[INFO] cloning repository https://github.com/MxmUrw/categories [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MxmUrw/categories" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMxmUrw%2Fcategories", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMxmUrw%2Fcategories'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 85ab0cb1b8afcd0ad35041d242c6366381695146 [INFO] testing MxmUrw/categories against try#16fbf98f22730e073c09e7b03f0eafb87a295545 for pr-145628-retry-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMxmUrw%2Fcategories" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-7-tc2/source/rust-toolchain [INFO] started tweaking git repo https://github.com/MxmUrw/categories [INFO] finished tweaking git repo https://github.com/MxmUrw/categories [INFO] tweaked toml for git repo https://github.com/MxmUrw/categories written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/MxmUrw/categories on toolchain 16fbf98f22730e073c09e7b03f0eafb87a295545 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/MxmUrw/categories 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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] edcd0f136102b00ce482c8e98d833e6ce87716885506df7f213592feefd3ea1e [INFO] running `Command { std: "docker" "start" "-a" "edcd0f136102b00ce482c8e98d833e6ce87716885506df7f213592feefd3ea1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "edcd0f136102b00ce482c8e98d833e6ce87716885506df7f213592feefd3ea1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "edcd0f136102b00ce482c8e98d833e6ce87716885506df7f213592feefd3ea1e", kill_on_drop: false }` [INFO] [stdout] edcd0f136102b00ce482c8e98d833e6ce87716885506df7f213592feefd3ea1e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 853692646b821212a92b70371d62076b212d5f2e444e503592b7facc7d7ead13 [INFO] running `Command { std: "docker" "start" "-a" "853692646b821212a92b70371d62076b212d5f2e444e503592b7facc7d7ead13", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.89 [INFO] [stderr] Compiling unicode-ident v1.0.13 [INFO] [stderr] Compiling futures-core v0.3.31 [INFO] [stderr] Compiling frunk_core v0.4.3 [INFO] [stderr] Compiling futures-sink v0.3.31 [INFO] [stderr] Compiling futures-io v0.3.31 [INFO] [stderr] Compiling anyhow v1.0.93 [INFO] [stderr] Compiling tokio v1.41.1 [INFO] [stderr] Compiling futures-channel v0.3.31 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling syn v2.0.87 [INFO] [stderr] Compiling frunk_proc_macro_helpers v0.1.3 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling frunk_derives v0.4.3 [INFO] [stderr] Compiling frunk_proc_macros v0.1.3 [INFO] [stderr] Compiling frunk v0.4.3 [INFO] [stderr] Compiling futures-util v0.3.31 [INFO] [stderr] Compiling futures-executor v0.3.31 [INFO] [stderr] Compiling futures v0.3.31 [INFO] [stderr] Compiling categories v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the usage of Script Group `Greek` in this crate consists solely of mixed script confusables [INFO] [stdout] --> src/examples/state_machine.rs:45:7 [INFO] [stdout] | [INFO] [stdout] 45 | | δ (state: &mut S) (input : I) : O [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: the usage includes 'δ' (U+03B4) [INFO] [stdout] = note: please recheck to make sure their usages are indeed what you want [INFO] [stdout] = note: `#[warn(mixed_script_confusables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ops::Deref` [INFO] [stdout] --> src/lib.rs:9:35 [INFO] [stdout] | [INFO] [stdout] 9 | use std::{future::{self, Future}, ops::Deref, pin::Pin, time::Duration}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `define` [INFO] [stdout] --> src/experimental/laws.rs:1:27 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::{declare_many, define}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `kani` [INFO] [stdout] --> src/experimental/laws2.rs:10:7 [INFO] [stdout] | [INFO] [stdout] 10 | #[cfg(kani)] [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::define_many` [INFO] [stdout] --> src/examples/state_machine.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::define_many; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::type_macros::*` [INFO] [stdout] --> src/macros.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::type_macros::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/lib.rs:83:39 [INFO] [stdout] | [INFO] [stdout] 83 | fn funmap(f: Self::of B + 'static + 'static + Copy>) -> impl Fn(Self::of) -> Self::of { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/lib.rs:84:10 [INFO] [stdout] | [INFO] [stdout] 84 | |a| todo!() [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: impl trait in impl method signature does not match trait method signature [INFO] [stdout] --> src/macros.rs:238:109 [INFO] [stdout] | [INFO] [stdout] 238 | impl Fn($head$(<$arg>),*::of) -> make_type_top!($($rest)+) + 'static + Copy [INFO] [stdout] | ^^^^ this bound is stronger than that defined on the trait [INFO] [stdout] | [INFO] [stdout] ::: src/core.rs:33:84 [INFO] [stdout] | [INFO] [stdout] 33 | fn funmap(f: Self::of B + 'a + 'static + Copy>) -> impl Fn(Self::of) -> Self::of; [INFO] [stdout] | ----------------------------------- return type from trait method defined here [INFO] [stdout] ... [INFO] [stdout] 125 | / define_many! [INFO] [stdout] 126 | | { [INFO] [stdout] 127 | | [ pure for (A : 'a). (a : A) : Self[A] [INFO] [stdout] 128 | | = Some(a) [INFO] [stdout] ... | [INFO] [stdout] 135 | | } [INFO] [stdout] | |_____- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: add `#[allow(refining_impl_trait)]` if it is intended for this to be part of the public API of this crate [INFO] [stdout] = note: we are soliciting feedback, see issue #121718 for more information [INFO] [stdout] = note: `#[warn(refining_impl_trait_reachable)]` (part of `#[warn(refining_impl_trait)]`) on by default [INFO] [stdout] = note: this warning originates in the macro `make_type_gen` which comes from the expansion of the macro `define_many` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: replace the return type so that it matches the trait [INFO] [stdout] | [INFO] [stdout] 238 - impl Fn($head$(<$arg>),*::of) -> make_type_top!($($rest)+) + 'static + Copy [INFO] [stdout] 238 + impl Fn(>::of) -> >::of [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `xs` [INFO] [stdout] --> src/experimental/categories3.rs:25:15 [INFO] [stdout] | [INFO] [stdout] 25 | const fn comb(xs: &[u8]) -> u8 { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_xs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/experimental/categories3.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | let mut y = 0; [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: unused variable: `f` [INFO] [stdout] --> src/core.rs:213:28 [INFO] [stdout] | [INFO] [stdout] 213 | fn foldr(f: impl Fn(A,B) -> B, b: B, ta: Self::of) -> B { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/core.rs:213:50 [INFO] [stdout] | [INFO] [stdout] 213 | fn foldr(f: impl Fn(A,B) -> B, b: B, ta: Self::of) -> B { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ta` [INFO] [stdout] --> src/core.rs:213:56 [INFO] [stdout] | [INFO] [stdout] 213 | fn foldr(f: impl Fn(A,B) -> B, b: B, ta: Self::of) -> B { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_ta` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/type_macros.rs:275:13 [INFO] [stdout] | [INFO] [stdout] 275 | let x: eval_type!(Option i8 + i8) = Either::Left(Some(0i8)); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `with` is never constructed [INFO] [stdout] --> src/lib.rs:148:8 [INFO] [stdout] | [INFO] [stdout] 148 | struct with [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `retry` is never used [INFO] [stdout] --> src/lib.rs:153:4 [INFO] [stdout] | [INFO] [stdout] 153 | fn retry [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mytest` is never used [INFO] [stdout] --> src/lib.rs:175:4 [INFO] [stdout] | [INFO] [stdout] 175 | fn mytest() -> M::of [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `IsCategory` is never used [INFO] [stdout] --> src/experimental/categories.rs:2:7 [INFO] [stdout] | [INFO] [stdout] 2 | trait IsCategory [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SymSet` is never constructed [INFO] [stdout] --> src/experimental/categories.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | struct SymSet {} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `BiFiber` is never used [INFO] [stdout] --> src/experimental/categories.rs:15:7 [INFO] [stdout] | [INFO] [stdout] 15 | trait BiFiber [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Arrow` is never used [INFO] [stdout] --> src/experimental/categories.rs:30:7 [INFO] [stdout] | [INFO] [stdout] 30 | trait Arrow [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `comb` is never used [INFO] [stdout] --> src/experimental/categories3.rs:25:10 [INFO] [stdout] | [INFO] [stdout] 25 | const fn comb(xs: &[u8]) -> u8 { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Monoid` is never used [INFO] [stdout] --> src/experimental/monoidal_traits.rs:8:7 [INFO] [stdout] | [INFO] [stdout] 8 | trait Monoid [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Convert` is never used [INFO] [stdout] --> src/experimental/monoidal_traits.rs:14:7 [INFO] [stdout] | [INFO] [stdout] 14 | trait Convert [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Trait` is never used [INFO] [stdout] --> src/experimental/monoidal_traits.rs:19:7 [INFO] [stdout] | [INFO] [stdout] 19 | trait Trait [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SymMonoid` is never constructed [INFO] [stdout] --> src/experimental/monoidal_traits.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | struct SymMonoid; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Trait` is never used [INFO] [stdout] --> src/experimental/monoidal_traits2.rs:2:7 [INFO] [stdout] | [INFO] [stdout] 2 | trait Trait [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/experimental/monoidal_traits2.rs:23:10 [INFO] [stdout] | [INFO] [stdout] 23 | const fn run(a: u8, b: u8) -> u8 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SymMonoid` is never constructed [INFO] [stdout] --> src/experimental/laws.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 30 | struct SymMonoid {} [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FinMon` is never constructed [INFO] [stdout] --> src/experimental/laws.rs:42:8 [INFO] [stdout] | [INFO] [stdout] 42 | struct FinMon {} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Fibered` is never used [INFO] [stdout] --> src/examples/state_machine.rs:5:7 [INFO] [stdout] | [INFO] [stdout] 5 | trait Fibered [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `StateMachined` is never used [INFO] [stdout] --> src/examples/state_machine.rs:11:7 [INFO] [stdout] | [INFO] [stdout] 11 | trait StateMachined [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `my_fun` is never used [INFO] [stdout] --> src/core.rs:229:12 [INFO] [stdout] | [INFO] [stdout] 229 | pub fn my_fun [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Either` is never used [INFO] [stdout] --> src/type_macros.rs:31:6 [INFO] [stdout] | [INFO] [stdout] 31 | enum Either { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `testf` is never used [INFO] [stdout] --> src/type_macros.rs:272:8 [INFO] [stdout] | [INFO] [stdout] 272 | fn testf() [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait method `throwError` should have a snake case name [INFO] [stdout] --> src/lib.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 27 | fn throwError(e : E) -> Self::of; [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `throw_error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait method `catchError` should have a snake case name [INFO] [stdout] --> src/lib.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | fn catchError(action: Self::of, handler: impl FnOnce(E) -> Self::of + 'static) -> Self::of; [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `catch_error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `x` should have an upper case name [INFO] [stdout] --> src/experimental/categories4.rs:9:11 [INFO] [stdout] | [INFO] [stdout] 9 | const x: &dyn Fn(u8) -> u8 = &comp(&|a| a + 1, &|b| b * 2); [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 (notice the capitalization) [INFO] [stdout] | [INFO] [stdout] 9 - const x: &dyn Fn(u8) -> u8 = &comp(&|a| a + 1, &|b| b * 2); [INFO] [stdout] 9 + const X: &dyn Fn(u8) -> u8 = &comp(&|a| a + 1, &|b| b * 2); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: const parameter `size` should have an upper case name [INFO] [stdout] --> src/experimental/laws.rs:42:21 [INFO] [stdout] | [INFO] [stdout] 42 | struct FinMon {} [INFO] [stdout] | ^^^^ help: convert the identifier to upper case: `SIZE` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: const parameter `size` should have an upper case name [INFO] [stdout] --> src/experimental/laws.rs:44:12 [INFO] [stdout] | [INFO] [stdout] 44 | impl Monoid for FinMon [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] help: convert the identifier to upper case [INFO] [stdout] | [INFO] [stdout] 44 - impl Monoid for FinMon [INFO] [stdout] 44 + impl Monoid for FinMon [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mapM` should have a snake case name [INFO] [stdout] --> src/core.rs:289:11 [INFO] [stdout] | [INFO] [stdout] 289 | [ mapM for 'a (A B : 'a + Copy) (M : Monad<'a>) (As : Iterator). (f : A -> M[B]) (xs: As) : M[Vec B] [INFO] [stdout] | ^^^^ help: convert the identifier to snake case: `map_m` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.49s [INFO] running `Command { std: "docker" "inspect" "853692646b821212a92b70371d62076b212d5f2e444e503592b7facc7d7ead13", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "853692646b821212a92b70371d62076b212d5f2e444e503592b7facc7d7ead13", kill_on_drop: false }` [INFO] [stdout] 853692646b821212a92b70371d62076b212d5f2e444e503592b7facc7d7ead13 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f6bfc516402f2d59dbb621d53b97c69cfd9621bf2dc0da37c375d9240c5a1bea [INFO] running `Command { std: "docker" "start" "-a" "f6bfc516402f2d59dbb621d53b97c69cfd9621bf2dc0da37c375d9240c5a1bea", kill_on_drop: false }` [INFO] [stderr] Compiling categories v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the usage of Script Group `Greek` in this crate consists solely of mixed script confusables [INFO] [stdout] --> src/examples/state_machine.rs:45:7 [INFO] [stdout] | [INFO] [stdout] 45 | | δ (state: &mut S) (input : I) : O [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: the usage includes 'δ' (U+03B4) [INFO] [stdout] = note: please recheck to make sure their usages are indeed what you want [INFO] [stdout] = note: `#[warn(mixed_script_confusables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ops::Deref` [INFO] [stdout] --> src/lib.rs:9:35 [INFO] [stdout] | [INFO] [stdout] 9 | use std::{future::{self, Future}, ops::Deref, pin::Pin, time::Duration}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `define` [INFO] [stdout] --> src/experimental/laws.rs:1:27 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::{declare_many, define}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `kani` [INFO] [stdout] --> src/experimental/laws2.rs:10:7 [INFO] [stdout] | [INFO] [stdout] 10 | #[cfg(kani)] [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::define_many` [INFO] [stdout] --> src/examples/state_machine.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::define_many; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::type_macros::*` [INFO] [stdout] --> src/macros.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::type_macros::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/lib.rs:83:39 [INFO] [stdout] | [INFO] [stdout] 83 | fn funmap(f: Self::of B + 'static + 'static + Copy>) -> impl Fn(Self::of) -> Self::of { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/lib.rs:84:10 [INFO] [stdout] | [INFO] [stdout] 84 | |a| todo!() [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: impl trait in impl method signature does not match trait method signature [INFO] [stdout] --> src/macros.rs:238:109 [INFO] [stdout] | [INFO] [stdout] 238 | impl Fn($head$(<$arg>),*::of) -> make_type_top!($($rest)+) + 'static + Copy [INFO] [stdout] | ^^^^ this bound is stronger than that defined on the trait [INFO] [stdout] | [INFO] [stdout] ::: src/core.rs:33:84 [INFO] [stdout] | [INFO] [stdout] 33 | fn funmap(f: Self::of B + 'a + 'static + Copy>) -> impl Fn(Self::of) -> Self::of; [INFO] [stdout] | ----------------------------------- return type from trait method defined here [INFO] [stdout] ... [INFO] [stdout] 125 | / define_many! [INFO] [stdout] 126 | | { [INFO] [stdout] 127 | | [ pure for (A : 'a). (a : A) : Self[A] [INFO] [stdout] 128 | | = Some(a) [INFO] [stdout] ... | [INFO] [stdout] 135 | | } [INFO] [stdout] | |_____- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: add `#[allow(refining_impl_trait)]` if it is intended for this to be part of the public API of this crate [INFO] [stdout] = note: we are soliciting feedback, see issue #121718 for more information [INFO] [stdout] = note: `#[warn(refining_impl_trait_reachable)]` (part of `#[warn(refining_impl_trait)]`) on by default [INFO] [stdout] = note: this warning originates in the macro `make_type_gen` which comes from the expansion of the macro `define_many` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: replace the return type so that it matches the trait [INFO] [stdout] | [INFO] [stdout] 238 - impl Fn($head$(<$arg>),*::of) -> make_type_top!($($rest)+) + 'static + Copy [INFO] [stdout] 238 + impl Fn(>::of) -> >::of [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `xs` [INFO] [stdout] --> src/experimental/categories3.rs:25:15 [INFO] [stdout] | [INFO] [stdout] 25 | const fn comb(xs: &[u8]) -> u8 { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_xs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/experimental/categories3.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | let mut y = 0; [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: unused variable: `f` [INFO] [stdout] --> src/core.rs:213:28 [INFO] [stdout] | [INFO] [stdout] 213 | fn foldr(f: impl Fn(A,B) -> B, b: B, ta: Self::of) -> B { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/core.rs:213:50 [INFO] [stdout] | [INFO] [stdout] 213 | fn foldr(f: impl Fn(A,B) -> B, b: B, ta: Self::of) -> B { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ta` [INFO] [stdout] --> src/core.rs:213:56 [INFO] [stdout] | [INFO] [stdout] 213 | fn foldr(f: impl Fn(A,B) -> B, b: B, ta: Self::of) -> B { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_ta` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/type_macros.rs:275:13 [INFO] [stdout] | [INFO] [stdout] 275 | let x: eval_type!(Option i8 + i8) = Either::Left(Some(0i8)); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `with` is never constructed [INFO] [stdout] --> src/lib.rs:148:8 [INFO] [stdout] | [INFO] [stdout] 148 | struct with [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `retry` is never used [INFO] [stdout] --> src/lib.rs:153:4 [INFO] [stdout] | [INFO] [stdout] 153 | fn retry [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mytest` is never used [INFO] [stdout] --> src/lib.rs:175:4 [INFO] [stdout] | [INFO] [stdout] 175 | fn mytest() -> M::of [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `IsCategory` is never used [INFO] [stdout] --> src/experimental/categories.rs:2:7 [INFO] [stdout] | [INFO] [stdout] 2 | trait IsCategory [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SymSet` is never constructed [INFO] [stdout] --> src/experimental/categories.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | struct SymSet {} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `BiFiber` is never used [INFO] [stdout] --> src/experimental/categories.rs:15:7 [INFO] [stdout] | [INFO] [stdout] 15 | trait BiFiber [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Arrow` is never used [INFO] [stdout] --> src/experimental/categories.rs:30:7 [INFO] [stdout] | [INFO] [stdout] 30 | trait Arrow [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `comb` is never used [INFO] [stdout] --> src/experimental/categories3.rs:25:10 [INFO] [stdout] | [INFO] [stdout] 25 | const fn comb(xs: &[u8]) -> u8 { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Monoid` is never used [INFO] [stdout] --> src/experimental/monoidal_traits.rs:8:7 [INFO] [stdout] | [INFO] [stdout] 8 | trait Monoid [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Convert` is never used [INFO] [stdout] --> src/experimental/monoidal_traits.rs:14:7 [INFO] [stdout] | [INFO] [stdout] 14 | trait Convert [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Trait` is never used [INFO] [stdout] --> src/experimental/monoidal_traits.rs:19:7 [INFO] [stdout] | [INFO] [stdout] 19 | trait Trait [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SymMonoid` is never constructed [INFO] [stdout] --> src/experimental/monoidal_traits.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | struct SymMonoid; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Trait` is never used [INFO] [stdout] --> src/experimental/monoidal_traits2.rs:2:7 [INFO] [stdout] | [INFO] [stdout] 2 | trait Trait [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/experimental/monoidal_traits2.rs:23:10 [INFO] [stdout] | [INFO] [stdout] 23 | const fn run(a: u8, b: u8) -> u8 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SymMonoid` is never constructed [INFO] [stdout] --> src/experimental/laws.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 30 | struct SymMonoid {} [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `FinMon` is never constructed [INFO] [stdout] --> src/experimental/laws.rs:42:8 [INFO] [stdout] | [INFO] [stdout] 42 | struct FinMon {} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Fibered` is never used [INFO] [stdout] --> src/examples/state_machine.rs:5:7 [INFO] [stdout] | [INFO] [stdout] 5 | trait Fibered [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `StateMachined` is never used [INFO] [stdout] --> src/examples/state_machine.rs:11:7 [INFO] [stdout] | [INFO] [stdout] 11 | trait StateMachined [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `my_fun` is never used [INFO] [stdout] --> src/core.rs:229:12 [INFO] [stdout] | [INFO] [stdout] 229 | pub fn my_fun [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Either` is never used [INFO] [stdout] --> src/type_macros.rs:31:6 [INFO] [stdout] | [INFO] [stdout] 31 | enum Either { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `testf` is never used [INFO] [stdout] --> src/type_macros.rs:272:8 [INFO] [stdout] | [INFO] [stdout] 272 | fn testf() [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait method `throwError` should have a snake case name [INFO] [stdout] --> src/lib.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 27 | fn throwError(e : E) -> Self::of; [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `throw_error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait method `catchError` should have a snake case name [INFO] [stdout] --> src/lib.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | fn catchError(action: Self::of, handler: impl FnOnce(E) -> Self::of + 'static) -> Self::of; [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `catch_error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `x` should have an upper case name [INFO] [stdout] --> src/experimental/categories4.rs:9:11 [INFO] [stdout] | [INFO] [stdout] 9 | const x: &dyn Fn(u8) -> u8 = &comp(&|a| a + 1, &|b| b * 2); [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 (notice the capitalization) [INFO] [stdout] | [INFO] [stdout] 9 - const x: &dyn Fn(u8) -> u8 = &comp(&|a| a + 1, &|b| b * 2); [INFO] [stdout] 9 + const X: &dyn Fn(u8) -> u8 = &comp(&|a| a + 1, &|b| b * 2); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: const parameter `size` should have an upper case name [INFO] [stdout] --> src/experimental/laws.rs:42:21 [INFO] [stdout] | [INFO] [stdout] 42 | struct FinMon {} [INFO] [stdout] | ^^^^ help: convert the identifier to upper case: `SIZE` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: const parameter `size` should have an upper case name [INFO] [stdout] --> src/experimental/laws.rs:44:12 [INFO] [stdout] | [INFO] [stdout] 44 | impl Monoid for FinMon [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] help: convert the identifier to upper case [INFO] [stdout] | [INFO] [stdout] 44 - impl Monoid for FinMon [INFO] [stdout] 44 + impl Monoid for FinMon [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mapM` should have a snake case name [INFO] [stdout] --> src/core.rs:289:11 [INFO] [stdout] | [INFO] [stdout] 289 | [ mapM for 'a (A B : 'a + Copy) (M : Monad<'a>) (As : Iterator). (f : A -> M[B]) (xs: As) : M[Vec B] [INFO] [stdout] | ^^^^ help: convert the identifier to snake case: `map_m` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the usage of Script Group `Greek` in this crate consists solely of mixed script confusables [INFO] [stdout] --> src/examples/state_machine.rs:45:7 [INFO] [stdout] | [INFO] [stdout] 45 | | δ (state: &mut S) (input : I) : O [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: the usage includes 'δ' (U+03B4) [INFO] [stdout] = note: please recheck to make sure their usages are indeed what you want [INFO] [stdout] = note: `#[warn(mixed_script_confusables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ops::Deref` [INFO] [stdout] --> src/lib.rs:9:35 [INFO] [stdout] | [INFO] [stdout] 9 | use std::{future::{self, Future}, ops::Deref, pin::Pin, time::Duration}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `define` [INFO] [stdout] --> src/experimental/laws.rs:1:27 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::{declare_many, define}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `kani` [INFO] [stdout] --> src/experimental/laws2.rs:10:7 [INFO] [stdout] | [INFO] [stdout] 10 | #[cfg(kani)] [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::define_many` [INFO] [stdout] --> src/examples/state_machine.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::define_many; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::type_macros::*` [INFO] [stdout] --> src/macros.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::type_macros::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/lib.rs:83:39 [INFO] [stdout] | [INFO] [stdout] 83 | fn funmap(f: Self::of B + 'static + 'static + Copy>) -> impl Fn(Self::of) -> Self::of { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/lib.rs:84:10 [INFO] [stdout] | [INFO] [stdout] 84 | |a| todo!() [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: impl trait in impl method signature does not match trait method signature [INFO] [stdout] --> src/macros.rs:238:109 [INFO] [stdout] | [INFO] [stdout] 238 | impl Fn($head$(<$arg>),*::of) -> make_type_top!($($rest)+) + 'static + Copy [INFO] [stdout] | ^^^^ this bound is stronger than that defined on the trait [INFO] [stdout] | [INFO] [stdout] ::: src/core.rs:33:84 [INFO] [stdout] | [INFO] [stdout] 33 | fn funmap(f: Self::of B + 'a + 'static + Copy>) -> impl Fn(Self::of) -> Self::of; [INFO] [stdout] | ----------------------------------- return type from trait method defined here [INFO] [stdout] ... [INFO] [stdout] 125 | / define_many! [INFO] [stdout] 126 | | { [INFO] [stdout] 127 | | [ pure for (A : 'a). (a : A) : Self[A] [INFO] [stdout] 128 | | = Some(a) [INFO] [stdout] ... | [INFO] [stdout] 135 | | } [INFO] [stdout] | |_____- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: add `#[allow(refining_impl_trait)]` if it is intended for this to be part of the public API of this crate [INFO] [stdout] = note: we are soliciting feedback, see issue #121718 for more information [INFO] [stdout] = note: `#[warn(refining_impl_trait_reachable)]` (part of `#[warn(refining_impl_trait)]`) on by default [INFO] [stdout] = note: this warning originates in the macro `make_type_gen` which comes from the expansion of the macro `define_many` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: replace the return type so that it matches the trait [INFO] [stdout] | [INFO] [stdout] 238 - impl Fn($head$(<$arg>),*::of) -> make_type_top!($($rest)+) + 'static + Copy [INFO] [stdout] 238 + impl Fn(>::of) -> >::of [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `xs` [INFO] [stdout] --> src/experimental/categories3.rs:25:15 [INFO] [stdout] | [INFO] [stdout] 25 | const fn comb(xs: &[u8]) -> u8 { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_xs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/experimental/categories3.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | let mut y = 0; [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: unused variable: `f` [INFO] [stdout] --> src/core.rs:213:28 [INFO] [stdout] | [INFO] [stdout] 213 | fn foldr(f: impl Fn(A,B) -> B, b: B, ta: Self::of) -> B { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/core.rs:213:50 [INFO] [stdout] | [INFO] [stdout] 213 | fn foldr(f: impl Fn(A,B) -> B, b: B, ta: Self::of) -> B { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ta` [INFO] [stdout] --> src/core.rs:213:56 [INFO] [stdout] | [INFO] [stdout] 213 | fn foldr(f: impl Fn(A,B) -> B, b: B, ta: Self::of) -> B { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_ta` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/type_macros.rs:275:13 [INFO] [stdout] | [INFO] [stdout] 275 | let x: eval_type!(Option i8 + i8) = Either::Left(Some(0i8)); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `with` is never constructed [INFO] [stdout] --> src/lib.rs:148:8 [INFO] [stdout] | [INFO] [stdout] 148 | struct with [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `retry` is never used [INFO] [stdout] --> src/lib.rs:153:4 [INFO] [stdout] | [INFO] [stdout] 153 | fn retry [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mytest` is never used [INFO] [stdout] --> src/lib.rs:175:4 [INFO] [stdout] | [INFO] [stdout] 175 | fn mytest() -> M::of [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `IsCategory` is never used [INFO] [stdout] --> src/experimental/categories.rs:2:7 [INFO] [stdout] | [INFO] [stdout] 2 | trait IsCategory [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SymSet` is never constructed [INFO] [stdout] --> src/experimental/categories.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | struct SymSet {} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `BiFiber` is never used [INFO] [stdout] --> src/experimental/categories.rs:15:7 [INFO] [stdout] | [INFO] [stdout] 15 | trait BiFiber [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Arrow` is never used [INFO] [stdout] --> src/experimental/categories.rs:30:7 [INFO] [stdout] | [INFO] [stdout] 30 | trait Arrow [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `comb` is never used [INFO] [stdout] --> src/experimental/categories3.rs:25:10 [INFO] [stdout] | [INFO] [stdout] 25 | const fn comb(xs: &[u8]) -> u8 { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Monoid` is never used [INFO] [stdout] --> src/experimental/monoidal_traits.rs:8:7 [INFO] [stdout] | [INFO] [stdout] 8 | trait Monoid [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Convert` is never used [INFO] [stdout] --> src/experimental/monoidal_traits.rs:14:7 [INFO] [stdout] | [INFO] [stdout] 14 | trait Convert [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Trait` is never used [INFO] [stdout] --> src/experimental/monoidal_traits.rs:19:7 [INFO] [stdout] | [INFO] [stdout] 19 | trait Trait [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SymMonoid` is never constructed [INFO] [stdout] --> src/experimental/monoidal_traits.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | struct SymMonoid; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Trait` is never used [INFO] [stdout] --> src/experimental/monoidal_traits2.rs:2:7 [INFO] [stdout] | [INFO] [stdout] 2 | trait Trait [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `run` is never used [INFO] [stdout] --> src/experimental/monoidal_traits2.rs:23:10 [INFO] [stdout] | [INFO] [stdout] 23 | const fn run(a: u8, b: u8) -> u8 { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SymMonoid` is never constructed [INFO] [stdout] --> src/experimental/laws.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 30 | struct SymMonoid {} [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Fibered` is never used [INFO] [stdout] --> src/examples/state_machine.rs:5:7 [INFO] [stdout] | [INFO] [stdout] 5 | trait Fibered [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `StateMachined` is never used [INFO] [stdout] --> src/examples/state_machine.rs:11:7 [INFO] [stdout] | [INFO] [stdout] 11 | trait StateMachined [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `my_fun` is never used [INFO] [stdout] --> src/core.rs:229:12 [INFO] [stdout] | [INFO] [stdout] 229 | pub fn my_fun [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Either` is never used [INFO] [stdout] --> src/type_macros.rs:31:6 [INFO] [stdout] | [INFO] [stdout] 31 | enum Either { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `testf` is never used [INFO] [stdout] --> src/type_macros.rs:272:8 [INFO] [stdout] | [INFO] [stdout] 272 | fn testf() [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait method `throwError` should have a snake case name [INFO] [stdout] --> src/lib.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 27 | fn throwError(e : E) -> Self::of; [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `throw_error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait method `catchError` should have a snake case name [INFO] [stdout] --> src/lib.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | fn catchError(action: Self::of, handler: impl FnOnce(E) -> Self::of + 'static) -> Self::of; [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `catch_error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `x` should have an upper case name [INFO] [stdout] --> src/experimental/categories4.rs:9:11 [INFO] [stdout] | [INFO] [stdout] 9 | const x: &dyn Fn(u8) -> u8 = &comp(&|a| a + 1, &|b| b * 2); [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 (notice the capitalization) [INFO] [stdout] | [INFO] [stdout] 9 - const x: &dyn Fn(u8) -> u8 = &comp(&|a| a + 1, &|b| b * 2); [INFO] [stdout] 9 + const X: &dyn Fn(u8) -> u8 = &comp(&|a| a + 1, &|b| b * 2); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: const parameter `size` should have an upper case name [INFO] [stdout] --> src/experimental/laws.rs:42:21 [INFO] [stdout] | [INFO] [stdout] 42 | struct FinMon {} [INFO] [stdout] | ^^^^ help: convert the identifier to upper case: `SIZE` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: const parameter `size` should have an upper case name [INFO] [stdout] --> src/experimental/laws.rs:44:12 [INFO] [stdout] | [INFO] [stdout] 44 | impl Monoid for FinMon [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] help: convert the identifier to upper case [INFO] [stdout] | [INFO] [stdout] 44 - impl Monoid for FinMon [INFO] [stdout] 44 + impl Monoid for FinMon [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mapM` should have a snake case name [INFO] [stdout] --> src/core.rs:289:11 [INFO] [stdout] | [INFO] [stdout] 289 | [ mapM for 'a (A B : 'a + Copy) (M : Monad<'a>) (As : Iterator). (f : A -> M[B]) (xs: As) : M[Vec B] [INFO] [stdout] | ^^^^ help: convert the identifier to snake case: `map_m` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.59s [INFO] running `Command { std: "docker" "inspect" "f6bfc516402f2d59dbb621d53b97c69cfd9621bf2dc0da37c375d9240c5a1bea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f6bfc516402f2d59dbb621d53b97c69cfd9621bf2dc0da37c375d9240c5a1bea", kill_on_drop: false }` [INFO] [stdout] f6bfc516402f2d59dbb621d53b97c69cfd9621bf2dc0da37c375d9240c5a1bea [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b29324892a3f0f4ceb34ea1806a79a016c59ef557ffcfdd66ee8d114e26c9d77 [INFO] running `Command { std: "docker" "start" "-a" "b29324892a3f0f4ceb34ea1806a79a016c59ef557ffcfdd66ee8d114e26c9d77", kill_on_drop: false }` [INFO] [stderr] warning: the usage of Script Group `Greek` in this crate consists solely of mixed script confusables [INFO] [stderr] --> src/examples/state_machine.rs:45:7 [INFO] [stderr] | [INFO] [stderr] 45 | | δ (state: &mut S) (input : I) : O [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: the usage includes 'δ' (U+03B4) [INFO] [stderr] = note: please recheck to make sure their usages are indeed what you want [INFO] [stderr] = note: `#[warn(mixed_script_confusables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `ops::Deref` [INFO] [stderr] --> src/lib.rs:9:35 [INFO] [stderr] | [INFO] [stderr] 9 | use std::{future::{self, Future}, ops::Deref, pin::Pin, time::Duration}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `define` [INFO] [stderr] --> src/experimental/laws.rs:1:27 [INFO] [stderr] | [INFO] [stderr] 1 | use crate::{declare_many, define}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition name: `kani` [INFO] [stderr] --> src/experimental/laws2.rs:10:7 [INFO] [stderr] | [INFO] [stderr] 10 | #[cfg(kani)] [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stderr] = help: consider using a Cargo feature instead [INFO] [stderr] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stderr] [lints.rust] [INFO] [stderr] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::define_many` [INFO] [stderr] --> src/examples/state_machine.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use crate::define_many; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::type_macros::*` [INFO] [stderr] --> src/macros.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use crate::type_macros::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `f` [INFO] [stderr] --> src/lib.rs:83:39 [INFO] [stderr] | [INFO] [stderr] 83 | fn funmap(f: Self::of B + 'static + 'static + Copy>) -> impl Fn(Self::of) -> Self::of { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `a` [INFO] [stderr] --> src/lib.rs:84:10 [INFO] [stderr] | [INFO] [stderr] 84 | |a| todo!() [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stderr] [INFO] [stderr] warning: impl trait in impl method signature does not match trait method signature [INFO] [stderr] --> src/macros.rs:238:109 [INFO] [stderr] | [INFO] [stderr] 238 | impl Fn($head$(<$arg>),*::of) -> make_type_top!($($rest)+) + 'static + Copy [INFO] [stderr] | ^^^^ this bound is stronger than that defined on the trait [INFO] [stderr] | [INFO] [stderr] ::: src/core.rs:33:84 [INFO] [stderr] | [INFO] [stderr] 33 | fn funmap(f: Self::of B + 'a + 'static + Copy>) -> impl Fn(Self::of) -> Self::of; [INFO] [stderr] | ----------------------------------- return type from trait method defined here [INFO] [stderr] ... [INFO] [stderr] 125 | / define_many! [INFO] [stderr] 126 | | { [INFO] [stderr] 127 | | [ pure for (A : 'a). (a : A) : Self[A] [INFO] [stderr] 128 | | = Some(a) [INFO] [stderr] ... | [INFO] [stderr] 135 | | } [INFO] [stderr] | |_____- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: add `#[allow(refining_impl_trait)]` if it is intended for this to be part of the public API of this crate [INFO] [stderr] = note: we are soliciting feedback, see issue #121718 for more information [INFO] [stderr] = note: `#[warn(refining_impl_trait_reachable)]` (part of `#[warn(refining_impl_trait)]`) on by default [INFO] [stderr] = note: this warning originates in the macro `make_type_gen` which comes from the expansion of the macro `define_many` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] help: replace the return type so that it matches the trait [INFO] [stderr] | [INFO] [stderr] 238 - impl Fn($head$(<$arg>),*::of) -> make_type_top!($($rest)+) + 'static + Copy [INFO] [stderr] 238 + impl Fn(>::of) -> >::of [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused variable: `xs` [INFO] [stderr] --> src/experimental/categories3.rs:25:15 [INFO] [stderr] | [INFO] [stderr] 25 | const fn comb(xs: &[u8]) -> u8 { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_xs` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/experimental/categories3.rs:26:9 [INFO] [stderr] | [INFO] [stderr] 26 | let mut y = 0; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `f` [INFO] [stderr] --> src/core.rs:213:28 [INFO] [stderr] | [INFO] [stderr] 213 | fn foldr(f: impl Fn(A,B) -> B, b: B, ta: Self::of) -> B { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `b` [INFO] [stderr] --> src/core.rs:213:50 [INFO] [stderr] | [INFO] [stderr] 213 | fn foldr(f: impl Fn(A,B) -> B, b: B, ta: Self::of) -> B { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ta` [INFO] [stderr] --> src/core.rs:213:56 [INFO] [stderr] | [INFO] [stderr] 213 | fn foldr(f: impl Fn(A,B) -> B, b: B, ta: Self::of) -> B { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_ta` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/type_macros.rs:275:13 [INFO] [stderr] | [INFO] [stderr] 275 | let x: eval_type!(Option i8 + i8) = Either::Left(Some(0i8)); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: struct `with` is never constructed [INFO] [stderr] --> src/lib.rs:148:8 [INFO] [stderr] | [INFO] [stderr] 148 | struct with [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: function `retry` is never used [INFO] [stderr] --> src/lib.rs:153:4 [INFO] [stderr] | [INFO] [stderr] 153 | fn retry [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `mytest` is never used [INFO] [stderr] --> src/lib.rs:175:4 [INFO] [stderr] | [INFO] [stderr] 175 | fn mytest() -> M::of [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait `IsCategory` is never used [INFO] [stderr] --> src/experimental/categories.rs:2:7 [INFO] [stderr] | [INFO] [stderr] 2 | trait IsCategory [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `SymSet` is never constructed [INFO] [stderr] --> src/experimental/categories.rs:13:8 [INFO] [stderr] | [INFO] [stderr] 13 | struct SymSet {} [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait `BiFiber` is never used [INFO] [stderr] --> src/experimental/categories.rs:15:7 [INFO] [stderr] | [INFO] [stderr] 15 | trait BiFiber [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait `Arrow` is never used [INFO] [stderr] --> src/experimental/categories.rs:30:7 [INFO] [stderr] | [INFO] [stderr] 30 | trait Arrow [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `comb` is never used [INFO] [stderr] --> src/experimental/categories3.rs:25:10 [INFO] [stderr] | [INFO] [stderr] 25 | const fn comb(xs: &[u8]) -> u8 { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait `Monoid` is never used [INFO] [stderr] --> src/experimental/monoidal_traits.rs:8:7 [INFO] [stderr] | [INFO] [stderr] 8 | trait Monoid [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait `Convert` is never used [INFO] [stderr] --> src/experimental/monoidal_traits.rs:14:7 [INFO] [stderr] | [INFO] [stderr] 14 | trait Convert [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait `Trait` is never used [INFO] [stderr] --> src/experimental/monoidal_traits.rs:19:7 [INFO] [stderr] | [INFO] [stderr] 19 | trait Trait [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `SymMonoid` is never constructed [INFO] [stderr] --> src/experimental/monoidal_traits.rs:28:8 [INFO] [stderr] | [INFO] [stderr] 28 | struct SymMonoid; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait `Trait` is never used [INFO] [stderr] --> src/experimental/monoidal_traits2.rs:2:7 [INFO] [stderr] | [INFO] [stderr] 2 | trait Trait [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `run` is never used [INFO] [stderr] --> src/experimental/monoidal_traits2.rs:23:10 [INFO] [stderr] | [INFO] [stderr] 23 | const fn run(a: u8, b: u8) -> u8 { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `SymMonoid` is never constructed [INFO] [stderr] --> src/experimental/laws.rs:30:8 [INFO] [stderr] | [INFO] [stderr] 30 | struct SymMonoid {} [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `FinMon` is never constructed [INFO] [stderr] --> src/experimental/laws.rs:42:8 [INFO] [stderr] | [INFO] [stderr] 42 | struct FinMon {} [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait `Fibered` is never used [INFO] [stderr] --> src/examples/state_machine.rs:5:7 [INFO] [stderr] | [INFO] [stderr] 5 | trait Fibered [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait `StateMachined` is never used [INFO] [stderr] --> src/examples/state_machine.rs:11:7 [INFO] [stderr] | [INFO] [stderr] 11 | trait StateMachined [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `my_fun` is never used [INFO] [stderr] --> src/core.rs:229:12 [INFO] [stderr] | [INFO] [stderr] 229 | pub fn my_fun [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: enum `Either` is never used [INFO] [stderr] --> src/type_macros.rs:31:6 [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] 31 | enum Either { [INFO] [stdout] running 2 tests [INFO] [stderr] | ^^^^^^ [INFO] [stdout] test core::test::mytest ... ok [INFO] [stderr] [INFO] [stderr] warning: function `testf` is never used [INFO] [stderr] --> src/type_macros.rs:272:8 [INFO] [stderr] | [INFO] [stderr] 272 | fn testf() [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait method `throwError` should have a snake case name [INFO] [stderr] --> src/lib.rs:27:8 [INFO] [stderr] | [INFO] [stderr] 27 | fn throwError(e : E) -> Self::of; [INFO] [stderr] | ^^^^^^^^^^ help: convert the identifier to snake case: `throw_error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: trait method `catchError` should have a snake case name [INFO] [stderr] --> src/lib.rs:28:8 [INFO] [stderr] | [INFO] [stderr] 28 | fn catchError(action: Self::of, handler: impl FnOnce(E) -> Self::of + 'static) -> Self::of; [INFO] [stderr] | ^^^^^^^^^^ help: convert the identifier to snake case: `catch_error` [INFO] [stderr] [INFO] [stderr] warning: constant `x` should have an upper case name [INFO] [stderr] --> src/experimental/categories4.rs:9:11 [INFO] [stderr] | [INFO] [stderr] 9 | const x: &dyn Fn(u8) -> u8 = &comp(&|a| a + 1, &|b| b * 2); [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stderr] help: convert the identifier to upper case (notice the capitalization) [INFO] [stderr] | [INFO] [stderr] 9 - const x: &dyn Fn(u8) -> u8 = &comp(&|a| a + 1, &|b| b * 2); [INFO] [stderr] 9 + const X: &dyn Fn(u8) -> u8 = &comp(&|a| a + 1, &|b| b * 2); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: const parameter `size` should have an upper case name [INFO] [stderr] --> src/experimental/laws.rs:42:21 [INFO] [stderr] | [INFO] [stderr] 42 | struct FinMon {} [INFO] [stderr] | ^^^^ help: convert the identifier to upper case: `SIZE` [INFO] [stderr] [INFO] [stderr] warning: const parameter `size` should have an upper case name [INFO] [stderr] --> src/experimental/laws.rs:44:12 [INFO] [stderr] | [INFO] [stderr] 44 | impl Monoid for FinMon [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] help: convert the identifier to upper case [INFO] [stderr] | [INFO] [stderr] 44 - impl Monoid for FinMon [INFO] [stderr] 44 + impl Monoid for FinMon [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: function `mapM` should have a snake case name [INFO] [stderr] --> src/core.rs:289:11 [INFO] [stderr] | [INFO] [stderr] 289 | [ mapM for 'a (A B : 'a + Copy) (M : Monad<'a>) (As : Iterator). (f : A -> M[B]) (xs: As) : M[Vec B] [INFO] [stderr] | ^^^^ help: convert the identifier to snake case: `map_m` [INFO] [stderr] [INFO] [stderr] warning: `categories` (lib) generated 42 warnings (run `cargo fix --lib -p categories` to apply 8 suggestions) [INFO] [stderr] warning: `categories` (lib test) generated 41 warnings (41 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/categories-0d2c1724955738bb) [INFO] [stdout] test experimental::laws::kani1 ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- experimental::laws::kani1 stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'experimental::laws::kani1' (18) panicked at src/experimental/laws.rs:91:5: [INFO] [stdout] assertion failed: FinMon::<11>::assoc(3, 7, 31) [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5e59ce9ebfe2 - std::backtrace_rs::backtrace::libunwind::trace::h4b3f5960ed1c0917 [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x5e59ce9ebfe2 - std::backtrace_rs::backtrace::trace_unsynchronized::h2f16383c47f8bd04 [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x5e59ce9ebfe2 - std::sys::backtrace::_print_fmt::h698d661724c270ea [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x5e59ce9ebfe2 - ::fmt::h1c8375013274064c [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x5e59ce9fc1bf - core::fmt::rt::Argument::fmt::h9232377a772d3f8c [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x5e59ce9fc1bf - core::fmt::write::h6dc9e168423d9633 [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x5e59ce9b99a3 - std::io::default_write_fmt::hec53a38f10739f86 [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x5e59ce9b99a3 - std::io::Write::write_fmt::hf5089d8bbbe5aaa6 [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x5e59ce9c5762 - std::sys::backtrace::BacktraceLock::print::hf83c3d8cbd01f904 [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x5e59ce9ca15f - std::panicking::default_hook::{{closure}}::h3d4c49adc0898362 [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x5e59ce9c9ff1 - std::panicking::default_hook::hccea28f2487e7471 [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/panicking.rs:325:9 [INFO] [stdout] 11: 0x5e59ce989ebe - as core::ops::function::Fn>::call::h06e1b96f84d5792f [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/alloc/src/boxed.rs:1999:9 [INFO] [stdout] 12: 0x5e59ce989ebe - test::test_main_with_exit_callback::{{closure}}::hf6db6d7b1242fcd4 [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x5e59ce9ca7fe - as core::ops::function::Fn>::call::hfeb094aff1e6591e [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/alloc/src/boxed.rs:1999:9 [INFO] [stdout] 14: 0x5e59ce9ca7fe - std::panicking::panic_with_hook::h694b8196629eb5e1 [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/panicking.rs:842:13 [INFO] [stdout] 15: 0x5e59ce9ca596 - std::panicking::panic_handler::{{closure}}::h0d99dd765f7e6554 [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/panicking.rs:700:13 [INFO] [stdout] 16: 0x5e59ce9c5899 - std::sys::backtrace::__rust_end_short_backtrace::h8b43cbde72f7d592 [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 17: 0x5e59ce9adc0d - __rustc[d1dec8fc82f9a585]::rust_begin_unwind [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/panicking.rs:698:5 [INFO] [stdout] 18: 0x5e59cea03a60 - core::panicking::panic_fmt::h315eeb0e4d90fcdc [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/core/src/panicking.rs:75:14 [INFO] [stdout] 19: 0x5e59cea03a3c - core::panicking::panic::h4b0b98c4b214b6ac [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/core/src/panicking.rs:145:5 [INFO] [stdout] 20: 0x5e59ce967cd2 - categories::experimental::laws::kani1::h0c53b12e776f13ce [INFO] [stdout] at /opt/rustwide/workdir/src/experimental/laws.rs:91:5 [INFO] [stdout] 21: 0x5e59ce967cf7 - categories::experimental::laws::kani1::{{closure}}::hf2b88488d1129185 [INFO] [stdout] at /opt/rustwide/workdir/src/experimental/laws.rs:89:11 [INFO] [stdout] 22: 0x5e59ce968326 - core::ops::function::FnOnce::call_once::hd7d6fe2b80ff45ab [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 23: 0x5e59ce989d2b - core::ops::function::FnOnce::call_once::h5852f0076c8c0d8d [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 24: 0x5e59ce989d2b - test::__rust_begin_short_backtrace::hc8457233131a06d0 [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/test/src/lib.rs:663:18 [INFO] [stdout] 25: 0x5e59ce99f785 - test::run_test_in_process::{{closure}}::ha3eda53784ae2639 [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/test/src/lib.rs:686:74 [INFO] [stdout] 26: 0x5e59ce99f785 - as core::ops::function::FnOnce<()>>::call_once::hbd60f847cd185bc6 [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 27: 0x5e59ce99f785 - std::panicking::catch_unwind::do_call::h11c1623aed953668 [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/panicking.rs:590:40 [INFO] [stdout] 28: 0x5e59ce99f785 - std::panicking::catch_unwind::hf8551f73b52d8ed0 [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/panicking.rs:553:19 [INFO] [stdout] 29: 0x5e59ce99f785 - std::panic::catch_unwind::h66ff870d847fc7cf [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/panic.rs:359:14 [INFO] [stdout] 30: 0x5e59ce99f785 - test::run_test_in_process::h808a5fa5cb24efde [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/test/src/lib.rs:686:27 [INFO] [stdout] 31: 0x5e59ce99f785 - test::run_test::{{closure}}::hcf5782fef76f68bf [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/test/src/lib.rs:607:43 [INFO] [stdout] 32: 0x5e59ce976154 - test::run_test::{{closure}}::h59bb1f8f7167fee7 [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/test/src/lib.rs:637:41 [INFO] [stdout] 33: 0x5e59ce976154 - std::sys::backtrace::__rust_begin_short_backtrace::h073f551083d60480 [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/sys/backtrace.rs:158:18 [INFO] [stdout] 34: 0x5e59ce979a3a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h9d6eff1e4da9d0f2 [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/thread/mod.rs:559:17 [INFO] [stdout] 35: 0x5e59ce979a3a - as core::ops::function::FnOnce<()>>::call_once::he37f75191b40d4b0 [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 36: 0x5e59ce979a3a - std::panicking::catch_unwind::do_call::h339b26991b458079 [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/panicking.rs:590:40 [INFO] [stdout] 37: 0x5e59ce979a3a - std::panicking::catch_unwind::h2e5906b8a84cca89 [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/panicking.rs:553:19 [INFO] [stdout] 38: 0x5e59ce979a3a - std::panic::catch_unwind::h3fea03a95c906d68 [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/panic.rs:359:14 [INFO] [stdout] 39: 0x5e59ce979a3a - std::thread::Builder::spawn_unchecked_::{{closure}}::hab1ac593ae8241c8 [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/thread/mod.rs:557:30 [INFO] [stdout] 40: 0x5e59ce979a3a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb46ae6da79faf2c5 [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/core/src/ops/function.rs:253:5 [INFO] [stdout] 41: 0x5e59ce9bfb1f - as core::ops::function::FnOnce>::call_once::h317217a5c86437d1 [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/alloc/src/boxed.rs:1985:9 [INFO] [stdout] 42: 0x5e59ce9bfb1f - std::sys::pal::unix::thread::Thread::new::thread_start::h9b0e1220f8cf5182 [INFO] [stdout] at /rustc/16fbf98f22730e073c09e7b03f0eafb87a295545/library/std/src/sys/pal/unix/thread.rs:118:17 [INFO] [stdout] 43: 0x7e8a326ceaa4 - [INFO] [stdout] 44: 0x7e8a3275ba34 - clone [INFO] [stdout] 45: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] experimental::laws::kani1 [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] running `Command { std: "docker" "inspect" "b29324892a3f0f4ceb34ea1806a79a016c59ef557ffcfdd66ee8d114e26c9d77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b29324892a3f0f4ceb34ea1806a79a016c59ef557ffcfdd66ee8d114e26c9d77", kill_on_drop: false }` [INFO] [stdout] b29324892a3f0f4ceb34ea1806a79a016c59ef557ffcfdd66ee8d114e26c9d77