[INFO] updating cached repository dns2utf8/igel_chat
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/dns2utf8/igel_chat
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/dns2utf8/igel_chat" "work/ex/pr-57501/sources/master#6ecad338381cc3b8d56e2df22e5971a598eddd6c/gh/dns2utf8/igel_chat"`
[INFO] [stderr] Cloning into 'work/ex/pr-57501/sources/master#6ecad338381cc3b8d56e2df22e5971a598eddd6c/gh/dns2utf8/igel_chat'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dns2utf8/igel_chat" "work/ex/pr-57501/sources/try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f/gh/dns2utf8/igel_chat"`
[INFO] [stderr] Cloning into 'work/ex/pr-57501/sources/try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f/gh/dns2utf8/igel_chat'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6d6a1842efb0ce2174985a51757637da1ceb3d1e
[INFO] sha for GitHub repo dns2utf8/igel_chat: 6d6a1842efb0ce2174985a51757637da1ceb3d1e
[INFO] validating manifest of dns2utf8/igel_chat on toolchain master#6ecad338381cc3b8d56e2df22e5971a598eddd6c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ecad338381cc3b8d56e2df22e5971a598eddd6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of dns2utf8/igel_chat on toolchain try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f789154f114767b2d0cb9c5b6c592cb3a635e6f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing dns2utf8/igel_chat
[INFO] finished frobbing dns2utf8/igel_chat
[INFO] frobbed toml for dns2utf8/igel_chat written to work/ex/pr-57501/sources/master#6ecad338381cc3b8d56e2df22e5971a598eddd6c/gh/dns2utf8/igel_chat/Cargo.toml
[INFO] started frobbing dns2utf8/igel_chat
[INFO] finished frobbing dns2utf8/igel_chat
[INFO] frobbed toml for dns2utf8/igel_chat written to work/ex/pr-57501/sources/try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f/gh/dns2utf8/igel_chat/Cargo.toml
[INFO] crate dns2utf8/igel_chat has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ecad338381cc3b8d56e2df22e5971a598eddd6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on the registry index
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f789154f114767b2d0cb9c5b6c592cb3a635e6f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking dns2utf8/igel_chat against try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f for pr-57501
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57501/worker-2/try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57501/sources/try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f/gh/dns2utf8/igel_chat:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+5f789154f114767b2d0cb9c5b6c592cb3a635e6f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 03fc921aea4a324c32b0c877437ba27262025943a65972fb319f9a1fa7c236dd
[INFO] running `"docker" "start" "-a" "03fc921aea4a324c32b0c877437ba27262025943a65972fb319f9a1fa7c236dd"`
[INFO] [stderr]    Compiling openssl-sys v0.9.20
[INFO] [stderr]     Checking num_cpus v1.7.0
[INFO] [stderr]     Checking base64 v0.5.2
[INFO] [stderr]     Checking mio v0.6.10
[INFO] [stderr]     Checking hyper v0.10.13
[INFO] [stderr]    Compiling openssl v0.9.20
[INFO] [stderr]     Checking tokio-core v0.1.10
[INFO] [stderr]     Checking native-tls v0.1.4
[INFO] [stderr]     Checking tokio-tls v0.1.3
[INFO] [stderr]     Checking websocket v0.20.2
[INFO] [stderr]     Checking igel_chat v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Arg`
[INFO] [stderr]   --> src/main.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | use clap::{Arg, App, SubCommand};
[INFO] [stderr]    |            ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Arg`
[INFO] [stderr]   --> src/main.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | use clap::{Arg, App, SubCommand};
[INFO] [stderr]    |            ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.67s
[INFO] running `"docker" "inspect" "03fc921aea4a324c32b0c877437ba27262025943a65972fb319f9a1fa7c236dd"`
[INFO] running `"docker" "rm" "-f" "03fc921aea4a324c32b0c877437ba27262025943a65972fb319f9a1fa7c236dd"`
[INFO] [stdout] 03fc921aea4a324c32b0c877437ba27262025943a65972fb319f9a1fa7c236dd