[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-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/dns2utf8/igel_chat"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/dns2utf8/igel_chat'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dns2utf8/igel_chat" "work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/dns2utf8/igel_chat"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/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#39401465da4ce27aeeb2c2a26133ac35c63aa515
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of dns2utf8/igel_chat on toolchain try#f45cc3094ee337acd688771b9234318046b0572d
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-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-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/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-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/dns2utf8/igel_chat/Cargo.toml
[INFO] crate dns2utf8/igel_chat already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking dns2utf8/igel_chat against master#39401465da4ce27aeeb2c2a26133ac35c63aa515 for pr-60914
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-2/master#39401465da4ce27aeeb2c2a26133ac35c63aa515:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/dns2utf8/igel_chat:/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" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] cde039b92fcfe80ee1a7ee67bbaf241d12ccdef1feb8aea4e93a6715f9b8f27f
[INFO] running `"docker" "start" "-a" "cde039b92fcfe80ee1a7ee67bbaf241d12ccdef1feb8aea4e93a6715f9b8f27f"`
[INFO] [stderr]    Compiling openssl-sys v0.9.20
[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 12.25s
[INFO] running `"docker" "inspect" "cde039b92fcfe80ee1a7ee67bbaf241d12ccdef1feb8aea4e93a6715f9b8f27f"`
[INFO] running `"docker" "rm" "-f" "cde039b92fcfe80ee1a7ee67bbaf241d12ccdef1feb8aea4e93a6715f9b8f27f"`
[INFO] [stdout] cde039b92fcfe80ee1a7ee67bbaf241d12ccdef1feb8aea4e93a6715f9b8f27f