[INFO] fetching crate nyar_valkyrie 0.0.8...
[INFO] testing nyar_valkyrie-0.0.8 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate nyar_valkyrie 0.0.8 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate nyar_valkyrie 0.0.8 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nyar_valkyrie 0.0.8
[INFO] finished tweaking crates.io crate nyar_valkyrie 0.0.8
[INFO] tweaked toml for crates.io crate nyar_valkyrie 0.0.8 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 25 packages to latest compatible versions
[INFO] [stderr]       Adding num v0.2.1 (latest: v0.4.3)
[INFO] [stderr]       Adding num-bigint v0.2.6 (latest: v0.4.5)
[INFO] [stderr]       Adding num-complex v0.2.4 (latest: v0.4.6)
[INFO] [stderr]       Adding num-rational v0.2.4 (latest: v0.4.2)
[INFO] [stderr]       Adding nyar_ast v0.0.8 (latest: v0.1.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nyar_ast v0.0.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3d22f3fedc9f598e5217520adc38edda1ac6e626257664676bb6b7f1903cff7
[INFO] running `Command { std: "docker" "start" "-a" "a3d22f3fedc9f598e5217520adc38edda1ac6e626257664676bb6b7f1903cff7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3d22f3fedc9f598e5217520adc38edda1ac6e626257664676bb6b7f1903cff7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3d22f3fedc9f598e5217520adc38edda1ac6e626257664676bb6b7f1903cff7", kill_on_drop: false }`
[INFO] [stdout] a3d22f3fedc9f598e5217520adc38edda1ac6e626257664676bb6b7f1903cff7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a0aa62491603d7bbe8f835fe647b0e1d698b4d91a7d56f6489219add9497e5e
[INFO] running `Command { std: "docker" "start" "-a" "5a0aa62491603d7bbe8f835fe647b0e1d698b4d91a7d56f6489219add9497e5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling proc-macro2 v1.0.83
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling serde v1.0.202
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]    Compiling serde_derive v1.0.202
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]    Compiling pest v2.7.10
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling nyar_ast v0.0.8
[INFO] [stderr]    Compiling nyar_valkyrie v0.0.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated enum `pest::prec_climber::Assoc`: 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/grammar.rs:11:26
[INFO] [stdout]    |
[INFO] [stdout] 11 | use pest::prec_climber::{Assoc, Operator, PrecClimber};
[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::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/grammar.rs:11:33
[INFO] [stdout]    |
[INFO] [stdout] 11 | use pest::prec_climber::{Assoc, Operator, PrecClimber};
[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/grammar.rs:11:43
[INFO] [stdout]    |
[INFO] [stdout] 11 | use pest::prec_climber::{Assoc, Operator, PrecClimber};
[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/grammar.rs:28:30
[INFO] [stdout]    |
[INFO] [stdout] 28 |     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/grammar.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         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/grammar.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |             Operator::new(Set, 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/grammar.rs:33:32
[INFO] [stdout]    |
[INFO] [stdout] 33 |             Operator::new(Set, 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/grammar.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |             Operator::new(Plus, Left) | Operator::new(Minus, 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/grammar.rs:34:33
[INFO] [stdout]    |
[INFO] [stdout] 34 |             Operator::new(Plus, Left) | Operator::new(Minus, 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/grammar.rs:34:41
[INFO] [stdout]    |
[INFO] [stdout] 34 |             Operator::new(Plus, Left) | Operator::new(Minus, 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/grammar.rs:34:62
[INFO] [stdout]    |
[INFO] [stdout] 34 |             Operator::new(Plus, Left) | Operator::new(Minus, 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/grammar.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |             Operator::new(Multiply, Left) | Operator::new(CenterDot, 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/grammar.rs:35:37
[INFO] [stdout]    |
[INFO] [stdout] 35 |             Operator::new(Multiply, Left) | Operator::new(CenterDot, 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/grammar.rs:35:45
[INFO] [stdout]    |
[INFO] [stdout] 35 |             Operator::new(Multiply, Left) | Operator::new(CenterDot, 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/grammar.rs:35:70
[INFO] [stdout]    |
[INFO] [stdout] 35 |             Operator::new(Multiply, Left) | Operator::new(CenterDot, 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/grammar.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |             Operator::new(Power, Right),
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `pest::prec_climber::Assoc::Right`: 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/grammar.rs:36:34
[INFO] [stdout]    |
[INFO] [stdout] 36 |             Operator::new(Power, Right),
[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/grammar.rs:37:13
[INFO] [stdout]    |
[INFO] [stdout] 37 |             Operator::new(Dot, 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/grammar.rs:37:32
[INFO] [stdout]    |
[INFO] [stdout] 37 |             Operator::new(Dot, Left)
[INFO] [stdout]    |                                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated enum `pest::prec_climber::Assoc`: 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/grammar.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |         use Assoc::*;
[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/grammar.rs:32:22
[INFO] [stdout]    |
[INFO] [stdout] 32 |         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/grammar.rs:33:23
[INFO] [stdout]    |
[INFO] [stdout] 33 |             Operator::new(Set, 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/grammar.rs:34:23
[INFO] [stdout]    |
[INFO] [stdout] 34 |             Operator::new(Plus, Left) | Operator::new(Minus, 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/grammar.rs:34:51
[INFO] [stdout]    |
[INFO] [stdout] 34 |             Operator::new(Plus, Left) | Operator::new(Minus, 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/grammar.rs:35:23
[INFO] [stdout]    |
[INFO] [stdout] 35 |             Operator::new(Multiply, Left) | Operator::new(CenterDot, 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/grammar.rs:35:55
[INFO] [stdout]    |
[INFO] [stdout] 35 |             Operator::new(Multiply, Left) | Operator::new(CenterDot, 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/grammar.rs:36:23
[INFO] [stdout]    |
[INFO] [stdout] 36 |             Operator::new(Power, Right),
[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/grammar.rs:37:23
[INFO] [stdout]    |
[INFO] [stdout] 37 |             Operator::new(Dot, 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/grammar.rs:275:18
[INFO] [stdout]     |
[INFO] [stdout] 275 |     PREC_CLIMBER.climb(
[INFO] [stdout]     |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/grammar.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |         let args = std::env::args();
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `base`
[INFO] [stdout]    --> src/grammar.rs:402:13
[INFO] [stdout]     |
[INFO] [stdout] 402 |     let mut base = AST::None;
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_base`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/grammar.rs:402:9
[INFO] [stdout]     |
[INFO] [stdout] 402 |     let mut base = AST::None;
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `refine` is never read
[INFO] [stdout]   --> src/grammar.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct Settings {
[INFO] [stdout]    |        -------- field in this struct
[INFO] [stdout] 15 |     pub refine: bool,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Settings` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_dict` is never used
[INFO] [stdout]    --> src/grammar.rs:225:4
[INFO] [stdout]     |
[INFO] [stdout] 225 | fn parse_dict(pairs: Pair<Rule>) -> AST {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `format_pair` is never used
[INFO] [stdout]  --> src/utils.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn format_pair(pair: Pair<&str>, indent_level: usize, is_newline: bool) -> String {
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 35 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.51s
[INFO] running `Command { std: "docker" "inspect" "5a0aa62491603d7bbe8f835fe647b0e1d698b4d91a7d56f6489219add9497e5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a0aa62491603d7bbe8f835fe647b0e1d698b4d91a7d56f6489219add9497e5e", kill_on_drop: false }`
[INFO] [stdout] 5a0aa62491603d7bbe8f835fe647b0e1d698b4d91a7d56f6489219add9497e5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2852232096c1bfa121895d6609422735fe989ec66fb1531d034e41b49d125bef
[INFO] running `Command { std: "docker" "start" "-a" "2852232096c1bfa121895d6609422735fe989ec66fb1531d034e41b49d125bef", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated enum `pest::prec_climber::Assoc`: 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/grammar.rs:11:26
[INFO] [stdout]    |
[INFO] [stdout] 11 | use pest::prec_climber::{Assoc, Operator, PrecClimber};
[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::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/grammar.rs:11:33
[INFO] [stdout]    |
[INFO] [stdout] 11 | use pest::prec_climber::{Assoc, Operator, PrecClimber};
[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/grammar.rs:11:43
[INFO] [stdout]    |
[INFO] [stdout] 11 | use pest::prec_climber::{Assoc, Operator, PrecClimber};
[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/grammar.rs:28:30
[INFO] [stdout]    |
[INFO] [stdout] 28 |     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/grammar.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         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/grammar.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |             Operator::new(Set, 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/grammar.rs:33:32
[INFO] [stdout]    |
[INFO] [stdout] 33 |             Operator::new(Set, 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/grammar.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |             Operator::new(Plus, Left) | Operator::new(Minus, 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/grammar.rs:34:33
[INFO] [stdout]    |
[INFO] [stdout] 34 |             Operator::new(Plus, Left) | Operator::new(Minus, 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/grammar.rs:34:41
[INFO] [stdout]    |
[INFO] [stdout] 34 |             Operator::new(Plus, Left) | Operator::new(Minus, 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/grammar.rs:34:62
[INFO] [stdout]    |
[INFO] [stdout] 34 |             Operator::new(Plus, Left) | Operator::new(Minus, 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/grammar.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |             Operator::new(Multiply, Left) | Operator::new(CenterDot, 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/grammar.rs:35:37
[INFO] [stdout]    |
[INFO] [stdout] 35 |             Operator::new(Multiply, Left) | Operator::new(CenterDot, 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/grammar.rs:35:45
[INFO] [stdout]    |
[INFO] [stdout] 35 |             Operator::new(Multiply, Left) | Operator::new(CenterDot, 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/grammar.rs:35:70
[INFO] [stdout]    |
[INFO] [stdout] 35 |             Operator::new(Multiply, Left) | Operator::new(CenterDot, 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/grammar.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |             Operator::new(Power, Right),
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `pest::prec_climber::Assoc::Right`: 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/grammar.rs:36:34
[INFO] [stdout]    |
[INFO] [stdout] 36 |             Operator::new(Power, Right),
[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/grammar.rs:37:13
[INFO] [stdout]    |
[INFO] [stdout] 37 |             Operator::new(Dot, 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/grammar.rs:37:32
[INFO] [stdout]    |
[INFO] [stdout] 37 |             Operator::new(Dot, Left)
[INFO] [stdout]    |                                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated enum `pest::prec_climber::Assoc`: 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/grammar.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |         use Assoc::*;
[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/grammar.rs:32:22
[INFO] [stdout]    |
[INFO] [stdout] 32 |         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/grammar.rs:33:23
[INFO] [stdout]    |
[INFO] [stdout] 33 |             Operator::new(Set, 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/grammar.rs:34:23
[INFO] [stdout]    |
[INFO] [stdout] 34 |             Operator::new(Plus, Left) | Operator::new(Minus, 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/grammar.rs:34:51
[INFO] [stdout]    |
[INFO] [stdout] 34 |             Operator::new(Plus, Left) | Operator::new(Minus, 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/grammar.rs:35:23
[INFO] [stdout]    |
[INFO] [stdout] 35 |             Operator::new(Multiply, Left) | Operator::new(CenterDot, 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/grammar.rs:35:55
[INFO] [stdout]    |
[INFO] [stdout] 35 |             Operator::new(Multiply, Left) | Operator::new(CenterDot, 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/grammar.rs:36:23
[INFO] [stdout]    |
[INFO] [stdout] 36 |             Operator::new(Power, Right),
[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/grammar.rs:37:23
[INFO] [stdout]    |
[INFO] [stdout] 37 |             Operator::new(Dot, 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/grammar.rs:275:18
[INFO] [stdout]     |
[INFO] [stdout] 275 |     PREC_CLIMBER.climb(
[INFO] [stdout]     |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/grammar.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |         let args = std::env::args();
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `base`
[INFO] [stdout]    --> src/grammar.rs:402:13
[INFO] [stdout]     |
[INFO] [stdout] 402 |     let mut base = AST::None;
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_base`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/grammar.rs:402:9
[INFO] [stdout]     |
[INFO] [stdout] 402 |     let mut base = AST::None;
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `refine` is never read
[INFO] [stdout]   --> src/grammar.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct Settings {
[INFO] [stdout]    |        -------- field in this struct
[INFO] [stdout] 15 |     pub refine: bool,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Settings` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_dict` is never used
[INFO] [stdout]    --> src/grammar.rs:225:4
[INFO] [stdout]     |
[INFO] [stdout] 225 | fn parse_dict(pairs: Pair<Rule>) -> AST {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `format_pair` is never used
[INFO] [stdout]  --> src/utils.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn format_pair(pair: Pair<&str>, indent_level: usize, is_newline: bool) -> String {
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling nyar_valkyrie v0.0.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 35 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> tests/test_if.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     ast.save("tests/debug_if.json");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let _ = ast.save("tests/debug_if.json");
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> tests/test_assign.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     ast.save("tests/debug_let.json");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let _ = ast.save("tests/debug_let.json");
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> tests/test_expr.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     ast.save("tests/debug_expr.json");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let _ = ast.save("tests/debug_expr.json");
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> tests/test_expr.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     ast.save("tests/debug_list_or_slice.json");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let _ = ast.save("tests/debug_list_or_slice.json");
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> tests/test_expr.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     ast.save("tests/debug_expr_brackets.json");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let _ = ast.save("tests/debug_expr_brackets.json");
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> tests/test_expr.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 71 |     ast.save("tests/debug_dot_call.json");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 71 |     let _ = ast.save("tests/debug_dot_call.json");
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> tests/test_number.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     ast.save("tests/debug_bytes.json");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let _ = ast.save("tests/debug_bytes.json");
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> tests/test_number.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     ast.save("tests/debug_numbers.json");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let _ = ast.save("tests/debug_numbers.json");
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated enum `pest::prec_climber::Assoc`: 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/grammar.rs:11:26
[INFO] [stdout]    |
[INFO] [stdout] 11 | use pest::prec_climber::{Assoc, Operator, PrecClimber};
[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::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/grammar.rs:11:33
[INFO] [stdout]    |
[INFO] [stdout] 11 | use pest::prec_climber::{Assoc, Operator, PrecClimber};
[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/grammar.rs:11:43
[INFO] [stdout]    |
[INFO] [stdout] 11 | use pest::prec_climber::{Assoc, Operator, PrecClimber};
[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/grammar.rs:28:30
[INFO] [stdout]    |
[INFO] [stdout] 28 |     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/grammar.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         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/grammar.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |             Operator::new(Set, 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/grammar.rs:33:32
[INFO] [stdout]    |
[INFO] [stdout] 33 |             Operator::new(Set, 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/grammar.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |             Operator::new(Plus, Left) | Operator::new(Minus, 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/grammar.rs:34:33
[INFO] [stdout]    |
[INFO] [stdout] 34 |             Operator::new(Plus, Left) | Operator::new(Minus, 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/grammar.rs:34:41
[INFO] [stdout]    |
[INFO] [stdout] 34 |             Operator::new(Plus, Left) | Operator::new(Minus, 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/grammar.rs:34:62
[INFO] [stdout]    |
[INFO] [stdout] 34 |             Operator::new(Plus, Left) | Operator::new(Minus, 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/grammar.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |             Operator::new(Multiply, Left) | Operator::new(CenterDot, 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/grammar.rs:35:37
[INFO] [stdout]    |
[INFO] [stdout] 35 |             Operator::new(Multiply, Left) | Operator::new(CenterDot, 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/grammar.rs:35:45
[INFO] [stdout]    |
[INFO] [stdout] 35 |             Operator::new(Multiply, Left) | Operator::new(CenterDot, 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/grammar.rs:35:70
[INFO] [stdout]    |
[INFO] [stdout] 35 |             Operator::new(Multiply, Left) | Operator::new(CenterDot, 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/grammar.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |             Operator::new(Power, Right),
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `pest::prec_climber::Assoc::Right`: 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/grammar.rs:36:34
[INFO] [stdout]    |
[INFO] [stdout] 36 |             Operator::new(Power, Right),
[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/grammar.rs:37:13
[INFO] [stdout]    |
[INFO] [stdout] 37 |             Operator::new(Dot, 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/grammar.rs:37:32
[INFO] [stdout]    |
[INFO] [stdout] 37 |             Operator::new(Dot, Left)
[INFO] [stdout]    |                                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated enum `pest::prec_climber::Assoc`: 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/grammar.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |         use Assoc::*;
[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/grammar.rs:32:22
[INFO] [stdout]    |
[INFO] [stdout] 32 |         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/grammar.rs:33:23
[INFO] [stdout]    |
[INFO] [stdout] 33 |             Operator::new(Set, 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/grammar.rs:34:23
[INFO] [stdout]    |
[INFO] [stdout] 34 |             Operator::new(Plus, Left) | Operator::new(Minus, 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/grammar.rs:34:51
[INFO] [stdout]    |
[INFO] [stdout] 34 |             Operator::new(Plus, Left) | Operator::new(Minus, 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/grammar.rs:35:23
[INFO] [stdout]    |
[INFO] [stdout] 35 |             Operator::new(Multiply, Left) | Operator::new(CenterDot, 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/grammar.rs:35:55
[INFO] [stdout]    |
[INFO] [stdout] 35 |             Operator::new(Multiply, Left) | Operator::new(CenterDot, 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/grammar.rs:36:23
[INFO] [stdout]    |
[INFO] [stdout] 36 |             Operator::new(Power, Right),
[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/grammar.rs:37:23
[INFO] [stdout]    |
[INFO] [stdout] 37 |             Operator::new(Dot, 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/grammar.rs:275:18
[INFO] [stdout]     |
[INFO] [stdout] 275 |     PREC_CLIMBER.climb(
[INFO] [stdout]     |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/grammar.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |         let args = std::env::args();
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `base`
[INFO] [stdout]    --> src/grammar.rs:402:13
[INFO] [stdout]     |
[INFO] [stdout] 402 |     let mut base = AST::None;
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_base`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/grammar.rs:402:9
[INFO] [stdout]     |
[INFO] [stdout] 402 |     let mut base = AST::None;
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `refine` is never read
[INFO] [stdout]   --> src/grammar.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct Settings {
[INFO] [stdout]    |        -------- field in this struct
[INFO] [stdout] 15 |     pub refine: bool,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Settings` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_dict` is never used
[INFO] [stdout]    --> src/grammar.rs:225:4
[INFO] [stdout]     |
[INFO] [stdout] 225 | fn parse_dict(pairs: Pair<Rule>) -> AST {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `format_pair` is never used
[INFO] [stdout]  --> src/utils.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn format_pair(pair: Pair<&str>, indent_level: usize, is_newline: bool) -> String {
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 35 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "2852232096c1bfa121895d6609422735fe989ec66fb1531d034e41b49d125bef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2852232096c1bfa121895d6609422735fe989ec66fb1531d034e41b49d125bef", kill_on_drop: false }`
[INFO] [stdout] 2852232096c1bfa121895d6609422735fe989ec66fb1531d034e41b49d125bef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d4e14f50891fd58ff585c54fcff0118ff6ab9e65057020b235e25740645eac85
[INFO] running `Command { std: "docker" "start" "-a" "d4e14f50891fd58ff585c54fcff0118ff6ab9e65057020b235e25740645eac85", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated enum `pest::prec_climber::Assoc`: 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/grammar.rs:11:26
[INFO] [stderr]    |
[INFO] [stderr] 11 | use pest::prec_climber::{Assoc, Operator, PrecClimber};
[INFO] [stderr]    |                          ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[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/grammar.rs:11:33
[INFO] [stderr]    |
[INFO] [stderr] 11 | use pest::prec_climber::{Assoc, Operator, PrecClimber};
[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/grammar.rs:11:43
[INFO] [stderr]    |
[INFO] [stderr] 11 | use pest::prec_climber::{Assoc, Operator, PrecClimber};
[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/grammar.rs:28:30
[INFO] [stderr]    |
[INFO] [stderr] 28 |     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/grammar.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |         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/grammar.rs:33:13
[INFO] [stderr]    |
[INFO] [stderr] 33 |             Operator::new(Set, 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/grammar.rs:33:32
[INFO] [stderr]    |
[INFO] [stderr] 33 |             Operator::new(Set, 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/grammar.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |             Operator::new(Plus, Left) | Operator::new(Minus, 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/grammar.rs:34:33
[INFO] [stderr]    |
[INFO] [stderr] 34 |             Operator::new(Plus, Left) | Operator::new(Minus, 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/grammar.rs:34:41
[INFO] [stderr]    |
[INFO] [stderr] 34 |             Operator::new(Plus, Left) | Operator::new(Minus, 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/grammar.rs:34:62
[INFO] [stderr]    |
[INFO] [stderr] 34 |             Operator::new(Plus, Left) | Operator::new(Minus, 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/grammar.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |             Operator::new(Multiply, Left) | Operator::new(CenterDot, 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/grammar.rs:35:37
[INFO] [stderr]    |
[INFO] [stderr] 35 |             Operator::new(Multiply, Left) | Operator::new(CenterDot, 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/grammar.rs:35:45
[INFO] [stderr]    |
[INFO] [stderr] 35 |             Operator::new(Multiply, Left) | Operator::new(CenterDot, 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/grammar.rs:35:70
[INFO] [stderr]    |
[INFO] [stderr] 35 |             Operator::new(Multiply, Left) | Operator::new(CenterDot, 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/grammar.rs:36:13
[INFO] [stderr]    |
[INFO] [stderr] 36 |             Operator::new(Power, Right),
[INFO] [stderr]    |             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated unit variant `pest::prec_climber::Assoc::Right`: 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/grammar.rs:36:34
[INFO] [stderr]    |
[INFO] [stderr] 36 |             Operator::new(Power, Right),
[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/grammar.rs:37:13
[INFO] [stderr]    |
[INFO] [stderr] 37 |             Operator::new(Dot, 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/grammar.rs:37:32
[INFO] [stderr]    |
[INFO] [stderr] 37 |             Operator::new(Dot, Left)
[INFO] [stderr]    |                                ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated enum `pest::prec_climber::Assoc`: 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/grammar.rs:30:13
[INFO] [stderr]    |
[INFO] [stderr] 30 |         use Assoc::*;
[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/grammar.rs:32:22
[INFO] [stderr]    |
[INFO] [stderr] 32 |         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/grammar.rs:33:23
[INFO] [stderr]    |
[INFO] [stderr] 33 |             Operator::new(Set, 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/grammar.rs:34:23
[INFO] [stderr]    |
[INFO] [stderr] 34 |             Operator::new(Plus, Left) | Operator::new(Minus, 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/grammar.rs:34:51
[INFO] [stderr]    |
[INFO] [stderr] 34 |             Operator::new(Plus, Left) | Operator::new(Minus, 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/grammar.rs:35:23
[INFO] [stderr]    |
[INFO] [stderr] 35 |             Operator::new(Multiply, Left) | Operator::new(CenterDot, 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/grammar.rs:35:55
[INFO] [stderr]    |
[INFO] [stderr] 35 |             Operator::new(Multiply, Left) | Operator::new(CenterDot, 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/grammar.rs:36:23
[INFO] [stderr]    |
[INFO] [stderr] 36 |             Operator::new(Power, Right),
[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/grammar.rs:37:23
[INFO] [stderr]    |
[INFO] [stderr] 37 |             Operator::new(Dot, 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/grammar.rs:275:18
[INFO] [stderr]     |
[INFO] [stderr] 275 |     PREC_CLIMBER.climb(
[INFO] [stderr]     |                  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/grammar.rs:20:13
[INFO] [stderr]    |
[INFO] [stderr] 20 |         let args = std::env::args();
[INFO] [stderr]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `base`
[INFO] [stderr]    --> src/grammar.rs:402:13
[INFO] [stderr]     |
[INFO] [stderr] 402 |     let mut base = AST::None;
[INFO] [stderr]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_base`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/grammar.rs:402:9
[INFO] [stderr]     |
[INFO] [stderr] 402 |     let mut base = AST::None;
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `refine` is never read
[INFO] [stderr]   --> src/grammar.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 14 | struct Settings {
[INFO] [stderr]    |        -------- field in this struct
[INFO] [stderr] 15 |     pub refine: bool,
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Settings` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `parse_dict` is never used
[INFO] [stderr]    --> src/grammar.rs:225:4
[INFO] [stderr]     |
[INFO] [stderr] 225 | fn parse_dict(pairs: Pair<Rule>) -> AST {
[INFO] [stderr]     |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `format_pair` is never used
[INFO] [stderr]  --> src/utils.rs:4:4
[INFO] [stderr]   |
[INFO] [stderr] 4 | fn format_pair(pair: Pair<&str>, indent_level: usize, is_newline: bool) -> String {
[INFO] [stderr]   |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `nyar_valkyrie` (lib) generated 35 warnings (run `cargo fix --lib -p nyar_valkyrie` to apply 1 suggestion)
[INFO] [stderr] warning: `nyar_valkyrie` (lib test) generated 35 warnings (35 duplicates)
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> tests/test_assign.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     ast.save("tests/debug_let.json");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let _ = ast.save("tests/debug_let.json");
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> tests/test_expr.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     ast.save("tests/debug_expr.json");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let _ = ast.save("tests/debug_expr.json");
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> tests/test_expr.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     ast.save("tests/debug_list_or_slice.json");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 34 |     let _ = ast.save("tests/debug_list_or_slice.json");
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> tests/test_expr.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 |     ast.save("tests/debug_expr_brackets.json");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 48 |     let _ = ast.save("tests/debug_expr_brackets.json");
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> tests/test_expr.rs:71:5
[INFO] [stderr]    |
[INFO] [stderr] 71 |     ast.save("tests/debug_dot_call.json");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 71 |     let _ = ast.save("tests/debug_dot_call.json");
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> tests/test_if.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     ast.save("tests/debug_if.json");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 16 |     let _ = ast.save("tests/debug_if.json");
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> tests/test_number.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     ast.save("tests/debug_bytes.json");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let _ = ast.save("tests/debug_bytes.json");
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> tests/test_number.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     ast.save("tests/debug_numbers.json");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 38 |     let _ = ast.save("tests/debug_numbers.json");
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `nyar_valkyrie` (test "test_assign") generated 1 warning
[INFO] [stderr] warning: `nyar_valkyrie` (test "test_expr") generated 4 warnings
[INFO] [stderr] warning: `nyar_valkyrie` (test "test_if") generated 1 warning
[INFO] [stderr] warning: `nyar_valkyrie` (test "test_number") generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nyar_valkyrie-9c3f8c7f3dfdb099)
[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] [stderr]      Running tests/test_assign.rs (/opt/rustwide/target/debug/deps/test_assign-04bc8f5b4cb3bcb3)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test debug_let ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- debug_let stdout ----
[INFO] [stdout] thread 'debug_let' panicked at src/grammar.rs:149:30:
[INFO] [stdout] internal error: entered unreachable code
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x56105d336a15 - std::backtrace_rs::backtrace::libunwind::trace::h59d96bdb08384354
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x56105d336a15 - std::backtrace_rs::backtrace::trace_unsynchronized::h9cf5becacfc93fba
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x56105d336a15 - std::sys_common::backtrace::_print_fmt::h10b76d10405dbd48
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x56105d336a15 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h6ed9e62a156d84e4
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x56105d35ea5b - core::fmt::rt::Argument::fmt::h645c680983f03c9f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x56105d35ea5b - core::fmt::write::h8bcd80919a02be29
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x56105d33424f - std::io::Write::write_fmt::h8d0c47c662cad79c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x56105d3367ee - std::sys_common::backtrace::_print::h6306f131a28d62b0
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x56105d3367ee - std::sys_common::backtrace::print::h7079288e0a26dfcc
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x56105d338219 - std::panicking::default_hook::{{closure}}::hb063ecec81a736ba
[INFO] [stdout]   10:     0x56105d337ede - std::panicking::default_hook::hd56ee406bf547b5c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:295:9
[INFO] [stdout]   11:     0x56105d1a5f2a - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::he5eacdef44c8728f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   12:     0x56105d1a5f2a - test::test_main::{{closure}}::h0ec9aed229e79095
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x56105d33881b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcbd0d80e1ad4e4f9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   14:     0x56105d33881b - std::panicking::rust_panic_with_hook::h624aa3ca42ebb8f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:799:13
[INFO] [stdout]   15:     0x56105d33855b - std::panicking::begin_panic_handler::{{closure}}::hbc4e76194a5e287c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:656:13
[INFO] [stdout]   16:     0x56105d336ed9 - std::sys_common::backtrace::__rust_end_short_backtrace::h847fedc9d1ff7b6d
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x56105d3382c7 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:652:5
[INFO] [stdout]   18:     0x56105d171843 - core::panicking::panic_fmt::hec11a924b87ce965
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x56105d1718ec - core::panicking::panic::hb6a980c1ddfde273
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:146:5
[INFO] [stdout]   20:     0x56105d1b330f - nyar_valkyrie::grammar::parse_assign::h8d902d4820caec5a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/grammar.rs:149:30
[INFO] [stdout]   21:     0x56105d1b0109 - nyar_valkyrie::grammar::parse_statement::h4e55d64ebd546092
[INFO] [stdout]                                at /opt/rustwide/workdir/src/grammar.rs:64:25
[INFO] [stdout]   22:     0x56105d1afc52 - nyar_valkyrie::grammar::get_ast::he240f4830e947ae1
[INFO] [stdout]                                at /opt/rustwide/workdir/src/grammar.rs:48:43
[INFO] [stdout]   23:     0x56105d172665 - test_assign::debug_let::h95caeec9deb33469
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/test_assign.rs:23:15
[INFO] [stdout]   24:     0x56105d172627 - test_assign::debug_let::{{closure}}::hde95ae7871a66b3b
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/test_assign.rs:22:15
[INFO] [stdout]   25:     0x56105d172386 - core::ops::function::FnOnce::call_once::hd2d8aafa05565f34
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x56105d1aa90b - core::ops::function::FnOnce::call_once::h2e43a8f6f3d94b99
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   27:     0x56105d1aa90b - test::__rust_begin_short_backtrace::h214c9f2d2d3fee90
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:625:18
[INFO] [stdout]   28:     0x56105d1aa011 - test::run_test_in_process::{{closure}}::h510b7ba7990692a5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:60
[INFO] [stdout]   29:     0x56105d1aa011 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4157186197a93871
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   30:     0x56105d1aa011 - std::panicking::try::do_call::h1bf2463bccd4b28c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   31:     0x56105d1aa011 - std::panicking::try::hd6d4808c9fab4fa5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   32:     0x56105d1aa011 - std::panic::catch_unwind::hd5641d97d123f9f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   33:     0x56105d1aa011 - test::run_test_in_process::hc273b71c8b878a4c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:27
[INFO] [stdout]   34:     0x56105d1aa011 - test::run_test::{{closure}}::h6838df834eb8467e
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:569:43
[INFO] [stdout]   35:     0x56105d1729d4 - test::run_test::{{closure}}::h608b98ecff5665fb
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:599:41
[INFO] [stdout]   36:     0x56105d1729d4 - std::sys_common::backtrace::__rust_begin_short_backtrace::hdc4182b97d1042e9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   37:     0x56105d177402 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h571773fd21d674c8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   38:     0x56105d177402 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hdcd384cf2fa70ba3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   39:     0x56105d177402 - std::panicking::try::do_call::h4f1a44bd81423be1
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   40:     0x56105d177402 - std::panicking::try::h5e02afcb81dcd361
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   41:     0x56105d177402 - std::panic::catch_unwind::h022f75775bfd8c45
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   42:     0x56105d177402 - std::thread::Builder::spawn_unchecked_::{{closure}}::hf5a62e9e4e6df1f8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   43:     0x56105d177402 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6d56360aeb9509a7
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   44:     0x56105d33cb1b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7a343dc551c06baa
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   45:     0x56105d33cb1b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h30b8111cbaa644f3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   46:     0x56105d33cb1b - std::sys::pal::unix::thread::Thread::new::thread_start::h7404e134e61e7a11
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   47:     0x7f6fdd06aac3 - <unknown>
[INFO] [stdout]   48:     0x7f6fdd0fba04 - __clone
[INFO] [stdout]   49:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     debug_let
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test test_assign`
[INFO] running `Command { std: "docker" "inspect" "d4e14f50891fd58ff585c54fcff0118ff6ab9e65057020b235e25740645eac85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4e14f50891fd58ff585c54fcff0118ff6ab9e65057020b235e25740645eac85", kill_on_drop: false }`
[INFO] [stdout] d4e14f50891fd58ff585c54fcff0118ff6ab9e65057020b235e25740645eac85
