[INFO] cloning repository https://github.com/TokenGuard/polymnia
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TokenGuard/polymnia" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTokenGuard%2Fpolymnia", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTokenGuard%2Fpolymnia'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1a9cad2422323e9e7ca1fb034ab284214a8e6c87
[INFO] testing TokenGuard/polymnia against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTokenGuard%2Fpolymnia" "/workspace/builds/worker-24/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TokenGuard/polymnia on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-24/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/TokenGuard/polymnia
[INFO] finished tweaking git repo https://github.com/TokenGuard/polymnia
[INFO] tweaked toml for git repo https://github.com/TokenGuard/polymnia written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] crate git repo https://github.com/TokenGuard/polymnia already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded typename_derive v0.1.4
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[INFO] [stderr]   Downloaded chrono v0.4.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fac4597a649ebb3d4f155eb2acb28e839bc3067e02d62f06c809fa8d26a31f35
[INFO] running `Command { std: "docker" "start" "-a" "fac4597a649ebb3d4f155eb2acb28e839bc3067e02d62f06c809fa8d26a31f35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fac4597a649ebb3d4f155eb2acb28e839bc3067e02d62f06c809fa8d26a31f35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fac4597a649ebb3d4f155eb2acb28e839bc3067e02d62f06c809fa8d26a31f35", kill_on_drop: false }`
[INFO] [stdout] fac4597a649ebb3d4f155eb2acb28e839bc3067e02d62f06c809fa8d26a31f35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a50e62c8f4f400ebcd85c608f68798daf29dc328e8b16ef9cebc0eeb26dd0c96
[INFO] running `Command { std: "docker" "start" "-a" "a50e62c8f4f400ebcd85c608f68798daf29dc328e8b16ef9cebc0eeb26dd0c96", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling regex-syntax v0.6.14
[INFO] [stderr]    Compiling macro-attr v0.2.0
[INFO] [stderr]    Compiling cactus v1.0.5
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling anyhow v1.0.26
[INFO] [stderr]    Compiling utf8parse v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling vob v2.0.4
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling newtype_derive v0.1.6
[INFO] [stderr]    Compiling aho-corasick v0.7.8
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling filetime v0.2.8
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling rmp v0.8.9
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling backtrace v0.3.44
[INFO] [stderr]    Compiling rustyline v6.0.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling typename_derive v0.1.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.11
[INFO] [stderr]    Compiling typename v0.1.2
[INFO] [stderr]    Compiling proc-macro-error v0.4.9
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.9
[INFO] [stderr]    Compiling thiserror v1.0.11
[INFO] [stderr]    Compiling getset v0.1.0
[INFO] [stderr]    Compiling structopt-derive v0.4.2
[INFO] [stderr]    Compiling vergen v2.1.3
[INFO] [stderr]    Compiling lrpar v0.6.0
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling structopt v0.3.9
[INFO] [stderr]    Compiling packedvec v1.2.2
[INFO] [stderr]    Compiling bincode v1.2.1
[INFO] [stderr]    Compiling rmp-serde v0.14.3
[INFO] [stderr]    Compiling sparsevec v0.1.3
[INFO] [stderr]    Compiling cfgrammar v0.6.0
[INFO] [stderr]    Compiling lrtable v0.6.0
[INFO] [stderr]    Compiling lrlex v0.6.0
[INFO] [stderr]    Compiling polymnia v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ASTNode`
[INFO] [stdout]  --> src/interpreter.rs:2:27
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::parser::{self, ASTNode};
[INFO] [stdout]   |                           ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Lexer`
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/polymnia-54593c976ae045f5/out/polymnia.y.rs:278:13
[INFO] [stdout]     |
[INFO] [stdout] 278 | use lrpar::{Lexer, Lexeme, Span};
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Int`
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/polymnia-54593c976ae045f5/out/polymnia.y.rs:312:5
[INFO] [stdout]     |
[INFO] [stdout] 312 |     Int,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Type` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/polymnia-54593c976ae045f5/out/polymnia.y.rs:310:10
[INFO] [stdout]     |
[INFO] [stdout] 310 | #[derive(Clone, Debug, PartialEq)]
[INFO] [stdout]     |          ^^^^^  ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Arrow`
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/polymnia-54593c976ae045f5/out/polymnia.y.rs:313:5
[INFO] [stdout]     |
[INFO] [stdout] 313 |     Arrow(Vec<Type>, Box<Type>),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `Type` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/polymnia-54593c976ae045f5/out/polymnia.y.rs:310:10
[INFO] [stdout]     |
[INFO] [stdout] 310 | #[derive(Clone, Debug, PartialEq)]
[INFO] [stdout]     |          ^^^^^  ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.44s
[INFO] running `Command { std: "docker" "inspect" "a50e62c8f4f400ebcd85c608f68798daf29dc328e8b16ef9cebc0eeb26dd0c96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a50e62c8f4f400ebcd85c608f68798daf29dc328e8b16ef9cebc0eeb26dd0c96", kill_on_drop: false }`
[INFO] [stdout] a50e62c8f4f400ebcd85c608f68798daf29dc328e8b16ef9cebc0eeb26dd0c96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e309c90467807e2c974aa226c8733284a14ac4908ad515f2adb4996564517fb
[INFO] running `Command { std: "docker" "start" "-a" "3e309c90467807e2c974aa226c8733284a14ac4908ad515f2adb4996564517fb", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `ASTNode`
[INFO] [stdout]  --> src/interpreter.rs:2:27
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::parser::{self, ASTNode};
[INFO] [stdout]   |                           ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Lexer`
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/polymnia-54593c976ae045f5/out/polymnia.y.rs:278:13
[INFO] [stdout]     |
[INFO] [stdout] 278 | use lrpar::{Lexer, Lexeme, Span};
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Int`
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/polymnia-54593c976ae045f5/out/polymnia.y.rs:312:5
[INFO] [stdout]     |
[INFO] [stdout] 312 |     Int,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Type` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/polymnia-54593c976ae045f5/out/polymnia.y.rs:310:10
[INFO] [stdout]     |
[INFO] [stdout] 310 | #[derive(Clone, Debug, PartialEq)]
[INFO] [stdout]     |          ^^^^^  ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Arrow`
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/polymnia-54593c976ae045f5/out/polymnia.y.rs:313:5
[INFO] [stdout]     |
[INFO] [stdout] 313 |     Arrow(Vec<Type>, Box<Type>),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `Type` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/polymnia-54593c976ae045f5/out/polymnia.y.rs:310:10
[INFO] [stdout]     |
[INFO] [stdout] 310 | #[derive(Clone, Debug, PartialEq)]
[INFO] [stdout]     |          ^^^^^  ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling polymnia v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ASTNode`
[INFO] [stdout]  --> src/interpreter.rs:2:27
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::parser::{self, ASTNode};
[INFO] [stdout]   |                           ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Lexer`
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/polymnia-54593c976ae045f5/out/polymnia.y.rs:278:13
[INFO] [stdout]     |
[INFO] [stdout] 278 | use lrpar::{Lexer, Lexeme, Span};
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Int`
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/polymnia-54593c976ae045f5/out/polymnia.y.rs:312:5
[INFO] [stdout]     |
[INFO] [stdout] 312 |     Int,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Type` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/polymnia-54593c976ae045f5/out/polymnia.y.rs:310:10
[INFO] [stdout]     |
[INFO] [stdout] 310 | #[derive(Clone, Debug, PartialEq)]
[INFO] [stdout]     |          ^^^^^  ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Arrow`
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/polymnia-54593c976ae045f5/out/polymnia.y.rs:313:5
[INFO] [stdout]     |
[INFO] [stdout] 313 |     Arrow(Vec<Type>, Box<Type>),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `Type` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/polymnia-54593c976ae045f5/out/polymnia.y.rs:310:10
[INFO] [stdout]     |
[INFO] [stdout] 310 | #[derive(Clone, Debug, PartialEq)]
[INFO] [stdout]     |          ^^^^^  ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "3e309c90467807e2c974aa226c8733284a14ac4908ad515f2adb4996564517fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e309c90467807e2c974aa226c8733284a14ac4908ad515f2adb4996564517fb", kill_on_drop: false }`
[INFO] [stdout] 3e309c90467807e2c974aa226c8733284a14ac4908ad515f2adb4996564517fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2c5869e7bff66956b3c739066177190121f25cb724bae9e8e4f93ee6a8cdfc77
[INFO] running `Command { std: "docker" "start" "-a" "2c5869e7bff66956b3c739066177190121f25cb724bae9e8e4f93ee6a8cdfc77", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `ASTNode`
[INFO] [stderr]  --> src/interpreter.rs:2:27
[INFO] [stderr]   |
[INFO] [stderr] 2 | use super::parser::{self, ASTNode};
[INFO] [stderr]   |                           ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Lexer`
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/polymnia-54593c976ae045f5/out/polymnia.y.rs:278:13
[INFO] [stderr]     |
[INFO] [stderr] 278 | use lrpar::{Lexer, Lexeme, Span};
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Int`
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/polymnia-54593c976ae045f5/out/polymnia.y.rs:312:5
[INFO] [stderr]     |
[INFO] [stderr] 312 |     Int,
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `Type` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/polymnia-54593c976ae045f5/out/polymnia.y.rs:310:10
[INFO] [stderr]     |
[INFO] [stderr] 310 | #[derive(Clone, Debug, PartialEq)]
[INFO] [stderr]     |          ^^^^^  ^^^^^
[INFO] [stderr]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Arrow`
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/polymnia-54593c976ae045f5/out/polymnia.y.rs:313:5
[INFO] [stderr]     |
[INFO] [stderr] 313 |     Arrow(Vec<Type>, Box<Type>),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: `Type` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/polymnia-54593c976ae045f5/out/polymnia.y.rs:310:10
[INFO] [stderr]     |
[INFO] [stderr] 310 | #[derive(Clone, Debug, PartialEq)]
[INFO] [stderr]     |          ^^^^^  ^^^^^
[INFO] [stderr]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `polymnia` (lib) generated 4 warnings
[INFO] [stderr] warning: `polymnia` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/polymnia-af35ff40a32f6fe1)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/polymnia-32e6969e9fac4d87)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests polymnia
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2c5869e7bff66956b3c739066177190121f25cb724bae9e8e4f93ee6a8cdfc77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c5869e7bff66956b3c739066177190121f25cb724bae9e8e4f93ee6a8cdfc77", kill_on_drop: false }`
[INFO] [stdout] 2c5869e7bff66956b3c739066177190121f25cb724bae9e8e4f93ee6a8cdfc77