[INFO] updating cached repository tbrand/helnet
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tbrand/helnet
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tbrand/helnet" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/tbrand/helnet"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/tbrand/helnet'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tbrand/helnet" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/tbrand/helnet"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/tbrand/helnet'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c5919725ca8551656c055bf791b3163a4fdbf7cd
[INFO] sha for GitHub repo tbrand/helnet: c5919725ca8551656c055bf791b3163a4fdbf7cd
[INFO] validating manifest of tbrand/helnet on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tbrand/helnet on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tbrand/helnet
[INFO] finished frobbing tbrand/helnet
[INFO] frobbed toml for tbrand/helnet written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/tbrand/helnet/Cargo.toml
[INFO] started frobbing tbrand/helnet
[INFO] finished frobbing tbrand/helnet
[INFO] frobbed toml for tbrand/helnet written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/tbrand/helnet/Cargo.toml
[INFO] crate tbrand/helnet already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on the registry index
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking tbrand/helnet against try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b for pr-59199
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-0/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/tbrand/helnet:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d36b152e30a733956f4bd6c772cfe6f3b54effd83c7f1d37a74b3166ed64dc8b
[INFO] running `"docker" "start" "-a" "d36b152e30a733956f4bd6c772cfe6f3b54effd83c7f1d37a74b3166ed64dc8b"`
[INFO] [stderr]     Checking crossbeam-epoch v0.6.1
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]     Checking tokio-timer v0.2.8
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking socket2 v0.3.8
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking openssl-sys v0.9.39
[INFO] [stderr]     Checking uuid v0.7.1
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking rand v0.6.1
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]     Checking resolv-conf v0.6.1
[INFO] [stderr]     Checking crossbeam-deque v0.6.2
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking openssl v0.10.15
[INFO] [stderr]     Checking tokio-io v0.1.10
[INFO] [stderr]     Checking http v0.1.14
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking tokio-reactor v0.1.7
[INFO] [stderr]     Checking tokio-threadpool v0.1.9
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.4
[INFO] [stderr]     Checking tokio-tcp v0.1.2
[INFO] [stderr]     Checking trust-dns-proto v0.5.0
[INFO] [stderr]     Checking tokio-fs v0.1.4
[INFO] [stderr]     Checking tokio v0.1.13
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]     Checking h2 v0.1.13
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]     Checking native-tls v0.2.2
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]     Checking trust-dns-resolver v0.10.0
[INFO] [stderr]     Checking hyper v0.12.16
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]     Checking reqwest v0.9.5
[INFO] [stderr]     Checking helnet v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `trust_dns_resolver::Resolver`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use trust_dns_resolver::Resolver;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `trust_dns_resolver::config::*`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use trust_dns_resolver::config::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::net::IpAddr`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::net::IpAddr;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `trust_dns_resolver::Resolver`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use trust_dns_resolver::Resolver;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `trust_dns_resolver::config::*`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use trust_dns_resolver::config::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::net::IpAddr`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::net::IpAddr;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.65s
[INFO] running `"docker" "inspect" "d36b152e30a733956f4bd6c772cfe6f3b54effd83c7f1d37a74b3166ed64dc8b"`
[INFO] running `"docker" "rm" "-f" "d36b152e30a733956f4bd6c772cfe6f3b54effd83c7f1d37a74b3166ed64dc8b"`
[INFO] [stdout] d36b152e30a733956f4bd6c772cfe6f3b54effd83c7f1d37a74b3166ed64dc8b