Dec 14 03:04:54.269 INFO testing alyjak/distributed-chat against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 14 03:04:54.269 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 14 03:04:54.944 INFO [stdout] 38c5ba32a695b87517a3facc223ad002e35fb171e26137e72ee72fb406b71985
Dec 14 03:04:54.953 INFO running `"docker" "start" "-a" "38c5ba32a695b87517a3facc223ad002e35fb171e26137e72ee72fb406b71985"`
Dec 14 03:04:56.023 INFO [stderr] usermod: no changes
Dec 14 03:04:56.271 INFO [stderr]    Compiling tokio-fs v0.1.4
Dec 14 03:04:56.283 INFO [stderr]    Compiling parking_lot v0.6.4
Dec 14 03:04:59.493 INFO [stderr]    Compiling tokio-reactor v0.1.6
Dec 14 03:05:03.560 INFO [stderr]    Compiling tokio-udp v0.1.2
Dec 14 03:05:03.561 INFO [stderr]    Compiling tokio-tcp v0.1.2
Dec 14 03:05:03.571 INFO [stderr]    Compiling tokio-uds v0.2.3
Dec 14 03:05:09.443 INFO [stderr]    Compiling tokio v0.1.11
Dec 14 03:05:13.737 INFO [stderr]    Compiling assignment v0.1.0 (/source)
Dec 14 03:05:16.187 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 03:05:16.187 INFO [stderr]    --> src/message.rs:226:9
Dec 14 03:05:16.187 INFO [stderr]     |
Dec 14 03:05:16.187 INFO [stderr] 226 | /         write!(
Dec 14 03:05:16.187 INFO [stderr] 227 | |             f,
Dec 14 03:05:16.187 INFO [stderr] 228 | |             "[{} {}]",
Dec 14 03:05:16.187 INFO [stderr] 229 | |             unsafe { from_utf8_unchecked(&self.from[..]) },
Dec 14 03:05:16.187 INFO [stderr] 230 | |             self.typ
Dec 14 03:05:16.187 INFO [stderr] 231 | |         );
Dec 14 03:05:16.187 INFO [stderr]     | |__________^
Dec 14 03:05:16.187 INFO [stderr]     |
Dec 14 03:05:16.188 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 14 03:05:16.188 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 03:05:16.188 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 14 03:05:16.188 INFO [stderr] 
Dec 14 03:05:16.188 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 03:05:16.188 INFO [stderr]    --> src/message.rs:235:17
Dec 14 03:05:16.188 INFO [stderr]     |
Dec 14 03:05:16.188 INFO [stderr] 235 |                 write!(f, ": {}", unsafe { from_utf8_unchecked(&self.content[..]) });
Dec 14 03:05:16.188 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 03:05:16.188 INFO [stderr]     |
Dec 14 03:05:16.188 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 03:05:16.188 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 14 03:05:16.188 INFO [stderr] 
Dec 14 03:05:24.814 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.77s
Dec 14 03:05:24.823 INFO [stderr] su: No module specific data is present
Dec 14 03:05:26.700 INFO running `"docker" "inspect" "38c5ba32a695b87517a3facc223ad002e35fb171e26137e72ee72fb406b71985"`
Dec 14 03:05:27.045 INFO running `"docker" "rm" "-f" "38c5ba32a695b87517a3facc223ad002e35fb171e26137e72ee72fb406b71985"`
Dec 14 03:05:27.425 INFO [stdout] 38c5ba32a695b87517a3facc223ad002e35fb171e26137e72ee72fb406b71985
Dec 14 03:05:27.428 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 14 03:05:27.834 INFO [stdout] a54644c6dbff6ea04350ae06ea9106fd913a44a3b0f9504da849ea67783dd632
Dec 14 03:05:27.836 INFO running `"docker" "start" "-a" "a54644c6dbff6ea04350ae06ea9106fd913a44a3b0f9504da849ea67783dd632"`
Dec 14 03:05:30.502 INFO [stderr] usermod: no changes
Dec 14 03:05:30.671 INFO [stderr]    Compiling assignment v0.1.0 (/source)
Dec 14 03:05:35.643 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 03:05:35.643 INFO [stderr]    --> src/message.rs:226:9
Dec 14 03:05:35.643 INFO [stderr]     |
Dec 14 03:05:35.643 INFO [stderr] 226 | /         write!(
Dec 14 03:05:35.643 INFO [stderr] 227 | |             f,
Dec 14 03:05:35.643 INFO [stderr] 228 | |             "[{} {}]",
Dec 14 03:05:35.643 INFO [stderr] 229 | |             unsafe { from_utf8_unchecked(&self.from[..]) },
Dec 14 03:05:35.643 INFO [stderr] 230 | |             self.typ
Dec 14 03:05:35.643 INFO [stderr] 231 | |         );
Dec 14 03:05:35.643 INFO [stderr]     | |__________^
Dec 14 03:05:35.643 INFO [stderr]     |
Dec 14 03:05:35.643 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 14 03:05:35.643 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 03:05:35.643 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 14 03:05:35.643 INFO [stderr] 
Dec 14 03:05:35.643 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 03:05:35.643 INFO [stderr]    --> src/message.rs:235:17
Dec 14 03:05:35.643 INFO [stderr]     |
Dec 14 03:05:35.643 INFO [stderr] 235 |                 write!(f, ": {}", unsafe { from_utf8_unchecked(&self.content[..]) });
Dec 14 03:05:35.643 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 03:05:35.643 INFO [stderr]     |
Dec 14 03:05:35.643 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 03:05:35.643 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 14 03:05:35.643 INFO [stderr] 
Dec 14 03:05:36.121 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.59s
Dec 14 03:05:36.131 INFO [stderr] su: No module specific data is present
Dec 14 03:05:37.463 INFO running `"docker" "inspect" "a54644c6dbff6ea04350ae06ea9106fd913a44a3b0f9504da849ea67783dd632"`
Dec 14 03:05:37.831 INFO running `"docker" "rm" "-f" "a54644c6dbff6ea04350ae06ea9106fd913a44a3b0f9504da849ea67783dd632"`
Dec 14 03:05:38.137 INFO [stdout] a54644c6dbff6ea04350ae06ea9106fd913a44a3b0f9504da849ea67783dd632
Dec 14 03:05:38.143 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 14 03:05:38.623 INFO [stdout] 602376de6885c10d1c5fe22be9b024e9d6c1563b20734b10b8d81d0cf3265bff
Dec 14 03:05:38.625 INFO running `"docker" "start" "-a" "602376de6885c10d1c5fe22be9b024e9d6c1563b20734b10b8d81d0cf3265bff"`
Dec 14 03:05:41.126 INFO [stderr] usermod: no changes
Dec 14 03:05:41.307 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
Dec 14 03:05:41.321 INFO [stderr]      Running /target/debug/deps/assignment-d3c791e505adabb3
Dec 14 03:05:41.328 INFO [stdout] 
Dec 14 03:05:41.328 INFO [stdout] running 0 tests
Dec 14 03:05:41.328 INFO [stdout] 
Dec 14 03:05:41.328 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 03:05:41.328 INFO [stdout] 
Dec 14 03:05:41.328 INFO [stderr]      Running /target/debug/deps/assignment-49f972ff4db528ac
Dec 14 03:05:41.330 INFO [stdout] 
Dec 14 03:05:41.330 INFO [stdout] running 0 tests
Dec 14 03:05:41.330 INFO [stdout] 
Dec 14 03:05:41.330 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 03:05:41.330 INFO [stdout] 
Dec 14 03:05:41.330 INFO [stderr]    Doc-tests assignment
Dec 14 03:05:46.011 INFO [stdout] 
Dec 14 03:05:46.011 INFO [stdout] running 0 tests
Dec 14 03:05:46.011 INFO [stdout] 
Dec 14 03:05:46.011 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 03:05:46.011 INFO [stdout] 
Dec 14 03:05:46.027 INFO [stderr] su: No module specific data is present
Dec 14 03:05:47.531 INFO running `"docker" "inspect" "602376de6885c10d1c5fe22be9b024e9d6c1563b20734b10b8d81d0cf3265bff"`
Dec 14 03:05:47.799 INFO running `"docker" "rm" "-f" "602376de6885c10d1c5fe22be9b024e9d6c1563b20734b10b8d81d0cf3265bff"`
Dec 14 03:05:48.137 INFO [stdout] 602376de6885c10d1c5fe22be9b024e9d6c1563b20734b10b8d81d0cf3265bff