[INFO] fetching crate glsl-quasiquote 7.0.0...
[INFO] checking glsl-quasiquote-7.0.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate glsl-quasiquote 7.0.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate glsl-quasiquote 7.0.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate glsl-quasiquote 7.0.0
[INFO] finished tweaking crates.io crate glsl-quasiquote 7.0.0
[INFO] tweaked toml for crates.io crate glsl-quasiquote 7.0.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 9 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro-faithful-display v0.2.0
[INFO] [stderr]   Downloaded glsl v7.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84427d9972e64f63a64d270930cd69080003209dee831cf4dd9962a0f1d85333
[INFO] running `Command { std: "docker" "start" "-a" "84427d9972e64f63a64d270930cd69080003209dee831cf4dd9962a0f1d85333", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84427d9972e64f63a64d270930cd69080003209dee831cf4dd9962a0f1d85333", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84427d9972e64f63a64d270930cd69080003209dee831cf4dd9962a0f1d85333", kill_on_drop: false }`
[INFO] [stdout] 84427d9972e64f63a64d270930cd69080003209dee831cf4dd9962a0f1d85333
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8352da3a283f50ec671d8956a49aa3dfd3725205471328047f6027861a8fe571
[INFO] running `Command { std: "docker" "start" "-a" "8352da3a283f50ec671d8956a49aa3dfd3725205471328047f6027861a8fe571", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking proc-macro-faithful-display v0.2.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking glsl v7.0.0
[INFO] [stderr]     Checking glsl-quasiquote v7.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:489:18
[INFO] [stdout]     |
[INFO] [stdout] 489 |       let expr = Box::new(tokenize_expr(&e)).quote();
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_allocation)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:592:18
[INFO] [stdout]     |
[INFO] [stdout] 592 |         .map(|e| Box::new(tokenize_expr(&e)).quote())
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:640:15
[INFO] [stdout]     |
[INFO] [stdout] 640 |       let e = Box::new(tokenize_expr(e)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:646:15
[INFO] [stdout]     |
[INFO] [stdout] 646 |       let l = Box::new(tokenize_expr(l)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:647:15
[INFO] [stdout]     |
[INFO] [stdout] 647 |       let r = Box::new(tokenize_expr(r)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:652:15
[INFO] [stdout]     |
[INFO] [stdout] 652 |       let c = Box::new(tokenize_expr(c)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:653:15
[INFO] [stdout]     |
[INFO] [stdout] 653 |       let s = Box::new(tokenize_expr(s)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:654:15
[INFO] [stdout]     |
[INFO] [stdout] 654 |       let e = Box::new(tokenize_expr(e)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:659:15
[INFO] [stdout]     |
[INFO] [stdout] 659 |       let v = Box::new(tokenize_expr(v)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:661:15
[INFO] [stdout]     |
[INFO] [stdout] 661 |       let e = Box::new(tokenize_expr(e)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:666:15
[INFO] [stdout]     |
[INFO] [stdout] 666 |       let e = Box::new(tokenize_expr(e)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:678:15
[INFO] [stdout]     |
[INFO] [stdout] 678 |       let e = Box::new(tokenize_expr(e)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:685:15
[INFO] [stdout]     |
[INFO] [stdout] 685 |       let e = Box::new(tokenize_expr(e)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:690:15
[INFO] [stdout]     |
[INFO] [stdout] 690 |       let e = Box::new(tokenize_expr(e)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:695:15
[INFO] [stdout]     |
[INFO] [stdout] 695 |       let a = Box::new(tokenize_expr(a)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:696:15
[INFO] [stdout]     |
[INFO] [stdout] 696 |       let b = Box::new(tokenize_expr(b)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:761:15
[INFO] [stdout]     |
[INFO] [stdout] 761 |       let e = Box::new(tokenize_expr(e)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:889:15
[INFO] [stdout]     |
[INFO] [stdout] 889 |       let e = Box::new(tokenize_expr(e)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:945:15
[INFO] [stdout]     |
[INFO] [stdout] 945 |       let s = Box::new(tokenize_compound_statement(cst)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:950:15
[INFO] [stdout]     |
[INFO] [stdout] 950 |       let s = Box::new(tokenize_simple_statement(sst)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1001:14
[INFO] [stdout]      |
[INFO] [stdout] 1001 |   let cond = Box::new(tokenize_expr(&sst.cond)).quote();
[INFO] [stdout]      |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1015:15
[INFO] [stdout]      |
[INFO] [stdout] 1015 |       let e = Box::new(tokenize_statement(if_st)).quote();
[INFO] [stdout]      |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1020:19
[INFO] [stdout]      |
[INFO] [stdout] 1020 |       let if_st = Box::new(tokenize_statement(if_st)).quote();
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1021:21
[INFO] [stdout]      |
[INFO] [stdout] 1021 |       let else_st = Box::new(tokenize_statement(else_st)).quote();
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1028:14
[INFO] [stdout]      |
[INFO] [stdout] 1028 |   let head = Box::new(tokenize_expr(&sst.head)).quote();
[INFO] [stdout]      |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1042:15
[INFO] [stdout]      |
[INFO] [stdout] 1042 |       let e = Box::new(tokenize_expr(e)).quote();
[INFO] [stdout]      |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1054:18
[INFO] [stdout]      |
[INFO] [stdout] 1054 |       let body = Box::new(tokenize_statement(body)).quote();
[INFO] [stdout]      |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1059:18
[INFO] [stdout]      |
[INFO] [stdout] 1059 |       let body = Box::new(tokenize_statement(body)).quote();
[INFO] [stdout]      |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1060:18
[INFO] [stdout]      |
[INFO] [stdout] 1060 |       let cond = Box::new(tokenize_expr(cond)).quote();
[INFO] [stdout]      |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1067:18
[INFO] [stdout]      |
[INFO] [stdout] 1067 |       let body = Box::new(tokenize_statement(body)).quote();
[INFO] [stdout]      |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1076:15
[INFO] [stdout]      |
[INFO] [stdout] 1076 |       let e = Box::new(tokenize_expr(e)).quote();
[INFO] [stdout]      |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1098:15
[INFO] [stdout]      |
[INFO] [stdout] 1098 |       let d = Box::new(tokenize_declaration(d)).quote();
[INFO] [stdout]      |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1109:14
[INFO] [stdout]      |
[INFO] [stdout] 1109 |     .map(|e| Box::new(tokenize_expr(&e)).quote())
[INFO] [stdout]      |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1128:18
[INFO] [stdout]      |
[INFO] [stdout] 1128 |         .map(|e| Box::new(tokenize_expr(e)).quote())
[INFO] [stdout]      |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 34 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:489:18
[INFO] [stdout]     |
[INFO] [stdout] 489 |       let expr = Box::new(tokenize_expr(&e)).quote();
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_allocation)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:592:18
[INFO] [stdout]     |
[INFO] [stdout] 592 |         .map(|e| Box::new(tokenize_expr(&e)).quote())
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:640:15
[INFO] [stdout]     |
[INFO] [stdout] 640 |       let e = Box::new(tokenize_expr(e)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:646:15
[INFO] [stdout]     |
[INFO] [stdout] 646 |       let l = Box::new(tokenize_expr(l)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:647:15
[INFO] [stdout]     |
[INFO] [stdout] 647 |       let r = Box::new(tokenize_expr(r)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:652:15
[INFO] [stdout]     |
[INFO] [stdout] 652 |       let c = Box::new(tokenize_expr(c)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:653:15
[INFO] [stdout]     |
[INFO] [stdout] 653 |       let s = Box::new(tokenize_expr(s)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:654:15
[INFO] [stdout]     |
[INFO] [stdout] 654 |       let e = Box::new(tokenize_expr(e)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:659:15
[INFO] [stdout]     |
[INFO] [stdout] 659 |       let v = Box::new(tokenize_expr(v)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:661:15
[INFO] [stdout]     |
[INFO] [stdout] 661 |       let e = Box::new(tokenize_expr(e)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:666:15
[INFO] [stdout]     |
[INFO] [stdout] 666 |       let e = Box::new(tokenize_expr(e)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:678:15
[INFO] [stdout]     |
[INFO] [stdout] 678 |       let e = Box::new(tokenize_expr(e)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:685:15
[INFO] [stdout]     |
[INFO] [stdout] 685 |       let e = Box::new(tokenize_expr(e)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:690:15
[INFO] [stdout]     |
[INFO] [stdout] 690 |       let e = Box::new(tokenize_expr(e)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:695:15
[INFO] [stdout]     |
[INFO] [stdout] 695 |       let a = Box::new(tokenize_expr(a)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:696:15
[INFO] [stdout]     |
[INFO] [stdout] 696 |       let b = Box::new(tokenize_expr(b)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:761:15
[INFO] [stdout]     |
[INFO] [stdout] 761 |       let e = Box::new(tokenize_expr(e)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:889:15
[INFO] [stdout]     |
[INFO] [stdout] 889 |       let e = Box::new(tokenize_expr(e)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:945:15
[INFO] [stdout]     |
[INFO] [stdout] 945 |       let s = Box::new(tokenize_compound_statement(cst)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:950:15
[INFO] [stdout]     |
[INFO] [stdout] 950 |       let s = Box::new(tokenize_simple_statement(sst)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1001:14
[INFO] [stdout]      |
[INFO] [stdout] 1001 |   let cond = Box::new(tokenize_expr(&sst.cond)).quote();
[INFO] [stdout]      |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1015:15
[INFO] [stdout]      |
[INFO] [stdout] 1015 |       let e = Box::new(tokenize_statement(if_st)).quote();
[INFO] [stdout]      |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1020:19
[INFO] [stdout]      |
[INFO] [stdout] 1020 |       let if_st = Box::new(tokenize_statement(if_st)).quote();
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1021:21
[INFO] [stdout]      |
[INFO] [stdout] 1021 |       let else_st = Box::new(tokenize_statement(else_st)).quote();
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1028:14
[INFO] [stdout]      |
[INFO] [stdout] 1028 |   let head = Box::new(tokenize_expr(&sst.head)).quote();
[INFO] [stdout]      |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1042:15
[INFO] [stdout]      |
[INFO] [stdout] 1042 |       let e = Box::new(tokenize_expr(e)).quote();
[INFO] [stdout]      |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1054:18
[INFO] [stdout]      |
[INFO] [stdout] 1054 |       let body = Box::new(tokenize_statement(body)).quote();
[INFO] [stdout]      |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1059:18
[INFO] [stdout]      |
[INFO] [stdout] 1059 |       let body = Box::new(tokenize_statement(body)).quote();
[INFO] [stdout]      |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1060:18
[INFO] [stdout]      |
[INFO] [stdout] 1060 |       let cond = Box::new(tokenize_expr(cond)).quote();
[INFO] [stdout]      |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1067:18
[INFO] [stdout]      |
[INFO] [stdout] 1067 |       let body = Box::new(tokenize_statement(body)).quote();
[INFO] [stdout]      |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1076:15
[INFO] [stdout]      |
[INFO] [stdout] 1076 |       let e = Box::new(tokenize_expr(e)).quote();
[INFO] [stdout]      |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1098:15
[INFO] [stdout]      |
[INFO] [stdout] 1098 |       let d = Box::new(tokenize_declaration(d)).quote();
[INFO] [stdout]      |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1109:14
[INFO] [stdout]      |
[INFO] [stdout] 1109 |     .map(|e| Box::new(tokenize_expr(&e)).quote())
[INFO] [stdout]      |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1128:18
[INFO] [stdout]      |
[INFO] [stdout] 1128 |         .map(|e| Box::new(tokenize_expr(e)).quote())
[INFO] [stdout]      |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 34 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:489:18
[INFO] [stdout]     |
[INFO] [stdout] 489 |       let expr = Box::new(tokenize_expr(&e)).quote();
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_allocation)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:592:18
[INFO] [stdout]     |
[INFO] [stdout] 592 |         .map(|e| Box::new(tokenize_expr(&e)).quote())
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:640:15
[INFO] [stdout]     |
[INFO] [stdout] 640 |       let e = Box::new(tokenize_expr(e)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:646:15
[INFO] [stdout]     |
[INFO] [stdout] 646 |       let l = Box::new(tokenize_expr(l)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:647:15
[INFO] [stdout]     |
[INFO] [stdout] 647 |       let r = Box::new(tokenize_expr(r)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:652:15
[INFO] [stdout]     |
[INFO] [stdout] 652 |       let c = Box::new(tokenize_expr(c)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:653:15
[INFO] [stdout]     |
[INFO] [stdout] 653 |       let s = Box::new(tokenize_expr(s)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:654:15
[INFO] [stdout]     |
[INFO] [stdout] 654 |       let e = Box::new(tokenize_expr(e)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:659:15
[INFO] [stdout]     |
[INFO] [stdout] 659 |       let v = Box::new(tokenize_expr(v)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:661:15
[INFO] [stdout]     |
[INFO] [stdout] 661 |       let e = Box::new(tokenize_expr(e)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:666:15
[INFO] [stdout]     |
[INFO] [stdout] 666 |       let e = Box::new(tokenize_expr(e)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:678:15
[INFO] [stdout]     |
[INFO] [stdout] 678 |       let e = Box::new(tokenize_expr(e)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:685:15
[INFO] [stdout]     |
[INFO] [stdout] 685 |       let e = Box::new(tokenize_expr(e)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:690:15
[INFO] [stdout]     |
[INFO] [stdout] 690 |       let e = Box::new(tokenize_expr(e)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:695:15
[INFO] [stdout]     |
[INFO] [stdout] 695 |       let a = Box::new(tokenize_expr(a)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:696:15
[INFO] [stdout]     |
[INFO] [stdout] 696 |       let b = Box::new(tokenize_expr(b)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:761:15
[INFO] [stdout]     |
[INFO] [stdout] 761 |       let e = Box::new(tokenize_expr(e)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:889:15
[INFO] [stdout]     |
[INFO] [stdout] 889 |       let e = Box::new(tokenize_expr(e)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:945:15
[INFO] [stdout]     |
[INFO] [stdout] 945 |       let s = Box::new(tokenize_compound_statement(cst)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]    --> src/tokenize.rs:950:15
[INFO] [stdout]     |
[INFO] [stdout] 950 |       let s = Box::new(tokenize_simple_statement(sst)).quote();
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1001:14
[INFO] [stdout]      |
[INFO] [stdout] 1001 |   let cond = Box::new(tokenize_expr(&sst.cond)).quote();
[INFO] [stdout]      |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1015:15
[INFO] [stdout]      |
[INFO] [stdout] 1015 |       let e = Box::new(tokenize_statement(if_st)).quote();
[INFO] [stdout]      |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1020:19
[INFO] [stdout]      |
[INFO] [stdout] 1020 |       let if_st = Box::new(tokenize_statement(if_st)).quote();
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1021:21
[INFO] [stdout]      |
[INFO] [stdout] 1021 |       let else_st = Box::new(tokenize_statement(else_st)).quote();
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1028:14
[INFO] [stdout]      |
[INFO] [stdout] 1028 |   let head = Box::new(tokenize_expr(&sst.head)).quote();
[INFO] [stdout]      |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1042:15
[INFO] [stdout]      |
[INFO] [stdout] 1042 |       let e = Box::new(tokenize_expr(e)).quote();
[INFO] [stdout]      |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1054:18
[INFO] [stdout]      |
[INFO] [stdout] 1054 |       let body = Box::new(tokenize_statement(body)).quote();
[INFO] [stdout]      |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1059:18
[INFO] [stdout]      |
[INFO] [stdout] 1059 |       let body = Box::new(tokenize_statement(body)).quote();
[INFO] [stdout]      |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1060:18
[INFO] [stdout]      |
[INFO] [stdout] 1060 |       let cond = Box::new(tokenize_expr(cond)).quote();
[INFO] [stdout]      |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1067:18
[INFO] [stdout]      |
[INFO] [stdout] 1067 |       let body = Box::new(tokenize_statement(body)).quote();
[INFO] [stdout]      |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1076:15
[INFO] [stdout]      |
[INFO] [stdout] 1076 |       let e = Box::new(tokenize_expr(e)).quote();
[INFO] [stdout]      |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1098:15
[INFO] [stdout]      |
[INFO] [stdout] 1098 |       let d = Box::new(tokenize_declaration(d)).quote();
[INFO] [stdout]      |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1109:14
[INFO] [stdout]      |
[INFO] [stdout] 1109 |     .map(|e| Box::new(tokenize_expr(&e)).quote())
[INFO] [stdout]      |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary allocation, use `&` instead
[INFO] [stdout]     --> src/tokenize.rs:1128:18
[INFO] [stdout]      |
[INFO] [stdout] 1128 |         .map(|e| Box::new(tokenize_expr(e)).quote())
[INFO] [stdout]      |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 34 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.62s
[INFO] running `Command { std: "docker" "inspect" "8352da3a283f50ec671d8956a49aa3dfd3725205471328047f6027861a8fe571", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8352da3a283f50ec671d8956a49aa3dfd3725205471328047f6027861a8fe571", kill_on_drop: false }`
[INFO] [stdout] 8352da3a283f50ec671d8956a49aa3dfd3725205471328047f6027861a8fe571