[INFO] cloning repository https://github.com/Krillh/kesmos
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Krillh/kesmos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKrillh%2Fkesmos", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKrillh%2Fkesmos'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3efa3d8a7ea90a29b6810eaa83e95d93acafd93a
[INFO] testing Krillh/kesmos against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKrillh%2Fkesmos" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Krillh/kesmos
[INFO] finished tweaking git repo https://github.com/Krillh/kesmos
[INFO] tweaked toml for git repo https://github.com/Krillh/kesmos written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Krillh/kesmos on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Krillh/kesmos 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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 189d7fbaf7ef3abbe578ee6f52ed053ef30f62f7488c8408c5a8ad6b7b8fad91
[INFO] running `Command { std: "docker" "start" "-a" "189d7fbaf7ef3abbe578ee6f52ed053ef30f62f7488c8408c5a8ad6b7b8fad91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "189d7fbaf7ef3abbe578ee6f52ed053ef30f62f7488c8408c5a8ad6b7b8fad91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "189d7fbaf7ef3abbe578ee6f52ed053ef30f62f7488c8408c5a8ad6b7b8fad91", kill_on_drop: false }`
[INFO] [stdout] 189d7fbaf7ef3abbe578ee6f52ed053ef30f62f7488c8408c5a8ad6b7b8fad91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ed05a8f16c0bba7cf1ea299fe4a94f8685d38d4e58ad3bbd11dbbdc5dd9dfff
[INFO] running `Command { std: "docker" "start" "-a" "9ed05a8f16c0bba7cf1ea299fe4a94f8685d38d4e58ad3bbd11dbbdc5dd9dfff", kill_on_drop: false }`
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[INFO] [stdout] warning: unused imports: `thread` and `time::Instant`
[INFO] [stdout]  --> src/perf_test.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::{thread, time::Instant};
[INFO] [stdout]   |           ^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/main.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | mod perf_test;
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Context`, `Expr`, `Term`, `convert`, `f::*`, `parse`, and `self`
[INFO] [stdout]  --> src/perf_test.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::{convert, expr::{self, f::*, Context, Expr, Term}, parse};
[INFO] [stdout]   |             ^^^^^^^         ^^^^  ^^^^  ^^^^^^^  ^^^^  ^^^^   ^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if this is a test module, consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> src/main.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | mod perf_test;
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Instant`
[INFO] [stdout]  --> src/render.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::time::Instant;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `convert`, `expr`, and `parse`
[INFO] [stdout]  --> src/render.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::{convert, expr, parse};
[INFO] [stdout]   |             ^^^^^^^  ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `kiss3d::light::Light`
[INFO] [stdout]  --> src/render.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use kiss3d::light::Light;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Context` and `f::*`
[INFO] [stdout]   --> src/main.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | use expr::{Context, f::*};
[INFO] [stdout]    |            ^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/convert.rs:70:28
[INFO] [stdout]    |
[INFO] [stdout] 70 |         parse::Node::Ln(_, a) => panic!()/*ln(convert_expr(*a.into_inner()))*/,
[INFO] [stdout]    |                            ^ help: if this is intentional, prefix it with an underscore: `_a`
[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/convert.rs:71:29
[INFO] [stdout]    |
[INFO] [stdout] 71 |         parse::Node::Log(_, a, b) => panic!()/*log(convert_expr(*a.into_inner()), convert_expr(*b.into_inner()))*/,
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> src/convert.rs:71:32
[INFO] [stdout]    |
[INFO] [stdout] 71 |         parse::Node::Log(_, a, b) => panic!()/*log(convert_expr(*a.into_inner()), convert_expr(*b.into_inner()))*/,
[INFO] [stdout]    |                                ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/convert.rs:72:30
[INFO] [stdout]    |
[INFO] [stdout] 72 |         parse::Node::Root(_, a, b) => panic!()/*root(convert_expr(*a.into_inner()), convert_expr(*b.into_inner()))*/,
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> src/convert.rs:72:33
[INFO] [stdout]    |
[INFO] [stdout] 72 |         parse::Node::Root(_, a, b) => panic!()/*root(convert_expr(*a.into_inner()), convert_expr(*b.into_inner()))*/,
[INFO] [stdout]    |                                 ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/convert.rs:73:30
[INFO] [stdout]    |
[INFO] [stdout] 73 |         parse::Node::Sqrt(_, a) => panic!()/*sqrt(convert_expr(*a.into_inner()))*/,
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/convert.rs:74:30
[INFO] [stdout]    |
[INFO] [stdout] 74 |         parse::Node::Cbrt(_, a) => panic!()/*cbrt(convert_expr(*a.into_inner()))*/,
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/convert.rs:75:29
[INFO] [stdout]    |
[INFO] [stdout] 75 |         parse::Node::Sin(_, a) => panic!()/*sin(convert_expr(*a.into_inner()))*/,
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/convert.rs:76:29
[INFO] [stdout]    |
[INFO] [stdout] 76 |         parse::Node::Cos(_, a) => panic!()/*cos(convert_expr(*a.into_inner()))*/,
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/convert.rs:77:29
[INFO] [stdout]    |
[INFO] [stdout] 77 |         parse::Node::Tan(_, a) => panic!()/*tan(convert_expr(*a.into_inner()))*/,
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/convert.rs:78:30
[INFO] [stdout]    |
[INFO] [stdout] 78 |         parse::Node::Sinh(_, a) => panic!()/*sinh(convert_expr(*a.into_inner()))*/,
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/convert.rs:79:30
[INFO] [stdout]    |
[INFO] [stdout] 79 |         parse::Node::Cosh(_, a) => panic!()/*cosh(convert_expr(*a.into_inner()))*/,
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/convert.rs:80:30
[INFO] [stdout]    |
[INFO] [stdout] 80 |         parse::Node::Tanh(_, a) => panic!()/*tanh(convert_expr(*a.into_inner()))*/,
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/convert.rs:81:30
[INFO] [stdout]    |
[INFO] [stdout] 81 |         parse::Node::Asin(_, a) => panic!()/*asin(convert_expr(*a.into_inner()))*/,
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/convert.rs:82:30
[INFO] [stdout]    |
[INFO] [stdout] 82 |         parse::Node::Acos(_, a) => panic!()/*acos(convert_expr(*a.into_inner()))*/,
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/convert.rs:83:30
[INFO] [stdout]    |
[INFO] [stdout] 83 |         parse::Node::Atan(_, a) => panic!()/*atan(convert_expr(*a.into_inner()))*/,
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/convert.rs:84:31
[INFO] [stdout]    |
[INFO] [stdout] 84 |         parse::Node::Asinh(_, a) => panic!()/*asinh(convert_expr(*a.into_inner()))*/,
[INFO] [stdout]    |                               ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/convert.rs:85:31
[INFO] [stdout]    |
[INFO] [stdout] 85 |         parse::Node::Acosh(_, a) => panic!()/*acosh(convert_expr(*a.into_inner()))*/,
[INFO] [stdout]    |                               ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/convert.rs:86:31
[INFO] [stdout]    |
[INFO] [stdout] 86 |         parse::Node::Atanh(_, a) => panic!()/*atanh(convert_expr(*a.into_inner()))*/,
[INFO] [stdout]    |                               ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/convert.rs:88:29
[INFO] [stdout]    |
[INFO] [stdout] 88 |         parse::Node::Abs(_, a, _) => panic!()/*abs(convert_expr(*a))*/,
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fs::write("ctx.txt", format!("{c:#?}"));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let _ = fs::write("ctx.txt", format!("{c:#?}"));
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fs::write("output.txt", format!("{e:#?}"));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let _ = fs::write("output.txt", format!("{e:#?}"));
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 21s
[INFO] running `Command { std: "docker" "inspect" "9ed05a8f16c0bba7cf1ea299fe4a94f8685d38d4e58ad3bbd11dbbdc5dd9dfff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ed05a8f16c0bba7cf1ea299fe4a94f8685d38d4e58ad3bbd11dbbdc5dd9dfff", kill_on_drop: false }`
[INFO] [stdout] 9ed05a8f16c0bba7cf1ea299fe4a94f8685d38d4e58ad3bbd11dbbdc5dd9dfff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4675a9041e7b8ad2351c03f83b9b7b291d841ddba95c2c19c5198980995fb551
[INFO] running `Command { std: "docker" "start" "-a" "4675a9041e7b8ad2351c03f83b9b7b291d841ddba95c2c19c5198980995fb551", kill_on_drop: false }`
[INFO] [stderr]    Compiling kesmos v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `thread` and `time::Instant`
[INFO] [stdout]  --> src/perf_test.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::{thread, time::Instant};
[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: `Context`, `Expr`, `Term`, `convert`, `f::*`, `parse`, and `self`
[INFO] [stdout]  --> src/perf_test.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::{convert, expr::{self, f::*, Context, Expr, Term}, parse};
[INFO] [stdout]   |             ^^^^^^^         ^^^^  ^^^^  ^^^^^^^  ^^^^  ^^^^   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Instant`
[INFO] [stdout]  --> src/render.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::time::Instant;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `convert`, `expr`, and `parse`
[INFO] [stdout]  --> src/render.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::{convert, expr, parse};
[INFO] [stdout]   |             ^^^^^^^  ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `kiss3d::light::Light`
[INFO] [stdout]  --> src/render.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use kiss3d::light::Light;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Context` and `f::*`
[INFO] [stdout]   --> src/main.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | use expr::{Context, f::*};
[INFO] [stdout]    |            ^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/convert.rs:70:28
[INFO] [stdout]    |
[INFO] [stdout] 70 |         parse::Node::Ln(_, a) => panic!()/*ln(convert_expr(*a.into_inner()))*/,
[INFO] [stdout]    |                            ^ help: if this is intentional, prefix it with an underscore: `_a`
[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/convert.rs:71:29
[INFO] [stdout]    |
[INFO] [stdout] 71 |         parse::Node::Log(_, a, b) => panic!()/*log(convert_expr(*a.into_inner()), convert_expr(*b.into_inner()))*/,
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> src/convert.rs:71:32
[INFO] [stdout]    |
[INFO] [stdout] 71 |         parse::Node::Log(_, a, b) => panic!()/*log(convert_expr(*a.into_inner()), convert_expr(*b.into_inner()))*/,
[INFO] [stdout]    |                                ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/convert.rs:72:30
[INFO] [stdout]    |
[INFO] [stdout] 72 |         parse::Node::Root(_, a, b) => panic!()/*root(convert_expr(*a.into_inner()), convert_expr(*b.into_inner()))*/,
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> src/convert.rs:72:33
[INFO] [stdout]    |
[INFO] [stdout] 72 |         parse::Node::Root(_, a, b) => panic!()/*root(convert_expr(*a.into_inner()), convert_expr(*b.into_inner()))*/,
[INFO] [stdout]    |                                 ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/convert.rs:73:30
[INFO] [stdout]    |
[INFO] [stdout] 73 |         parse::Node::Sqrt(_, a) => panic!()/*sqrt(convert_expr(*a.into_inner()))*/,
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/convert.rs:74:30
[INFO] [stdout]    |
[INFO] [stdout] 74 |         parse::Node::Cbrt(_, a) => panic!()/*cbrt(convert_expr(*a.into_inner()))*/,
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/convert.rs:75:29
[INFO] [stdout]    |
[INFO] [stdout] 75 |         parse::Node::Sin(_, a) => panic!()/*sin(convert_expr(*a.into_inner()))*/,
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/convert.rs:76:29
[INFO] [stdout]    |
[INFO] [stdout] 76 |         parse::Node::Cos(_, a) => panic!()/*cos(convert_expr(*a.into_inner()))*/,
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/convert.rs:77:29
[INFO] [stdout]    |
[INFO] [stdout] 77 |         parse::Node::Tan(_, a) => panic!()/*tan(convert_expr(*a.into_inner()))*/,
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/convert.rs:78:30
[INFO] [stdout]    |
[INFO] [stdout] 78 |         parse::Node::Sinh(_, a) => panic!()/*sinh(convert_expr(*a.into_inner()))*/,
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/convert.rs:79:30
[INFO] [stdout]    |
[INFO] [stdout] 79 |         parse::Node::Cosh(_, a) => panic!()/*cosh(convert_expr(*a.into_inner()))*/,
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/convert.rs:80:30
[INFO] [stdout]    |
[INFO] [stdout] 80 |         parse::Node::Tanh(_, a) => panic!()/*tanh(convert_expr(*a.into_inner()))*/,
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/convert.rs:81:30
[INFO] [stdout]    |
[INFO] [stdout] 81 |         parse::Node::Asin(_, a) => panic!()/*asin(convert_expr(*a.into_inner()))*/,
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/convert.rs:82:30
[INFO] [stdout]    |
[INFO] [stdout] 82 |         parse::Node::Acos(_, a) => panic!()/*acos(convert_expr(*a.into_inner()))*/,
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/convert.rs:83:30
[INFO] [stdout]    |
[INFO] [stdout] 83 |         parse::Node::Atan(_, a) => panic!()/*atan(convert_expr(*a.into_inner()))*/,
[INFO] [stdout]    |                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/convert.rs:84:31
[INFO] [stdout]    |
[INFO] [stdout] 84 |         parse::Node::Asinh(_, a) => panic!()/*asinh(convert_expr(*a.into_inner()))*/,
[INFO] [stdout]    |                               ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/convert.rs:85:31
[INFO] [stdout]    |
[INFO] [stdout] 85 |         parse::Node::Acosh(_, a) => panic!()/*acosh(convert_expr(*a.into_inner()))*/,
[INFO] [stdout]    |                               ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/convert.rs:86:31
[INFO] [stdout]    |
[INFO] [stdout] 86 |         parse::Node::Atanh(_, a) => panic!()/*atanh(convert_expr(*a.into_inner()))*/,
[INFO] [stdout]    |                               ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/convert.rs:88:29
[INFO] [stdout]    |
[INFO] [stdout] 88 |         parse::Node::Abs(_, a, _) => panic!()/*abs(convert_expr(*a))*/,
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fs::write("ctx.txt", format!("{c:#?}"));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let _ = fs::write("ctx.txt", format!("{c:#?}"));
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fs::write("output.txt", format!("{e:#?}"));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let _ = fs::write("output.txt", format!("{e:#?}"));
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `Command { std: "docker" "inspect" "4675a9041e7b8ad2351c03f83b9b7b291d841ddba95c2c19c5198980995fb551", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4675a9041e7b8ad2351c03f83b9b7b291d841ddba95c2c19c5198980995fb551", kill_on_drop: false }`
[INFO] [stdout] 4675a9041e7b8ad2351c03f83b9b7b291d841ddba95c2c19c5198980995fb551
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 506fae9f7685d136f13835ff09dd37f043d166c24d5e4f0fcf23b66f123b1197
[INFO] running `Command { std: "docker" "start" "-a" "506fae9f7685d136f13835ff09dd37f043d166c24d5e4f0fcf23b66f123b1197", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `thread` and `time::Instant`
[INFO] [stderr]  --> src/perf_test.rs:4:11
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::{thread, time::Instant};
[INFO] [stderr]   |           ^^^^^^  ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Context`, `Expr`, `Term`, `convert`, `f::*`, `parse`, and `self`
[INFO] [stderr]  --> src/perf_test.rs:7:13
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::{convert, expr::{self, f::*, Context, Expr, Term}, parse};
[INFO] [stderr]   |             ^^^^^^^         ^^^^  ^^^^  ^^^^^^^  ^^^^  ^^^^   ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Instant`
[INFO] [stderr]  --> src/render.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::time::Instant;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `convert`, `expr`, and `parse`
[INFO] [stderr]  --> src/render.rs:6:13
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::{convert, expr, parse};
[INFO] [stderr]   |             ^^^^^^^  ^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `kiss3d::light::Light`
[INFO] [stderr]  --> src/render.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use kiss3d::light::Light;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Context` and `f::*`
[INFO] [stderr]   --> src/main.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 | use expr::{Context, f::*};
[INFO] [stderr]    |            ^^^^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/convert.rs:70:28
[INFO] [stderr]    |
[INFO] [stderr] 70 |         parse::Node::Ln(_, a) => panic!()/*ln(convert_expr(*a.into_inner()))*/,
[INFO] [stderr]    |                            ^ help: if this is intentional, prefix it with an underscore: `_a`
[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/convert.rs:71:29
[INFO] [stderr]    |
[INFO] [stderr] 71 |         parse::Node::Log(_, a, b) => panic!()/*log(convert_expr(*a.into_inner()), convert_expr(*b.into_inner()))*/,
[INFO] [stderr]    |                             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]   --> src/convert.rs:71:32
[INFO] [stderr]    |
[INFO] [stderr] 71 |         parse::Node::Log(_, a, b) => panic!()/*log(convert_expr(*a.into_inner()), convert_expr(*b.into_inner()))*/,
[INFO] [stderr]    |                                ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/convert.rs:72:30
[INFO] [stderr]    |
[INFO] [stderr] 72 |         parse::Node::Root(_, a, b) => panic!()/*root(convert_expr(*a.into_inner()), convert_expr(*b.into_inner()))*/,
[INFO] [stderr]    |                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]   --> src/convert.rs:72:33
[INFO] [stderr]    |
[INFO] [stderr] 72 |         parse::Node::Root(_, a, b) => panic!()/*root(convert_expr(*a.into_inner()), convert_expr(*b.into_inner()))*/,
[INFO] [stderr]    |                                 ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/convert.rs:73:30
[INFO] [stderr]    |
[INFO] [stderr] 73 |         parse::Node::Sqrt(_, a) => panic!()/*sqrt(convert_expr(*a.into_inner()))*/,
[INFO] [stderr]    |                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/convert.rs:74:30
[INFO] [stderr]    |
[INFO] [stderr] 74 |         parse::Node::Cbrt(_, a) => panic!()/*cbrt(convert_expr(*a.into_inner()))*/,
[INFO] [stderr]    |                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/convert.rs:75:29
[INFO] [stderr]    |
[INFO] [stderr] 75 |         parse::Node::Sin(_, a) => panic!()/*sin(convert_expr(*a.into_inner()))*/,
[INFO] [stderr]    |                             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/convert.rs:76:29
[INFO] [stderr]    |
[INFO] [stderr] 76 |         parse::Node::Cos(_, a) => panic!()/*cos(convert_expr(*a.into_inner()))*/,
[INFO] [stderr]    |                             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/convert.rs:77:29
[INFO] [stderr]    |
[INFO] [stderr] 77 |         parse::Node::Tan(_, a) => panic!()/*tan(convert_expr(*a.into_inner()))*/,
[INFO] [stderr]    |                             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/convert.rs:78:30
[INFO] [stderr]    |
[INFO] [stderr] 78 |         parse::Node::Sinh(_, a) => panic!()/*sinh(convert_expr(*a.into_inner()))*/,
[INFO] [stderr]    |                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/convert.rs:79:30
[INFO] [stderr]    |
[INFO] [stderr] 79 |         parse::Node::Cosh(_, a) => panic!()/*cosh(convert_expr(*a.into_inner()))*/,
[INFO] [stderr]    |                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/convert.rs:80:30
[INFO] [stderr]    |
[INFO] [stderr] 80 |         parse::Node::Tanh(_, a) => panic!()/*tanh(convert_expr(*a.into_inner()))*/,
[INFO] [stderr]    |                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/convert.rs:81:30
[INFO] [stderr]    |
[INFO] [stderr] 81 |         parse::Node::Asin(_, a) => panic!()/*asin(convert_expr(*a.into_inner()))*/,
[INFO] [stderr]    |                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/convert.rs:82:30
[INFO] [stderr]    |
[INFO] [stderr] 82 |         parse::Node::Acos(_, a) => panic!()/*acos(convert_expr(*a.into_inner()))*/,
[INFO] [stderr]    |                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/convert.rs:83:30
[INFO] [stderr]    |
[INFO] [stderr] 83 |         parse::Node::Atan(_, a) => panic!()/*atan(convert_expr(*a.into_inner()))*/,
[INFO] [stderr]    |                              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/convert.rs:84:31
[INFO] [stderr]    |
[INFO] [stderr] 84 |         parse::Node::Asinh(_, a) => panic!()/*asinh(convert_expr(*a.into_inner()))*/,
[INFO] [stderr]    |                               ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/convert.rs:85:31
[INFO] [stderr]    |
[INFO] [stderr] 85 |         parse::Node::Acosh(_, a) => panic!()/*acosh(convert_expr(*a.into_inner()))*/,
[INFO] [stderr]    |                               ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/convert.rs:86:31
[INFO] [stderr]    |
[INFO] [stderr] 86 |         parse::Node::Atanh(_, a) => panic!()/*atanh(convert_expr(*a.into_inner()))*/,
[INFO] [stderr]    |                               ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/convert.rs:88:29
[INFO] [stderr]    |
[INFO] [stderr] 88 |         parse::Node::Abs(_, a, _) => panic!()/*abs(convert_expr(*a))*/,
[INFO] [stderr]    |                             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fs::write("ctx.txt", format!("{c:#?}"));
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 29 |     let _ = fs::write("ctx.txt", format!("{c:#?}"));
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fs::write("output.txt", format!("{e:#?}"));
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 33 |     let _ = fs::write("output.txt", format!("{e:#?}"));
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `kesmos` (bin "kesmos" test) generated 28 warnings (run `cargo fix --bin "kesmos" -p kesmos --tests` to apply 26 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/kesmos-28ef2c41da4ac7ab)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "506fae9f7685d136f13835ff09dd37f043d166c24d5e4f0fcf23b66f123b1197", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "506fae9f7685d136f13835ff09dd37f043d166c24d5e4f0fcf23b66f123b1197", kill_on_drop: false }`
[INFO] [stdout] 506fae9f7685d136f13835ff09dd37f043d166c24d5e4f0fcf23b66f123b1197
