[INFO] updating cached repository Murano/simple-rust-websocket-server [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/Murano/simple-rust-websocket-server [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/Murano/simple-rust-websocket-server" "work/ex/beta-1.38-1/sources/1.37.0/gh/Murano/simple-rust-websocket-server"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Murano/simple-rust-websocket-server'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/Murano/simple-rust-websocket-server" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Murano/simple-rust-websocket-server"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Murano/simple-rust-websocket-server'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 10bc1d52e0c2866ab33303182f8e97786879eb3e [INFO] sha for GitHub repo Murano/simple-rust-websocket-server: 10bc1d52e0c2866ab33303182f8e97786879eb3e [INFO] validating manifest of Murano/simple-rust-websocket-server on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of Murano/simple-rust-websocket-server on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing Murano/simple-rust-websocket-server [INFO] finished frobbing Murano/simple-rust-websocket-server [INFO] frobbed toml for Murano/simple-rust-websocket-server written to work/ex/beta-1.38-1/sources/1.37.0/gh/Murano/simple-rust-websocket-server/Cargo.toml [INFO] started frobbing Murano/simple-rust-websocket-server [INFO] finished frobbing Murano/simple-rust-websocket-server [INFO] frobbed toml for Murano/simple-rust-websocket-server written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Murano/simple-rust-websocket-server/Cargo.toml [INFO] crate Murano/simple-rust-websocket-server already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing Murano/simple-rust-websocket-server against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Murano/simple-rust-websocket-server:/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=warn" "-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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] aa96a04b6f8634cb91476bce0c03da5023346bacbc8241c834c7cf77a575d96c [INFO] running `"docker" "start" "-a" "aa96a04b6f8634cb91476bce0c03da5023346bacbc8241c834c7cf77a575d96c"` [INFO] [stderr] Compiling http-muncher v0.3.1 [INFO] [stderr] Compiling net2 v0.2.26 [INFO] [stderr] Compiling mio v0.6.4 [INFO] [stderr] Compiling chat v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `Handler` [INFO] [stderr] --> src/main.rs:2:34 [INFO] [stderr] | [INFO] [stderr] 2 | use mio::deprecated::{EventLoop, Handler}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `websocket_client::*` [INFO] [stderr] --> src/main.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | use websocket_client::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Read` [INFO] [stderr] --> src/websocket_server.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::io::Read; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `events` [INFO] [stderr] --> src/websocket_server.rs:22:28 [INFO] [stderr] | [INFO] [stderr] 22 | token: Token, events: Ready) [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_events` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/websocket_server.rs:45:21 [INFO] [stderr] | [INFO] [stderr] 45 | let mut client = self.clients.get_mut(&token).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.51s [INFO] running `"docker" "inspect" "aa96a04b6f8634cb91476bce0c03da5023346bacbc8241c834c7cf77a575d96c"` [INFO] running `"docker" "rm" "-f" "aa96a04b6f8634cb91476bce0c03da5023346bacbc8241c834c7cf77a575d96c"` [INFO] [stdout] aa96a04b6f8634cb91476bce0c03da5023346bacbc8241c834c7cf77a575d96c [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Murano/simple-rust-websocket-server:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 51a3b3ac082462546b172ca5d1555eef233743ead5764721314e0761c7df95b0 [INFO] running `"docker" "start" "-a" "51a3b3ac082462546b172ca5d1555eef233743ead5764721314e0761c7df95b0"` [INFO] [stderr] Compiling chat v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `Handler` [INFO] [stderr] --> src/main.rs:2:34 [INFO] [stderr] | [INFO] [stderr] 2 | use mio::deprecated::{EventLoop, Handler}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `websocket_client::*` [INFO] [stderr] --> src/main.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | use websocket_client::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Read` [INFO] [stderr] --> src/websocket_server.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::io::Read; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `events` [INFO] [stderr] --> src/websocket_server.rs:22:28 [INFO] [stderr] | [INFO] [stderr] 22 | token: Token, events: Ready) [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_events` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/websocket_server.rs:45:21 [INFO] [stderr] | [INFO] [stderr] 45 | let mut client = self.clients.get_mut(&token).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.82s [INFO] running `"docker" "inspect" "51a3b3ac082462546b172ca5d1555eef233743ead5764721314e0761c7df95b0"` [INFO] running `"docker" "rm" "-f" "51a3b3ac082462546b172ca5d1555eef233743ead5764721314e0761c7df95b0"` [INFO] [stdout] 51a3b3ac082462546b172ca5d1555eef233743ead5764721314e0761c7df95b0 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Murano/simple-rust-websocket-server:/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=warn" "-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" "+1.37.0" "test" "--frozen"` [INFO] [stdout] 1ddb8c47fcb7f7fb082a1a601f660d67b4e4c7fdb20353f622451057788a6ff8 [INFO] running `"docker" "start" "-a" "1ddb8c47fcb7f7fb082a1a601f660d67b4e4c7fdb20353f622451057788a6ff8"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/crater/target/debug/deps/chat-f84345bbfe6553e0 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "1ddb8c47fcb7f7fb082a1a601f660d67b4e4c7fdb20353f622451057788a6ff8"` [INFO] running `"docker" "rm" "-f" "1ddb8c47fcb7f7fb082a1a601f660d67b4e4c7fdb20353f622451057788a6ff8"` [INFO] [stdout] 1ddb8c47fcb7f7fb082a1a601f660d67b4e4c7fdb20353f622451057788a6ff8