false }`
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking path-tree v0.1.12
[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 indexmap v1.6.2
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking Inflector v0.11.4
[INFO] [stderr]     Checking 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 dev [unoptimized + debuginfo] target(s) in 32.21s
[INFO] running `Command { std: "docker" "inspect" "03aaf17f1b381b0b95f89b27d1f5a21f8809eeeb318cd6ae27f0b1d00f0dfb0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03aaf17f1b381b0b95f89b27d1f5a21f8809eeeb318cd6ae27f0b1d00f0dfb0b", kill_on_drop: false }`
[INFO] [stdout] 03aaf17f1b381b0b95f89b27d1f5a21f8809eeeb318cd6ae27f0b1d00f0dfb0b