[INFO] cloning repository https://github.com/Kintaro/wtftw [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kintaro/wtftw" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKintaro%2Fwtftw", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKintaro%2Fwtftw'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] aacbfcb79c1f27a4017f48f618041bc9bd644524 [INFO] checking Kintaro/wtftw/aacbfcb79c1f27a4017f48f618041bc9bd644524 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKintaro%2Fwtftw" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Kintaro/wtftw on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Kintaro/wtftw [INFO] finished tweaking git repo https://github.com/Kintaro/wtftw [INFO] tweaked toml for git repo https://github.com/Kintaro/wtftw written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Kintaro/wtftw 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: `[project]` is deprecated in favor of `[package]` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded dylib v0.0.3 [INFO] [stderr] Downloaded simplelog v0.8.0 [INFO] [stderr] Downloaded zombie v0.0.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b1098822c142049ab2ac9a114551a38c6321a770d10b3aec7750b425f34dee25 [INFO] running `Command { std: "docker" "start" "-a" "b1098822c142049ab2ac9a114551a38c6321a770d10b3aec7750b425f34dee25", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b1098822c142049ab2ac9a114551a38c6321a770d10b3aec7750b425f34dee25", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b1098822c142049ab2ac9a114551a38c6321a770d10b3aec7750b425f34dee25", kill_on_drop: false }` [INFO] [stdout] b1098822c142049ab2ac9a114551a38c6321a770d10b3aec7750b425f34dee25 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0e99c7445f34a44382cc3478e97d3d63c8052ebbec1d7b6704beb7fc710d0c28 [INFO] running `Command { std: "docker" "start" "-a" "0e99c7445f34a44382cc3478e97d3d63c8052ebbec1d7b6704beb7fc710d0c28", kill_on_drop: false }` [INFO] [stderr] warning: `[project]` is deprecated in favor of `[package]` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Compiling anyhow v1.0.34 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling serde_json v1.0.59 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling x11 v2.18.2 [INFO] [stderr] Checking dirs-sys v0.3.5 [INFO] [stderr] Checking dylib v0.0.3 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking zombie v0.0.4 [INFO] [stderr] Checking dirs v3.0.1 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking simplelog v0.8.0 [INFO] [stderr] Checking wtftw_core v0.3.2 (/opt/rustwide/workdir/core) [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> core/src/config.rs:211:34 [INFO] [stdout] | [INFO] [stdout] 211 | Err(e) => panic!(format!( [INFO] [stdout] | __________________________________^ [INFO] [stdout] 212 | | "mkdir: {} failed with error {}", [INFO] [stdout] 213 | | self.internal.wtftw_dir.clone(), [INFO] [stdout] 214 | | e [INFO] [stdout] 215 | | )), [INFO] [stdout] | |_________________^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 211 ~ Err(e) => panic!( [INFO] [stdout] 212 | "mkdir: {} failed with error {}", [INFO] [stdout] 213 | self.internal.wtftw_dir.clone(), [INFO] [stdout] 214 | e [INFO] [stdout] 215 ~ ), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking wtftw_xlib v0.4.0 (/opt/rustwide/workdir/xlib) [INFO] [stdout] warning: the type `*mut u8` does not permit being left uninitialized [INFO] [stdout] --> xlib/src/xlib_window_system.rs:213:44 [INFO] [stdout] | [INFO] [stdout] 213 | let mut prop_return: *mut u8 = mem::MaybeUninit::uninit().assume_init(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: raw pointers must be initialized [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `*mut u64` does not permit being left uninitialized [INFO] [stdout] --> xlib/src/xlib_window_system.rs:266:43 [INFO] [stdout] | [INFO] [stdout] 266 | let mut protocols: *mut u64 = mem::MaybeUninit::uninit().assume_init(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: raw pointers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `*mut i8` does not permit being left uninitialized [INFO] [stdout] --> xlib/src/xlib_window_system.rs:429:37 [INFO] [stdout] | [INFO] [stdout] 429 | let mut name: *mut i8 = mem::MaybeUninit::uninit().assume_init(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: raw pointers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `*mut u8` does not permit being left uninitialized [INFO] [stdout] --> xlib/src/xlib_window_system.rs:436:48 [INFO] [stdout] | [INFO] [stdout] 436 | let mut prop_return: *mut u8 = mem::MaybeUninit::uninit().assume_init(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: raw pointers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `XClassHint` does not permit being left uninitialized [INFO] [stdout] --> xlib/src/xlib_window_system.rs:470:52 [INFO] [stdout] | [INFO] [stdout] 470 | let mut class_hint: xlib::XClassHint = mem::MaybeUninit::uninit().assume_init(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: raw pointers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `XClassHint` does not permit being left uninitialized [INFO] [stdout] --> xlib/src/xlib_window_system.rs:490:52 [INFO] [stdout] | [INFO] [stdout] 490 | let mut class_hint: xlib::XClassHint = mem::MaybeUninit::uninit().assume_init(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: raw pointers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `*mut u64` does not permit being left uninitialized [INFO] [stdout] --> xlib/src/xlib_window_system.rs:511:42 [INFO] [stdout] | [INFO] [stdout] 511 | let mut children: *mut u64 = mem::MaybeUninit::uninit().assume_init(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: raw pointers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `XWindowAttributes` does not permit being left uninitialized [INFO] [stdout] --> xlib/src/xlib_window_system.rs:543:59 [INFO] [stdout] | [INFO] [stdout] 543 | let mut attributes: xlib::XWindowAttributes = mem::MaybeUninit::uninit().assume_init(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `XWindowAttributes` does not permit being left uninitialized [INFO] [stdout] --> xlib/src/xlib_window_system.rs:640:21 [INFO] [stdout] | [INFO] [stdout] 640 | mem::MaybeUninit::uninit().assume_init(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `XConfigureEvent` does not permit being left uninitialized [INFO] [stdout] --> xlib/src/xlib_window_system.rs:644:21 [INFO] [stdout] | [INFO] [stdout] 644 | mem::MaybeUninit::uninit().assume_init(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `XWindowAttributes` does not permit being left uninitialized [INFO] [stdout] --> xlib/src/xlib_window_system.rs:868:59 [INFO] [stdout] | [INFO] [stdout] 868 | let mut attributes: xlib::XWindowAttributes = mem::MaybeUninit::uninit().assume_init(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `XSizeHints` does not permit being left uninitialized [INFO] [stdout] --> xlib/src/xlib_window_system.rs:882:51 [INFO] [stdout] | [INFO] [stdout] 882 | let mut size_hint: xlib::XSizeHints = mem::MaybeUninit::uninit().assume_init(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `ClientMessageData` does not permit being left uninitialized [INFO] [stdout] --> xlib/src/xlib_window_system.rs:931:57 [INFO] [stdout] | [INFO] [stdout] 931 | let mut data: xlib::ClientMessageData = mem::MaybeUninit::uninit().assume_init(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `XWindowAttributes` does not permit being left uninitialized [INFO] [stdout] --> xlib/src/xlib_window_system.rs:1047:59 [INFO] [stdout] | [INFO] [stdout] 1047 | let mut attributes: xlib::XWindowAttributes = mem::MaybeUninit::uninit().assume_init(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking wtftw v0.4.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> core/src/config.rs:211:34 [INFO] [stdout] | [INFO] [stdout] 211 | Err(e) => panic!(format!( [INFO] [stdout] | __________________________________^ [INFO] [stdout] 212 | | "mkdir: {} failed with error {}", [INFO] [stdout] 213 | | self.internal.wtftw_dir.clone(), [INFO] [stdout] 214 | | e [INFO] [stdout] 215 | | )), [INFO] [stdout] | |_________________^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 211 ~ Err(e) => panic!( [INFO] [stdout] 212 | "mkdir: {} failed with error {}", [INFO] [stdout] 213 | self.internal.wtftw_dir.clone(), [INFO] [stdout] 214 | e [INFO] [stdout] 215 ~ ), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> core/src/config.rs:211:34 [INFO] [stdout] | [INFO] [stdout] 211 | Err(e) => panic!(format!( [INFO] [stdout] | __________________________________^ [INFO] [stdout] 212 | | "mkdir: {} failed with error {}", [INFO] [stdout] 213 | | self.internal.wtftw_dir.clone(), [INFO] [stdout] 214 | | e [INFO] [stdout] 215 | | )), [INFO] [stdout] | |_________________^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 211 ~ Err(e) => panic!( [INFO] [stdout] 212 | "mkdir: {} failed with error {}", [INFO] [stdout] 213 | self.internal.wtftw_dir.clone(), [INFO] [stdout] 214 | e [INFO] [stdout] 215 ~ ), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/wtftw.rs:44:26 [INFO] [stdout] | [INFO] [stdout] 44 | Err(f) => panic!(f.to_string()) [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 44 | Err(f) => panic!("{}", f.to_string()) [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/wtftw.rs:61:5 [INFO] [stdout] | [INFO] [stdout] 61 | config.compile_and_call(&mut window_manager, window_system.deref()); [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] 61 | let _ = config.compile_and_call(&mut window_manager, window_system.deref()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/wtftw.rs:44:26 [INFO] [stdout] | [INFO] [stdout] 44 | Err(f) => panic!(f.to_string()) [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 44 | Err(f) => panic!("{}", f.to_string()) [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/wtftw.rs:61:5 [INFO] [stdout] | [INFO] [stdout] 61 | config.compile_and_call(&mut window_manager, window_system.deref()); [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] 61 | let _ = config.compile_and_call(&mut window_manager, window_system.deref()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.50s [INFO] running `Command { std: "docker" "inspect" "0e99c7445f34a44382cc3478e97d3d63c8052ebbec1d7b6704beb7fc710d0c28", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e99c7445f34a44382cc3478e97d3d63c8052ebbec1d7b6704beb7fc710d0c28", kill_on_drop: false }` [INFO] [stdout] 0e99c7445f34a44382cc3478e97d3d63c8052ebbec1d7b6704beb7fc710d0c28