[INFO] cloning repository https://github.com/stormmathisen/clara-chgfe-software [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stormmathisen/clara-chgfe-software" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstormmathisen%2Fclara-chgfe-software", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstormmathisen%2Fclara-chgfe-software'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1dfc35a97b82ec3d4e3e95fad890b8a37bd5b44e [INFO] testing stormmathisen/clara-chgfe-software against 1.86.0 for beta-1.87-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstormmathisen%2Fclara-chgfe-software" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/stormmathisen/clara-chgfe-software on toolchain 1.86.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.86.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/stormmathisen/clara-chgfe-software [INFO] finished tweaking git repo https://github.com/stormmathisen/clara-chgfe-software [INFO] tweaked toml for git repo https://github.com/stormmathisen/clara-chgfe-software written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/stormmathisen/clara-chgfe-software already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.86.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ctrlc v3.2.4 [INFO] [stderr] Downloaded serialport v4.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2f46d0df3ce40896bc5d52e626556ff6e7ce208a86522084165b5ae9ea978ac5 [INFO] running `Command { std: "docker" "start" "-a" "2f46d0df3ce40896bc5d52e626556ff6e7ce208a86522084165b5ae9ea978ac5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2f46d0df3ce40896bc5d52e626556ff6e7ce208a86522084165b5ae9ea978ac5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2f46d0df3ce40896bc5d52e626556ff6e7ce208a86522084165b5ae9ea978ac5", kill_on_drop: false }` [INFO] [stdout] 2f46d0df3ce40896bc5d52e626556ff6e7ce208a86522084165b5ae9ea978ac5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4d5d2c71e12b98e87d25ef10b43f1e809ffca86576e3d847a8a0fdddf04ba682 [INFO] running `Command { std: "docker" "start" "-a" "4d5d2c71e12b98e87d25ef10b43f1e809ffca86576e3d847a8a0fdddf04ba682", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.50 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling quote v1.0.23 [INFO] [stderr] Compiling unicode-ident v1.0.6 [INFO] [stderr] Compiling syn v1.0.107 [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.14 [INFO] [stderr] Compiling pkg-config v0.3.26 [INFO] [stderr] Compiling serde_derive v1.0.152 [INFO] [stderr] Compiling serde v1.0.152 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling crossbeam-queue v0.3.8 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling thiserror v1.0.38 [INFO] [stderr] Compiling serde_json v1.0.92 [INFO] [stderr] Compiling anyhow v1.0.68 [INFO] [stderr] Compiling static_assertions v1.1.0 [INFO] [stderr] Compiling ryu v1.0.12 [INFO] [stderr] Compiling percent-encoding v2.2.0 [INFO] [stderr] Compiling itoa v1.0.5 [INFO] [stderr] Compiling text_io v0.1.12 [INFO] [stderr] Compiling memoffset v0.7.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.13 [INFO] [stderr] Compiling libudev-sys v0.1.4 [INFO] [stderr] Compiling crossbeam-channel v0.5.6 [INFO] [stderr] Compiling crossbeam-deque v0.8.2 [INFO] [stderr] Compiling crossbeam v0.8.2 [INFO] [stderr] Compiling nix v0.26.2 [INFO] [stderr] Compiling nix v0.24.3 [INFO] [stderr] Compiling libudev v0.3.0 [INFO] [stderr] Compiling ctrlc v3.2.4 [INFO] [stderr] Compiling serialport v4.2.0 [INFO] [stderr] Compiling thiserror-impl v1.0.38 [INFO] [stderr] Compiling serde_qs v0.11.0 [INFO] [stderr] Compiling cgfe4 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `f32::consts::E` [INFO] [stdout] --> src/main.rs:10:11 [INFO] [stdout] | [INFO] [stdout] 10 | use std::{f32::consts::E, sync::atomic::{AtomicBool, Ordering}}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Receiver`, `SendError`, and `Sender` [INFO] [stdout] --> src/main.rs:12:35 [INFO] [stdout] | [INFO] [stdout] 12 | use crossbeam::channel::{bounded, Sender, SendError, Receiver, TryRecvError}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/tcpip.rs:47:13 [INFO] [stdout] | [INFO] [stdout] 47 | Err(e) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/tcpip.rs:71:33 [INFO] [stdout] | [INFO] [stdout] 71 | ... Err(e) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/tcpip.rs:78:25 [INFO] [stdout] | [INFO] [stdout] 78 | Err(e) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `u` [INFO] [stdout] --> src/tcpip.rs:83:16 [INFO] [stdout] | [INFO] [stdout] 83 | Ok(u) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_u` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tcpip.rs:54:18 [INFO] [stdout] | [INFO] [stdout] 54 | fn handle_stream(mut s: TcpStream, c: Sender, d: Receiver) { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/tcpip.rs:123:17 [INFO] [stdout] | [INFO] [stdout] 123 | Err(e) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tcpip.rs:102:16 [INFO] [stdout] | [INFO] [stdout] 102 | Ok(mut s) => { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `byte` is never read [INFO] [stdout] --> src/settings.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | byte = 0; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `byte` is never read [INFO] [stdout] --> src/settings.rs:96:9 [INFO] [stdout] | [INFO] [stdout] 96 | byte = 0; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `byte` is never read [INFO] [stdout] --> src/settings.rs:99:9 [INFO] [stdout] | [INFO] [stdout] 99 | byte = 0; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/main.rs:81:17 [INFO] [stdout] | [INFO] [stdout] 81 | Err(e) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:102:5 [INFO] [stdout] | [INFO] [stdout] 102 | ctl_tx.send(true); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 102 | let _ = ctl_tx.send(true); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:103:5 [INFO] [stdout] | [INFO] [stdout] 103 | tcp_thread.join(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 103 | let _ = tcp_thread.join(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tcpip.rs:40:21 [INFO] [stdout] | [INFO] [stdout] 40 | w.flush(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 40 | let _ = w.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.38s [INFO] running `Command { std: "docker" "inspect" "4d5d2c71e12b98e87d25ef10b43f1e809ffca86576e3d847a8a0fdddf04ba682", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d5d2c71e12b98e87d25ef10b43f1e809ffca86576e3d847a8a0fdddf04ba682", kill_on_drop: false }` [INFO] [stdout] 4d5d2c71e12b98e87d25ef10b43f1e809ffca86576e3d847a8a0fdddf04ba682 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d9949490918868bbf816157acaaddd68b7db70961fcd6535028e3c51724b5d8d [INFO] running `Command { std: "docker" "start" "-a" "d9949490918868bbf816157acaaddd68b7db70961fcd6535028e3c51724b5d8d", kill_on_drop: false }` [INFO] [stderr] Compiling cgfe4 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `f32::consts::E` [INFO] [stdout] --> src/main.rs:10:11 [INFO] [stdout] | [INFO] [stdout] 10 | use std::{f32::consts::E, sync::atomic::{AtomicBool, Ordering}}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Receiver`, `SendError`, and `Sender` [INFO] [stdout] --> src/main.rs:12:35 [INFO] [stdout] | [INFO] [stdout] 12 | use crossbeam::channel::{bounded, Sender, SendError, Receiver, TryRecvError}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/tcpip.rs:47:13 [INFO] [stdout] | [INFO] [stdout] 47 | Err(e) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/tcpip.rs:71:33 [INFO] [stdout] | [INFO] [stdout] 71 | ... Err(e) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/tcpip.rs:78:25 [INFO] [stdout] | [INFO] [stdout] 78 | Err(e) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `u` [INFO] [stdout] --> src/tcpip.rs:83:16 [INFO] [stdout] | [INFO] [stdout] 83 | Ok(u) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_u` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tcpip.rs:54:18 [INFO] [stdout] | [INFO] [stdout] 54 | fn handle_stream(mut s: TcpStream, c: Sender, d: Receiver) { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/tcpip.rs:123:17 [INFO] [stdout] | [INFO] [stdout] 123 | Err(e) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tcpip.rs:102:16 [INFO] [stdout] | [INFO] [stdout] 102 | Ok(mut s) => { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `byte` is never read [INFO] [stdout] --> src/settings.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | byte = 0; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `byte` is never read [INFO] [stdout] --> src/settings.rs:96:9 [INFO] [stdout] | [INFO] [stdout] 96 | byte = 0; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `byte` is never read [INFO] [stdout] --> src/settings.rs:99:9 [INFO] [stdout] | [INFO] [stdout] 99 | byte = 0; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/main.rs:81:17 [INFO] [stdout] | [INFO] [stdout] 81 | Err(e) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:102:5 [INFO] [stdout] | [INFO] [stdout] 102 | ctl_tx.send(true); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 102 | let _ = ctl_tx.send(true); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:103:5 [INFO] [stdout] | [INFO] [stdout] 103 | tcp_thread.join(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 103 | let _ = tcp_thread.join(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tcpip.rs:40:21 [INFO] [stdout] | [INFO] [stdout] 40 | w.flush(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 40 | let _ = w.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.81s [INFO] running `Command { std: "docker" "inspect" "d9949490918868bbf816157acaaddd68b7db70961fcd6535028e3c51724b5d8d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d9949490918868bbf816157acaaddd68b7db70961fcd6535028e3c51724b5d8d", kill_on_drop: false }` [INFO] [stdout] d9949490918868bbf816157acaaddd68b7db70961fcd6535028e3c51724b5d8d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] eca14ef2a14c013db1d51b6bec55e15fe020e8eba7426a904df3b3fb82ca2d15 [INFO] running `Command { std: "docker" "start" "-a" "eca14ef2a14c013db1d51b6bec55e15fe020e8eba7426a904df3b3fb82ca2d15", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `f32::consts::E` [INFO] [stderr] --> src/main.rs:10:11 [INFO] [stderr] | [INFO] [stderr] 10 | use std::{f32::consts::E, sync::atomic::{AtomicBool, Ordering}}; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Receiver`, `SendError`, and `Sender` [INFO] [stderr] --> src/main.rs:12:35 [INFO] [stderr] | [INFO] [stderr] 12 | use crossbeam::channel::{bounded, Sender, SendError, Receiver, TryRecvError}; [INFO] [stderr] | ^^^^^^ ^^^^^^^^^ ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcpip.rs:47:13 [INFO] [stderr] | [INFO] [stderr] 47 | Err(e) => { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/tcpip.rs:71:33 [INFO] [stderr] | [INFO] [stderr] 71 | ... 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/tcpip.rs:78:25 [INFO] [stderr] | [INFO] [stderr] 78 | Err(e) => { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `u` [INFO] [stderr] --> src/tcpip.rs:83:16 [INFO] [stderr] | [INFO] [stderr] 83 | Ok(u) => { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_u` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tcpip.rs:54:18 [INFO] [stderr] | [INFO] [stderr] 54 | fn handle_stream(mut s: TcpStream, c: Sender, d: Receiver) { [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 variable: `e` [INFO] [stderr] --> src/tcpip.rs:123:17 [INFO] [stderr] | [INFO] [stderr] 123 | 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/tcpip.rs:102:16 [INFO] [stderr] | [INFO] [stderr] 102 | Ok(mut s) => { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `byte` is never read [INFO] [stderr] --> src/settings.rs:93:9 [INFO] [stderr] | [INFO] [stderr] 93 | byte = 0; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `byte` is never read [INFO] [stderr] --> src/settings.rs:96:9 [INFO] [stderr] | [INFO] [stderr] 96 | byte = 0; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `byte` is never read [INFO] [stderr] --> src/settings.rs:99:9 [INFO] [stderr] | [INFO] [stderr] 99 | byte = 0; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:81:17 [INFO] [stderr] | [INFO] [stderr] 81 | Err(e) => { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:102:5 [INFO] [stderr] | [INFO] [stderr] 102 | ctl_tx.send(true); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 102 | let _ = ctl_tx.send(true); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:103:5 [INFO] [stderr] | [INFO] [stderr] 103 | tcp_thread.join(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 103 | let _ = tcp_thread.join(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/tcpip.rs:40:21 [INFO] [stderr] | [INFO] [stderr] 40 | w.flush(); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 40 | let _ = w.flush(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `cgfe4` (bin "cgfe4" test) generated 16 warnings (run `cargo fix --bin "cgfe4" --tests` to apply 4 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/cgfe4-e065f59cb2569b7b) [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "eca14ef2a14c013db1d51b6bec55e15fe020e8eba7426a904df3b3fb82ca2d15", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eca14ef2a14c013db1d51b6bec55e15fe020e8eba7426a904df3b3fb82ca2d15", kill_on_drop: false }` [INFO] [stdout] eca14ef2a14c013db1d51b6bec55e15fe020e8eba7426a904df3b3fb82ca2d15