Dec 05 06:13:13.903 INFO testing steveklabnik/echo against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 05 06:13:13.903 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 05 06:13:14.408 INFO [stdout] e71cd7103a581ed3ce1b7f9c2ae462974c4f7df988a776c38226cb25d0415196
Dec 05 06:13:14.416 INFO running `"docker" "start" "-a" "e71cd7103a581ed3ce1b7f9c2ae462974c4f7df988a776c38226cb25d0415196"`
Dec 05 06:13:15.392 INFO [stderr] usermod: no changes
Dec 05 06:13:15.428 INFO [stderr]    Compiling echo v0.1.0 (/source)
Dec 05 06:13:15.676 INFO [stderr] warning: unused variable: `e`
Dec 05 06:13:15.676 INFO [stderr]   --> src/main.rs:44:17
Dec 05 06:13:15.676 INFO [stderr]    |
Dec 05 06:13:15.676 INFO [stderr] 44 |             Err(e) => { /* connection failed */ }
Dec 05 06:13:15.676 INFO [stderr]    |                 ^ help: consider using `_e` instead
Dec 05 06:13:15.676 INFO [stderr]    |
Dec 05 06:13:15.676 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 06:13:15.676 INFO [stderr] 
Dec 05 06:13:17.045 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.63s
Dec 05 06:13:17.049 INFO [stderr] su: No module specific data is present
Dec 05 06:13:17.671 INFO running `"docker" "inspect" "e71cd7103a581ed3ce1b7f9c2ae462974c4f7df988a776c38226cb25d0415196"`
Dec 05 06:13:17.951 INFO running `"docker" "rm" "-f" "e71cd7103a581ed3ce1b7f9c2ae462974c4f7df988a776c38226cb25d0415196"`
Dec 05 06:13:18.158 INFO [stdout] e71cd7103a581ed3ce1b7f9c2ae462974c4f7df988a776c38226cb25d0415196
Dec 05 06:13:18.162 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 05 06:13:18.406 INFO [stdout] 25d8ab03704c20554e7d337c57633ccd9153b14027c6afe27114148c0efc1203
Dec 05 06:13:18.411 INFO running `"docker" "start" "-a" "25d8ab03704c20554e7d337c57633ccd9153b14027c6afe27114148c0efc1203"`
Dec 05 06:13:18.941 INFO [stderr] usermod: no changes
Dec 05 06:13:18.970 INFO [stderr]    Compiling echo v0.1.0 (/source)
Dec 05 06:13:19.232 INFO [stderr] warning: unused variable: `e`
Dec 05 06:13:19.232 INFO [stderr]   --> src/main.rs:44:17
Dec 05 06:13:19.232 INFO [stderr]    |
Dec 05 06:13:19.232 INFO [stderr] 44 |             Err(e) => { /* connection failed */ }
Dec 05 06:13:19.232 INFO [stderr]    |                 ^ help: consider using `_e` instead
Dec 05 06:13:19.232 INFO [stderr]    |
Dec 05 06:13:19.232 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 06:13:19.232 INFO [stderr] 
Dec 05 06:13:19.568 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
Dec 05 06:13:19.568 INFO [stderr] su: No module specific data is present
Dec 05 06:13:19.993 INFO running `"docker" "inspect" "25d8ab03704c20554e7d337c57633ccd9153b14027c6afe27114148c0efc1203"`
Dec 05 06:13:20.059 INFO running `"docker" "rm" "-f" "25d8ab03704c20554e7d337c57633ccd9153b14027c6afe27114148c0efc1203"`
Dec 05 06:13:20.143 INFO [stdout] 25d8ab03704c20554e7d337c57633ccd9153b14027c6afe27114148c0efc1203
Dec 05 06:13:20.146 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 05 06:13:20.388 INFO [stdout] ca266385cd0e2d3c7e78338a2a957c1ee406de4951d6b676b164f66ae688a315
Dec 05 06:13:20.394 INFO running `"docker" "start" "-a" "ca266385cd0e2d3c7e78338a2a957c1ee406de4951d6b676b164f66ae688a315"`
Dec 05 06:13:20.844 INFO [stderr] usermod: no changes
Dec 05 06:13:20.896 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 05 06:13:20.896 INFO [stderr]      Running /target/debug/deps/echo-6d1b5f63c22c8826
Dec 05 06:13:20.904 INFO [stdout] 
Dec 05 06:13:20.904 INFO [stdout] running 0 tests
Dec 05 06:13:20.904 INFO [stdout] 
Dec 05 06:13:20.904 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 06:13:20.904 INFO [stdout] 
Dec 05 06:13:20.910 INFO [stderr] su: No module specific data is present
Dec 05 06:13:21.164 INFO running `"docker" "inspect" "ca266385cd0e2d3c7e78338a2a957c1ee406de4951d6b676b164f66ae688a315"`
Dec 05 06:13:21.268 INFO running `"docker" "rm" "-f" "ca266385cd0e2d3c7e78338a2a957c1ee406de4951d6b676b164f66ae688a315"`
Dec 05 06:13:21.371 INFO [stdout] ca266385cd0e2d3c7e78338a2a957c1ee406de4951d6b676b164f66ae688a315