[INFO] fetching crate trek-router 0.0.2...
[INFO] building trek-router-0.0.2 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate trek-router 0.0.2 into /workspace/builds/worker-3-tc2/source
[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-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate trek-router 0.0.2 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 74 packages to latest compatible versions
[INFO] [stderr]       Adding futures v0.1.31 (available: v0.3.31)
[INFO] [stderr]       Adding http v0.1.21 (available: v1.3.1)
[INFO] [stderr]       Adding hyper v0.12.36 (available: v1.7.0)
[INFO] [stderr]       Adding path-tree v0.1.12 (available: v0.8.3)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d67f56c0d9608782fadcbbff23288b238002a7ddcaaad151e2cbf747a736ce9
[INFO] running `Command { std: "docker" "start" "-a" "0d67f56c0d9608782fadcbbff23288b238002a7ddcaaad151e2cbf747a736ce9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d67f56c0d9608782fadcbbff23288b238002a7ddcaaad151e2cbf747a736ce9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d67f56c0d9608782fadcbbff23288b238002a7ddcaaad151e2cbf747a736ce9", kill_on_drop: false }`
[INFO] [stdout] 0d67f56c0d9608782fadcbbff23288b238002a7ddcaaad151e2cbf747a736ce9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64bf3980b52bf33b11113c5fddde6487e0dfe2c1868d78e5b8c1f5692ce432ad
[INFO] running `Command { std: "docker" "start" "-a" "64bf3980b52bf33b11113c5fddde6487e0dfe2c1868d78e5b8c1f5692ce432ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling path-tree v0.1.12
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling trek-router v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.28s
[INFO] running `Command { std: "docker" "inspect" "64bf3980b52bf33b11113c5fddde6487e0dfe2c1868d78e5b8c1f5692ce432ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64bf3980b52bf33b11113c5fddde6487e0dfe2c1868d78e5b8c1f5692ce432ad", kill_on_drop: false }`
[INFO] [stdout] 64bf3980b52bf33b11113c5fddde6487e0dfe2c1868d78e5b8c1f5692ce432ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aebde9e3c1470efb363791508748940a70b34bf7e28aac67ba55d663bfd18a32
[INFO] running `Command { std: "docker" "start" "-a" "aebde9e3c1470efb363791508748940a70b34bf7e28aac67ba55d663bfd18a32", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling semver-parser v0.7.0
[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 lock_api v0.3.4
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling net2 v0.2.39
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[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 crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[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]     |                      ^   ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 282 -         assert_eq!(h((ctx)), 5);
[INFO] [stdout] 282 +         assert_eq!(h(ctx ), 5);
[INFO] [stdout]     |
[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]     |                      ^   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 289 -         assert_eq!(h((ctx)), 0);
[INFO] [stdout] 289 +         assert_eq!(h(ctx ), 0);
[INFO] [stdout]     |
[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]     |                      ^   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 296 -         assert_eq!(h((ctx)), 1);
[INFO] [stdout] 296 +         assert_eq!(h(ctx ), 1);
[INFO] [stdout]     |
[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]     |                      ^   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 303 -         assert_eq!(h((ctx)), 2);
[INFO] [stdout] 303 +         assert_eq!(h(ctx ), 2);
[INFO] [stdout]     |
[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]     |                      ^   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 310 -         assert_eq!(h((ctx)), 3);
[INFO] [stdout] 310 +         assert_eq!(h(ctx ), 3);
[INFO] [stdout]     |
[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]     |                      ^   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 317 -         assert_eq!(h((ctx)), 4);
[INFO] [stdout] 317 +         assert_eq!(h(ctx ), 4);
[INFO] [stdout]     |
[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]     |                      ^   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 324 -         assert_eq!(h((ctx)), 4);
[INFO] [stdout] 324 +         assert_eq!(h(ctx ), 4);
[INFO] [stdout]     |
[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]     |                      ^   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 331 -         assert_eq!(h((ctx)), 5);
[INFO] [stdout] 331 +         assert_eq!(h(ctx ), 5);
[INFO] [stdout]     |
[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]     |                      ^   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 338 -         assert_eq!(h((ctx)), 6);
[INFO] [stdout] 338 +         assert_eq!(h(ctx ), 6);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 11.68s
[INFO] running `Command { std: "docker" "inspect" "aebde9e3c1470efb363791508748940a70b34bf7e28aac67ba55d663bfd18a32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aebde9e3c1470efb363791508748940a70b34bf7e28aac67ba55d663bfd18a32", kill_on_drop: false }`
[INFO] [stdout] aebde9e3c1470efb363791508748940a70b34bf7e28aac67ba55d663bfd18a32