Dec 06 07:05:39.607 INFO testing alyjak/distributed-chat against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 07:05:39.607 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 06 07:05:40.031 INFO [stdout] 4fb16876e9373d3388974342921ef312180067eb0dbb809ba5ba58fae324c3d5
Dec 06 07:05:40.035 INFO running `"docker" "start" "-a" "4fb16876e9373d3388974342921ef312180067eb0dbb809ba5ba58fae324c3d5"`
Dec 06 07:05:41.136 INFO [stderr] usermod: no changes
Dec 06 07:05:41.364 INFO [stderr]    Compiling tokio-reactor v0.1.6
Dec 06 07:05:44.725 INFO [stderr]    Compiling tokio-tcp v0.1.2
Dec 06 07:05:44.725 INFO [stderr]    Compiling tokio-udp v0.1.2
Dec 06 07:05:44.725 INFO [stderr]    Compiling tokio-uds v0.2.3
Dec 06 07:05:49.397 INFO [stderr]    Compiling tokio v0.1.11
Dec 06 07:05:53.623 INFO [stderr]    Compiling assignment v0.1.0 (/source)
Dec 06 07:05:56.100 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 07:05:56.101 INFO [stderr]    --> src/message.rs:226:9
Dec 06 07:05:56.101 INFO [stderr]     |
Dec 06 07:05:56.101 INFO [stderr] 226 | /         write!(
Dec 06 07:05:56.102 INFO [stderr] 227 | |             f,
Dec 06 07:05:56.102 INFO [stderr] 228 | |             "[{} {}]",
Dec 06 07:05:56.102 INFO [stderr] 229 | |             unsafe { from_utf8_unchecked(&self.from[..]) },
Dec 06 07:05:56.102 INFO [stderr] 230 | |             self.typ
Dec 06 07:05:56.103 INFO [stderr] 231 | |         );
Dec 06 07:05:56.103 INFO [stderr]     | |__________^
Dec 06 07:05:56.103 INFO [stderr]     |
Dec 06 07:05:56.103 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 06 07:05:56.103 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 07:05:56.104 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 06 07:05:56.104 INFO [stderr] 
Dec 06 07:05:56.104 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 07:05:56.104 INFO [stderr]    --> src/message.rs:235:17
Dec 06 07:05:56.105 INFO [stderr]     |
Dec 06 07:05:56.105 INFO [stderr] 235 |                 write!(f, ": {}", unsafe { from_utf8_unchecked(&self.content[..]) });
Dec 06 07:05:56.105 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 07:05:56.105 INFO [stderr]     |
Dec 06 07:05:56.106 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 07:05:56.106 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 06 07:05:56.106 INFO [stderr] 
Dec 06 07:06:04.075 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.92s
Dec 06 07:06:04.083 INFO [stderr] su: No module specific data is present
Dec 06 07:06:05.260 INFO running `"docker" "inspect" "4fb16876e9373d3388974342921ef312180067eb0dbb809ba5ba58fae324c3d5"`
Dec 06 07:06:05.654 INFO running `"docker" "rm" "-f" "4fb16876e9373d3388974342921ef312180067eb0dbb809ba5ba58fae324c3d5"`
Dec 06 07:06:06.002 INFO [stdout] 4fb16876e9373d3388974342921ef312180067eb0dbb809ba5ba58fae324c3d5
Dec 06 07:06:06.008 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 06 07:06:06.501 INFO [stdout] 6d1a2f8d0ec33b6fbf8663ad04512c00a307556baa48f8d5e844c7626a3d47cc
Dec 06 07:06:06.503 INFO running `"docker" "start" "-a" "6d1a2f8d0ec33b6fbf8663ad04512c00a307556baa48f8d5e844c7626a3d47cc"`
Dec 06 07:06:08.474 INFO [stderr] usermod: no changes
Dec 06 07:06:08.696 INFO [stderr]    Compiling assignment v0.1.0 (/source)
Dec 06 07:06:12.856 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 07:06:12.856 INFO [stderr]    --> src/message.rs:226:9
Dec 06 07:06:12.856 INFO [stderr]     |
Dec 06 07:06:12.856 INFO [stderr] 226 | /         write!(
Dec 06 07:06:12.856 INFO [stderr] 227 | |             f,
Dec 06 07:06:12.856 INFO [stderr] 228 | |             "[{} {}]",
Dec 06 07:06:12.856 INFO [stderr] 229 | |             unsafe { from_utf8_unchecked(&self.from[..]) },
Dec 06 07:06:12.856 INFO [stderr] 230 | |             self.typ
Dec 06 07:06:12.856 INFO [stderr] 231 | |         );
Dec 06 07:06:12.856 INFO [stderr]     | |__________^
Dec 06 07:06:12.856 INFO [stderr]     |
Dec 06 07:06:12.857 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 06 07:06:12.857 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 07:06:12.857 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 06 07:06:12.857 INFO [stderr] 
Dec 06 07:06:12.857 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 07:06:12.857 INFO [stderr]    --> src/message.rs:235:17
Dec 06 07:06:12.857 INFO [stderr]     |
Dec 06 07:06:12.857 INFO [stderr] 235 |                 write!(f, ": {}", unsafe { from_utf8_unchecked(&self.content[..]) });
Dec 06 07:06:12.857 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 07:06:12.857 INFO [stderr]     |
Dec 06 07:06:12.857 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 07:06:12.857 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 06 07:06:12.857 INFO [stderr] 
Dec 06 07:06:13.266 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.75s
Dec 06 07:06:13.285 INFO [stderr] su: No module specific data is present
Dec 06 07:06:14.685 INFO running `"docker" "inspect" "6d1a2f8d0ec33b6fbf8663ad04512c00a307556baa48f8d5e844c7626a3d47cc"`
Dec 06 07:06:15.054 INFO running `"docker" "rm" "-f" "6d1a2f8d0ec33b6fbf8663ad04512c00a307556baa48f8d5e844c7626a3d47cc"`
Dec 06 07:06:15.401 INFO [stdout] 6d1a2f8d0ec33b6fbf8663ad04512c00a307556baa48f8d5e844c7626a3d47cc
Dec 06 07:06:15.408 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 06 07:06:16.002 INFO [stdout] 8fa163bd23c9310393fd233e3840ca99747c1a5e96280b2bb4e06c26f6e64ef0
Dec 06 07:06:16.004 INFO running `"docker" "start" "-a" "8fa163bd23c9310393fd233e3840ca99747c1a5e96280b2bb4e06c26f6e64ef0"`
Dec 06 07:06:17.851 INFO [stderr] usermod: no changes
Dec 06 07:06:18.032 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
Dec 06 07:06:18.056 INFO [stderr]      Running /target/debug/deps/assignment-9fc96a2306807180
Dec 06 07:06:18.058 INFO [stdout] 
Dec 06 07:06:18.058 INFO [stdout] running 0 tests
Dec 06 07:06:18.058 INFO [stdout] 
Dec 06 07:06:18.058 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 07:06:18.058 INFO [stdout] 
Dec 06 07:06:18.058 INFO [stderr]      Running /target/debug/deps/assignment-b2a1d642dd74f288
Dec 06 07:06:18.061 INFO [stdout] 
Dec 06 07:06:18.061 INFO [stdout] running 0 tests
Dec 06 07:06:18.061 INFO [stdout] 
Dec 06 07:06:18.062 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 07:06:18.062 INFO [stdout] 
Dec 06 07:06:18.062 INFO [stderr]    Doc-tests assignment
Dec 06 07:06:22.008 INFO [stdout] 
Dec 06 07:06:22.008 INFO [stdout] running 0 tests
Dec 06 07:06:22.008 INFO [stdout] 
Dec 06 07:06:22.008 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 07:06:22.008 INFO [stdout] 
Dec 06 07:06:22.017 INFO [stderr] su: No module specific data is present
Dec 06 07:06:23.518 INFO running `"docker" "inspect" "8fa163bd23c9310393fd233e3840ca99747c1a5e96280b2bb4e06c26f6e64ef0"`
Dec 06 07:06:23.814 INFO running `"docker" "rm" "-f" "8fa163bd23c9310393fd233e3840ca99747c1a5e96280b2bb4e06c26f6e64ef0"`
Dec 06 07:06:24.199 INFO [stdout] 8fa163bd23c9310393fd233e3840ca99747c1a5e96280b2bb4e06c26f6e64ef0