[INFO] fetching crate panmath 0.1.2...
[INFO] testing panmath-0.1.2 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate panmath 0.1.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate panmath 0.1.2
[INFO] finished tweaking crates.io crate panmath 0.1.2
[INFO] tweaked toml for crates.io crate panmath 0.1.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate panmath 0.1.2 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 12 packages to latest compatible versions
[INFO] [stderr]       Adding nom v7.1.3 (available: v8.0.0)
[INFO] [stderr]       Adding strum v0.22.0 (available: v0.27.2)
[INFO] [stderr]       Adding strum_macros v0.22.0 (available: v0.27.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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_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" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cbf06bc46b0b76973e7050522d00d91f8d5a03591c1165fdf75aa25e0d1a0c60
[INFO] running `Command { std: "docker" "start" "-a" "cbf06bc46b0b76973e7050522d00d91f8d5a03591c1165fdf75aa25e0d1a0c60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbf06bc46b0b76973e7050522d00d91f8d5a03591c1165fdf75aa25e0d1a0c60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbf06bc46b0b76973e7050522d00d91f8d5a03591c1165fdf75aa25e0d1a0c60", kill_on_drop: false }`
[INFO] [stdout] cbf06bc46b0b76973e7050522d00d91f8d5a03591c1165fdf75aa25e0d1a0c60
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 238e218986ebfac84765e30984932dbbd925d1a6dfd9d08777f98cc6d0cf7385
[INFO] running `Command { std: "docker" "start" "-a" "238e218986ebfac84765e30984932dbbd925d1a6dfd9d08777f98cc6d0cf7385", kill_on_drop: false }`
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling strum v0.22.0
[INFO] [stderr]    Compiling strum_macros v0.22.0
[INFO] [stderr]    Compiling panmath v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `operators::Op`
[INFO] [stdout]  --> src/formatters/latex.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     operators::Op,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `operators::Op`
[INFO] [stdout]  --> src/formatters/unicode.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     operators::Op,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DelimKind`
[INFO] [stdout]  --> src/parsers/token.rs:7:33
[INFO] [stdout]   |
[INFO] [stdout] 7 |     delimiter::{self, DelimDir, DelimKind, Delimiter},
[INFO] [stdout]   |                                 ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/parsers/token.rs:51:29
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let mut rest = input.clone();
[INFO] [stdout]    |                             ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/parsers/token.rs:132:25
[INFO] [stdout]     |
[INFO] [stdout] 132 |                     rest.clone(),
[INFO] [stdout]     |                         ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.76s
[INFO] running `Command { std: "docker" "inspect" "238e218986ebfac84765e30984932dbbd925d1a6dfd9d08777f98cc6d0cf7385", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "238e218986ebfac84765e30984932dbbd925d1a6dfd9d08777f98cc6d0cf7385", kill_on_drop: false }`
[INFO] [stdout] 238e218986ebfac84765e30984932dbbd925d1a6dfd9d08777f98cc6d0cf7385
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 911092c3f57abef4f4baa44fdf9b4a7adfcf2be81466ffa81a15df4d434d517b
[INFO] running `Command { std: "docker" "start" "-a" "911092c3f57abef4f4baa44fdf9b4a7adfcf2be81466ffa81a15df4d434d517b", kill_on_drop: false }`
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `operators::Op`
[INFO] [stdout]  --> src/formatters/latex.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     operators::Op,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `operators::Op`
[INFO] [stdout]  --> src/formatters/unicode.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     operators::Op,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DelimKind`
[INFO] [stdout]  --> src/parsers/token.rs:7:33
[INFO] [stdout]   |
[INFO] [stdout] 7 |     delimiter::{self, DelimDir, DelimKind, Delimiter},
[INFO] [stdout]   |                                 ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/parsers/token.rs:51:29
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let mut rest = input.clone();
[INFO] [stdout]    |                             ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/parsers/token.rs:132:25
[INFO] [stdout]     |
[INFO] [stdout] 132 |                     rest.clone(),
[INFO] [stdout]     |                         ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling panmath v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `operators::Op`
[INFO] [stdout]  --> src/formatters/latex.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     operators::Op,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `operators::Op`
[INFO] [stdout]  --> src/formatters/unicode.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     operators::Op,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DelimKind`
[INFO] [stdout]  --> src/parsers/token.rs:7:33
[INFO] [stdout]   |
[INFO] [stdout] 7 |     delimiter::{self, DelimDir, DelimKind, Delimiter},
[INFO] [stdout]   |                                 ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/lib.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tree`
[INFO] [stdout]   --> src/formatters/unicode.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |         let tree = ast::AST::BinaryExpr(
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_tree`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/parsers/token.rs:51:29
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let mut rest = input.clone();
[INFO] [stdout]    |                             ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/parsers/token.rs:132:25
[INFO] [stdout]     |
[INFO] [stdout] 132 |                     rest.clone(),
[INFO] [stdout]     |                         ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "911092c3f57abef4f4baa44fdf9b4a7adfcf2be81466ffa81a15df4d434d517b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "911092c3f57abef4f4baa44fdf9b4a7adfcf2be81466ffa81a15df4d434d517b", kill_on_drop: false }`
[INFO] [stdout] 911092c3f57abef4f4baa44fdf9b4a7adfcf2be81466ffa81a15df4d434d517b
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3d3d56dde64ddf385aa745057702b1e93dd714aa8fd213fc7ce9b95ffe149e6d
[INFO] running `Command { std: "docker" "start" "-a" "3d3d56dde64ddf385aa745057702b1e93dd714aa8fd213fc7ce9b95ffe149e6d", kill_on_drop: false }`
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stdout] 
[INFO] [stderr]  --> src/lib.rs:7:1
[INFO] [stdout] running 12 tests
[INFO] [stderr]   |
[INFO] [stdout] test formatters::latex::tests::test_formatting ... ok
[INFO] [stderr] 7 | #[macro_use]
[INFO] [stdout] test symbols::tests::test_all_greek_letters ... ok
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stdout] test formatters::unicode::tests::test_formatting ... ok
[INFO] [stderr]   |
[INFO] [stdout] test formatters::unicode::tests::test_parse ... ok
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] test parsers::ascii::tests::test_simple_frac ... ok
[INFO] [stderr] 
[INFO] [stdout] test parsers::token::tests::test_tokenizing ... ok
[INFO] [stderr] warning: unused import: `operators::Op`
[INFO] [stdout] test operators::tests::test_pm ... ok
[INFO] [stderr]  --> src/formatters/latex.rs:6:5
[INFO] [stdout] test symbols::tests::test_greek_letters ... ok
[INFO] [stderr]   |
[INFO] [stdout] test symbols::tests::test_all_latin_letters ... ok
[INFO] [stderr] 6 |     operators::Op,
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stdout] test formatters::precedence::tests::test_need_parens ... ok
[INFO] [stderr] 
[INFO] [stdout] test formatters::latex::tests::test_parse ... ok
[INFO] [stderr] warning: unused import: `operators::Op`
[INFO] [stdout] 
[INFO] [stderr]  --> src/formatters/unicode.rs:6:5
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr] 6 |     operators::Op,
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `DelimKind`
[INFO] [stderr]  --> src/parsers/token.rs:7:33
[INFO] [stderr]   |
[INFO] [stderr] 7 |     delimiter::{self, DelimDir, DelimKind, Delimiter},
[INFO] [stderr]   |                                 ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]   --> src/parsers/token.rs:51:29
[INFO] [stderr]    |
[INFO] [stderr] 51 |         let mut rest = input.clone();
[INFO] [stderr]    |                             ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]    |
[INFO] [stderr]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stderr]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]    --> src/parsers/token.rs:132:25
[INFO] [stderr]     |
[INFO] [stderr] 132 |                     rest.clone(),
[INFO] [stderr]     |                         ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]     |
[INFO] [stderr]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stderr] 
[INFO] [stderr] warning: `panmath` (lib) generated 6 warnings (run `cargo fix --lib -p panmath` to apply 5 suggestions)
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/lib.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tree`
[INFO] [stderr]   --> src/formatters/unicode.rs:84:13
[INFO] [stderr]    |
[INFO] [stderr] 84 |         let tree = ast::AST::BinaryExpr(
[INFO] [stderr]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_tree`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `panmath` (lib test) generated 8 warnings (6 duplicates) (run `cargo fix --lib -p panmath --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/panmath-e6f9247edbe63a85)
[INFO] [stderr]    Doc-tests panmath
[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" "3d3d56dde64ddf385aa745057702b1e93dd714aa8fd213fc7ce9b95ffe149e6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d3d56dde64ddf385aa745057702b1e93dd714aa8fd213fc7ce9b95ffe149e6d", kill_on_drop: false }`
[INFO] [stdout] 3d3d56dde64ddf385aa745057702b1e93dd714aa8fd213fc7ce9b95ffe149e6d