[INFO] cloning repository https://github.com/hsabouri/pancake
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hsabouri/pancake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhsabouri%2Fpancake", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhsabouri%2Fpancake'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3fc6db4e17e2973bf1ce38d35c82d8a7b728205f
[INFO] checking hsabouri/pancake against master#4eb62535fc12dd1a63fd43a4173e224e79313c4d for pr-158816
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhsabouri%2Fpancake" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hsabouri/pancake
[INFO] finished tweaking git repo https://github.com/hsabouri/pancake
[INFO] tweaked toml for git repo https://github.com/hsabouri/pancake written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hsabouri/pancake on toolchain 4eb62535fc12dd1a63fd43a4173e224e79313c4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hsabouri/pancake 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" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/hsabouri/stl_io`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lalrpop-util v0.19.8
[INFO] [stderr]   Downloaded quote v1.0.18
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[INFO] [stderr]   Downloaded clap v3.1.18
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 53b4839de7a8cf1de81c0ae05121ca334e8559f0b185ed74884da072c9edffba
[INFO] running `Command { std: "docker" "start" "53b4839de7a8cf1de81c0ae05121ca334e8559f0b185ed74884da072c9edffba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53b4839de7a8cf1de81c0ae05121ca334e8559f0b185ed74884da072c9edffba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "53b4839de7a8cf1de81c0ae05121ca334e8559f0b185ed74884da072c9edffba" "/opt/rustwide/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53b4839de7a8cf1de81c0ae05121ca334e8559f0b185ed74884da072c9edffba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "53b4839de7a8cf1de81c0ae05121ca334e8559f0b185ed74884da072c9edffba" "/opt/rustwide/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling scopeguard v1.1.0
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[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling fixedbitset v0.4.1
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling pico-args v0.4.2
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]     Checking os_str_bytes v6.0.1
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking clap_lex v0.2.0
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling petgraph v0.6.0
[INFO] [stderr]     Checking clap v3.1.18
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]    Compiling parking_lot v0.12.0
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling string_cache v0.8.4
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking stl_io v0.5.2 (https://github.com/hsabouri/stl_io#500d1790)
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]     Checking lalrpop-util v0.19.8
[INFO] [stderr]    Compiling lalrpop v0.19.8
[INFO] [stderr]    Compiling pancake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `X` and `Y`
[INFO] [stdout]  --> src/stage.rs:1:82
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::math::{default_triangle, equal_float, Highest, Line, Lowest, Segment, X, Y, Z};
[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 imports: `Highest` and `Lowest`
[INFO] [stdout]   --> src/main.rs:14:23
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Center, Displace, Highest, Homothety, Lowest, RotateX, RotateY, RotateZ, Scale, X, Y, Z,
[INFO] [stdout]    |                       ^^^^^^^             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Stage`
[INFO] [stdout]   --> src/main.rs:17:25
[INFO] [stdout]    |
[INFO] [stdout] 17 | use stage::{IterStages, Stage};
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `clap::App`: Replaced with `Command`
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | use clap::{App, Arg};
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `clap::App`: Replaced with `Command`
[INFO] [stdout]   --> src/main.rs:43:19
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let matches = App::new("Pancake")
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `X` and `Y`
[INFO] [stdout]  --> src/stage.rs:1:82
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::math::{default_triangle, equal_float, Highest, Line, Lowest, Segment, X, Y, Z};
[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 imports: `Highest` and `Lowest`
[INFO] [stdout]   --> src/main.rs:14:23
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Center, Displace, Highest, Homothety, Lowest, RotateX, RotateY, RotateZ, Scale, X, Y, Z,
[INFO] [stdout]    |                       ^^^^^^^             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Stage`
[INFO] [stdout]   --> src/main.rs:17:25
[INFO] [stdout]    |
[INFO] [stdout] 17 | use stage::{IterStages, Stage};
[INFO] [stdout]    |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `clap::App`: Replaced with `Command`
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | use clap::{App, Arg};
[INFO] [stdout]   |            ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `clap::App`: Replaced with `Command`
[INFO] [stdout]   --> src/main.rs:43:19
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let matches = App::new("Pancake")
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/main.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |             _ => stl,
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/main.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |             Transform::Rotate(Axis::X, theta) => stl.rotate_x(theta),
[INFO] [stdout]    |             --------------------------------- matches some of the same values
[INFO] [stdout] 29 |             Transform::Rotate(Axis::Y, theta) => stl.rotate_y(theta),
[INFO] [stdout]    |             --------------------------------- matches some of the same values
[INFO] [stdout] 30 |             Transform::Rotate(Axis::Z, theta) => stl.rotate_z(theta),
[INFO] [stdout]    |             --------------------------------- matches some of the same values
[INFO] [stdout] 31 |             Transform::Move(x, y, z) => stl.displace(x, y, z),
[INFO] [stdout]    |             ------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 35 |             _ => stl,
[INFO] [stdout]    |             ^ ...and 3 other patterns collectively make this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/main.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |             _ => stl,
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/main.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |             Transform::Rotate(Axis::X, theta) => stl.rotate_x(theta),
[INFO] [stdout]    |             --------------------------------- matches some of the same values
[INFO] [stdout] 29 |             Transform::Rotate(Axis::Y, theta) => stl.rotate_y(theta),
[INFO] [stdout]    |             --------------------------------- matches some of the same values
[INFO] [stdout] 30 |             Transform::Rotate(Axis::Z, theta) => stl.rotate_z(theta),
[INFO] [stdout]    |             --------------------------------- matches some of the same values
[INFO] [stdout] 31 |             Transform::Move(x, y, z) => stl.displace(x, y, z),
[INFO] [stdout]    |             ------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 35 |             _ => stl,
[INFO] [stdout]    |             ^ ...and 3 other patterns collectively make this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print_to` is never used
[INFO] [stdout]    --> src/gcode.rs:110:8
[INFO] [stdout]     |
[INFO] [stdout]  88 | impl Printer {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 110 |     fn print_to(&mut self, x: f64, y: f64, z: f64) {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `height` is never read
[INFO] [stdout]   --> src/slice.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct Slice {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 10 |     pub height: f64,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Slice` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print_to` is never used
[INFO] [stdout]    --> src/gcode.rs:110:8
[INFO] [stdout]     |
[INFO] [stdout]  88 | impl Printer {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 110 |     fn print_to(&mut self, x: f64, y: f64, z: f64) {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `height` is never read
[INFO] [stdout]   --> src/slice.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct Slice {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 10 |     pub height: f64,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Slice` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `init` should have an upper case name
[INFO] [stdout]  --> src/gcode.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const init: &'static str = "
[INFO] [stdout]   |           ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]   |
[INFO] [stdout] 1 - pub const init: &'static str = "
[INFO] [stdout] 1 + pub const INIT: &'static str = "
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `init2` should have an upper case name
[INFO] [stdout]   --> src/gcode.rs:27:11
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub const init2: &'static str = "
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]    |
[INFO] [stdout] 27 - pub const init2: &'static str = "
[INFO] [stdout] 27 + pub const INIT2: &'static str = "
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `end` should have an upper case name
[INFO] [stdout]   --> src/gcode.rs:38:11
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub const end: &'static str = "
[INFO] [stdout]    |           ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]    |
[INFO] [stdout] 38 - pub const end: &'static str = "
[INFO] [stdout] 38 + pub const END: &'static str = "
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `init` should have an upper case name
[INFO] [stdout]  --> src/gcode.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const init: &'static str = "
[INFO] [stdout]   |           ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]   |
[INFO] [stdout] 1 - pub const init: &'static str = "
[INFO] [stdout] 1 + pub const INIT: &'static str = "
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/slice.rs:81:20
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fn iter_slices(&mut self, step: f64) -> Option<SliceIterator<Self::Inner>>;
[INFO] [stdout]    |                    ^^^^^^^^^                       ^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fn iter_slices(&mut self, step: f64) -> Option<SliceIterator<'_, Self::Inner>>;
[INFO] [stdout]    |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/slice.rs:89:20
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn iter_slices(&mut self, step: f64) -> Option<SliceIterator<Self::Inner>> {
[INFO] [stdout]    |                    ^^^^^^^^^                       ^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn iter_slices(&mut self, step: f64) -> Option<SliceIterator<'_, Self::Inner>> {
[INFO] [stdout]    |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `init2` should have an upper case name
[INFO] [stdout]   --> src/gcode.rs:27:11
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub const init2: &'static str = "
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]    |
[INFO] [stdout] 27 - pub const init2: &'static str = "
[INFO] [stdout] 27 + pub const INIT2: &'static str = "
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `end` should have an upper case name
[INFO] [stdout]   --> src/gcode.rs:38:11
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub const end: &'static str = "
[INFO] [stdout]    |           ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]    |
[INFO] [stdout] 38 - pub const end: &'static str = "
[INFO] [stdout] 38 + pub const END: &'static str = "
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/slice.rs:81:20
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fn iter_slices(&mut self, step: f64) -> Option<SliceIterator<Self::Inner>>;
[INFO] [stdout]    |                    ^^^^^^^^^                       ^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 81 |     fn iter_slices(&mut self, step: f64) -> Option<SliceIterator<'_, Self::Inner>>;
[INFO] [stdout]    |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/slice.rs:89:20
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn iter_slices(&mut self, step: f64) -> Option<SliceIterator<Self::Inner>> {
[INFO] [stdout]    |                    ^^^^^^^^^                       ^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn iter_slices(&mut self, step: f64) -> Option<SliceIterator<'_, Self::Inner>> {
[INFO] [stdout]    |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.28s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.19.8
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "53b4839de7a8cf1de81c0ae05121ca334e8559f0b185ed74884da072c9edffba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53b4839de7a8cf1de81c0ae05121ca334e8559f0b185ed74884da072c9edffba", kill_on_drop: false }`
[INFO] [stdout] 53b4839de7a8cf1de81c0ae05121ca334e8559f0b185ed74884da072c9edffba
