[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-1.37-6/sources/1.36.0/gh/Henning-K/chat"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/Henning-K/chat'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/Henning-K/chat" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Henning-K/chat"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/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 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of Henning-K/chat on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "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-1.37-6/sources/1.36.0/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-1.37-6/sources/beta-2019-07-23/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" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing Henning-K/chat against beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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-2019-07-23" "build" "--frozen"` [INFO] [stdout] a5cea11d75085a2b2bed4ea92072c4d5ef843d88dd6d60ddfcdbe6f812b9afaa [INFO] running `"docker" "start" "-a" "a5cea11d75085a2b2bed4ea92072c4d5ef843d88dd6d60ddfcdbe6f812b9afaa"` [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 log v0.4.8 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Compiling bitflags v0.4.0 [INFO] [stderr] Compiling bytes v0.3.0 [INFO] [stderr] Compiling slab v0.1.3 [INFO] [stderr] Compiling ws2_32-sys v0.2.1 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling sha1 v0.1.1 [INFO] [stderr] Compiling nix v0.5.1 [INFO] [stderr] Compiling miow v0.1.5 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling http-muncher v0.2.5 [INFO] [stderr] Compiling mio v0.5.1 [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 11.80s [INFO] running `"docker" "inspect" "a5cea11d75085a2b2bed4ea92072c4d5ef843d88dd6d60ddfcdbe6f812b9afaa"` [INFO] running `"docker" "rm" "-f" "a5cea11d75085a2b2bed4ea92072c4d5ef843d88dd6d60ddfcdbe6f812b9afaa"` [INFO] [stdout] a5cea11d75085a2b2bed4ea92072c4d5ef843d88dd6d60ddfcdbe6f812b9afaa [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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-2019-07-23" "test" "--frozen" "--no-run"` [INFO] [stdout] 918f6e55c282b80bb5c1ee6cf37001986618208c836654f688e1841d2ea51e29 [INFO] running `"docker" "start" "-a" "918f6e55c282b80bb5c1ee6cf37001986618208c836654f688e1841d2ea51e29"` [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] 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 0.99s [INFO] running `"docker" "inspect" "918f6e55c282b80bb5c1ee6cf37001986618208c836654f688e1841d2ea51e29"` [INFO] running `"docker" "rm" "-f" "918f6e55c282b80bb5c1ee6cf37001986618208c836654f688e1841d2ea51e29"` [INFO] [stdout] 918f6e55c282b80bb5c1ee6cf37001986618208c836654f688e1841d2ea51e29 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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-2019-07-23" "test" "--frozen"` [INFO] [stdout] 83db413b00259546958a7f58702a30109043a2d5ca165259ca9df48c431944e4 [INFO] running `"docker" "start" "-a" "83db413b00259546958a7f58702a30109043a2d5ca165259ca9df48c431944e4"` [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 0.07s [INFO] [stderr] Running /opt/crater/target/debug/deps/frames-2b01f62659673ff8 [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/chat-206cc96a2d755d77 [INFO] [stdout] running 0 tests [INFO] [stderr] Doc-tests frames [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [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] [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" "83db413b00259546958a7f58702a30109043a2d5ca165259ca9df48c431944e4"` [INFO] running `"docker" "rm" "-f" "83db413b00259546958a7f58702a30109043a2d5ca165259ca9df48c431944e4"` [INFO] [stdout] 83db413b00259546958a7f58702a30109043a2d5ca165259ca9df48c431944e4