[INFO] cloning repository https://github.com/MarcusPeixe/lambda-repl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MarcusPeixe/lambda-repl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcusPeixe%2Flambda-repl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcusPeixe%2Flambda-repl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 37ae7c084340248f1d0ddf385276acc241f80cfa
[INFO] checking MarcusPeixe/lambda-repl against try#b32fc44666c052e7cf07ab471bfb6f9ec571902f for pr-138676
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcusPeixe%2Flambda-repl" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MarcusPeixe/lambda-repl on toolchain b32fc44666c052e7cf07ab471bfb6f9ec571902f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MarcusPeixe/lambda-repl
[INFO] finished tweaking git repo https://github.com/MarcusPeixe/lambda-repl
[INFO] tweaked toml for git repo https://github.com/MarcusPeixe/lambda-repl written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/MarcusPeixe/lambda-repl already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking MarcusPeixe/lambda-repl against try#b32fc44666c052e7cf07ab471bfb6f9ec571902f for pr-138676
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcusPeixe%2Flambda-repl" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MarcusPeixe/lambda-repl on toolchain b32fc44666c052e7cf07ab471bfb6f9ec571902f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MarcusPeixe/lambda-repl
[INFO] finished tweaking git repo https://github.com/MarcusPeixe/lambda-repl
[INFO] tweaked toml for git repo https://github.com/MarcusPeixe/lambda-repl written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/MarcusPeixe/lambda-repl already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6ccfd54c99b0578e067afd45004c91b28613396bf26b8f8be295819b56368fb
[INFO] running `Command { std: "docker" "start" "-a" "f6ccfd54c99b0578e067afd45004c91b28613396bf26b8f8be295819b56368fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6ccfd54c99b0578e067afd45004c91b28613396bf26b8f8be295819b56368fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6ccfd54c99b0578e067afd45004c91b28613396bf26b8f8be295819b56368fb", kill_on_drop: false }`
[INFO] [stdout] f6ccfd54c99b0578e067afd45004c91b28613396bf26b8f8be295819b56368fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+b32fc44666c052e7cf07ab471bfb6f9ec571902f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d71ababa6f211b34a465267766fb20006b96dc4fe6c019d326950d9fc2875c14
[INFO] running `Command { std: "docker" "start" "-a" "d71ababa6f211b34a465267766fb20006b96dc4fe6c019d326950d9fc2875c14", kill_on_drop: false }`
[INFO] [stderr]     Checking lambda-repl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `parse_line` is never used
[INFO] [stdout]   --> src/parser/mod.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn parse_line<'src>(tokens: &'src lexer::TokenVec<'src>) -> ParserResult<'src> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_longer_of` is never used
[INFO] [stdout]   --> src/parser/error.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 46 | impl<'src> ParserErrorVec<'src> {
[INFO] [stdout]    | ------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 73 |     pub fn get_longer_of(self, other: Self) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `parse_line` is never used
[INFO] [stdout]   --> src/parser/parser_state.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl<'src> ParserState<'src> {
[INFO] [stdout]    | ---------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn parse_line(mut self) -> ParserResult<'src> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/parser/ast.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Var(&'src str),
[INFO] [stdout]   |     --- ^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Ast` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 5 -     Var(&'src str),
[INFO] [stdout] 5 +     Var(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/parser/ast.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Num(u64),
[INFO] [stdout]   |     --- ^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Ast` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 6 -     Num(u64),
[INFO] [stdout] 6 +     Num(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/parser/ast.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Not(Node<'src>),
[INFO] [stdout]   |     --- ^^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Ast` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 7 -     Not(Node<'src>),
[INFO] [stdout] 7 +     Not(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]  --> src/parser/ast.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     App(Node<'src>, Node<'src>),
[INFO] [stdout]   |     --- ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     fields in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Ast` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]   |
[INFO] [stdout] 8 -     App(Node<'src>, Node<'src>),
[INFO] [stdout] 8 +     App((), ()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]  --> src/parser/ast.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Mul(Node<'src>, Node<'src>),
[INFO] [stdout]   |     --- ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     fields in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Ast` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]   |
[INFO] [stdout] 9 -     Mul(Node<'src>, Node<'src>),
[INFO] [stdout] 9 +     Mul((), ()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/parser/ast.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Div(Node<'src>, Node<'src>),
[INFO] [stdout]    |     --- ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Ast` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 10 -     Div(Node<'src>, Node<'src>),
[INFO] [stdout] 10 +     Div((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/parser/ast.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Add(Node<'src>, Node<'src>),
[INFO] [stdout]    |     --- ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Ast` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 11 -     Add(Node<'src>, Node<'src>),
[INFO] [stdout] 11 +     Add((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/parser/ast.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Sub(Node<'src>, Node<'src>),
[INFO] [stdout]    |     --- ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Ast` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 12 -     Sub(Node<'src>, Node<'src>),
[INFO] [stdout] 12 +     Sub((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/parser/ast.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     And(Node<'src>, Node<'src>),
[INFO] [stdout]    |     --- ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Ast` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 13 -     And(Node<'src>, Node<'src>),
[INFO] [stdout] 13 +     And((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/parser/ast.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Or(Node<'src>, Node<'src>),
[INFO] [stdout]    |     -- ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Ast` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 14 -     Or(Node<'src>, Node<'src>),
[INFO] [stdout] 14 +     Or((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/parser/ast.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Eq(Node<'src>, Node<'src>),
[INFO] [stdout]    |     -- ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Ast` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 15 -     Eq(Node<'src>, Node<'src>),
[INFO] [stdout] 15 +     Eq((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/parser/ast.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Neq(Node<'src>, Node<'src>),
[INFO] [stdout]    |     --- ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Ast` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 16 -     Neq(Node<'src>, Node<'src>),
[INFO] [stdout] 16 +     Neq((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/parser/ast.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Abs(&'src str, Node<'src>),
[INFO] [stdout]    |     --- ^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Ast` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 17 -     Abs(&'src str, Node<'src>),
[INFO] [stdout] 17 +     Abs((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/parser/ast.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Assign(&'src str, Node<'src>),
[INFO] [stdout]    |     ------ ^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Ast` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 18 -     Assign(&'src str, Node<'src>),
[INFO] [stdout] 18 +     Assign((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/parser/ast.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     Source(Vec<Ast<'src>>),
[INFO] [stdout]    |     ------ ^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Ast` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 19 -     Source(Vec<Ast<'src>>),
[INFO] [stdout] 19 +     Source(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_string` is never used
[INFO] [stdout]   --> src/source/mod.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 8  | impl Source {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn from_string(text: String) -> Source {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_line` is never used
[INFO] [stdout]   --> src/parser/mod.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn parse_line<'src>(tokens: &'src lexer::TokenVec<'src>) -> ParserResult<'src> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_longer_of` is never used
[INFO] [stdout]   --> src/parser/error.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 46 | impl<'src> ParserErrorVec<'src> {
[INFO] [stdout]    | ------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 73 |     pub fn get_longer_of(self, other: Self) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `parse_line` is never used
[INFO] [stdout]   --> src/parser/parser_state.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl<'src> ParserState<'src> {
[INFO] [stdout]    | ---------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub fn parse_line(mut self) -> ParserResult<'src> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/parser/ast.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Var(&'src str),
[INFO] [stdout]   |     --- ^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Ast` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 5 -     Var(&'src str),
[INFO] [stdout] 5 +     Var(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/parser/ast.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Num(u64),
[INFO] [stdout]   |     --- ^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Ast` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 6 -     Num(u64),
[INFO] [stdout] 6 +     Num(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/parser/ast.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Not(Node<'src>),
[INFO] [stdout]   |     --- ^^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Ast` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 7 -     Not(Node<'src>),
[INFO] [stdout] 7 +     Not(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]  --> src/parser/ast.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     App(Node<'src>, Node<'src>),
[INFO] [stdout]   |     --- ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     fields in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Ast` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]   |
[INFO] [stdout] 8 -     App(Node<'src>, Node<'src>),
[INFO] [stdout] 8 +     App((), ()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]  --> src/parser/ast.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Mul(Node<'src>, Node<'src>),
[INFO] [stdout]   |     --- ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     fields in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Ast` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]   |
[INFO] [stdout] 9 -     Mul(Node<'src>, Node<'src>),
[INFO] [stdout] 9 +     Mul((), ()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/parser/ast.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Div(Node<'src>, Node<'src>),
[INFO] [stdout]    |     --- ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Ast` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 10 -     Div(Node<'src>, Node<'src>),
[INFO] [stdout] 10 +     Div((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/parser/ast.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Add(Node<'src>, Node<'src>),
[INFO] [stdout]    |     --- ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Ast` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 11 -     Add(Node<'src>, Node<'src>),
[INFO] [stdout] 11 +     Add((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/parser/ast.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Sub(Node<'src>, Node<'src>),
[INFO] [stdout]    |     --- ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Ast` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 12 -     Sub(Node<'src>, Node<'src>),
[INFO] [stdout] 12 +     Sub((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/parser/ast.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     And(Node<'src>, Node<'src>),
[INFO] [stdout]    |     --- ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Ast` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 13 -     And(Node<'src>, Node<'src>),
[INFO] [stdout] 13 +     And((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/parser/ast.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Or(Node<'src>, Node<'src>),
[INFO] [stdout]    |     -- ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Ast` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 14 -     Or(Node<'src>, Node<'src>),
[INFO] [stdout] 14 +     Or((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/parser/ast.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Eq(Node<'src>, Node<'src>),
[INFO] [stdout]    |     -- ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Ast` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 15 -     Eq(Node<'src>, Node<'src>),
[INFO] [stdout] 15 +     Eq((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/parser/ast.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Neq(Node<'src>, Node<'src>),
[INFO] [stdout]    |     --- ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Ast` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 16 -     Neq(Node<'src>, Node<'src>),
[INFO] [stdout] 16 +     Neq((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/parser/ast.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Abs(&'src str, Node<'src>),
[INFO] [stdout]    |     --- ^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Ast` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 17 -     Abs(&'src str, Node<'src>),
[INFO] [stdout] 17 +     Abs((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/parser/ast.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Assign(&'src str, Node<'src>),
[INFO] [stdout]    |     ------ ^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Ast` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 18 -     Assign(&'src str, Node<'src>),
[INFO] [stdout] 18 +     Assign((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/parser/ast.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     Source(Vec<Ast<'src>>),
[INFO] [stdout]    |     ------ ^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Ast` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 19 -     Source(Vec<Ast<'src>>),
[INFO] [stdout] 19 +     Source(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_string` is never used
[INFO] [stdout]   --> src/source/mod.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 8  | impl Source {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn from_string(text: String) -> Source {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "d71ababa6f211b34a465267766fb20006b96dc4fe6c019d326950d9fc2875c14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d71ababa6f211b34a465267766fb20006b96dc4fe6c019d326950d9fc2875c14", kill_on_drop: false }`
[INFO] [stdout] d71ababa6f211b34a465267766fb20006b96dc4fe6c019d326950d9fc2875c14