[INFO] cloning repository https://github.com/mendelsshop/macro-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mendelsshop/macro-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmendelsshop%2Fmacro-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmendelsshop%2Fmacro-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 57ff5de32e0d10832edbe760647fb4d150628971
[INFO] checking mendelsshop/macro-lang against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmendelsshop%2Fmacro-lang" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mendelsshop/macro-lang on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mendelsshop/macro-lang
[INFO] finished tweaking git repo https://github.com/mendelsshop/macro-lang
[INFO] tweaked toml for git repo https://github.com/mendelsshop/macro-lang written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mendelsshop/macro-lang 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/gsingh93/trace`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded either v1.13.0
[INFO] [stderr]   Downloaded itertools v0.13.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c0bc76a56864938dfafb9de1c941f31941cccc9fbce86d4a45feab252d630d34
[INFO] running `Command { std: "docker" "start" "-a" "c0bc76a56864938dfafb9de1c941f31941cccc9fbce86d4a45feab252d630d34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0bc76a56864938dfafb9de1c941f31941cccc9fbce86d4a45feab252d630d34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0bc76a56864938dfafb9de1c941f31941cccc9fbce86d4a45feab252d630d34", kill_on_drop: false }`
[INFO] [stdout] c0bc76a56864938dfafb9de1c941f31941cccc9fbce86d4a45feab252d630d34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85fec8352ae26d088c601edbb2ef0eb00b402fcda1fe3af86df298cbc4a349cc
[INFO] running `Command { std: "docker" "start" "-a" "85fec8352ae26d088c601edbb2ef0eb00b402fcda1fe3af86df298cbc4a349cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling trace v0.1.7 (https://github.com/gsingh93/trace#d8c2d940)
[INFO] [stderr]     Checking macro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `lambda_id`
[INFO] [stdout]    --> src/evaluator.rs:103:34
[INFO] [stdout]     |
[INFO] [stdout] 103 |                     let Pair(ref lambda_id, Ast::Pair(ref inner)) = *list else {
[INFO] [stdout]     |                                  ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lambda_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `l`
[INFO] [stdout]   --> src/expander/compile.rs:44:29
[INFO] [stdout]    |
[INFO] [stdout] 44 |                         let l = m("rest".into()).ok_or("internal error")?.list();
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_l`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lambda_id`
[INFO] [stdout]    --> src/evaluator.rs:103:34
[INFO] [stdout]     |
[INFO] [stdout] 103 |                     let Pair(ref lambda_id, Ast::Pair(ref inner)) = *list else {
[INFO] [stdout]     |                                  ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lambda_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]    --> src/expander/expand.rs:120:48
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn expand_transformer(&mut self, rhs: Ast, env: CompileTimeEnvoirnment) -> Result<Ast, String> {
[INFO] [stdout]     |                                                ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `l`
[INFO] [stdout]   --> src/expander/compile.rs:44:29
[INFO] [stdout]    |
[INFO] [stdout] 44 |                         let l = m("rest".into()).ok_or("internal error")?.list();
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_l`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]    --> src/expander/expand.rs:120:48
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn expand_transformer(&mut self, rhs: Ast, env: CompileTimeEnvoirnment) -> Result<Ast, String> {
[INFO] [stdout]     |                                                ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `AnalyzedResult` is never used
[INFO] [stdout]   --> src/ast.rs:25:10
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub type AnalyzedResult = Result<Box<dyn AnalyzeFn>, String>;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bound_identifier` is never used
[INFO] [stdout]    --> src/ast.rs:152:8
[INFO] [stdout]     |
[INFO] [stdout] 152 | pub fn bound_identifier(a: Ast, b: Ast) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `empty_syntax` is never used
[INFO] [stdout]   --> src/ast/syntax.rs:63:4
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn empty_syntax() -> Syntax<Ast> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `bound_identifier` is never used
[INFO] [stdout]    --> src/ast/syntax.rs:135:8
[INFO] [stdout]     |
[INFO] [stdout] 130 | impl<T> Syntax<T> {
[INFO] [stdout]     | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 135 |     fn bound_identifier(&self, other: &Self) -> bool
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `set` is never used
[INFO] [stdout]   --> src/evaluator.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Env {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 32 |     fn set(&mut self, symbol: Symbol, mut expr: Ast) -> Option<Ast> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `core_syntax` is never read
[INFO] [stdout]   --> src/expander.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct Expander {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 39 |     core_syntax: Syntax<Ast>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Expander` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `introduce` is never used
[INFO] [stdout]   --> src/expander.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 49 | impl Expander {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 78 |     pub fn introduce<T: AdjustScope>(&self, s: T) -> T {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `free_identifier` is never used
[INFO] [stdout]   --> src/expander/binding.rs:84:12
[INFO] [stdout]    |
[INFO] [stdout] 83 | impl Expander {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 84 |     pub fn free_identifier(&self, a: Syntax<Symbol>, b: Syntax<Symbol>) -> Result<bool, String> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new_with_input` is never used
[INFO] [stdout]   --> src/reader.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl Reader {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 11 |     pub fn new_with_input(input: &impl ToString) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `read` is never used
[INFO] [stdout]   --> src/reader.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 49 | impl Reader {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 52 |     pub fn read(&mut self) -> Result<Ast, String> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `AnalyzedResult` is never used
[INFO] [stdout]   --> src/ast.rs:25:10
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub type AnalyzedResult = Result<Box<dyn AnalyzeFn>, String>;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bound_identifier` is never used
[INFO] [stdout]    --> src/ast.rs:152:8
[INFO] [stdout]     |
[INFO] [stdout] 152 | pub fn bound_identifier(a: Ast, b: Ast) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `empty_syntax` is never used
[INFO] [stdout]   --> src/ast/syntax.rs:63:4
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn empty_syntax() -> Syntax<Ast> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `bound_identifier` is never used
[INFO] [stdout]    --> src/ast/syntax.rs:135:8
[INFO] [stdout]     |
[INFO] [stdout] 130 | impl<T> Syntax<T> {
[INFO] [stdout]     | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 135 |     fn bound_identifier(&self, other: &Self) -> bool
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `set` is never used
[INFO] [stdout]   --> src/evaluator.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Env {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 32 |     fn set(&mut self, symbol: Symbol, mut expr: Ast) -> Option<Ast> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `core_syntax` is never read
[INFO] [stdout]   --> src/expander.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct Expander {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 39 |     core_syntax: Syntax<Ast>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Expander` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `introduce` is never used
[INFO] [stdout]   --> src/expander.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 49 | impl Expander {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 78 |     pub fn introduce<T: AdjustScope>(&self, s: T) -> T {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `free_identifier` is never used
[INFO] [stdout]   --> src/expander/binding.rs:84:12
[INFO] [stdout]    |
[INFO] [stdout] 83 | impl Expander {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 84 |     pub fn free_identifier(&self, a: Syntax<Symbol>, b: Syntax<Symbol>) -> Result<bool, String> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.76s
[INFO] running `Command { std: "docker" "inspect" "85fec8352ae26d088c601edbb2ef0eb00b402fcda1fe3af86df298cbc4a349cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85fec8352ae26d088c601edbb2ef0eb00b402fcda1fe3af86df298cbc4a349cc", kill_on_drop: false }`
[INFO] [stdout] 85fec8352ae26d088c601edbb2ef0eb00b402fcda1fe3af86df298cbc4a349cc