[INFO] updating cached repository https://github.com/nccgroup/dirble
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7b1137b34f5da2458ca9d50f3b6e450bb4576956
[INFO] checking nccgroup/dirble against try#1a608893c03d7722effeb0058e82770bd36b4b3c for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnccgroup%2Fdirble" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nccgroup/dirble on toolchain 1a608893c03d7722effeb0058e82770bd36b4b3c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/nccgroup/dirble
[INFO] finished tweaking git repo https://github.com/nccgroup/dirble
[INFO] tweaked toml for git repo https://github.com/nccgroup/dirble written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/nccgroup/dirble already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9f35c67bd122fad73e94abdd0b79a1dad2493c535d9f5f18daeadb9e6ad2186c
[INFO] running `"docker" "start" "-a" "9f35c67bd122fad73e94abdd0b79a1dad2493c535d9f5f18daeadb9e6ad2186c"`
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling winapi v0.3.7
[INFO] [stderr]    Compiling curl v0.4.22
[INFO] [stderr]     Checking simple_xml_serialize v0.2.3
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking tower-service v0.2.0
[INFO] [stderr]     Checking tokio-sync v0.1.7
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling curl-sys v0.4.20
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking tracing-core v0.1.7
[INFO] [stderr]     Checking tower-layer v0.1.0
[INFO] [stderr]     Checking tower-discover v0.1.0
[INFO] [stderr]     Checking tendril v0.3.1
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.11.1
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking socket2 v0.3.9
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking want v0.0.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.30
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking tower-load-shed v0.1.0
[INFO] [stderr]     Checking tokio-executor v0.1.8
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]    Compiling backtrace v0.3.32
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking chrono v0.4.7
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking tokio-timer v0.2.11
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking http v0.1.19
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking winconsole v0.10.0
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking simplelog v0.5.3
[INFO] [stderr]     Checking ctrlc v3.1.3
[INFO] [stderr]     Checking tower-retry v0.1.0
[INFO] [stderr]     Checking tower-timeout v0.1.1
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking tower-util v0.1.0
[INFO] [stderr]     Checking colored v1.8.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking tokio-reactor v0.1.10
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]    Compiling string_cache v0.6.2
[INFO] [stderr]    Compiling markup5ever v0.3.2
[INFO] [stderr]     Checking tower-reconnect v0.1.0 (https://github.com/tower-rs/tower#7e55b7fa)
[INFO] [stderr]     Checking tokio-threadpool v0.1.16
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.5
[INFO] [stderr]    Compiling vergen v3.0.4
[INFO] [stderr]     Checking http-connection v0.1.0
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tower-http-util v0.1.0
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling simple_xml_serialize_macro v0.2.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.5
[INFO] [stderr]     Checking hyper v0.12.29
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]     Checking tracing v0.1.10
[INFO] [stderr]     Checking tower-limit v0.1.1
[INFO] [stderr]     Checking tower-buffer v0.1.2
[INFO] [stderr]    Compiling dirble v1.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tower v0.1.1 (https://github.com/tower-rs/tower#7e55b7fa)
[INFO] [stderr]     Checking tower-hyper v0.1.1 (https://github.com/tower-rs/tower-hyper#0dd2cf21)
[INFO] [stderr]     Checking serde v1.0.94
[INFO] [stderr]     Checking serde_test v1.0.94
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking html5ever v0.18.0
[INFO] [stderr]     Checking select v0.4.2
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/wordlist.rs:72:17
[INFO] [stderr]    |
[INFO] [stderr] 72 |     type Item = (Url);
[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 type
[INFO] [stderr]   --> src/wordlist.rs:72:17
[INFO] [stderr]    |
[INFO] [stderr] 72 |     type Item = (Url);
[INFO] [stderr]    |                 ^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 15s
[INFO] running `"docker" "inspect" "9f35c67bd122fad73e94abdd0b79a1dad2493c535d9f5f18daeadb9e6ad2186c"`
[INFO] running `"docker" "rm" "-f" "9f35c67bd122fad73e94abdd0b79a1dad2493c535d9f5f18daeadb9e6ad2186c"`
[INFO] [stdout] 9f35c67bd122fad73e94abdd0b79a1dad2493c535d9f5f18daeadb9e6ad2186c