[INFO] cloning repository https://github.com/WeirdConstructor/datynapse [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/WeirdConstructor/datynapse" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWeirdConstructor%2Fdatynapse"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWeirdConstructor%2Fdatynapse'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c431ad9fefd99076bb96b1c6871b09b4a19d8050 [INFO] testing WeirdConstructor/datynapse against 1.44.0 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWeirdConstructor%2Fdatynapse" "/workspace/builds/worker-4/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/WeirdConstructor/datynapse on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/WeirdConstructor/datynapse [INFO] removed path dependency wlambda from git repo https://github.com/WeirdConstructor/datynapse [INFO] finished tweaking git repo https://github.com/WeirdConstructor/datynapse [INFO] tweaked toml for git repo https://github.com/WeirdConstructor/datynapse written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/WeirdConstructor/datynapse already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] warning: dependency (wlambda) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] Updating crates.io index [INFO] [stderr] error: the lock file /workspace/builds/worker-4/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] warning: dependency (wlambda) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f6bdc6ac26a3f9648dfe95ee1fbee1c30a603e2d0dd4e0ad9c970ef844f42e11 [INFO] running `"docker" "start" "-a" "f6bdc6ac26a3f9648dfe95ee1fbee1c30a603e2d0dd4e0ad9c970ef844f42e11"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: dependency (wlambda) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling syn v1.0.30 [INFO] [stderr] Compiling serde v1.0.111 [INFO] [stderr] Compiling nix v0.17.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling utf8parse v0.2.0 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling rmp v0.8.9 [INFO] [stderr] Compiling quote v1.0.6 [INFO] [stderr] Compiling dirs-sys-next v0.1.0 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling dirs-next v1.0.1 [INFO] [stderr] Compiling chrono v0.4.11 [INFO] [stderr] Compiling regex v1.3.9 [INFO] [stderr] Compiling serde_derive v1.0.111 [INFO] [stderr] Compiling rustyline v6.2.0 [INFO] [stderr] Compiling rmp-serde v0.14.3 [INFO] [stderr] Compiling serde_json v1.0.53 [INFO] [stderr] Compiling wlambda v0.6.1 [INFO] [stderr] Compiling datynapse v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `wlambda::VVal` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use wlambda::VVal; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:291:25 [INFO] [stderr] | [INFO] [stderr] 291 | for i in 0..100000 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:107:44 [INFO] [stderr] | [INFO] [stderr] 107 | ... if let Err(e) = writer_event_tx.send( [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:113:44 [INFO] [stderr] | [INFO] [stderr] 113 | ... if let Err(e) = writer_event_tx.send( [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:117:44 [INFO] [stderr] | [INFO] [stderr] 117 | ... if let Err(e) = writer_event_tx.send( [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:128:36 [INFO] [stderr] | [INFO] [stderr] 128 | if let Err(e) = writer_event_tx.send( [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:139:32 [INFO] [stderr] | [INFO] [stderr] 139 | if let Err(e) = writer_event_tx.send( [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:41:28 [INFO] [stderr] | [INFO] [stderr] 41 | fn server_event(&self, e: Event) { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:55:40 [INFO] [stderr] | [INFO] [stderr] 55 | ... if let Err(e) = [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `stream_rx` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:45:25 [INFO] [stderr] | [INFO] [stderr] 45 | let (stream_tx, stream_rx) = std::sync::mpsc::channel(); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream_rx` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:196:36 [INFO] [stderr] | [INFO] [stderr] 196 | if let Err(e) = event_tx.send( [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:236:36 [INFO] [stderr] | [INFO] [stderr] 236 | if let Err(e) = [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:265:48 [INFO] [stderr] | [INFO] [stderr] 265 | ... if let Err(e) = [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:293:36 [INFO] [stderr] | [INFO] [stderr] 293 | if let Err(e) = [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:203:21 [INFO] [stderr] | [INFO] [stderr] 203 | let mut stream = [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/tcp_csv_msg_connection.rs:210:24 [INFO] [stderr] | [INFO] [stderr] 210 | Ok(mut stream) => { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:228:29 [INFO] [stderr] | [INFO] [stderr] 228 | let mut writer_stream = [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Quit` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | Quit, [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Client` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | Client(ClientID, Event), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Server` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | Server(Event), [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `TCPCSVServer` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:25:12 [INFO] [stderr] | [INFO] [stderr] 25 | pub struct TCPCSVServer { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `TCPServerConInfo` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:31:12 [INFO] [stderr] | [INFO] [stderr] 31 | pub struct TCPServerConInfo { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `TCPServerConnection` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:35:12 [INFO] [stderr] | [INFO] [stderr] 35 | pub struct TCPServerConnection { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `server_event` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:41:5 [INFO] [stderr] | [INFO] [stderr] 41 | fn server_event(&self, e: Event) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `spawn_server_thread` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:44:5 [INFO] [stderr] | [INFO] [stderr] 44 | fn spawn_server_thread(&mut self) -> Result<(), std::io::Error> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `garbage_collect` [INFO] [stderr] --> src/main.rs:58:5 [INFO] [stderr] | [INFO] [stderr] 58 | pub fn garbage_collect(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Again` [INFO] [stderr] --> src/main.rs:117:5 [INFO] [stderr] | [INFO] [stderr] 117 | Again, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Crash` [INFO] [stderr] --> src/main.rs:119:5 [INFO] [stderr] | [INFO] [stderr] 119 | Crash, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:292:25 [INFO] [stderr] | [INFO] [stderr] 292 | c.send("AAAAAAAAAAAAAAAAaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"); [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/tcp_csv_msg_connection.rs:242:29 [INFO] [stderr] | [INFO] [stderr] 242 | ... wr_stop_tx.send(None); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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/tcp_csv_msg_connection.rs:243:29 [INFO] [stderr] | [INFO] [stderr] 243 | ... writer.join(); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [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/tcp_csv_msg_connection.rs:289:25 [INFO] [stderr] | [INFO] [stderr] 289 | wr_stop_tx.send(None); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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/tcp_csv_msg_connection.rs:290:25 [INFO] [stderr] | [INFO] [stderr] 290 | writer.join(); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 33 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 45s [INFO] running `"docker" "inspect" "f6bdc6ac26a3f9648dfe95ee1fbee1c30a603e2d0dd4e0ad9c970ef844f42e11"` [INFO] running `"docker" "rm" "-f" "f6bdc6ac26a3f9648dfe95ee1fbee1c30a603e2d0dd4e0ad9c970ef844f42e11"` [INFO] [stdout] f6bdc6ac26a3f9648dfe95ee1fbee1c30a603e2d0dd4e0ad9c970ef844f42e11 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 82214a28e56dfcb16c6c981fa06eb414b4d2d3a45adb6e6fd89169b3c2dcd6d4 [INFO] running `"docker" "start" "-a" "82214a28e56dfcb16c6c981fa06eb414b4d2d3a45adb6e6fd89169b3c2dcd6d4"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: dependency (wlambda) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] Compiling datynapse v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `wlambda::VVal` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use wlambda::VVal; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:291:25 [INFO] [stderr] | [INFO] [stderr] 291 | for i in 0..100000 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:107:44 [INFO] [stderr] | [INFO] [stderr] 107 | ... if let Err(e) = writer_event_tx.send( [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:113:44 [INFO] [stderr] | [INFO] [stderr] 113 | ... if let Err(e) = writer_event_tx.send( [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:117:44 [INFO] [stderr] | [INFO] [stderr] 117 | ... if let Err(e) = writer_event_tx.send( [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:128:36 [INFO] [stderr] | [INFO] [stderr] 128 | if let Err(e) = writer_event_tx.send( [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:139:32 [INFO] [stderr] | [INFO] [stderr] 139 | if let Err(e) = writer_event_tx.send( [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:41:28 [INFO] [stderr] | [INFO] [stderr] 41 | fn server_event(&self, e: Event) { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:55:40 [INFO] [stderr] | [INFO] [stderr] 55 | ... if let Err(e) = [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `stream_rx` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:45:25 [INFO] [stderr] | [INFO] [stderr] 45 | let (stream_tx, stream_rx) = std::sync::mpsc::channel(); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream_rx` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:196:36 [INFO] [stderr] | [INFO] [stderr] 196 | if let Err(e) = event_tx.send( [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:236:36 [INFO] [stderr] | [INFO] [stderr] 236 | if let Err(e) = [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:265:48 [INFO] [stderr] | [INFO] [stderr] 265 | ... if let Err(e) = [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:293:36 [INFO] [stderr] | [INFO] [stderr] 293 | if let Err(e) = [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:203:21 [INFO] [stderr] | [INFO] [stderr] 203 | let mut stream = [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/tcp_csv_msg_connection.rs:210:24 [INFO] [stderr] | [INFO] [stderr] 210 | Ok(mut stream) => { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:228:29 [INFO] [stderr] | [INFO] [stderr] 228 | let mut writer_stream = [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Quit` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | Quit, [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Client` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | Client(ClientID, Event), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Server` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | Server(Event), [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `TCPCSVServer` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:25:12 [INFO] [stderr] | [INFO] [stderr] 25 | pub struct TCPCSVServer { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `TCPServerConInfo` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:31:12 [INFO] [stderr] | [INFO] [stderr] 31 | pub struct TCPServerConInfo { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `TCPServerConnection` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:35:12 [INFO] [stderr] | [INFO] [stderr] 35 | pub struct TCPServerConnection { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `server_event` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:41:5 [INFO] [stderr] | [INFO] [stderr] 41 | fn server_event(&self, e: Event) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `spawn_server_thread` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:44:5 [INFO] [stderr] | [INFO] [stderr] 44 | fn spawn_server_thread(&mut self) -> Result<(), std::io::Error> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `garbage_collect` [INFO] [stderr] --> src/main.rs:58:5 [INFO] [stderr] | [INFO] [stderr] 58 | pub fn garbage_collect(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Again` [INFO] [stderr] --> src/main.rs:117:5 [INFO] [stderr] | [INFO] [stderr] 117 | Again, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Crash` [INFO] [stderr] --> src/main.rs:119:5 [INFO] [stderr] | [INFO] [stderr] 119 | Crash, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:292:25 [INFO] [stderr] | [INFO] [stderr] 292 | c.send("AAAAAAAAAAAAAAAAaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"); [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/tcp_csv_msg_connection.rs:242:29 [INFO] [stderr] | [INFO] [stderr] 242 | ... wr_stop_tx.send(None); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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/tcp_csv_msg_connection.rs:243:29 [INFO] [stderr] | [INFO] [stderr] 243 | ... writer.join(); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [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/tcp_csv_msg_connection.rs:289:25 [INFO] [stderr] | [INFO] [stderr] 289 | wr_stop_tx.send(None); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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/tcp_csv_msg_connection.rs:290:25 [INFO] [stderr] | [INFO] [stderr] 290 | writer.join(); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 33 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.07s [INFO] running `"docker" "inspect" "82214a28e56dfcb16c6c981fa06eb414b4d2d3a45adb6e6fd89169b3c2dcd6d4"` [INFO] running `"docker" "rm" "-f" "82214a28e56dfcb16c6c981fa06eb414b4d2d3a45adb6e6fd89169b3c2dcd6d4"` [INFO] [stdout] 82214a28e56dfcb16c6c981fa06eb414b4d2d3a45adb6e6fd89169b3c2dcd6d4 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d62e4839e470c3a6b2b28cc82aaa8f3afcf773c73c53ab0d26283dbc091abe13 [INFO] running `"docker" "start" "-a" "d62e4839e470c3a6b2b28cc82aaa8f3afcf773c73c53ab0d26283dbc091abe13"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: dependency (wlambda) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] warning: unused import: `wlambda::VVal` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use wlambda::VVal; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:291:25 [INFO] [stderr] | [INFO] [stderr] 291 | for i in 0..100000 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:107:44 [INFO] [stderr] | [INFO] [stderr] 107 | ... if let Err(e) = writer_event_tx.send( [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:113:44 [INFO] [stderr] | [INFO] [stderr] 113 | ... if let Err(e) = writer_event_tx.send( [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:117:44 [INFO] [stderr] | [INFO] [stderr] 117 | ... if let Err(e) = writer_event_tx.send( [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:128:36 [INFO] [stderr] | [INFO] [stderr] 128 | if let Err(e) = writer_event_tx.send( [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:139:32 [INFO] [stderr] | [INFO] [stderr] 139 | if let Err(e) = writer_event_tx.send( [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:41:28 [INFO] [stderr] | [INFO] [stderr] 41 | fn server_event(&self, e: Event) { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:55:40 [INFO] [stderr] | [INFO] [stderr] 55 | ... if let Err(e) = [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `stream_rx` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:45:25 [INFO] [stderr] | [INFO] [stderr] 45 | let (stream_tx, stream_rx) = std::sync::mpsc::channel(); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream_rx` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:196:36 [INFO] [stderr] | [INFO] [stderr] 196 | if let Err(e) = event_tx.send( [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:236:36 [INFO] [stderr] | [INFO] [stderr] 236 | if let Err(e) = [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:265:48 [INFO] [stderr] | [INFO] [stderr] 265 | ... if let Err(e) = [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:293:36 [INFO] [stderr] | [INFO] [stderr] 293 | if let Err(e) = [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:203:21 [INFO] [stderr] | [INFO] [stderr] 203 | let mut stream = [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/tcp_csv_msg_connection.rs:210:24 [INFO] [stderr] | [INFO] [stderr] 210 | Ok(mut stream) => { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:228:29 [INFO] [stderr] | [INFO] [stderr] 228 | let mut writer_stream = [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Quit` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | Quit, [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Client` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | Client(ClientID, Event), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Server` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | Server(Event), [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `TCPCSVServer` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:25:12 [INFO] [stderr] | [INFO] [stderr] 25 | pub struct TCPCSVServer { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `TCPServerConInfo` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:31:12 [INFO] [stderr] | [INFO] [stderr] 31 | pub struct TCPServerConInfo { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `TCPServerConnection` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:35:12 [INFO] [stderr] | [INFO] [stderr] 35 | pub struct TCPServerConnection { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `server_event` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:41:5 [INFO] [stderr] | [INFO] [stderr] 41 | fn server_event(&self, e: Event) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `spawn_server_thread` [INFO] [stderr] --> src/tcp_csv_msg_connection.rs:44:5 [INFO] [stderr] | [INFO] [stderr] 44 | fn spawn_server_thread(&mut self) -> Result<(), std::io::Error> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `garbage_collect` [INFO] [stderr] --> src/main.rs:58:5 [INFO] [stderr] | [INFO] [stderr] 58 | pub fn garbage_collect(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Again` [INFO] [stderr] --> src/main.rs:117:5 [INFO] [stderr] | [INFO] [stderr] 117 | Again, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Crash` [INFO] [stderr] --> src/main.rs:119:5 [INFO] [stderr] | [INFO] [stderr] 119 | Crash, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:292:25 [INFO] [stderr] | [INFO] [stderr] 292 | c.send("AAAAAAAAAAAAAAAAaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"); [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/tcp_csv_msg_connection.rs:242:29 [INFO] [stderr] | [INFO] [stderr] 242 | ... wr_stop_tx.send(None); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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/tcp_csv_msg_connection.rs:243:29 [INFO] [stderr] | [INFO] [stderr] 243 | ... writer.join(); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [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/tcp_csv_msg_connection.rs:289:25 [INFO] [stderr] | [INFO] [stderr] 289 | wr_stop_tx.send(None); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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/tcp_csv_msg_connection.rs:290:25 [INFO] [stderr] | [INFO] [stderr] 290 | writer.join(); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 33 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.14s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/datynapse-89034bb60d8d973f [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" "d62e4839e470c3a6b2b28cc82aaa8f3afcf773c73c53ab0d26283dbc091abe13"` [INFO] running `"docker" "rm" "-f" "d62e4839e470c3a6b2b28cc82aaa8f3afcf773c73c53ab0d26283dbc091abe13"` [INFO] [stdout] d62e4839e470c3a6b2b28cc82aaa8f3afcf773c73c53ab0d26283dbc091abe13