[INFO] fetching crate math_parser 0.3.3...
[INFO] testing math_parser-0.3.3 against 1.91.0 for beta-1.92-2
[INFO] extracting crate math_parser 0.3.3 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate math_parser 0.3.3
[INFO] finished tweaking crates.io crate math_parser 0.3.3
[INFO] tweaked toml for crates.io crate math_parser 0.3.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate math_parser 0.3.3 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate math_parser 0.3.3 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29f17ae7ec7ae7c2b9c43f5027195b6daeb16e924f76b5ea7476659afe82a7ca
[INFO] running `Command { std: "docker" "start" "-a" "29f17ae7ec7ae7c2b9c43f5027195b6daeb16e924f76b5ea7476659afe82a7ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29f17ae7ec7ae7c2b9c43f5027195b6daeb16e924f76b5ea7476659afe82a7ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29f17ae7ec7ae7c2b9c43f5027195b6daeb16e924f76b5ea7476659afe82a7ca", kill_on_drop: false }`
[INFO] [stdout] 29f17ae7ec7ae7c2b9c43f5027195b6daeb16e924f76b5ea7476659afe82a7ca
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54b91bc68e3541edc3ce668057a21a4386a73951b5d3b8e6c48769fe86205648
[INFO] running `Command { std: "docker" "start" "-a" "54b91bc68e3541edc3ce668057a21a4386a73951b5d3b8e6c48769fe86205648", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling pest v2.8.0
[INFO] [stderr]    Compiling pest_meta v2.8.0
[INFO] [stderr]    Compiling pest_generator v2.8.0
[INFO] [stderr]    Compiling pest_derive v2.8.0
[INFO] [stderr]    Compiling math_parser v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated module `pest::prec_climber`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]  --> src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     prec_climber::*,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `pest::prec_climber::PrecClimber`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:16:30
[INFO] [stdout]    |
[INFO] [stdout] 16 |     static ref PREC_CLIMBER: PrecClimber<Rule> = {
[INFO] [stdout]    |                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `pest::prec_climber::PrecClimber`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         PrecClimber::new(vec![
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `pest::prec_climber::Operator`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Operator::new(Rule::eq, Assoc::Left),
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `pest::prec_climber::Assoc::Left`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:18:44
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Operator::new(Rule::eq, Assoc::Left),
[INFO] [stdout]    |                                            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `pest::prec_climber::Operator`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Operator::new(Rule::power, Assoc::Left),
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `pest::prec_climber::Assoc::Left`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:19:47
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Operator::new(Rule::power, Assoc::Left),
[INFO] [stdout]    |                                               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `pest::prec_climber::Operator`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |             Operator::new(Rule::add, Assoc::Left),
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `pest::prec_climber::Assoc::Left`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:20:45
[INFO] [stdout]    |
[INFO] [stdout] 20 |             Operator::new(Rule::add, Assoc::Left),
[INFO] [stdout]    |                                             ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `pest::prec_climber::Operator`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Operator::new(Rule::sub, Assoc::Left),
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `pest::prec_climber::Assoc::Left`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:21:45
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Operator::new(Rule::sub, Assoc::Left),
[INFO] [stdout]    |                                             ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `pest::prec_climber::Operator`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             Operator::new(Rule::modulo, Assoc::Left),
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `pest::prec_climber::Assoc::Left`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:22:48
[INFO] [stdout]    |
[INFO] [stdout] 22 |             Operator::new(Rule::modulo, Assoc::Left),
[INFO] [stdout]    |                                                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `pest::prec_climber::Operator`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |             Operator::new(Rule::div, Assoc::Left),
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `pest::prec_climber::Assoc::Left`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:23:45
[INFO] [stdout]    |
[INFO] [stdout] 23 |             Operator::new(Rule::div, Assoc::Left),
[INFO] [stdout]    |                                             ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `pest::prec_climber::Operator`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |             Operator::new(Rule::mul, Assoc::Left),
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `pest::prec_climber::Assoc::Left`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:24:45
[INFO] [stdout]    |
[INFO] [stdout] 24 |             Operator::new(Rule::mul, Assoc::Left),
[INFO] [stdout]    |                                             ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::prec_climber::PrecClimber::<R>::new`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:17:22
[INFO] [stdout]    |
[INFO] [stdout] 17 |         PrecClimber::new(vec![
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::prec_climber::Operator::<R>::new`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:18:23
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Operator::new(Rule::eq, Assoc::Left),
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::prec_climber::Operator::<R>::new`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:19:23
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Operator::new(Rule::power, Assoc::Left),
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::prec_climber::Operator::<R>::new`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:20:23
[INFO] [stdout]    |
[INFO] [stdout] 20 |             Operator::new(Rule::add, Assoc::Left),
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::prec_climber::Operator::<R>::new`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:21:23
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Operator::new(Rule::sub, Assoc::Left),
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::prec_climber::Operator::<R>::new`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:22:23
[INFO] [stdout]    |
[INFO] [stdout] 22 |             Operator::new(Rule::modulo, Assoc::Left),
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::prec_climber::Operator::<R>::new`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:23:23
[INFO] [stdout]    |
[INFO] [stdout] 23 |             Operator::new(Rule::div, Assoc::Left),
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::prec_climber::Operator::<R>::new`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:24:23
[INFO] [stdout]    |
[INFO] [stdout] 24 |             Operator::new(Rule::mul, Assoc::Left),
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `pest::prec_climber::PrecClimber::<R>::climb`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:77:18
[INFO] [stdout]    |
[INFO] [stdout] 77 |     PREC_CLIMBER.climb(
[INFO] [stdout]    |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> src/lib.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 73 |     drop(input);
[INFO] [stdout]    |     ^^^^^-----^
[INFO] [stdout]    |          |
[INFO] [stdout]    |          argument has type `&str`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    |
[INFO] [stdout] 73 -     drop(input);
[INFO] [stdout] 73 +     let _ = input;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.99s
[INFO] running `Command { std: "docker" "inspect" "54b91bc68e3541edc3ce668057a21a4386a73951b5d3b8e6c48769fe86205648", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54b91bc68e3541edc3ce668057a21a4386a73951b5d3b8e6c48769fe86205648", kill_on_drop: false }`
[INFO] [stdout] 54b91bc68e3541edc3ce668057a21a4386a73951b5d3b8e6c48769fe86205648
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2120ddeef984eb272b01717d53316bce3b8ca86f85ce65875df8389242c4892
[INFO] running `Command { std: "docker" "start" "-a" "f2120ddeef984eb272b01717d53316bce3b8ca86f85ce65875df8389242c4892", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated module `pest::prec_climber`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]  --> src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     prec_climber::*,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `pest::prec_climber::PrecClimber`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:16:30
[INFO] [stdout]    |
[INFO] [stdout] 16 |     static ref PREC_CLIMBER: PrecClimber<Rule> = {
[INFO] [stdout]    |                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `pest::prec_climber::PrecClimber`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         PrecClimber::new(vec![
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `pest::prec_climber::Operator`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Operator::new(Rule::eq, Assoc::Left),
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `pest::prec_climber::Assoc::Left`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:18:44
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Operator::new(Rule::eq, Assoc::Left),
[INFO] [stdout]    |                                            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `pest::prec_climber::Operator`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Operator::new(Rule::power, Assoc::Left),
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `pest::prec_climber::Assoc::Left`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:19:47
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Operator::new(Rule::power, Assoc::Left),
[INFO] [stdout]    |                                               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `pest::prec_climber::Operator`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |             Operator::new(Rule::add, Assoc::Left),
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `pest::prec_climber::Assoc::Left`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:20:45
[INFO] [stdout]    |
[INFO] [stdout] 20 |             Operator::new(Rule::add, Assoc::Left),
[INFO] [stdout]    |                                             ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `pest::prec_climber::Operator`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Operator::new(Rule::sub, Assoc::Left),
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `pest::prec_climber::Assoc::Left`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:21:45
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Operator::new(Rule::sub, Assoc::Left),
[INFO] [stdout]    |                                             ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `pest::prec_climber::Operator`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             Operator::new(Rule::modulo, Assoc::Left),
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `pest::prec_climber::Assoc::Left`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:22:48
[INFO] [stdout]    |
[INFO] [stdout] 22 |             Operator::new(Rule::modulo, Assoc::Left),
[INFO] [stdout]    |                                                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `pest::prec_climber::Operator`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |             Operator::new(Rule::div, Assoc::Left),
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `pest::prec_climber::Assoc::Left`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:23:45
[INFO] [stdout]    |
[INFO] [stdout] 23 |             Operator::new(Rule::div, Assoc::Left),
[INFO] [stdout]    |                                             ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `pest::prec_climber::Operator`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |             Operator::new(Rule::mul, Assoc::Left),
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `pest::prec_climber::Assoc::Left`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:24:45
[INFO] [stdout]    |
[INFO] [stdout] 24 |             Operator::new(Rule::mul, Assoc::Left),
[INFO] [stdout]    |                                             ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::prec_climber::PrecClimber::<R>::new`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:17:22
[INFO] [stdout]    |
[INFO] [stdout] 17 |         PrecClimber::new(vec![
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::prec_climber::Operator::<R>::new`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:18:23
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Operator::new(Rule::eq, Assoc::Left),
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::prec_climber::Operator::<R>::new`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:19:23
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Operator::new(Rule::power, Assoc::Left),
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::prec_climber::Operator::<R>::new`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:20:23
[INFO] [stdout]    |
[INFO] [stdout] 20 |             Operator::new(Rule::add, Assoc::Left),
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::prec_climber::Operator::<R>::new`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:21:23
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Operator::new(Rule::sub, Assoc::Left),
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::prec_climber::Operator::<R>::new`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:22:23
[INFO] [stdout]    |
[INFO] [stdout] 22 |             Operator::new(Rule::modulo, Assoc::Left),
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::prec_climber::Operator::<R>::new`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:23:23
[INFO] [stdout]    |
[INFO] [stdout] 23 |             Operator::new(Rule::div, Assoc::Left),
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::prec_climber::Operator::<R>::new`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:24:23
[INFO] [stdout]    |
[INFO] [stdout] 24 |             Operator::new(Rule::mul, Assoc::Left),
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `pest::prec_climber::PrecClimber::<R>::climb`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:77:18
[INFO] [stdout]    |
[INFO] [stdout] 77 |     PREC_CLIMBER.climb(
[INFO] [stdout]    |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling math_parser v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> src/lib.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 73 |     drop(input);
[INFO] [stdout]    |     ^^^^^-----^
[INFO] [stdout]    |          |
[INFO] [stdout]    |          argument has type `&str`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    |
[INFO] [stdout] 73 -     drop(input);
[INFO] [stdout] 73 +     let _ = input;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated module `pest::prec_climber`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]  --> src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     prec_climber::*,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `pest::prec_climber::PrecClimber`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:16:30
[INFO] [stdout]    |
[INFO] [stdout] 16 |     static ref PREC_CLIMBER: PrecClimber<Rule> = {
[INFO] [stdout]    |                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `pest::prec_climber::PrecClimber`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         PrecClimber::new(vec![
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `pest::prec_climber::Operator`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Operator::new(Rule::eq, Assoc::Left),
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `pest::prec_climber::Assoc::Left`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:18:44
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Operator::new(Rule::eq, Assoc::Left),
[INFO] [stdout]    |                                            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `pest::prec_climber::Operator`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Operator::new(Rule::power, Assoc::Left),
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `pest::prec_climber::Assoc::Left`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:19:47
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Operator::new(Rule::power, Assoc::Left),
[INFO] [stdout]    |                                               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `pest::prec_climber::Operator`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |             Operator::new(Rule::add, Assoc::Left),
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `pest::prec_climber::Assoc::Left`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:20:45
[INFO] [stdout]    |
[INFO] [stdout] 20 |             Operator::new(Rule::add, Assoc::Left),
[INFO] [stdout]    |                                             ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `pest::prec_climber::Operator`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Operator::new(Rule::sub, Assoc::Left),
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `pest::prec_climber::Assoc::Left`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:21:45
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Operator::new(Rule::sub, Assoc::Left),
[INFO] [stdout]    |                                             ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `pest::prec_climber::Operator`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             Operator::new(Rule::modulo, Assoc::Left),
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `pest::prec_climber::Assoc::Left`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:22:48
[INFO] [stdout]    |
[INFO] [stdout] 22 |             Operator::new(Rule::modulo, Assoc::Left),
[INFO] [stdout]    |                                                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `pest::prec_climber::Operator`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |             Operator::new(Rule::div, Assoc::Left),
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `pest::prec_climber::Assoc::Left`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:23:45
[INFO] [stdout]    |
[INFO] [stdout] 23 |             Operator::new(Rule::div, Assoc::Left),
[INFO] [stdout]    |                                             ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `pest::prec_climber::Operator`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |             Operator::new(Rule::mul, Assoc::Left),
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `pest::prec_climber::Assoc::Left`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:24:45
[INFO] [stdout]    |
[INFO] [stdout] 24 |             Operator::new(Rule::mul, Assoc::Left),
[INFO] [stdout]    |                                             ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::prec_climber::PrecClimber::<R>::new`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:17:22
[INFO] [stdout]    |
[INFO] [stdout] 17 |         PrecClimber::new(vec![
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::prec_climber::Operator::<R>::new`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:18:23
[INFO] [stdout]    |
[INFO] [stdout] 18 |             Operator::new(Rule::eq, Assoc::Left),
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::prec_climber::Operator::<R>::new`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:19:23
[INFO] [stdout]    |
[INFO] [stdout] 19 |             Operator::new(Rule::power, Assoc::Left),
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::prec_climber::Operator::<R>::new`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:20:23
[INFO] [stdout]    |
[INFO] [stdout] 20 |             Operator::new(Rule::add, Assoc::Left),
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::prec_climber::Operator::<R>::new`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:21:23
[INFO] [stdout]    |
[INFO] [stdout] 21 |             Operator::new(Rule::sub, Assoc::Left),
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::prec_climber::Operator::<R>::new`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:22:23
[INFO] [stdout]    |
[INFO] [stdout] 22 |             Operator::new(Rule::modulo, Assoc::Left),
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::prec_climber::Operator::<R>::new`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:23:23
[INFO] [stdout]    |
[INFO] [stdout] 23 |             Operator::new(Rule::div, Assoc::Left),
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `pest::prec_climber::Operator::<R>::new`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:24:23
[INFO] [stdout]    |
[INFO] [stdout] 24 |             Operator::new(Rule::mul, Assoc::Left),
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `pest::prec_climber::PrecClimber::<R>::climb`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stdout]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stdout]   --> src/lib.rs:77:18
[INFO] [stdout]    |
[INFO] [stdout] 77 |     PREC_CLIMBER.climb(
[INFO] [stdout]    |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> src/lib.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 73 |     drop(input);
[INFO] [stdout]    |     ^^^^^-----^
[INFO] [stdout]    |          |
[INFO] [stdout]    |          argument has type `&str`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    |
[INFO] [stdout] 73 -     drop(input);
[INFO] [stdout] 73 +     let _ = input;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "f2120ddeef984eb272b01717d53316bce3b8ca86f85ce65875df8389242c4892", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2120ddeef984eb272b01717d53316bce3b8ca86f85ce65875df8389242c4892", kill_on_drop: false }`
[INFO] [stdout] f2120ddeef984eb272b01717d53316bce3b8ca86f85ce65875df8389242c4892
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 55c45f071787ab35b8a0e37fd7657c16bd4d0f487526817af97fe112f49bdb58
[INFO] running `Command { std: "docker" "start" "-a" "55c45f071787ab35b8a0e37fd7657c16bd4d0f487526817af97fe112f49bdb58", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated module `pest::prec_climber`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stderr]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stderr]  --> src/lib.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     prec_climber::*,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated struct `pest::prec_climber::PrecClimber`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stderr]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stderr]   --> src/lib.rs:16:30
[INFO] [stderr]    |
[INFO] [stderr] 16 |     static ref PREC_CLIMBER: PrecClimber<Rule> = {
[INFO] [stderr]    |                              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated struct `pest::prec_climber::PrecClimber`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stderr]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stderr]   --> src/lib.rs:17:9
[INFO] [stderr]    |
[INFO] [stderr] 17 |         PrecClimber::new(vec![
[INFO] [stderr]    |         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated struct `pest::prec_climber::Operator`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stderr]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stderr]   --> src/lib.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |             Operator::new(Rule::eq, Assoc::Left),
[INFO] [stderr]    |             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated unit variant `pest::prec_climber::Assoc::Left`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stderr]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stderr]   --> src/lib.rs:18:44
[INFO] [stderr]    |
[INFO] [stderr] 18 |             Operator::new(Rule::eq, Assoc::Left),
[INFO] [stderr]    |                                            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated struct `pest::prec_climber::Operator`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stderr]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stderr]   --> src/lib.rs:19:13
[INFO] [stderr]    |
[INFO] [stderr] 19 |             Operator::new(Rule::power, Assoc::Left),
[INFO] [stderr]    |             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated unit variant `pest::prec_climber::Assoc::Left`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stderr]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stderr]   --> src/lib.rs:19:47
[INFO] [stderr]    |
[INFO] [stderr] 19 |             Operator::new(Rule::power, Assoc::Left),
[INFO] [stderr]    |                                               ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated struct `pest::prec_climber::Operator`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stderr]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stderr]   --> src/lib.rs:20:13
[INFO] [stderr]    |
[INFO] [stderr] 20 |             Operator::new(Rule::add, Assoc::Left),
[INFO] [stderr]    |             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated unit variant `pest::prec_climber::Assoc::Left`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stderr]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stderr]   --> src/lib.rs:20:45
[INFO] [stderr]    |
[INFO] [stderr] 20 |             Operator::new(Rule::add, Assoc::Left),
[INFO] [stderr]    |                                             ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated struct `pest::prec_climber::Operator`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stderr]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stderr]   --> src/lib.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |             Operator::new(Rule::sub, Assoc::Left),
[INFO] [stderr]    |             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated unit variant `pest::prec_climber::Assoc::Left`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stderr]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stderr]   --> src/lib.rs:21:45
[INFO] [stderr]    |
[INFO] [stderr] 21 |             Operator::new(Rule::sub, Assoc::Left),
[INFO] [stderr]    |                                             ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated struct `pest::prec_climber::Operator`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stderr]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stderr]   --> src/lib.rs:22:13
[INFO] [stderr]    |
[INFO] [stderr] 22 |             Operator::new(Rule::modulo, Assoc::Left),
[INFO] [stderr]    |             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated unit variant `pest::prec_climber::Assoc::Left`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stderr]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stderr]   --> src/lib.rs:22:48
[INFO] [stderr]    |
[INFO] [stderr] 22 |             Operator::new(Rule::modulo, Assoc::Left),
[INFO] [stderr]    |                                                ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated struct `pest::prec_climber::Operator`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stderr]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stderr]   --> src/lib.rs:23:13
[INFO] [stderr]    |
[INFO] [stderr] 23 |             Operator::new(Rule::div, Assoc::Left),
[INFO] [stderr]    |             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated unit variant `pest::prec_climber::Assoc::Left`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stderr]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stderr]   --> src/lib.rs:23:45
[INFO] [stderr]    |
[INFO] [stderr] 23 |             Operator::new(Rule::div, Assoc::Left),
[INFO] [stderr]    |                                             ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated struct `pest::prec_climber::Operator`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stderr]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stderr]   --> src/lib.rs:24:13
[INFO] [stderr]    |
[INFO] [stderr] 24 |             Operator::new(Rule::mul, Assoc::Left),
[INFO] [stderr]    |             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated unit variant `pest::prec_climber::Assoc::Left`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stderr]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stderr]   --> src/lib.rs:24:45
[INFO] [stderr]    |
[INFO] [stderr] 24 |             Operator::new(Rule::mul, Assoc::Left),
[INFO] [stderr]    |                                             ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `pest::prec_climber::PrecClimber::<R>::new`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stderr]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stderr]   --> src/lib.rs:17:22
[INFO] [stderr]    |
[INFO] [stderr] 17 |         PrecClimber::new(vec![
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `pest::prec_climber::Operator::<R>::new`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stderr]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stderr]   --> src/lib.rs:18:23
[INFO] [stderr]    |
[INFO] [stderr] 18 |             Operator::new(Rule::eq, Assoc::Left),
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `pest::prec_climber::Operator::<R>::new`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stderr]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stderr]   --> src/lib.rs:19:23
[INFO] [stderr]    |
[INFO] [stderr] 19 |             Operator::new(Rule::power, Assoc::Left),
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `pest::prec_climber::Operator::<R>::new`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stderr]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stderr]   --> src/lib.rs:20:23
[INFO] [stderr]    |
[INFO] [stderr] 20 |             Operator::new(Rule::add, Assoc::Left),
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `pest::prec_climber::Operator::<R>::new`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stderr]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stderr]   --> src/lib.rs:21:23
[INFO] [stderr]    |
[INFO] [stderr] 21 |             Operator::new(Rule::sub, Assoc::Left),
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `pest::prec_climber::Operator::<R>::new`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stderr]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stderr]   --> src/lib.rs:22:23
[INFO] [stderr]    |
[INFO] [stderr] 22 |             Operator::new(Rule::modulo, Assoc::Left),
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `pest::prec_climber::Operator::<R>::new`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stderr]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stderr]   --> src/lib.rs:23:23
[INFO] [stderr]    |
[INFO] [stderr] 23 |             Operator::new(Rule::div, Assoc::Left),
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `pest::prec_climber::Operator::<R>::new`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stderr]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stderr]   --> src/lib.rs:24:23
[INFO] [stderr]    |
[INFO] [stderr] 24 |             Operator::new(Rule::mul, Assoc::Left),
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `pest::prec_climber::PrecClimber::<R>::climb`: Use `pest::pratt_parser` instead (it is an equivalent which also supports unary prefix/suffix operators).
[INFO] [stderr]          While prec_climber is going to be kept in 2.x minor and patch releases, it may be removed in a future major release.
[INFO] [stderr]   --> src/lib.rs:77:18
[INFO] [stderr]    |
[INFO] [stderr] 77 |     PREC_CLIMBER.climb(
[INFO] [stderr]    |                  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]   --> src/lib.rs:73:5
[INFO] [stderr]    |
[INFO] [stderr] 73 |     drop(input);
[INFO] [stderr]    |     ^^^^^-----^
[INFO] [stderr]    |          |
[INFO] [stderr]    |          argument has type `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dropping_references)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]    |
[INFO] [stderr] 73 -     drop(input);
[INFO] [stderr] 73 +     let _ = input;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `math_parser` (lib) generated 27 warnings
[INFO] [stderr] warning: `math_parser` (lib test) generated 27 warnings (27 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/math_parser-3e30ae771b4587ba)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::parse_expr_tests ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests math_parser
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - parse (line 60) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.30s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "55c45f071787ab35b8a0e37fd7657c16bd4d0f487526817af97fe112f49bdb58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55c45f071787ab35b8a0e37fd7657c16bd4d0f487526817af97fe112f49bdb58", kill_on_drop: false }`
[INFO] [stdout] 55c45f071787ab35b8a0e37fd7657c16bd4d0f487526817af97fe112f49bdb58
