[INFO] cloning repository https://github.com/jasonhansel/paraphrase [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jasonhansel/paraphrase" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjasonhansel%2Fparaphrase", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjasonhansel%2Fparaphrase'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ce446649cb3b9538fff5ad09560720368c7e7eab [INFO] checking jasonhansel/paraphrase against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjasonhansel%2Fparaphrase" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/jasonhansel/paraphrase [INFO] finished tweaking git repo https://github.com/jasonhansel/paraphrase [INFO] tweaked toml for git repo https://github.com/jasonhansel/paraphrase written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/jasonhansel/paraphrase on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/jasonhansel/paraphrase 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2cb036c548cee5e507ad4abd99b87c262040c513fc6d098e36ce05f5648af147 [INFO] running `Command { std: "docker" "start" "-a" "2cb036c548cee5e507ad4abd99b87c262040c513fc6d098e36ce05f5648af147", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2cb036c548cee5e507ad4abd99b87c262040c513fc6d098e36ce05f5648af147", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2cb036c548cee5e507ad4abd99b87c262040c513fc6d098e36ce05f5648af147", kill_on_drop: false }` [INFO] [stdout] 2cb036c548cee5e507ad4abd99b87c262040c513fc6d098e36ce05f5648af147 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6ea23737503786ac422b9e712abfad70b9e99ab8c0f79fafd03f3a68f25676ae [INFO] running `Command { std: "docker" "start" "-a" "6ea23737503786ac422b9e712abfad70b9e99ab8c0f79fafd03f3a68f25676ae", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Checking libc v0.2.36 [INFO] [stderr] Checking bitflags v1.0.1 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Checking lazy_static v1.0.0 [INFO] [stderr] Checking ansi_term v0.10.2 [INFO] [stderr] Checking regex-syntax v0.4.2 [INFO] [stderr] Checking itoa v0.3.4 [INFO] [stderr] Checking serde v1.0.27 [INFO] [stderr] Checking thread_local v0.3.5 [INFO] [stderr] Checking futures v0.1.17 [INFO] [stderr] Checking num-traits v0.1.42 [INFO] [stderr] Compiling structopt-derive v0.1.6 [INFO] [stderr] Checking atty v0.2.6 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking clap v2.29.2 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking aho-corasick v0.6.4 [INFO] [stderr] Checking regex v0.2.5 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking structopt v0.1.7 [INFO] [stderr] Checking serde_json v1.0.9 [INFO] [stderr] Checking paraphrase v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `IndexMut` and `Index` [INFO] [stdout] --> src/value.rs:13:20 [INFO] [stdout] | [INFO] [stdout] 13 | use std::ops::{Add,Index,IndexMut}; [INFO] [stdout] | ^^^^^ ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/value.rs:76:50 [INFO] [stdout] | [INFO] [stdout] 76 | fn split_at<'t>(&'t mut self, idx: usize) -> (ArcSlice) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 76 - fn split_at<'t>(&'t mut self, idx: usize) -> (ArcSlice) { [INFO] [stdout] 76 + fn split_at<'t>(&'t mut self, idx: usize) -> ArcSlice { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `let` scrutinee expression [INFO] [stdout] --> src/base.rs:201:36 [INFO] [stdout] | [INFO] [stdout] 201 | if let Some(tag) = (name_tag.get(1)) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 201 - if let Some(tag) = (name_tag.get(1)) { [INFO] [stdout] 201 + if let Some(tag) = name_tag.get(1) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `UnwindSafe` [INFO] [stdout] --> src/expand.rs:16:18 [INFO] [stdout] | [INFO] [stdout] 16 | use std::panic::{UnwindSafe,AssertUnwindSafe}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/expand.rs:28:31 [INFO] [stdout] | [INFO] [stdout] 28 | fn end_command(&mut self, Vec, Arc); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Vec` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/expand.rs:28:49 [INFO] [stdout] | [INFO] [stdout] 28 | fn end_command(&mut self, Vec, Arc); [INFO] [stdout] | ^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Arc` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/expand.rs:31:29 [INFO] [stdout] | [INFO] [stdout] 31 | fn raw_param(&mut self, Rope); [INFO] [stdout] | ^^^^ help: try naming the parameter or explicitly ignoring it: `_: Rope` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/expand.rs:32:30 [INFO] [stdout] | [INFO] [stdout] 32 | fn semi_param(&mut self, Arc, Rope, Vec) -> Rope ; [INFO] [stdout] | ^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Arc` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/expand.rs:32:42 [INFO] [stdout] | [INFO] [stdout] 32 | fn semi_param(&mut self, Arc, Rope, Vec) -> Rope ; [INFO] [stdout] | ^^^^ help: try naming the parameter or explicitly ignoring it: `_: Rope` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/expand.rs:32:48 [INFO] [stdout] | [INFO] [stdout] 32 | fn semi_param(&mut self, Arc, Rope, Vec) -> Rope ; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Vec` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/expand.rs:33:24 [INFO] [stdout] | [INFO] [stdout] 33 | fn text(&mut self, Rope); [INFO] [stdout] | ^^^^ help: try naming the parameter or explicitly ignoring it: `_: Rope` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/expand.rs:238:41 [INFO] [stdout] | [INFO] [stdout] 238 | self.final_join = Some(Box::new((self.handle_call(cmd, call)))); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 238 - self.final_join = Some(Box::new((self.handle_call(cmd, call)))); [INFO] [stdout] 238 + self.final_join = Some(Box::new(self.handle_call(cmd, call))); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/expand.rs:407:26 [INFO] [stdout] | [INFO] [stdout] 407 | Box::new((final_join.map(|w| { [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 415 | }))) as Fut> [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 407 ~ Box::new(final_join.map(|w| { [INFO] [stdout] 408 | match w { [INFO] [stdout] ... [INFO] [stdout] 414 | } [INFO] [stdout] 415 ~ })) as Fut> [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `CpuFuture` [INFO] [stdout] --> src/main.rs:38:23 [INFO] [stdout] | [INFO] [stdout] 38 | use futures_cpupool::{CpuFuture, CpuPool}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Cow` [INFO] [stdout] --> src/main.rs:41:5 [INFO] [stdout] | [INFO] [stdout] 41 | use std::borrow::Cow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::rc::Rc` [INFO] [stdout] --> src/main.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | use std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `IndexMut` and `Index` [INFO] [stdout] --> src/value.rs:13:20 [INFO] [stdout] | [INFO] [stdout] 13 | use std::ops::{Add,Index,IndexMut}; [INFO] [stdout] | ^^^^^ ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/value.rs:76:50 [INFO] [stdout] | [INFO] [stdout] 76 | fn split_at<'t>(&'t mut self, idx: usize) -> (ArcSlice) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 76 - fn split_at<'t>(&'t mut self, idx: usize) -> (ArcSlice) { [INFO] [stdout] 76 + fn split_at<'t>(&'t mut self, idx: usize) -> ArcSlice { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `let` scrutinee expression [INFO] [stdout] --> src/base.rs:201:36 [INFO] [stdout] | [INFO] [stdout] 201 | if let Some(tag) = (name_tag.get(1)) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 201 - if let Some(tag) = (name_tag.get(1)) { [INFO] [stdout] 201 + if let Some(tag) = name_tag.get(1) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `UnwindSafe` [INFO] [stdout] --> src/expand.rs:16:18 [INFO] [stdout] | [INFO] [stdout] 16 | use std::panic::{UnwindSafe,AssertUnwindSafe}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/expand.rs:28:31 [INFO] [stdout] | [INFO] [stdout] 28 | fn end_command(&mut self, Vec, Arc); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Vec` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/expand.rs:28:49 [INFO] [stdout] | [INFO] [stdout] 28 | fn end_command(&mut self, Vec, Arc); [INFO] [stdout] | ^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Arc` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/expand.rs:31:29 [INFO] [stdout] | [INFO] [stdout] 31 | fn raw_param(&mut self, Rope); [INFO] [stdout] | ^^^^ help: try naming the parameter or explicitly ignoring it: `_: Rope` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/expand.rs:32:30 [INFO] [stdout] | [INFO] [stdout] 32 | fn semi_param(&mut self, Arc, Rope, Vec) -> Rope ; [INFO] [stdout] | ^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Arc` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/expand.rs:32:42 [INFO] [stdout] | [INFO] [stdout] 32 | fn semi_param(&mut self, Arc, Rope, Vec) -> Rope ; [INFO] [stdout] | ^^^^ help: try naming the parameter or explicitly ignoring it: `_: Rope` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/expand.rs:32:48 [INFO] [stdout] | [INFO] [stdout] 32 | fn semi_param(&mut self, Arc, Rope, Vec) -> Rope ; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Vec` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/expand.rs:33:24 [INFO] [stdout] | [INFO] [stdout] 33 | fn text(&mut self, Rope); [INFO] [stdout] | ^^^^ help: try naming the parameter or explicitly ignoring it: `_: Rope` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/expand.rs:238:41 [INFO] [stdout] | [INFO] [stdout] 238 | self.final_join = Some(Box::new((self.handle_call(cmd, call)))); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 238 - self.final_join = Some(Box::new((self.handle_call(cmd, call)))); [INFO] [stdout] 238 + self.final_join = Some(Box::new(self.handle_call(cmd, call))); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/expand.rs:407:26 [INFO] [stdout] | [INFO] [stdout] 407 | Box::new((final_join.map(|w| { [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 415 | }))) as Fut> [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 407 ~ Box::new(final_join.map(|w| { [INFO] [stdout] 408 | match w { [INFO] [stdout] ... [INFO] [stdout] 414 | } [INFO] [stdout] 415 ~ })) as Fut> [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `CpuFuture` [INFO] [stdout] --> src/main.rs:38:23 [INFO] [stdout] | [INFO] [stdout] 38 | use futures_cpupool::{CpuFuture, CpuPool}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Cow` [INFO] [stdout] --> src/main.rs:41:5 [INFO] [stdout] | [INFO] [stdout] 41 | use std::borrow::Cow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::rc::Rc` [INFO] [stdout] --> src/main.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | use std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/expand.rs:73:23 [INFO] [stdout] | [INFO] [stdout] 73 | pub type Fut = Box> + Send>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 73 | pub type Fut = Box> + Send>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/expand.rs:73:47 [INFO] [stdout] | [INFO] [stdout] 73 | pub type Fut = Box> + Send>; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 73 | pub type Fut = Box> + Send>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/expand.rs:73:23 [INFO] [stdout] | [INFO] [stdout] 73 | pub type Fut = Box> + Send>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 73 | pub type Fut = Box> + Send>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/expand.rs:73:47 [INFO] [stdout] | [INFO] [stdout] 73 | pub type Fut = Box> + Send>; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 73 | pub type Fut = Box> + Send>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/value.rs:55:9 [INFO] [stdout] | [INFO] [stdout] 53 | return self.to_str().to_owned(); [INFO] [stdout] | ------------------------------- any code following this expression is unreachable [INFO] [stdout] 54 | [INFO] [stdout] 55 | let range = self.range.clone(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/value.rs:55:9 [INFO] [stdout] | [INFO] [stdout] 53 | return self.to_str().to_owned(); [INFO] [stdout] | ------------------------------- any code following this expression is unreachable [INFO] [stdout] 54 | [INFO] [stdout] 55 | let range = self.range.clone(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/expand.rs:431:18 [INFO] [stdout] | [INFO] [stdout] 431 | ) as Box>+Send> )) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 431 | ) as Box>+Send> )) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/expand.rs:431:46 [INFO] [stdout] | [INFO] [stdout] 431 | ) as Box>+Send> )) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 431 | ) as Box>+Send> )) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/expand.rs:431:18 [INFO] [stdout] | [INFO] [stdout] 431 | ) as Box>+Send> )) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 431 | ) as Box>+Send> )) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/expand.rs:431:46 [INFO] [stdout] | [INFO] [stdout] 431 | ) as Box>+Send> )) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 431 | ) as Box>+Send> )) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `range` [INFO] [stdout] --> src/value.rs:55:13 [INFO] [stdout] | [INFO] [stdout] 55 | let range = self.range.clone(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_range` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/value.rs:56:13 [INFO] [stdout] | [INFO] [stdout] 56 | let res = Arc::try_unwrap(self.string) [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `range` [INFO] [stdout] --> src/value.rs:55:13 [INFO] [stdout] | [INFO] [stdout] 55 | let range = self.range.clone(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_range` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/value.rs:56:13 [INFO] [stdout] | [INFO] [stdout] 56 | let res = Arc::try_unwrap(self.string) [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/scope.rs:196:41 [INFO] [stdout] | [INFO] [stdout] 196 | code(args.into_iter().map(|mut x| { x }).collect()) [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/base.rs:116:87 [INFO] [stdout] | [INFO] [stdout] 116 | (Some(Str(n)), Some(Str(replacement)), Some(Closure(ValueClosure(inner_scope, mut h))), None, ..) => { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/base.rs:136:17 [INFO] [stdout] | [INFO] [stdout] 136 | let mut todo = if value_a == value_b { if_true } else { if_false }; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/base.rs:146:17 [INFO] [stdout] | [INFO] [stdout] 146 | let mut todo = (if value_a == value_b { if_true } else { if_false }).force_clone().1; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/base.rs:232:17 [INFO] [stdout] | [INFO] [stdout] 232 | let mut params = vec![]; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/scope.rs:196:41 [INFO] [stdout] | [INFO] [stdout] 196 | code(args.into_iter().map(|mut x| { x }).collect()) [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/base.rs:116:87 [INFO] [stdout] | [INFO] [stdout] 116 | (Some(Str(n)), Some(Str(replacement)), Some(Closure(ValueClosure(inner_scope, mut h))), None, ..) => { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/base.rs:136:17 [INFO] [stdout] | [INFO] [stdout] 136 | let mut todo = if value_a == value_b { if_true } else { if_false }; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `scope` [INFO] [stdout] --> src/expand.rs:179:54 [INFO] [stdout] | [INFO] [stdout] 179 | fn end_command(&mut self, cmd: Vec, scope: Arc) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_scope` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `scope` [INFO] [stdout] --> src/expand.rs:186:17 [INFO] [stdout] | [INFO] [stdout] 186 | let scope = self.scope.clone(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_scope` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pool2` [INFO] [stdout] --> src/expand.rs:187:17 [INFO] [stdout] | [INFO] [stdout] 187 | let pool2 = self.pool.clone(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_pool2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/expand.rs:220:29 [INFO] [stdout] | [INFO] [stdout] 220 | fn raw_param(&mut self, mut rope: Rope) { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/expand.rs:227:54 [INFO] [stdout] | [INFO] [stdout] 227 | fn semi_param(&mut self, stack: Vec, mut rope: Rope, cmd: Vec) { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/expand.rs:240:24 [INFO] [stdout] | [INFO] [stdout] 240 | fn text(&mut self, mut rope: Rope) { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/base.rs:146:17 [INFO] [stdout] | [INFO] [stdout] 146 | let mut todo = (if value_a == value_b { if_true } else { if_false }).force_clone().1; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `new_scope` [INFO] [stdout] --> src/expand.rs:306:25 [INFO] [stdout] | [INFO] [stdout] 306 | let new_scope = scope.clone(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_scope` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/base.rs:232:17 [INFO] [stdout] | [INFO] [stdout] 232 | let mut params = vec![]; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/expand.rs:389:92 [INFO] [stdout] | [INFO] [stdout] 389 | loop_fn(( (vec![] as Vec>), _scope, _rope), move |(mut joins, mut scope, mut rope)| { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> src/expand.rs:385:9 [INFO] [stdout] | [INFO] [stdout] 385 | let id = rand::random::(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/main.rs:57:10 [INFO] [stdout] | [INFO] [stdout] 57 | #[derive(StructOpt,Debug)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `CLIOptions` is not local [INFO] [stdout] | `StructOpt` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_STRUCTOPT_FOR_CLIOptions` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `StructOpt` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `StructOpt` may come from an old version of the `structopt_derive` crate, try updating your dependency with `cargo update -p structopt_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `StructOpt` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `scope` [INFO] [stdout] --> src/expand.rs:179:54 [INFO] [stdout] | [INFO] [stdout] 179 | fn end_command(&mut self, cmd: Vec, scope: Arc) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_scope` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `scope` [INFO] [stdout] --> src/expand.rs:186:17 [INFO] [stdout] | [INFO] [stdout] 186 | let scope = self.scope.clone(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_scope` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pool2` [INFO] [stdout] --> src/expand.rs:187:17 [INFO] [stdout] | [INFO] [stdout] 187 | let pool2 = self.pool.clone(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_pool2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/expand.rs:220:29 [INFO] [stdout] | [INFO] [stdout] 220 | fn raw_param(&mut self, mut rope: Rope) { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/expand.rs:227:54 [INFO] [stdout] | [INFO] [stdout] 227 | fn semi_param(&mut self, stack: Vec, mut rope: Rope, cmd: Vec) { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/expand.rs:240:24 [INFO] [stdout] | [INFO] [stdout] 240 | fn text(&mut self, mut rope: Rope) { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `new_scope` [INFO] [stdout] --> src/expand.rs:306:25 [INFO] [stdout] | [INFO] [stdout] 306 | let new_scope = scope.clone(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_scope` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:57:10 [INFO] [stdout] | [INFO] [stdout] 57 | #[derive(StructOpt,Debug)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] = note: this error originates in the derive macro `StructOpt` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/main.rs:57:10 [INFO] [stdout] | [INFO] [stdout] 57 | #[derive(StructOpt,Debug)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `CLIOptions` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_STRUCTOPT_FOR_CLIOptions` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `StructOpt` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `StructOpt` may come from an old version of the `structopt_derive` crate, try updating your dependency with `cargo update -p structopt_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `StructOpt` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:78:13 [INFO] [stdout] | [INFO] [stdout] 78 | file.read_to_string(&mut s); [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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 78 | let _ = file.read_to_string(&mut s); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::string::String::split_off` that must be used [INFO] [stdout] --> src/value.rs:57:28 [INFO] [stdout] | [INFO] [stdout] 57 | .map(|mut x| { x.split_off(range.end); x.split_off(range.start) }) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: use `.truncate()` if you don't need the other half [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 57 | .map(|mut x| { let _ = x.split_off(range.end); x.split_off(range.start) }) [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/value.rs:356:9 [INFO] [stdout] | [INFO] [stdout] 356 | write!(f, "CODE<"); [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] 356 | let _ = write!(f, "CODE<"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `latest_tag` should have an upper case name [INFO] [stdout] --> src/scope.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 14 | static latest_tag : AtomicUsize = AtomicUsize::new(0); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] help: convert the identifier to upper case [INFO] [stdout] | [INFO] [stdout] 14 - static latest_tag : AtomicUsize = AtomicUsize::new(0); [INFO] [stdout] 14 + static LATEST_TAG : AtomicUsize = AtomicUsize::new(0); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/scope.rs:40:76 [INFO] [stdout] | [INFO] [stdout] 40 | &User(ref s, _, ref v) => { write!(f, "params (")?; s.fmt(f)?; write!(f, ") in "); v.fmt(f) }, [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 | &User(ref s, _, ref v) => { write!(f, "params (")?; s.fmt(f)?; let _ = write!(f, ") in "); v.fmt(f) }, [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/expand.rs:389:92 [INFO] [stdout] | [INFO] [stdout] 389 | loop_fn(( (vec![] as Vec>), _scope, _rope), move |(mut joins, mut scope, mut rope)| { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `id` [INFO] [stdout] --> src/expand.rs:385:9 [INFO] [stdout] | [INFO] [stdout] 385 | let id = rand::random::(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/main.rs:57:10 [INFO] [stdout] | [INFO] [stdout] 57 | #[derive(StructOpt,Debug)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `CLIOptions` is not local [INFO] [stdout] | `StructOpt` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_STRUCTOPT_FOR_CLIOptions` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `StructOpt` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `StructOpt` may come from an old version of the `structopt_derive` crate, try updating your dependency with `cargo update -p structopt_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `StructOpt` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:57:10 [INFO] [stdout] | [INFO] [stdout] 57 | #[derive(StructOpt,Debug)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] = note: this error originates in the derive macro `StructOpt` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/main.rs:57:10 [INFO] [stdout] | [INFO] [stdout] 57 | #[derive(StructOpt,Debug)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `CLIOptions` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_STRUCTOPT_FOR_CLIOptions` [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `StructOpt` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `StructOpt` may come from an old version of the `structopt_derive` crate, try updating your dependency with `cargo update -p structopt_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `StructOpt` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:78:13 [INFO] [stdout] | [INFO] [stdout] 78 | file.read_to_string(&mut s); [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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 78 | let _ = file.read_to_string(&mut s); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::string::String::split_off` that must be used [INFO] [stdout] --> src/value.rs:57:28 [INFO] [stdout] | [INFO] [stdout] 57 | .map(|mut x| { x.split_off(range.end); x.split_off(range.start) }) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: use `.truncate()` if you don't need the other half [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 57 | .map(|mut x| { let _ = x.split_off(range.end); x.split_off(range.start) }) [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/value.rs:356:9 [INFO] [stdout] | [INFO] [stdout] 356 | write!(f, "CODE<"); [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] 356 | let _ = write!(f, "CODE<"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `latest_tag` should have an upper case name [INFO] [stdout] --> src/scope.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 14 | static latest_tag : AtomicUsize = AtomicUsize::new(0); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] help: convert the identifier to upper case [INFO] [stdout] | [INFO] [stdout] 14 - static latest_tag : AtomicUsize = AtomicUsize::new(0); [INFO] [stdout] 14 + static LATEST_TAG : AtomicUsize = AtomicUsize::new(0); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/scope.rs:40:76 [INFO] [stdout] | [INFO] [stdout] 40 | &User(ref s, _, ref v) => { write!(f, "params (")?; s.fmt(f)?; write!(f, ") in "); v.fmt(f) }, [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 | &User(ref s, _, ref v) => { write!(f, "params (")?; s.fmt(f)?; let _ = write!(f, ") in "); v.fmt(f) }, [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `paraphrase` (bin "paraphrase" test) due to 1 previous error; 44 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `paraphrase` (bin "paraphrase") due to 1 previous error; 44 warnings emitted [INFO] running `Command { std: "docker" "inspect" "6ea23737503786ac422b9e712abfad70b9e99ab8c0f79fafd03f3a68f25676ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ea23737503786ac422b9e712abfad70b9e99ab8c0f79fafd03f3a68f25676ae", kill_on_drop: false }` [INFO] [stdout] 6ea23737503786ac422b9e712abfad70b9e99ab8c0f79fafd03f3a68f25676ae