[INFO] cloning repository https://github.com/portal-co/codegen-utils
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/portal-co/codegen-utils" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fportal-co%2Fcodegen-utils", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fportal-co%2Fcodegen-utils'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e783d476bc2f47aeb1b206b1bf0c8007ddbcd4fa
[INFO] checking portal-co/codegen-utils against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fportal-co%2Fcodegen-utils" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/portal-co/codegen-utils
[INFO] finished tweaking git repo https://github.com/portal-co/codegen-utils
[INFO] tweaked toml for git repo https://github.com/portal-co/codegen-utils written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/portal-co/codegen-utils on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/portal-co/codegen-utils 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a874959fc68360e90e2c47e2e67e20183d66aea9e297a3b9b0ab4cefccf3a68
[INFO] running `Command { std: "docker" "start" "-a" "2a874959fc68360e90e2c47e2e67e20183d66aea9e297a3b9b0ab4cefccf3a68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a874959fc68360e90e2c47e2e67e20183d66aea9e297a3b9b0ab4cefccf3a68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a874959fc68360e90e2c47e2e67e20183d66aea9e297a3b9b0ab4cefccf3a68", kill_on_drop: false }`
[INFO] [stdout] 2a874959fc68360e90e2c47e2e67e20183d66aea9e297a3b9b0ab4cefccf3a68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a50687f2402a92de273ff83c983b3bd11a9d86740b6083856ef8633131b6cf6
[INFO] running `Command { std: "docker" "start" "-a" "7a50687f2402a92de273ff83c983b3bd11a9d86740b6083856ef8633131b6cf6", kill_on_drop: false }`
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking id-arena v2.2.1
[INFO] [stderr]    Compiling anyhow v1.0.89
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking type-onion v0.2.3 (/opt/rustwide/workdir/onion)
[INFO] [stderr]     Checking arena-traits v0.2.3
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> onion/src/lib.rs:22:30
[INFO] [stdout]    |
[INFO] [stdout] 22 |                 .filter(|(i, a)| !pos2s.contains(&i))
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> onion/src/lib.rs:23:25
[INFO] [stdout]    |
[INFO] [stdout] 23 |                 .find(|(i, x)| **x == b)
[INFO] [stdout]    |                         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> onion/src/lib.rs:22:30
[INFO] [stdout]    |
[INFO] [stdout] 22 |                 .filter(|(i, a)| !pos2s.contains(&i))
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> onion/src/lib.rs:23:25
[INFO] [stdout]    |
[INFO] [stdout] 23 |                 .find(|(i, x)| **x == b)
[INFO] [stdout]    |                         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]     Checking cfg-traits v0.2.3 (/opt/rustwide/workdir/cfg-traits)
[INFO] [stderr]     Checking sift-trait v0.2.3 (/opt/rustwide/workdir/sift-trait)
[INFO] [stderr]     Checking valser v0.1.1
[INFO] [stdout] warning: unused import: `iter::once`
[INFO] [stdout]  --> cfg-traits/src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use core::{iter::once, ops::Index};
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `alloc::vec`
[INFO] [stdout]  --> cfg-traits/src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use alloc::vec;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `alloc::vec::Vec`
[INFO] [stdout]  --> cfg-traits/src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use alloc::vec::Vec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> cfg-traits/src/lib.rs:57:37
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn targets<'a>(&'a self) -> Box<(dyn Iterator<Item = &'a T> + 'a)>
[INFO] [stdout]    |                                     ^                               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 57 -     fn targets<'a>(&'a self) -> Box<(dyn Iterator<Item = &'a T> + 'a)>
[INFO] [stdout] 57 +     fn targets<'a>(&'a self) -> Box<dyn Iterator<Item = &'a T> + 'a>
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> cfg-traits/src/lib.rs:67:45
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn targets_mut<'a>(&'a mut self) -> Box<(dyn Iterator<Item = &'a mut T> + 'a)>
[INFO] [stdout]    |                                             ^                                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 67 -     fn targets_mut<'a>(&'a mut self) -> Box<(dyn Iterator<Item = &'a mut T> + 'a)>
[INFO] [stdout] 67 +     fn targets_mut<'a>(&'a mut self) -> Box<dyn Iterator<Item = &'a mut T> + 'a>
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking register-machine-traits v0.2.3 (/opt/rustwide/workdir/register-machine-traits)
[INFO] [stdout] warning: unused import: `iter::once`
[INFO] [stdout]  --> cfg-traits/src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use core::{iter::once, ops::Index};
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `alloc::vec`
[INFO] [stdout]  --> cfg-traits/src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use alloc::vec;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `alloc::vec::Vec`
[INFO] [stdout]  --> cfg-traits/src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use alloc::vec::Vec;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> cfg-traits/src/lib.rs:57:37
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn targets<'a>(&'a self) -> Box<(dyn Iterator<Item = &'a T> + 'a)>
[INFO] [stdout]    |                                     ^                               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 57 -     fn targets<'a>(&'a self) -> Box<(dyn Iterator<Item = &'a T> + 'a)>
[INFO] [stdout] 57 +     fn targets<'a>(&'a self) -> Box<dyn Iterator<Item = &'a T> + 'a>
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> cfg-traits/src/lib.rs:67:45
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn targets_mut<'a>(&'a mut self) -> Box<(dyn Iterator<Item = &'a mut T> + 'a)>
[INFO] [stdout]    |                                             ^                                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 67 -     fn targets_mut<'a>(&'a mut self) -> Box<(dyn Iterator<Item = &'a mut T> + 'a)>
[INFO] [stdout] 67 +     fn targets_mut<'a>(&'a mut self) -> Box<dyn Iterator<Item = &'a mut T> + 'a>
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::ops::IndexMut`
[INFO] [stdout]  --> register-machine-traits/src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use core::ops::IndexMut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::ops::IndexMut`
[INFO] [stdout]  --> register-machine-traits/src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use core::ops::IndexMut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking syn v2.0.77
[INFO] [stderr]     Checking ssa-traits v0.2.3 (/opt/rustwide/workdir/ssa-traits)
[INFO] [stdout] warning: unused import: `alloc::vec`
[INFO] [stdout]  --> ssa-traits/src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use alloc::vec;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> ssa-traits/src/lib.rs:33:46
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn values<'a>(&'a self, f: &'a F) -> Box<(dyn Iterator<Item = <F as Func>::Value> + 'a)> {
[INFO] [stdout]    |                                              ^                                            ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 33 -     fn values<'a>(&'a self, f: &'a F) -> Box<(dyn Iterator<Item = <F as Func>::Value> + 'a)> {
[INFO] [stdout] 33 +     fn values<'a>(&'a self, f: &'a F) -> Box<dyn Iterator<Item = <F as Func>::Value> + 'a> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> ssa-traits/src/lib.rs:40:14
[INFO] [stdout]    |
[INFO] [stdout] 40 |     ) -> Box<(dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a)>
[INFO] [stdout]    |              ^                                                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 40 -     ) -> Box<(dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a)>
[INFO] [stdout] 40 +     ) -> Box<dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a>
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> ssa-traits/src/lib.rs:48:42
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn values_chain<'a>(&'a self) -> Box<(dyn Iterator<Item = <F as Func>::Value> + 'a)> {
[INFO] [stdout]    |                                          ^                                            ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 48 -     fn values_chain<'a>(&'a self) -> Box<(dyn Iterator<Item = <F as Func>::Value> + 'a)> {
[INFO] [stdout] 48 +     fn values_chain<'a>(&'a self) -> Box<dyn Iterator<Item = <F as Func>::Value> + 'a> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> ssa-traits/src/lib.rs:54:14
[INFO] [stdout]    |
[INFO] [stdout] 54 |     ) -> Box<(dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a)>
[INFO] [stdout]    |              ^                                                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 54 -     ) -> Box<(dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a)>
[INFO] [stdout] 54 +     ) -> Box<dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a>
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> ssa-traits/src/lib.rs:62:46
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn values<'a>(&'a self, f: &'a F) -> Box<(dyn Iterator<Item = <F as Func>::Value> + 'a)> {
[INFO] [stdout]    |                                              ^                                            ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 62 -     fn values<'a>(&'a self, f: &'a F) -> Box<(dyn Iterator<Item = <F as Func>::Value> + 'a)> {
[INFO] [stdout] 62 +     fn values<'a>(&'a self, f: &'a F) -> Box<dyn Iterator<Item = <F as Func>::Value> + 'a> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> ssa-traits/src/lib.rs:69:14
[INFO] [stdout]    |
[INFO] [stdout] 69 |     ) -> Box<(dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a)>
[INFO] [stdout]    |              ^                                                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 69 -     ) -> Box<(dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a)>
[INFO] [stdout] 69 +     ) -> Box<dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a>
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> ssa-traits/src/lib.rs:77:42
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn values_chain<'a>(&'a self) -> Box<(dyn Iterator<Item = <F as Func>::Value> + 'a)> {
[INFO] [stdout]    |                                          ^                                            ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 77 -     fn values_chain<'a>(&'a self) -> Box<(dyn Iterator<Item = <F as Func>::Value> + 'a)> {
[INFO] [stdout] 77 +     fn values_chain<'a>(&'a self) -> Box<dyn Iterator<Item = <F as Func>::Value> + 'a> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> ssa-traits/src/lib.rs:83:14
[INFO] [stdout]    |
[INFO] [stdout] 83 |     ) -> Box<(dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a)>
[INFO] [stdout]    |              ^                                                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 83 -     ) -> Box<(dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a)>
[INFO] [stdout] 83 +     ) -> Box<dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a>
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> ssa-traits/src/lib.rs:180:46
[INFO] [stdout]     |
[INFO] [stdout] 180 |     fn values<'a>(&'a self, f: &'a F) -> Box<(dyn Iterator<Item = <F as Func>::Value> + 'a)> {
[INFO] [stdout]     |                                              ^                                            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 180 -     fn values<'a>(&'a self, f: &'a F) -> Box<(dyn Iterator<Item = <F as Func>::Value> + 'a)> {
[INFO] [stdout] 180 +     fn values<'a>(&'a self, f: &'a F) -> Box<dyn Iterator<Item = <F as Func>::Value> + 'a> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> ssa-traits/src/lib.rs:190:14
[INFO] [stdout]     |
[INFO] [stdout] 190 |     ) -> Box<(dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a)>
[INFO] [stdout]     |              ^                                                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 190 -     ) -> Box<(dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a)>
[INFO] [stdout] 190 +     ) -> Box<dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> ssa-traits/src/lib.rs:203:42
[INFO] [stdout]     |
[INFO] [stdout] 203 |     fn values_chain<'a>(&'a self) -> Box<(dyn Iterator<Item = <F as Func>::Value> + 'a)> {
[INFO] [stdout]     |                                          ^                                            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 203 -     fn values_chain<'a>(&'a self) -> Box<(dyn Iterator<Item = <F as Func>::Value> + 'a)> {
[INFO] [stdout] 203 +     fn values_chain<'a>(&'a self) -> Box<dyn Iterator<Item = <F as Func>::Value> + 'a> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> ssa-traits/src/lib.rs:212:14
[INFO] [stdout]     |
[INFO] [stdout] 212 |     ) -> Box<(dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a)>
[INFO] [stdout]     |              ^                                                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 212 -     ) -> Box<(dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a)>
[INFO] [stdout] 212 +     ) -> Box<dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `alloc::vec`
[INFO] [stdout]  --> ssa-traits/src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use alloc::vec;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> ssa-traits/src/lib.rs:33:46
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn values<'a>(&'a self, f: &'a F) -> Box<(dyn Iterator<Item = <F as Func>::Value> + 'a)> {
[INFO] [stdout]    |                                              ^                                            ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 33 -     fn values<'a>(&'a self, f: &'a F) -> Box<(dyn Iterator<Item = <F as Func>::Value> + 'a)> {
[INFO] [stdout] 33 +     fn values<'a>(&'a self, f: &'a F) -> Box<dyn Iterator<Item = <F as Func>::Value> + 'a> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> ssa-traits/src/lib.rs:40:14
[INFO] [stdout]    |
[INFO] [stdout] 40 |     ) -> Box<(dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a)>
[INFO] [stdout]    |              ^                                                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 40 -     ) -> Box<(dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a)>
[INFO] [stdout] 40 +     ) -> Box<dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a>
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> ssa-traits/src/lib.rs:48:42
[INFO] [stdout]    |
[INFO] [stdout] 48 |     fn values_chain<'a>(&'a self) -> Box<(dyn Iterator<Item = <F as Func>::Value> + 'a)> {
[INFO] [stdout]    |                                          ^                                            ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 48 -     fn values_chain<'a>(&'a self) -> Box<(dyn Iterator<Item = <F as Func>::Value> + 'a)> {
[INFO] [stdout] 48 +     fn values_chain<'a>(&'a self) -> Box<dyn Iterator<Item = <F as Func>::Value> + 'a> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> ssa-traits/src/lib.rs:54:14
[INFO] [stdout]    |
[INFO] [stdout] 54 |     ) -> Box<(dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a)>
[INFO] [stdout]    |              ^                                                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 54 -     ) -> Box<(dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a)>
[INFO] [stdout] 54 +     ) -> Box<dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a>
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> ssa-traits/src/lib.rs:62:46
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn values<'a>(&'a self, f: &'a F) -> Box<(dyn Iterator<Item = <F as Func>::Value> + 'a)> {
[INFO] [stdout]    |                                              ^                                            ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 62 -     fn values<'a>(&'a self, f: &'a F) -> Box<(dyn Iterator<Item = <F as Func>::Value> + 'a)> {
[INFO] [stdout] 62 +     fn values<'a>(&'a self, f: &'a F) -> Box<dyn Iterator<Item = <F as Func>::Value> + 'a> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> ssa-traits/src/lib.rs:69:14
[INFO] [stdout]    |
[INFO] [stdout] 69 |     ) -> Box<(dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a)>
[INFO] [stdout]    |              ^                                                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 69 -     ) -> Box<(dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a)>
[INFO] [stdout] 69 +     ) -> Box<dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a>
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> ssa-traits/src/lib.rs:77:42
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn values_chain<'a>(&'a self) -> Box<(dyn Iterator<Item = <F as Func>::Value> + 'a)> {
[INFO] [stdout]    |                                          ^                                            ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 77 -     fn values_chain<'a>(&'a self) -> Box<(dyn Iterator<Item = <F as Func>::Value> + 'a)> {
[INFO] [stdout] 77 +     fn values_chain<'a>(&'a self) -> Box<dyn Iterator<Item = <F as Func>::Value> + 'a> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> ssa-traits/src/lib.rs:83:14
[INFO] [stdout]    |
[INFO] [stdout] 83 |     ) -> Box<(dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a)>
[INFO] [stdout]    |              ^                                                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 83 -     ) -> Box<(dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a)>
[INFO] [stdout] 83 +     ) -> Box<dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a>
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> ssa-traits/src/lib.rs:180:46
[INFO] [stdout]     |
[INFO] [stdout] 180 |     fn values<'a>(&'a self, f: &'a F) -> Box<(dyn Iterator<Item = <F as Func>::Value> + 'a)> {
[INFO] [stdout]     |                                              ^                                            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 180 -     fn values<'a>(&'a self, f: &'a F) -> Box<(dyn Iterator<Item = <F as Func>::Value> + 'a)> {
[INFO] [stdout] 180 +     fn values<'a>(&'a self, f: &'a F) -> Box<dyn Iterator<Item = <F as Func>::Value> + 'a> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> ssa-traits/src/lib.rs:190:14
[INFO] [stdout]     |
[INFO] [stdout] 190 |     ) -> Box<(dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a)>
[INFO] [stdout]     |              ^                                                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 190 -     ) -> Box<(dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a)>
[INFO] [stdout] 190 +     ) -> Box<dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> ssa-traits/src/lib.rs:203:42
[INFO] [stdout]     |
[INFO] [stdout] 203 |     fn values_chain<'a>(&'a self) -> Box<(dyn Iterator<Item = <F as Func>::Value> + 'a)> {
[INFO] [stdout]     |                                          ^                                            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 203 -     fn values_chain<'a>(&'a self) -> Box<(dyn Iterator<Item = <F as Func>::Value> + 'a)> {
[INFO] [stdout] 203 +     fn values_chain<'a>(&'a self) -> Box<dyn Iterator<Item = <F as Func>::Value> + 'a> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> ssa-traits/src/lib.rs:212:14
[INFO] [stdout]     |
[INFO] [stdout] 212 |     ) -> Box<(dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a)>
[INFO] [stdout]     |              ^                                                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 212 -     ) -> Box<(dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a)>
[INFO] [stdout] 212 +     ) -> Box<dyn Iterator<Item = &'a mut <F as Func>::Value> + 'a>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tac-traits v0.2.3 (/opt/rustwide/workdir/tac-traits)
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]    Compiling quasiquote-proc-macro v0.1.0
[INFO] [stderr]     Checking quasiquote v0.1.1
[INFO] [stderr]     Checking relooper v0.1.0
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> ssa-traits/src/lib.rs:33:29
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn values<'a>(&'a self, f: &'a F) -> Box<(dyn Iterator<Item = <F as Func>::Value> + 'a)> {
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]   --> ssa-traits/src/lib.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |         g: &'a mut F,
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> ssa-traits/src/lib.rs:62:29
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn values<'a>(&'a self, f: &'a F) -> Box<(dyn Iterator<Item = <F as Func>::Value> + 'a)> {
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]   --> ssa-traits/src/lib.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |         g: &'a mut F,
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> ssa-traits/src/lib.rs:33:29
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn values<'a>(&'a self, f: &'a F) -> Box<(dyn Iterator<Item = <F as Func>::Value> + 'a)> {
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]   --> ssa-traits/src/lib.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |         g: &'a mut F,
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> ssa-traits/src/lib.rs:62:29
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn values<'a>(&'a self, f: &'a F) -> Box<(dyn Iterator<Item = <F as Func>::Value> + 'a)> {
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]   --> ssa-traits/src/lib.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |         g: &'a mut F,
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ssa-impls v0.2.3 (/opt/rustwide/workdir/ssa-impls)
[INFO] [stderr]     Checking ssa-translation v0.2.3 (/opt/rustwide/workdir/ssa-translation)
[INFO] [stderr]     Checking ssa-cc v0.2.3 (/opt/rustwide/workdir/ssa-cc)
[INFO] [stderr]     Checking ssa-canon v0.2.3 (/opt/rustwide/workdir/ssa-canon)
[INFO] [stdout] warning: unused import: `IndexMut`
[INFO] [stdout]  --> ssa-translation/src/lib.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 |     ops::{Index, IndexMut},
[INFO] [stdout]   |                  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AnyKind`
[INFO] [stdout]   --> ssa-translation/src/lib.rs:16:14
[INFO] [stdout]    |
[INFO] [stdout] 16 | use valser::{AnyKind, ValSer};
[INFO] [stdout]    |              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Term`
[INFO] [stdout]  --> ssa-translation/src/ai.rs:5:37
[INFO] [stdout]   |
[INFO] [stdout] 5 | use ssa_traits::{HasValues, Target, Term, TypedFunc, TypedValue};
[INFO] [stdout]   |                                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Term as CFGTerm`
[INFO] [stdout]  --> ssa-translation/src/ai.rs:6:39
[INFO] [stdout]   |
[INFO] [stdout] 6 | use cfg_traits::{Target as CFGTarget, Term as CFGTerm};
[INFO] [stdout]   |                                       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> ssa-translation/src/ai.rs:16:70
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn stamp(&mut self, fty: F::Ty, x: Self::Kind) -> anyhow::Result<(<Self::Kind as AnyKind>::Value<G::Ty>)>;
[INFO] [stdout]    |                                                                      ^                                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 16 -     fn stamp(&mut self, fty: F::Ty, x: Self::Kind) -> anyhow::Result<(<Self::Kind as AnyKind>::Value<G::Ty>)>;
[INFO] [stdout] 16 +     fn stamp(&mut self, fty: F::Ty, x: Self::Kind) -> anyhow::Result<<Self::Kind as AnyKind>::Value<G::Ty>>;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::empty`
[INFO] [stdout]  --> ssa-cc/src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::iter::empty;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Arena`
[INFO] [stdout]  --> ssa-impls/src/lib.rs:6:20
[INFO] [stdout]   |
[INFO] [stdout] 6 | use arena_traits::{Arena, IndexIter};
[INFO] [stdout]   |                    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Func` and `TypedBlock`
[INFO] [stdout]  --> ssa-impls/src/lib.rs:7:18
[INFO] [stdout]   |
[INFO] [stdout] 7 | use ssa_traits::{Func, TypedBlock, TypedFunc, Target as SSATarget};
[INFO] [stdout]   |                  ^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `IndexMut`
[INFO] [stdout]  --> ssa-translation/src/lib.rs:5:18
[INFO] [stdout]   |
[INFO] [stdout] 5 |     ops::{Index, IndexMut},
[INFO] [stdout]   |                  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BTreeMap`
[INFO] [stdout]  --> ssa-impls/src/cfg.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | use alloc::{collections::{BTreeMap, BTreeSet}, vec::Vec};
[INFO] [stdout]   |                           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Term` and `Value`
[INFO] [stdout]  --> ssa-impls/src/maxssa.rs:4:50
[INFO] [stdout]   |
[INFO] [stdout] 4 | use ssa_traits::{Block, Func, HasValues, Target, Term, TypedFunc, TypedValue, Value};
[INFO] [stdout]   |                                                  ^^^^                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Target` and `Term`
[INFO] [stdout]  --> ssa-impls/src/reducify.rs:2:36
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ssa_traits::{Block, HasValues, Target, Term, TypedBlock, TypedFunc};
[INFO] [stdout]   |                                    ^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AnyKind`
[INFO] [stdout]   --> ssa-translation/src/lib.rs:16:14
[INFO] [stdout]    |
[INFO] [stdout] 16 | use valser::{AnyKind, ValSer};
[INFO] [stdout]    |              ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Term`
[INFO] [stdout]  --> ssa-translation/src/ai.rs:5:37
[INFO] [stdout]   |
[INFO] [stdout] 5 | use ssa_traits::{HasValues, Target, Term, TypedFunc, TypedValue};
[INFO] [stdout]   |                                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Term as CFGTerm`
[INFO] [stdout]  --> ssa-translation/src/ai.rs:6:39
[INFO] [stdout]   |
[INFO] [stdout] 6 | use cfg_traits::{Target as CFGTarget, Term as CFGTerm};
[INFO] [stdout]   |                                       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> ssa-translation/src/ai.rs:16:70
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn stamp(&mut self, fty: F::Ty, x: Self::Kind) -> anyhow::Result<(<Self::Kind as AnyKind>::Value<G::Ty>)>;
[INFO] [stdout]    |                                                                      ^                                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 16 -     fn stamp(&mut self, fty: F::Ty, x: Self::Kind) -> anyhow::Result<(<Self::Kind as AnyKind>::Value<G::Ty>)>;
[INFO] [stdout] 16 +     fn stamp(&mut self, fty: F::Ty, x: Self::Kind) -> anyhow::Result<<Self::Kind as AnyKind>::Value<G::Ty>>;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Arena`
[INFO] [stdout]  --> ssa-impls/src/lib.rs:6:20
[INFO] [stdout]   |
[INFO] [stdout] 6 | use arena_traits::{Arena, IndexIter};
[INFO] [stdout]   |                    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Func` and `TypedBlock`
[INFO] [stdout]  --> ssa-impls/src/lib.rs:7:18
[INFO] [stdout]   |
[INFO] [stdout] 7 | use ssa_traits::{Func, TypedBlock, TypedFunc, Target as SSATarget};
[INFO] [stdout]   |                  ^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BTreeMap`
[INFO] [stdout]  --> ssa-impls/src/cfg.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | use alloc::{collections::{BTreeMap, BTreeSet}, vec::Vec};
[INFO] [stdout]   |                           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Term` and `Value`
[INFO] [stdout]  --> ssa-impls/src/maxssa.rs:4:50
[INFO] [stdout]   |
[INFO] [stdout] 4 | use ssa_traits::{Block, Func, HasValues, Target, Term, TypedFunc, TypedValue, Value};
[INFO] [stdout]   |                                                  ^^^^                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Target` and `Term`
[INFO] [stdout]  --> ssa-impls/src/reducify.rs:2:36
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ssa_traits::{Block, HasValues, Target, Term, TypedBlock, TypedFunc};
[INFO] [stdout]   |                                    ^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Term as CFGTerm`
[INFO] [stdout]  --> ssa-canon/src/lib.rs:7:18
[INFO] [stdout]   |
[INFO] [stdout] 7 | use cfg_traits::{Term as CFGTerm};
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> ssa-canon/src/lib.rs:99:14
[INFO] [stdout]    |
[INFO] [stdout] 99 |     ) -> Box<(dyn Iterator<Item = Id<Value<O, T, Y>>> + 'a)> {
[INFO] [stdout]    |              ^                                            ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 99 -     ) -> Box<(dyn Iterator<Item = Id<Value<O, T, Y>>> + 'a)> {
[INFO] [stdout] 99 +     ) -> Box<dyn Iterator<Item = Id<Value<O, T, Y>>> + 'a> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> ssa-canon/src/lib.rs:111:14
[INFO] [stdout]     |
[INFO] [stdout] 111 |     ) -> Box<(dyn Iterator<Item = &'a mut Id<Value<O, T, Y>>> + 'a)>
[INFO] [stdout]     |              ^                                                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 111 -     ) -> Box<(dyn Iterator<Item = &'a mut Id<Value<O, T, Y>>> + 'a)>
[INFO] [stdout] 111 +     ) -> Box<dyn Iterator<Item = &'a mut Id<Value<O, T, Y>>> + 'a>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> ssa-canon/src/lib.rs:195:14
[INFO] [stdout]     |
[INFO] [stdout] 195 |     ) -> Box<(dyn Iterator<Item = Id<Value<O, T, Y>>> + 'a)> {
[INFO] [stdout]     |              ^                                            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 195 -     ) -> Box<(dyn Iterator<Item = Id<Value<O, T, Y>>> + 'a)> {
[INFO] [stdout] 195 +     ) -> Box<dyn Iterator<Item = Id<Value<O, T, Y>>> + 'a> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> ssa-canon/src/lib.rs:202:14
[INFO] [stdout]     |
[INFO] [stdout] 202 |     ) -> Box<(dyn Iterator<Item = &'a mut Id<Value<O, T, Y>>> + 'a)>
[INFO] [stdout]     |              ^                                                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 202 -     ) -> Box<(dyn Iterator<Item = &'a mut Id<Value<O, T, Y>>> + 'a)>
[INFO] [stdout] 202 +     ) -> Box<dyn Iterator<Item = &'a mut Id<Value<O, T, Y>>> + 'a>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> ssa-canon/src/lib.rs:214:37
[INFO] [stdout]     |
[INFO] [stdout] 214 |     fn targets<'a>(&'a self) -> Box<(dyn Iterator<Item = &'a Target<O, T, Y>> + 'a)>
[INFO] [stdout]     |                                     ^                                             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 214 -     fn targets<'a>(&'a self) -> Box<(dyn Iterator<Item = &'a Target<O, T, Y>> + 'a)>
[INFO] [stdout] 214 +     fn targets<'a>(&'a self) -> Box<dyn Iterator<Item = &'a Target<O, T, Y>> + 'a>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> ssa-canon/src/lib.rs:221:45
[INFO] [stdout]     |
[INFO] [stdout] 221 |     fn targets_mut<'a>(&'a mut self) -> Box<(dyn Iterator<Item = &'a mut Target<O, T, Y>> + 'a)>
[INFO] [stdout]     |                                             ^                                                 ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 221 -     fn targets_mut<'a>(&'a mut self) -> Box<(dyn Iterator<Item = &'a mut Target<O, T, Y>> + 'a)>
[INFO] [stdout] 221 +     fn targets_mut<'a>(&'a mut self) -> Box<dyn Iterator<Item = &'a mut Target<O, T, Y>> + 'a>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Term as CFGTerm`
[INFO] [stdout]  --> ssa-canon/src/lib.rs:7:18
[INFO] [stdout]   |
[INFO] [stdout] 7 | use cfg_traits::{Term as CFGTerm};
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> ssa-canon/src/lib.rs:99:14
[INFO] [stdout]    |
[INFO] [stdout] 99 |     ) -> Box<(dyn Iterator<Item = Id<Value<O, T, Y>>> + 'a)> {
[INFO] [stdout]    |              ^                                            ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 99 -     ) -> Box<(dyn Iterator<Item = Id<Value<O, T, Y>>> + 'a)> {
[INFO] [stdout] 99 +     ) -> Box<dyn Iterator<Item = Id<Value<O, T, Y>>> + 'a> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> ssa-canon/src/lib.rs:111:14
[INFO] [stdout]     |
[INFO] [stdout] 111 |     ) -> Box<(dyn Iterator<Item = &'a mut Id<Value<O, T, Y>>> + 'a)>
[INFO] [stdout]     |              ^                                                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 111 -     ) -> Box<(dyn Iterator<Item = &'a mut Id<Value<O, T, Y>>> + 'a)>
[INFO] [stdout] 111 +     ) -> Box<dyn Iterator<Item = &'a mut Id<Value<O, T, Y>>> + 'a>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> ssa-canon/src/lib.rs:195:14
[INFO] [stdout]     |
[INFO] [stdout] 195 |     ) -> Box<(dyn Iterator<Item = Id<Value<O, T, Y>>> + 'a)> {
[INFO] [stdout]     |              ^                                            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 195 -     ) -> Box<(dyn Iterator<Item = Id<Value<O, T, Y>>> + 'a)> {
[INFO] [stdout] 195 +     ) -> Box<dyn Iterator<Item = Id<Value<O, T, Y>>> + 'a> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> ssa-canon/src/lib.rs:202:14
[INFO] [stdout]     |
[INFO] [stdout] 202 |     ) -> Box<(dyn Iterator<Item = &'a mut Id<Value<O, T, Y>>> + 'a)>
[INFO] [stdout]     |              ^                                                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 202 -     ) -> Box<(dyn Iterator<Item = &'a mut Id<Value<O, T, Y>>> + 'a)>
[INFO] [stdout] 202 +     ) -> Box<dyn Iterator<Item = &'a mut Id<Value<O, T, Y>>> + 'a>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> ssa-canon/src/lib.rs:214:37
[INFO] [stdout]     |
[INFO] [stdout] 214 |     fn targets<'a>(&'a self) -> Box<(dyn Iterator<Item = &'a Target<O, T, Y>> + 'a)>
[INFO] [stdout]     |                                     ^                                             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 214 -     fn targets<'a>(&'a self) -> Box<(dyn Iterator<Item = &'a Target<O, T, Y>> + 'a)>
[INFO] [stdout] 214 +     fn targets<'a>(&'a self) -> Box<dyn Iterator<Item = &'a Target<O, T, Y>> + 'a>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> ssa-canon/src/lib.rs:221:45
[INFO] [stdout]     |
[INFO] [stdout] 221 |     fn targets_mut<'a>(&'a mut self) -> Box<(dyn Iterator<Item = &'a mut Target<O, T, Y>> + 'a)>
[INFO] [stdout]     |                                             ^                                                 ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 221 -     fn targets_mut<'a>(&'a mut self) -> Box<(dyn Iterator<Item = &'a mut Target<O, T, Y>> + 'a)>
[INFO] [stdout] 221 +     fn targets_mut<'a>(&'a mut self) -> Box<dyn Iterator<Item = &'a mut Target<O, T, Y>> + 'a>
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Target`
[INFO] [stdout]  --> ssa-translation/src/ai.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | use cfg_traits::{Target as CFGTarget, Term as CFGTerm};
[INFO] [stdout]   |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> ssa-translation/src/ai.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |         i: &mut Vec<(F::Ty, Self::Kind)>,
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> ssa-translation/src/ai.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |         k: <G as cfg_traits::Func>::Block,
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `params`
[INFO] [stdout]   --> ssa-translation/src/ai.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |         params: &[<Self::Kind as AnyKind>::Value<G::Value>],
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_params`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> ssa-translation/src/ai.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 |         f: &F,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::empty`
[INFO] [stdout]  --> ssa-cc/src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::iter::empty;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> ssa-canon/src/lib.rs:98:9
[INFO] [stdout]    |
[INFO] [stdout] 98 |         f: &'a Func<O, T, Y>,
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]    --> ssa-canon/src/lib.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 110 |         g: &'a mut Func<O, T, Y>,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> ssa-canon/src/lib.rs:132:18
[INFO] [stdout]     |
[INFO] [stdout] 132 |     fn ty(&self, f: &Func<O, T, Y>) -> <Func<O, T, Y> as ssa_traits::TypedFunc>::Ty {
[INFO] [stdout]     |                  ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> ssa-canon/src/lib.rs:194:9
[INFO] [stdout]     |
[INFO] [stdout] 194 |         f: &'a Func<O, T, Y>,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]    --> ssa-canon/src/lib.rs:201:9
[INFO] [stdout]     |
[INFO] [stdout] 201 |         g: &'a mut Func<O, T, Y>,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> ssa-canon/src/lib.rs:275:9
[INFO] [stdout]     |
[INFO] [stdout] 275 |         f: &mut Func<O, T, Y>,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> ssa-canon/src/lib.rs:302:11
[INFO] [stdout]     |
[INFO] [stdout] 302 |     fn of(f: &mut Func<O, T, Y>, o: CanonOp<X>, c: Self::Capture, s: Self::Spit) -> Option<Self> {
[INFO] [stdout]     |           ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> ssa-canon/src/lib.rs:306:13
[INFO] [stdout]     |
[INFO] [stdout] 306 |     fn lift(f: &mut Func<O, T, Y>, r: Self::Residue) -> Option<Self> {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Func`
[INFO] [stdout]  --> ssa-impls/src/maxssa.rs:5:37
[INFO] [stdout]   |
[INFO] [stdout] 5 | use cfg_traits::{Block as CFGBlock, Func as CFGFunc, Target as CFGTarget, Term as CFGTerm};
[INFO] [stdout]   |                                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Func`
[INFO] [stdout]  --> ssa-impls/src/reducify.rs:3:37
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cfg_traits::{Block as CFGBlock, Func as CFGFunc, Target as CFGTarget, Term as CFGTerm};
[INFO] [stdout]   |                                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> ssa-translation/src/lib.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 |         mut i: T::Instance,
[INFO] [stdout]    |         ----^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> ssa-canon/src/lib.rs:98:9
[INFO] [stdout]    |
[INFO] [stdout] 98 |         f: &'a Func<O, T, Y>,
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]    --> ssa-canon/src/lib.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 110 |         g: &'a mut Func<O, T, Y>,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> ssa-canon/src/lib.rs:132:18
[INFO] [stdout]     |
[INFO] [stdout] 132 |     fn ty(&self, f: &Func<O, T, Y>) -> <Func<O, T, Y> as ssa_traits::TypedFunc>::Ty {
[INFO] [stdout]     |                  ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> ssa-canon/src/lib.rs:194:9
[INFO] [stdout]     |
[INFO] [stdout] 194 |         f: &'a Func<O, T, Y>,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]    --> ssa-canon/src/lib.rs:201:9
[INFO] [stdout]     |
[INFO] [stdout] 201 |         g: &'a mut Func<O, T, Y>,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> ssa-canon/src/lib.rs:275:9
[INFO] [stdout]     |
[INFO] [stdout] 275 |         f: &mut Func<O, T, Y>,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> ssa-canon/src/lib.rs:302:11
[INFO] [stdout]     |
[INFO] [stdout] 302 |     fn of(f: &mut Func<O, T, Y>, o: CanonOp<X>, c: Self::Capture, s: Self::Spit) -> Option<Self> {
[INFO] [stdout]     |           ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> ssa-canon/src/lib.rs:306:13
[INFO] [stdout]     |
[INFO] [stdout] 306 |     fn lift(f: &mut Func<O, T, Y>, r: Self::Residue) -> Option<Self> {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> ssa-impls/src/maxssa.rs:115:17
[INFO] [stdout]     |
[INFO] [stdout] 115 |             let mut blockdata = &mut body.blocks_mut()[block.clone()];
[INFO] [stdout]     |                 ----^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> ssa-impls/src/reducify.rs:211:13
[INFO] [stdout]     |
[INFO] [stdout] 211 |         let mut new_body = body;
[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]   --> ssa-impls/src/lib.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let mut b = &mut f.blocks_mut()[k2.clone()];
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `iter_all_same` is never used
[INFO] [stdout]    --> ssa-impls/src/maxssa.rs:172:4
[INFO] [stdout]     |
[INFO] [stdout] 172 | fn iter_all_same<Item: PartialEq + Eq + Clone, I: Iterator<Item = Item>>(iter: I) -> Option<Item> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Target`
[INFO] [stdout]  --> ssa-translation/src/ai.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | use cfg_traits::{Target as CFGTarget, Term as CFGTerm};
[INFO] [stdout]   |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> ssa-translation/src/ai.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |         i: &mut Vec<(F::Ty, Self::Kind)>,
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> ssa-translation/src/ai.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |         k: <G as cfg_traits::Func>::Block,
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `params`
[INFO] [stdout]   --> ssa-translation/src/ai.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |         params: &[<Self::Kind as AnyKind>::Value<G::Value>],
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_params`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Func`
[INFO] [stdout]  --> ssa-impls/src/maxssa.rs:5:37
[INFO] [stdout]   |
[INFO] [stdout] 5 | use cfg_traits::{Block as CFGBlock, Func as CFGFunc, Target as CFGTarget, Term as CFGTerm};
[INFO] [stdout]   |                                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Func`
[INFO] [stdout]  --> ssa-impls/src/reducify.rs:3:37
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cfg_traits::{Block as CFGBlock, Func as CFGFunc, Target as CFGTarget, Term as CFGTerm};
[INFO] [stdout]   |                                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> ssa-translation/src/ai.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 |         f: &F,
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> ssa-translation/src/lib.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 |         mut i: T::Instance,
[INFO] [stdout]    |         ----^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> ssa-impls/src/maxssa.rs:115:17
[INFO] [stdout]     |
[INFO] [stdout] 115 |             let mut blockdata = &mut body.blocks_mut()[block.clone()];
[INFO] [stdout]     |                 ----^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> ssa-impls/src/reducify.rs:211:13
[INFO] [stdout]     |
[INFO] [stdout] 211 |         let mut new_body = body;
[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]   --> ssa-impls/src/lib.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let mut b = &mut f.blocks_mut()[k2.clone()];
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `iter_all_same` is never used
[INFO] [stdout]    --> ssa-impls/src/maxssa.rs:172:4
[INFO] [stdout]     |
[INFO] [stdout] 172 | fn iter_all_same<Item: PartialEq + Eq + Clone, I: Iterator<Item = Item>>(iter: I) -> Option<Item> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ssa-reloop v0.2.3 (/opt/rustwide/workdir/ssa-reloop)
[INFO] [stdout] warning: unused import: `arena_traits::Arena`
[INFO] [stdout]  --> ssa-reloop/src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use arena_traits::Arena;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `arena_traits::Arena`
[INFO] [stdout]  --> ssa-reloop/src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use arena_traits::Arena;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ssa-rust v0.2.3 (/opt/rustwide/workdir/ssa-rust)
[INFO] [stdout] warning: unused import: `std::iter::empty`
[INFO] [stdout]  --> ssa-rust/src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::iter::empty;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Term`
[INFO] [stdout]  --> ssa-rust/src/lib.rs:9:33
[INFO] [stdout]   |
[INFO] [stdout] 9 | use ssa_traits::{Block, Target, Term, TypedBlock, TypedFunc, TypedValue};
[INFO] [stdout]   |                                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Term as CFGTerm`
[INFO] [stdout]   --> ssa-rust/src/lib.rs:10:58
[INFO] [stdout]    |
[INFO] [stdout] 10 | use cfg_traits::{Block as CFGBlock, Target as CFGTarget, Term as CFGTerm};
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::empty`
[INFO] [stdout]  --> ssa-rust/src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::iter::empty;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Term`
[INFO] [stdout]  --> ssa-rust/src/lib.rs:9:33
[INFO] [stdout]   |
[INFO] [stdout] 9 | use ssa_traits::{Block, Target, Term, TypedBlock, TypedFunc, TypedValue};
[INFO] [stdout]   |                                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Term as CFGTerm`
[INFO] [stdout]   --> ssa-rust/src/lib.rs:10:58
[INFO] [stdout]    |
[INFO] [stdout] 10 | use cfg_traits::{Block as CFGBlock, Target as CFGTarget, Term as CFGTerm};
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Target`
[INFO] [stdout]   --> ssa-rust/src/lib.rs:10:37
[INFO] [stdout]    |
[INFO] [stdout] 10 | use cfg_traits::{Block as CFGBlock, Target as CFGTarget, Term as CFGTerm};
[INFO] [stdout]    |                                     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Target`
[INFO] [stdout]   --> ssa-rust/src/lib.rs:10:37
[INFO] [stdout]    |
[INFO] [stdout] 10 | use cfg_traits::{Block as CFGBlock, Target as CFGTarget, Term as CFGTerm};
[INFO] [stdout]    |                                     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.33s
[INFO] running `Command { std: "docker" "inspect" "7a50687f2402a92de273ff83c983b3bd11a9d86740b6083856ef8633131b6cf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a50687f2402a92de273ff83c983b3bd11a9d86740b6083856ef8633131b6cf6", kill_on_drop: false }`
[INFO] [stdout] 7a50687f2402a92de273ff83c983b3bd11a9d86740b6083856ef8633131b6cf6