[INFO] cloning repository https://github.com/luisvgs/jules
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luisvgs/jules" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluisvgs%2Fjules", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluisvgs%2Fjules'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c6765c83d020470f4be6e07bf7ec12a5a2cd5b32
[INFO] building luisvgs/jules against try#334963c956d25708feab489a3816ae63f639355d for pr-135216-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluisvgs%2Fjules" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/luisvgs/jules on toolchain 334963c956d25708feab489a3816ae63f639355d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/luisvgs/jules
[INFO] finished tweaking git repo https://github.com/luisvgs/jules
[INFO] tweaked toml for git repo https://github.com/luisvgs/jules written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/luisvgs/jules 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" "+334963c956d25708feab489a3816ae63f639355d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 218f5fd9f29bc44f1cc22c2549ba0be855b311c731a1b755d84bb1cc335aca50
[INFO] running `Command { std: "docker" "start" "-a" "218f5fd9f29bc44f1cc22c2549ba0be855b311c731a1b755d84bb1cc335aca50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "218f5fd9f29bc44f1cc22c2549ba0be855b311c731a1b755d84bb1cc335aca50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "218f5fd9f29bc44f1cc22c2549ba0be855b311c731a1b755d84bb1cc335aca50", kill_on_drop: false }`
[INFO] [stdout] 218f5fd9f29bc44f1cc22c2549ba0be855b311c731a1b755d84bb1cc335aca50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 968cc0000edec0002ccc96d3ca59a1970e04c0b3d4cd9e6a91261b94910ba5f5
[INFO] running `Command { std: "docker" "start" "-a" "968cc0000edec0002ccc96d3ca59a1970e04c0b3d4cd9e6a91261b94910ba5f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling rustix v0.38.6
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.5
[INFO] [stderr]    Compiling bitflags v2.3.3
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling regex-syntax v0.7.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling smallvec v1.11.0
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling log v0.4.19
[INFO] [stderr]    Compiling ena v0.14.2
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling anstyle-parse v0.2.1
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling pico-args v0.5.0
[INFO] [stderr]    Compiling anstyle v1.0.1
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling anyhow v1.0.72
[INFO] [stderr]    Compiling clap_lex v0.5.0
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling is-terminal v0.4.9
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling anstream v0.3.2
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling aho-corasick v1.0.2
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling clap_builder v4.3.23
[INFO] [stderr]    Compiling petgraph v0.6.3
[INFO] [stderr]    Compiling string_cache v0.8.7
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling regex-automata v0.3.4
[INFO] [stderr]    Compiling clap_derive v4.3.12
[INFO] [stderr]    Compiling regex v1.9.1
[INFO] [stderr]    Compiling lalrpop-util v0.20.0
[INFO] [stderr]    Compiling lalrpop v0.20.0
[INFO] [stderr]    Compiling clap v4.3.23
[INFO] [stderr]    Compiling jules v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Result`
[INFO] [stdout]  --> src/environment.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | use anyhow::{anyhow, Result};
[INFO] [stdout]   |                      ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::__parse__Block::BlockParser`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/jules-04f5a55331381499/out/parser.rs:1527:9
[INFO] [stdout]      |
[INFO] [stdout] 1527 | pub use self::__parse__Block::BlockParser;
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::__parse__Expr::ExprParser`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/jules-04f5a55331381499/out/parser.rs:3042:9
[INFO] [stdout]      |
[INFO] [stdout] 3042 | pub use self::__parse__Expr::ExprParser;
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::__parse__ParamList::ParamListParser`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/jules-04f5a55331381499/out/parser.rs:5931:9
[INFO] [stdout]      |
[INFO] [stdout] 5931 | pub use self::__parse__ParamList::ParamListParser;
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/ast.rs:15:28
[INFO] [stdout]    |
[INFO] [stdout] 15 |             Self::Function(name, args, body) => write!(f, "<fn: defined>"),
[INFO] [stdout]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/ast.rs:15:34
[INFO] [stdout]    |
[INFO] [stdout] 15 |             Self::Function(name, args, body) => write!(f, "<fn: defined>"),
[INFO] [stdout]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]   --> src/ast.rs:15:40
[INFO] [stdout]    |
[INFO] [stdout] 15 |             Self::Function(name, args, body) => write!(f, "<fn: defined>"),
[INFO] [stdout]    |                                        ^^^^ help: if this is intentional, prefix it with an underscore: `_body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value captured by `value` is never read
[INFO] [stdout]   --> src/eval.rs:24:16
[INFO] [stdout]    |
[INFO] [stdout] 24 |             Ok(value)
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: did you mean to capture by reference instead?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/value.rs:25:28
[INFO] [stdout]    |
[INFO] [stdout] 25 |             Self::Function(args, body) => write!(f, "<fn: defined>"),
[INFO] [stdout]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]   --> src/value.rs:25:34
[INFO] [stdout]    |
[INFO] [stdout] 25 |             Self::Function(args, body) => write!(f, "<fn: defined>"),
[INFO] [stdout]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `parent` is never read
[INFO] [stdout]  --> src/environment.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Env {
[INFO] [stdout]   |            --- field in this struct
[INFO] [stdout] 9 |     pub parent: Option<Rc<RefCell<Env>>>,
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Env` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `List` is never constructed
[INFO] [stdout]   --> src/value.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub enum Expr {
[INFO] [stdout]    |          ---- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 12 |     List(Vec<Expr>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Expr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/eval.rs:108:22
[INFO] [stdout]     |
[INFO] [stdout] 108 |                     e.clone()
[INFO] [stdout]     |                      ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `[ast::Ast]` does not implement `Clone`, so calling `clone` on `&[ast::Ast]` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.93s
[INFO] running `Command { std: "docker" "inspect" "968cc0000edec0002ccc96d3ca59a1970e04c0b3d4cd9e6a91261b94910ba5f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "968cc0000edec0002ccc96d3ca59a1970e04c0b3d4cd9e6a91261b94910ba5f5", kill_on_drop: false }`
[INFO] [stdout] 968cc0000edec0002ccc96d3ca59a1970e04c0b3d4cd9e6a91261b94910ba5f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b6724fb8eb8b6b818d1f15a31bc2af0d4553b5cc9a3ce42956e81affed08b7c
[INFO] running `Command { std: "docker" "start" "-a" "7b6724fb8eb8b6b818d1f15a31bc2af0d4553b5cc9a3ce42956e81affed08b7c", kill_on_drop: false }`
[INFO] [stderr]    Compiling jules v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Result`
[INFO] [stdout]  --> src/environment.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | use anyhow::{anyhow, Result};
[INFO] [stdout]   |                      ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::__parse__Block::BlockParser`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/jules-04f5a55331381499/out/parser.rs:1527:9
[INFO] [stdout]      |
[INFO] [stdout] 1527 | pub use self::__parse__Block::BlockParser;
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::__parse__Expr::ExprParser`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/jules-04f5a55331381499/out/parser.rs:3042:9
[INFO] [stdout]      |
[INFO] [stdout] 3042 | pub use self::__parse__Expr::ExprParser;
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::__parse__ParamList::ParamListParser`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/jules-04f5a55331381499/out/parser.rs:5931:9
[INFO] [stdout]      |
[INFO] [stdout] 5931 | pub use self::__parse__ParamList::ParamListParser;
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]   --> src/ast.rs:15:28
[INFO] [stdout]    |
[INFO] [stdout] 15 |             Self::Function(name, args, body) => write!(f, "<fn: defined>"),
[INFO] [stdout]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/ast.rs:15:34
[INFO] [stdout]    |
[INFO] [stdout] 15 |             Self::Function(name, args, body) => write!(f, "<fn: defined>"),
[INFO] [stdout]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]   --> src/ast.rs:15:40
[INFO] [stdout]    |
[INFO] [stdout] 15 |             Self::Function(name, args, body) => write!(f, "<fn: defined>"),
[INFO] [stdout]    |                                        ^^^^ help: if this is intentional, prefix it with an underscore: `_body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value captured by `value` is never read
[INFO] [stdout]   --> src/eval.rs:24:16
[INFO] [stdout]    |
[INFO] [stdout] 24 |             Ok(value)
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: did you mean to capture by reference instead?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/value.rs:25:28
[INFO] [stdout]    |
[INFO] [stdout] 25 |             Self::Function(args, body) => write!(f, "<fn: defined>"),
[INFO] [stdout]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]   --> src/value.rs:25:34
[INFO] [stdout]    |
[INFO] [stdout] 25 |             Self::Function(args, body) => write!(f, "<fn: defined>"),
[INFO] [stdout]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `parent` is never read
[INFO] [stdout]  --> src/environment.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Env {
[INFO] [stdout]   |            --- field in this struct
[INFO] [stdout] 9 |     pub parent: Option<Rc<RefCell<Env>>>,
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Env` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `List` is never constructed
[INFO] [stdout]   --> src/value.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub enum Expr {
[INFO] [stdout]    |          ---- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 12 |     List(Vec<Expr>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Expr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/eval.rs:108:22
[INFO] [stdout]     |
[INFO] [stdout] 108 |                     e.clone()
[INFO] [stdout]     |                      ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `[ast::Ast]` does not implement `Clone`, so calling `clone` on `&[ast::Ast]` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "7b6724fb8eb8b6b818d1f15a31bc2af0d4553b5cc9a3ce42956e81affed08b7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b6724fb8eb8b6b818d1f15a31bc2af0d4553b5cc9a3ce42956e81affed08b7c", kill_on_drop: false }`
[INFO] [stdout] 7b6724fb8eb8b6b818d1f15a31bc2af0d4553b5cc9a3ce42956e81affed08b7c
