[INFO] fetching crate equationx 0.1.1...
[INFO] testing equationx-0.1.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate equationx 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate equationx 0.1.1
[INFO] finished tweaking crates.io crate equationx 0.1.1
[INFO] tweaked toml for crates.io crate equationx 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate equationx 0.1.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 79 packages to latest compatible versions
[INFO] [stderr]       Adding lalrpop v0.20.2 (available: v0.22.2)
[INFO] [stderr]       Adding lalrpop-util v0.20.2 (available: v0.22.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cordic v0.1.5
[INFO] [stderr]   Downloaded fixed v1.29.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 732550344aba38a4439967e158a798722c33a8e03c2a5fcf9c50153a108e14e3
[INFO] running `Command { std: "docker" "start" "-a" "732550344aba38a4439967e158a798722c33a8e03c2a5fcf9c50153a108e14e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "732550344aba38a4439967e158a798722c33a8e03c2a5fcf9c50153a108e14e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "732550344aba38a4439967e158a798722c33a8e03c2a5fcf9c50153a108e14e3", kill_on_drop: false }`
[INFO] [stdout] 732550344aba38a4439967e158a798722c33a8e03c2a5fcf9c50153a108e14e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b49ef95f9af942ef70b52b3c350e485894c7f025f7992886189dc6754db5fc3
[INFO] running `Command { std: "docker" "start" "-a" "8b49ef95f9af942ef70b52b3c350e485894c7f025f7992886189dc6754db5fc3", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling fixed v1.29.0
[INFO] [stderr]    Compiling pico-args v0.5.0
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling bytemuck v1.23.2
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling ena v0.14.3
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling indexmap v2.11.4
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling string_cache v0.8.9
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling lalrpop-util v0.20.2
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling lalrpop v0.20.2
[INFO] [stderr]    Compiling cordic v0.1.5
[INFO] [stderr]    Compiling equationx v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `FixedI64` and `types::extra::LeEqU64`
[INFO] [stdout]  --> src/fixed_point.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use fixed::{types::extra::LeEqU64, FixedI64};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Equation`
[INFO] [stdout]  --> src/fixed_point.rs:2:18
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::ast::{Equation, Expr};
[INFO] [stdout]   |                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `op1`
[INFO] [stdout]   --> src/fixed_point.rs:22:17
[INFO] [stdout]    |
[INFO] [stdout] 22 |             Pow(op1, op2) => unimplemented!(),//cordic_powf(op1.eval(arg), op2.eval(arg)),
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_op1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `op2`
[INFO] [stdout]   --> src/fixed_point.rs:22:22
[INFO] [stdout]    |
[INFO] [stdout] 22 |             Pow(op1, op2) => unimplemented!(),//cordic_powf(op1.eval(arg), op2.eval(arg)),
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_op2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `op1`
[INFO] [stdout]   --> src/fixed_point.rs:23:17
[INFO] [stdout]    |
[INFO] [stdout] 23 |             Log(op1, op2) => unimplemented!(),//cordic_log(op1.eval(arg), op2.eval(arg)),
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_op1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `op2`
[INFO] [stdout]   --> src/fixed_point.rs:23:22
[INFO] [stdout]    |
[INFO] [stdout] 23 |             Log(op1, op2) => unimplemented!(),//cordic_log(op1.eval(arg), op2.eval(arg)),
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_op2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.83s
[INFO] running `Command { std: "docker" "inspect" "8b49ef95f9af942ef70b52b3c350e485894c7f025f7992886189dc6754db5fc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b49ef95f9af942ef70b52b3c350e485894c7f025f7992886189dc6754db5fc3", kill_on_drop: false }`
[INFO] [stdout] 8b49ef95f9af942ef70b52b3c350e485894c7f025f7992886189dc6754db5fc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f24cbf473aaebc7a8b831b322754943782bfee3376f3a891c1417a8b94c75946
[INFO] running `Command { std: "docker" "start" "-a" "f24cbf473aaebc7a8b831b322754943782bfee3376f3a891c1417a8b94c75946", kill_on_drop: false }`
[INFO] [stdout] warning: unused imports: `FixedI64` and `types::extra::LeEqU64`
[INFO] [stdout]  --> src/fixed_point.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use fixed::{types::extra::LeEqU64, FixedI64};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling equationx v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Equation`
[INFO] [stdout]  --> src/fixed_point.rs:2:18
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::ast::{Equation, Expr};
[INFO] [stdout]   |                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `op1`
[INFO] [stdout]   --> src/fixed_point.rs:22:17
[INFO] [stdout]    |
[INFO] [stdout] 22 |             Pow(op1, op2) => unimplemented!(),//cordic_powf(op1.eval(arg), op2.eval(arg)),
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_op1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `op2`
[INFO] [stdout]   --> src/fixed_point.rs:22:22
[INFO] [stdout]    |
[INFO] [stdout] 22 |             Pow(op1, op2) => unimplemented!(),//cordic_powf(op1.eval(arg), op2.eval(arg)),
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_op2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `op1`
[INFO] [stdout]   --> src/fixed_point.rs:23:17
[INFO] [stdout]    |
[INFO] [stdout] 23 |             Log(op1, op2) => unimplemented!(),//cordic_log(op1.eval(arg), op2.eval(arg)),
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_op1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `op2`
[INFO] [stdout]   --> src/fixed_point.rs:23:22
[INFO] [stdout]    |
[INFO] [stdout] 23 |             Log(op1, op2) => unimplemented!(),//cordic_log(op1.eval(arg), op2.eval(arg)),
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_op2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FixedI64` and `types::extra::LeEqU64`
[INFO] [stdout]  --> src/fixed_point.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use fixed::{types::extra::LeEqU64, FixedI64};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Equation`
[INFO] [stdout]  --> src/fixed_point.rs:2:18
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::ast::{Equation, Expr};
[INFO] [stdout]   |                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `op1`
[INFO] [stdout]   --> src/fixed_point.rs:22:17
[INFO] [stdout]    |
[INFO] [stdout] 22 |             Pow(op1, op2) => unimplemented!(),//cordic_powf(op1.eval(arg), op2.eval(arg)),
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_op1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `op2`
[INFO] [stdout]   --> src/fixed_point.rs:22:22
[INFO] [stdout]    |
[INFO] [stdout] 22 |             Pow(op1, op2) => unimplemented!(),//cordic_powf(op1.eval(arg), op2.eval(arg)),
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_op2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `op1`
[INFO] [stdout]   --> src/fixed_point.rs:23:17
[INFO] [stdout]    |
[INFO] [stdout] 23 |             Log(op1, op2) => unimplemented!(),//cordic_log(op1.eval(arg), op2.eval(arg)),
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_op1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `op2`
[INFO] [stdout]   --> src/fixed_point.rs:23:22
[INFO] [stdout]    |
[INFO] [stdout] 23 |             Log(op1, op2) => unimplemented!(),//cordic_log(op1.eval(arg), op2.eval(arg)),
[INFO] [stdout]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_op2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `eq`
[INFO] [stdout]    --> src/lib.rs:331:13
[INFO] [stdout]     |
[INFO] [stdout] 331 |         let eq = Expr::from_str(s).unwrap();
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_eq`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `eq`
[INFO] [stdout]    --> src/lib.rs:338:13
[INFO] [stdout]     |
[INFO] [stdout] 338 |         let eq = Expr::from_str(s).unwrap();
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_eq`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.25s
[INFO] running `Command { std: "docker" "inspect" "f24cbf473aaebc7a8b831b322754943782bfee3376f3a891c1417a8b94c75946", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f24cbf473aaebc7a8b831b322754943782bfee3376f3a891c1417a8b94c75946", kill_on_drop: false }`
[INFO] [stdout] f24cbf473aaebc7a8b831b322754943782bfee3376f3a891c1417a8b94c75946
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ff2118cd459a4ee05ee1583dd7be88893d4848ed121e01bcc952f4d6d149b7f3
[INFO] running `Command { std: "docker" "start" "-a" "ff2118cd459a4ee05ee1583dd7be88893d4848ed121e01bcc952f4d6d149b7f3", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `FixedI64` and `types::extra::LeEqU64`
[INFO] [stderr]  --> src/fixed_point.rs:1:13
[INFO] [stderr]   |
[INFO] [stderr] 1 | use fixed::{types::extra::LeEqU64, FixedI64};
[INFO] [stderr]   |             ^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Equation`
[INFO] [stderr]  --> src/fixed_point.rs:2:18
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::ast::{Equation, Expr};
[INFO] [stderr]   |                  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `op1`
[INFO] [stderr]   --> src/fixed_point.rs:22:17
[INFO] [stderr]    |
[INFO] [stderr] 22 |             Pow(op1, op2) => unimplemented!(),//cordic_powf(op1.eval(arg), op2.eval(arg)),
[INFO] [stderr]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_op1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `op2`
[INFO] [stderr]   --> src/fixed_point.rs:22:22
[INFO] [stderr]    |
[INFO] [stderr] 22 |             Pow(op1, op2) => unimplemented!(),//cordic_powf(op1.eval(arg), op2.eval(arg)),
[INFO] [stderr]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_op2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `op1`
[INFO] [stderr]   --> src/fixed_point.rs:23:17
[INFO] [stderr]    |
[INFO] [stderr] 23 |             Log(op1, op2) => unimplemented!(),//cordic_log(op1.eval(arg), op2.eval(arg)),
[INFO] [stderr]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_op1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `op2`
[INFO] [stderr]   --> src/fixed_point.rs:23:22
[INFO] [stderr]    |
[INFO] [stderr] 23 |             Log(op1, op2) => unimplemented!(),//cordic_log(op1.eval(arg), op2.eval(arg)),
[INFO] [stderr]    |                      ^^^ help: if this is intentional, prefix it with an underscore: `_op2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `eq`
[INFO] [stderr]    --> src/lib.rs:331:13
[INFO] [stderr]     |
[INFO] [stderr] 331 |         let eq = Expr::from_str(s).unwrap();
[INFO] [stderr]     |             ^^ help: if this is intentional, prefix it with an underscore: `_eq`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `eq`
[INFO] [stderr]    --> src/lib.rs:338:13
[INFO] [stderr]     |
[INFO] [stderr] 338 |         let eq = Expr::from_str(s).unwrap();
[INFO] [stderr]     |             ^^ help: if this is intentional, prefix it with an underscore: `_eq`
[INFO] [stderr] 
[INFO] [stderr] warning: `equationx` (lib) generated 6 warnings (run `cargo fix --lib -p equationx` to apply 2 suggestions)
[INFO] [stderr] warning: `equationx` (lib test) generated 8 warnings (6 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/equationx-bb5dbf844f459b87)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test tests::paren1 ... ok
[INFO] [stdout] test tests::neg3 ... ok
[INFO] [stdout] test tests::basic ... ok
[INFO] [stdout] test tests::paren2 ... ok
[INFO] [stdout] test tests::paren3 ... ok
[INFO] [stdout] test tests::eqn_macro_1 ... ok
[INFO] [stdout] test tests::paren5 ... ok
[INFO] [stdout] test tests::paren6 ... ok
[INFO] [stdout] test tests::log ... ok
[INFO] [stdout] test tests::assoc ... ok
[INFO] [stdout] test tests::piecewise_eval ... ok
[INFO] [stdout] test tests::paren4 ... ok
[INFO] [stdout] test tests::neg1 ... ok
[INFO] [stdout] test tests::neg2 ... ok
[INFO] [stdout] test tests::eqn_macro_2 ... ok
[INFO] [stdout] test tests::to_rust_string_2 ... ok
[INFO] [stdout] test tests::polynomial2 ... ok
[INFO] [stdout] test tests::trig ... ok
[INFO] [stdout] test tests::var2 ... ok
[INFO] [stdout] test tests::to_rust_string_1 ... ok
[INFO] [stdout] test tests::var1 ... ok
[INFO] [stdout] test tests::polynomial1 ... ok
[INFO] [stdout] test tests::piecewise_single ... ok
[INFO] [stdout] test tests::to_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests equationx
[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" "ff2118cd459a4ee05ee1583dd7be88893d4848ed121e01bcc952f4d6d149b7f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff2118cd459a4ee05ee1583dd7be88893d4848ed121e01bcc952f4d6d149b7f3", kill_on_drop: false }`
[INFO] [stdout] ff2118cd459a4ee05ee1583dd7be88893d4848ed121e01bcc952f4d6d149b7f3
