[INFO] updating cached repository maniacalmm/rusty-chat [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/maniacalmm/rusty-chat [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/maniacalmm/rusty-chat" "work/ex/beta-1.38-1/sources/1.37.0/gh/maniacalmm/rusty-chat"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/maniacalmm/rusty-chat'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/maniacalmm/rusty-chat" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/maniacalmm/rusty-chat"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/maniacalmm/rusty-chat'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] cacc3f398a7114e6141e3b39e7ac7cb47830342b [INFO] sha for GitHub repo maniacalmm/rusty-chat: cacc3f398a7114e6141e3b39e7ac7cb47830342b [INFO] validating manifest of maniacalmm/rusty-chat 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 maniacalmm/rusty-chat 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 maniacalmm/rusty-chat [INFO] finished frobbing maniacalmm/rusty-chat [INFO] frobbed toml for maniacalmm/rusty-chat written to work/ex/beta-1.38-1/sources/1.37.0/gh/maniacalmm/rusty-chat/Cargo.toml [INFO] started frobbing maniacalmm/rusty-chat [INFO] finished frobbing maniacalmm/rusty-chat [INFO] frobbed toml for maniacalmm/rusty-chat written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/maniacalmm/rusty-chat/Cargo.toml [INFO] crate maniacalmm/rusty-chat 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 maniacalmm/rusty-chat against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/maniacalmm/rusty-chat:/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" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] ab491162baf7fb8a585713696c2399b06610c4691aef05007d72ae32c23a6dc2 [INFO] running `"docker" "start" "-a" "ab491162baf7fb8a585713696c2399b06610c4691aef05007d72ae32c23a6dc2"` [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling chrono v0.4.6 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling chat v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused imports: `BufMut`, `BytesMut` [INFO] [stderr] --> src/main.rs:4:13 [INFO] [stderr] | [INFO] [stderr] 4 | use bytes::{BufMut, BytesMut}; [INFO] [stderr] | ^^^^^^ ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `DateTime`, `Utc` [INFO] [stderr] --> src/main.rs:5:14 [INFO] [stderr] | [INFO] [stderr] 5 | use chrono::{DateTime, Utc}; [INFO] [stderr] | ^^^^^^^^ ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::time::SystemTime` [INFO] [stderr] --> src/main.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use std::time::SystemTime; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:226:17 [INFO] [stderr] | [INFO] [stderr] 226 | let mut client; [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] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:155:9 [INFO] [stderr] | [INFO] [stderr] 155 | self.to_chat_room.send(message); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.12s [INFO] running `"docker" "inspect" "ab491162baf7fb8a585713696c2399b06610c4691aef05007d72ae32c23a6dc2"` [INFO] running `"docker" "rm" "-f" "ab491162baf7fb8a585713696c2399b06610c4691aef05007d72ae32c23a6dc2"` [INFO] [stdout] ab491162baf7fb8a585713696c2399b06610c4691aef05007d72ae32c23a6dc2 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/maniacalmm/rusty-chat:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] 967b16bc95db53d39e25ea09f812f3ae26ab51b6ca10e8c3206a19f8e43ae666 [INFO] running `"docker" "start" "-a" "967b16bc95db53d39e25ea09f812f3ae26ab51b6ca10e8c3206a19f8e43ae666"` [INFO] [stderr] Compiling chat v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused imports: `BufMut`, `BytesMut` [INFO] [stderr] --> src/main.rs:4:13 [INFO] [stderr] | [INFO] [stderr] 4 | use bytes::{BufMut, BytesMut}; [INFO] [stderr] | ^^^^^^ ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `DateTime`, `Utc` [INFO] [stderr] --> src/main.rs:5:14 [INFO] [stderr] | [INFO] [stderr] 5 | use chrono::{DateTime, Utc}; [INFO] [stderr] | ^^^^^^^^ ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::time::SystemTime` [INFO] [stderr] --> src/main.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use std::time::SystemTime; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:226:17 [INFO] [stderr] | [INFO] [stderr] 226 | let mut client; [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] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:155:9 [INFO] [stderr] | [INFO] [stderr] 155 | self.to_chat_room.send(message); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.08s [INFO] running `"docker" "inspect" "967b16bc95db53d39e25ea09f812f3ae26ab51b6ca10e8c3206a19f8e43ae666"` [INFO] running `"docker" "rm" "-f" "967b16bc95db53d39e25ea09f812f3ae26ab51b6ca10e8c3206a19f8e43ae666"` [INFO] [stdout] 967b16bc95db53d39e25ea09f812f3ae26ab51b6ca10e8c3206a19f8e43ae666 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/maniacalmm/rusty-chat:/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" "+beta-2019-08-13" "test" "--frozen"` [INFO] [stdout] 09f1c716b294a0bb6ecef74ab597eaeaeaf729d8320025b81430223469281e37 [INFO] running `"docker" "start" "-a" "09f1c716b294a0bb6ecef74ab597eaeaeaf729d8320025b81430223469281e37"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running /opt/crater/target/debug/deps/chat-04ba3fd3be38029b [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" "09f1c716b294a0bb6ecef74ab597eaeaeaf729d8320025b81430223469281e37"` [INFO] running `"docker" "rm" "-f" "09f1c716b294a0bb6ecef74ab597eaeaeaf729d8320025b81430223469281e37"` [INFO] [stdout] 09f1c716b294a0bb6ecef74ab597eaeaeaf729d8320025b81430223469281e37