[INFO] updating cached repository Henning-K/chat [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/Henning-K/chat [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/Henning-K/chat" "work/ex/beta-1.38-1/sources/1.37.0/gh/Henning-K/chat"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Henning-K/chat'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/Henning-K/chat" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Henning-K/chat"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Henning-K/chat'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 1a5b85791f539e1d00db9e6199faca276b04924a [INFO] sha for GitHub repo Henning-K/chat: 1a5b85791f539e1d00db9e6199faca276b04924a [INFO] validating manifest of Henning-K/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 Henning-K/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 Henning-K/chat [INFO] finished frobbing Henning-K/chat [INFO] frobbed toml for Henning-K/chat written to work/ex/beta-1.38-1/sources/1.37.0/gh/Henning-K/chat/Cargo.toml [INFO] started frobbing Henning-K/chat [INFO] finished frobbing Henning-K/chat [INFO] frobbed toml for Henning-K/chat written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Henning-K/chat/Cargo.toml [INFO] crate Henning-K/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] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Henning-K/chat/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [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 Henning-K/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-2/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/Henning-K/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] 2d5ae9ce0da341c26fbd58f3a06da1d938f2de9387d02a1cf90f175fb0d42290 [INFO] running `"docker" "start" "-a" "2d5ae9ce0da341c26fbd58f3a06da1d938f2de9387d02a1cf90f175fb0d42290"` [INFO] [stderr] warning: path `/opt/crater/workdir/src/frames.rs` was erroneously implicitly accepted for library `frames`, [INFO] [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml [INFO] [stderr] Compiling http-muncher v0.2.5 [INFO] [stderr] Compiling sha1 v0.1.1 [INFO] [stderr] Compiling chat v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/frames.rs:196:13 [INFO] [stderr] | [INFO] [stderr] 196 | body.write(status_code); [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] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:277:25 [INFO] [stderr] | [INFO] [stderr] 277 | 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] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:291:17 [INFO] [stderr] | [INFO] [stderr] 291 | let mut client = self.clients.get_mut(&token).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:304:13 [INFO] [stderr] | [INFO] [stderr] 304 | client.socket.shutdown(Shutdown::Both); [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] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:305:13 [INFO] [stderr] | [INFO] [stderr] 305 | event_loop.deregister(&client.socket); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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 5.44s [INFO] running `"docker" "inspect" "2d5ae9ce0da341c26fbd58f3a06da1d938f2de9387d02a1cf90f175fb0d42290"` [INFO] running `"docker" "rm" "-f" "2d5ae9ce0da341c26fbd58f3a06da1d938f2de9387d02a1cf90f175fb0d42290"` [INFO] [stdout] 2d5ae9ce0da341c26fbd58f3a06da1d938f2de9387d02a1cf90f175fb0d42290 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/Henning-K/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] 6d77c78a6d1a659fd43e151bcfafb45fb29d96ed82592d192f9bf61ad7bc13a1 [INFO] running `"docker" "start" "-a" "6d77c78a6d1a659fd43e151bcfafb45fb29d96ed82592d192f9bf61ad7bc13a1"` [INFO] [stderr] warning: path `/opt/crater/workdir/src/frames.rs` was erroneously implicitly accepted for library `frames`, [INFO] [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling chat v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/frames.rs:196:13 [INFO] [stderr] | [INFO] [stderr] 196 | body.write(status_code); [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] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:277:25 [INFO] [stderr] | [INFO] [stderr] 277 | 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] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:291:17 [INFO] [stderr] | [INFO] [stderr] 291 | let mut client = self.clients.get_mut(&token).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:304:13 [INFO] [stderr] | [INFO] [stderr] 304 | client.socket.shutdown(Shutdown::Both); [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] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:305:13 [INFO] [stderr] | [INFO] [stderr] 305 | event_loop.deregister(&client.socket); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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 1.85s [INFO] running `"docker" "inspect" "6d77c78a6d1a659fd43e151bcfafb45fb29d96ed82592d192f9bf61ad7bc13a1"` [INFO] running `"docker" "rm" "-f" "6d77c78a6d1a659fd43e151bcfafb45fb29d96ed82592d192f9bf61ad7bc13a1"` [INFO] [stdout] 6d77c78a6d1a659fd43e151bcfafb45fb29d96ed82592d192f9bf61ad7bc13a1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/Henning-K/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] cd596f5becf15599325d881ff8c0c351fdb1101000d0bd2401f8aea238493e76 [INFO] running `"docker" "start" "-a" "cd596f5becf15599325d881ff8c0c351fdb1101000d0bd2401f8aea238493e76"` [INFO] [stderr] warning: path `/opt/crater/workdir/src/frames.rs` was erroneously implicitly accepted for library `frames`, [INFO] [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/crater/target/debug/deps/frames-3b665bd373e7b505 [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] [stderr] Running /opt/crater/target/debug/deps/chat-49a35a80a0ca4a68 [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] [stderr] Doc-tests frames [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" "cd596f5becf15599325d881ff8c0c351fdb1101000d0bd2401f8aea238493e76"` [INFO] running `"docker" "rm" "-f" "cd596f5becf15599325d881ff8c0c351fdb1101000d0bd2401f8aea238493e76"` [INFO] [stdout] cd596f5becf15599325d881ff8c0c351fdb1101000d0bd2401f8aea238493e76