[INFO] cloning repository https://github.com/YeyaSwizaw/rust-reasoning
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/YeyaSwizaw/rust-reasoning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYeyaSwizaw%2Frust-reasoning", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYeyaSwizaw%2Frust-reasoning'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f98ab3aefc309a2f88ce9c5d0d08bc1a8753cbba
[INFO] checking YeyaSwizaw/rust-reasoning against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYeyaSwizaw%2Frust-reasoning" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/YeyaSwizaw/rust-reasoning on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/YeyaSwizaw/rust-reasoning
[INFO] finished tweaking git repo https://github.com/YeyaSwizaw/rust-reasoning
[INFO] tweaked toml for git repo https://github.com/YeyaSwizaw/rust-reasoning written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/YeyaSwizaw/rust-reasoning 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" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e782256efdda2ac666158f8a418e8f60b7aa864b00d4bd3bdeb1435b45ebf965
[INFO] running `Command { std: "docker" "start" "-a" "e782256efdda2ac666158f8a418e8f60b7aa864b00d4bd3bdeb1435b45ebf965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e782256efdda2ac666158f8a418e8f60b7aa864b00d4bd3bdeb1435b45ebf965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e782256efdda2ac666158f8a418e8f60b7aa864b00d4bd3bdeb1435b45ebf965", kill_on_drop: false }`
[INFO] [stdout] e782256efdda2ac666158f8a418e8f60b7aa864b00d4bd3bdeb1435b45ebf965
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 598e888bc5aea850102b9d0a478a797b9d6ef4737e78b64eed4405835f6f6876
[INFO] running `Command { std: "docker" "start" "-a" "598e888bc5aea850102b9d0a478a797b9d6ef4737e78b64eed4405835f6f6876", kill_on_drop: false }`
[INFO] [stderr]     Checking reasoning v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/main.rs:69:55
[INFO] [stdout]    |
[INFO] [stdout] 69 | ...                   expr_stack.push(Expr::Not(box expr));
[INFO] [stdout]    |                                                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 69 |                             expr_stack.push(Expr::Not(Box::new(expr)));
[INFO] [stdout]    |                                                       ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/main.rs:69:55
[INFO] [stdout]    |
[INFO] [stdout] 69 | ...                   expr_stack.push(Expr::Not(box expr));
[INFO] [stdout]    |                                                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 69 |                             expr_stack.push(Expr::Not(Box::new(expr)));
[INFO] [stdout]    |                                                       ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/main.rs:92:55
[INFO] [stdout]    |
[INFO] [stdout] 92 | ...                   expr_stack.push(Expr::Not(box expr))
[INFO] [stdout]    |                                                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 92 |                             expr_stack.push(Expr::Not(Box::new(expr)))
[INFO] [stdout]    |                                                       ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/main.rs:92:55
[INFO] [stdout]    |
[INFO] [stdout] 92 | ...                   expr_stack.push(Expr::Not(box expr))
[INFO] [stdout]    |                                                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 92 |                             expr_stack.push(Expr::Not(Box::new(expr)))
[INFO] [stdout]    |                                                       ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/main.rs:98:55
[INFO] [stdout]    |
[INFO] [stdout] 98 | ...                   expr_stack.push(Expr::And(box expr2, box expr1))
[INFO] [stdout]    |                                                 ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 98 |                             expr_stack.push(Expr::And(Box::new(expr2), box expr1))
[INFO] [stdout]    |                                                       ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/main.rs:98:55
[INFO] [stdout]    |
[INFO] [stdout] 98 | ...                   expr_stack.push(Expr::And(box expr2, box expr1))
[INFO] [stdout]    |                                                 ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 98 |                             expr_stack.push(Expr::And(Box::new(expr2), box expr1))
[INFO] [stdout]    |                                                       ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/main.rs:98:66
[INFO] [stdout]    |
[INFO] [stdout] 98 | ...                   expr_stack.push(Expr::And(box expr2, box expr1))
[INFO] [stdout]    |                                                            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 98 |                             expr_stack.push(Expr::And(box expr2, Box::new(expr1)))
[INFO] [stdout]    |                                                                  ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/main.rs:98:66
[INFO] [stdout]    |
[INFO] [stdout] 98 | ...                   expr_stack.push(Expr::And(box expr2, box expr1))
[INFO] [stdout]    |                                                            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 98 |                             expr_stack.push(Expr::And(box expr2, Box::new(expr1)))
[INFO] [stdout]    |                                                                  ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:104:54
[INFO] [stdout]     |
[INFO] [stdout] 104 | ...                   expr_stack.push(Expr::Or(box expr2, box expr1))
[INFO] [stdout]     |                                                ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 104 |                             expr_stack.push(Expr::Or(Box::new(expr2), box expr1))
[INFO] [stdout]     |                                                      ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:104:54
[INFO] [stdout]     |
[INFO] [stdout] 104 | ...                   expr_stack.push(Expr::Or(box expr2, box expr1))
[INFO] [stdout]     |                                                ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 104 |                             expr_stack.push(Expr::Or(Box::new(expr2), box expr1))
[INFO] [stdout]     |                                                      ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:104:65
[INFO] [stdout]     |
[INFO] [stdout] 104 | ...                   expr_stack.push(Expr::Or(box expr2, box expr1))
[INFO] [stdout]     |                                                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 104 |                             expr_stack.push(Expr::Or(box expr2, Box::new(expr1)))
[INFO] [stdout]     |                                                                 ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:104:65
[INFO] [stdout]     |
[INFO] [stdout] 104 | ...                   expr_stack.push(Expr::Or(box expr2, box expr1))
[INFO] [stdout]     |                                                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 104 |                             expr_stack.push(Expr::Or(box expr2, Box::new(expr1)))
[INFO] [stdout]     |                                                                 ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:110:58
[INFO] [stdout]     |
[INFO] [stdout] 110 | ...                   expr_stack.push(Expr::IfThen(box expr2, box expr1))
[INFO] [stdout]     |                                                    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 110 |                             expr_stack.push(Expr::IfThen(Box::new(expr2), box expr1))
[INFO] [stdout]     |                                                          ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:110:58
[INFO] [stdout]     |
[INFO] [stdout] 110 | ...                   expr_stack.push(Expr::IfThen(box expr2, box expr1))
[INFO] [stdout]     |                                                    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 110 |                             expr_stack.push(Expr::IfThen(Box::new(expr2), box expr1))
[INFO] [stdout]     |                                                          ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:110:69
[INFO] [stdout]     |
[INFO] [stdout] 110 | ...                   expr_stack.push(Expr::IfThen(box expr2, box expr1))
[INFO] [stdout]     |                                                               ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 110 |                             expr_stack.push(Expr::IfThen(box expr2, Box::new(expr1)))
[INFO] [stdout]     |                                                                     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:110:69
[INFO] [stdout]     |
[INFO] [stdout] 110 | ...                   expr_stack.push(Expr::IfThen(box expr2, box expr1))
[INFO] [stdout]     |                                                               ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 110 |                             expr_stack.push(Expr::IfThen(box expr2, Box::new(expr1)))
[INFO] [stdout]     |                                                                     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:116:55
[INFO] [stdout]     |
[INFO] [stdout] 116 | ...                   expr_stack.push(Expr::IFF(box expr2, box expr1))
[INFO] [stdout]     |                                                 ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 116 |                             expr_stack.push(Expr::IFF(Box::new(expr2), box expr1))
[INFO] [stdout]     |                                                       ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:116:55
[INFO] [stdout]     |
[INFO] [stdout] 116 | ...                   expr_stack.push(Expr::IFF(box expr2, box expr1))
[INFO] [stdout]     |                                                 ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 116 |                             expr_stack.push(Expr::IFF(Box::new(expr2), box expr1))
[INFO] [stdout]     |                                                       ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:116:66
[INFO] [stdout]     |
[INFO] [stdout] 116 | ...                   expr_stack.push(Expr::IFF(box expr2, box expr1))
[INFO] [stdout]     |                                                            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 116 |                             expr_stack.push(Expr::IFF(box expr2, Box::new(expr1)))
[INFO] [stdout]     |                                                                  ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:116:66
[INFO] [stdout]     |
[INFO] [stdout] 116 | ...                   expr_stack.push(Expr::IFF(box expr2, box expr1))
[INFO] [stdout]     |                                                            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 116 |                             expr_stack.push(Expr::IFF(box expr2, Box::new(expr1)))
[INFO] [stdout]     |                                                                  ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:133:43
[INFO] [stdout]     |
[INFO] [stdout] 133 |                 expr_stack.push(Expr::Not(box expr))
[INFO] [stdout]     |                                           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 133 |                 expr_stack.push(Expr::Not(Box::new(expr)))
[INFO] [stdout]     |                                           ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:133:43
[INFO] [stdout]     |
[INFO] [stdout] 133 |                 expr_stack.push(Expr::Not(box expr))
[INFO] [stdout]     |                                           ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 133 |                 expr_stack.push(Expr::Not(Box::new(expr)))
[INFO] [stdout]     |                                           ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:139:43
[INFO] [stdout]     |
[INFO] [stdout] 139 |                 expr_stack.push(Expr::And(box expr2, box expr1))
[INFO] [stdout]     |                                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 139 |                 expr_stack.push(Expr::And(Box::new(expr2), box expr1))
[INFO] [stdout]     |                                           ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:139:43
[INFO] [stdout]     |
[INFO] [stdout] 139 |                 expr_stack.push(Expr::And(box expr2, box expr1))
[INFO] [stdout]     |                                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 139 |                 expr_stack.push(Expr::And(Box::new(expr2), box expr1))
[INFO] [stdout]     |                                           ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:139:54
[INFO] [stdout]     |
[INFO] [stdout] 139 |                 expr_stack.push(Expr::And(box expr2, box expr1))
[INFO] [stdout]     |                                                      ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 139 |                 expr_stack.push(Expr::And(box expr2, Box::new(expr1)))
[INFO] [stdout]     |                                                      ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:139:54
[INFO] [stdout]     |
[INFO] [stdout] 139 |                 expr_stack.push(Expr::And(box expr2, box expr1))
[INFO] [stdout]     |                                                      ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 139 |                 expr_stack.push(Expr::And(box expr2, Box::new(expr1)))
[INFO] [stdout]     |                                                      ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:145:42
[INFO] [stdout]     |
[INFO] [stdout] 145 |                 expr_stack.push(Expr::Or(box expr2, box expr1))
[INFO] [stdout]     |                                          ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 145 |                 expr_stack.push(Expr::Or(Box::new(expr2), box expr1))
[INFO] [stdout]     |                                          ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:145:42
[INFO] [stdout]     |
[INFO] [stdout] 145 |                 expr_stack.push(Expr::Or(box expr2, box expr1))
[INFO] [stdout]     |                                          ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 145 |                 expr_stack.push(Expr::Or(Box::new(expr2), box expr1))
[INFO] [stdout]     |                                          ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:145:53
[INFO] [stdout]     |
[INFO] [stdout] 145 |                 expr_stack.push(Expr::Or(box expr2, box expr1))
[INFO] [stdout]     |                                                     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 145 |                 expr_stack.push(Expr::Or(box expr2, Box::new(expr1)))
[INFO] [stdout]     |                                                     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:145:53
[INFO] [stdout]     |
[INFO] [stdout] 145 |                 expr_stack.push(Expr::Or(box expr2, box expr1))
[INFO] [stdout]     |                                                     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 145 |                 expr_stack.push(Expr::Or(box expr2, Box::new(expr1)))
[INFO] [stdout]     |                                                     ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:151:46
[INFO] [stdout]     |
[INFO] [stdout] 151 |                 expr_stack.push(Expr::IfThen(box expr2, box expr1))
[INFO] [stdout]     |                                              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 151 |                 expr_stack.push(Expr::IfThen(Box::new(expr2), box expr1))
[INFO] [stdout]     |                                              ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:151:46
[INFO] [stdout]     |
[INFO] [stdout] 151 |                 expr_stack.push(Expr::IfThen(box expr2, box expr1))
[INFO] [stdout]     |                                              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 151 |                 expr_stack.push(Expr::IfThen(Box::new(expr2), box expr1))
[INFO] [stdout]     |                                              ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:151:57
[INFO] [stdout]     |
[INFO] [stdout] 151 |                 expr_stack.push(Expr::IfThen(box expr2, box expr1))
[INFO] [stdout]     |                                                         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 151 |                 expr_stack.push(Expr::IfThen(box expr2, Box::new(expr1)))
[INFO] [stdout]     |                                                         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:151:57
[INFO] [stdout]     |
[INFO] [stdout] 151 |                 expr_stack.push(Expr::IfThen(box expr2, box expr1))
[INFO] [stdout]     |                                                         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 151 |                 expr_stack.push(Expr::IfThen(box expr2, Box::new(expr1)))
[INFO] [stdout]     |                                                         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:157:43
[INFO] [stdout]     |
[INFO] [stdout] 157 |                 expr_stack.push(Expr::IFF(box expr2, box expr1))
[INFO] [stdout]     |                                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 157 |                 expr_stack.push(Expr::IFF(Box::new(expr2), box expr1))
[INFO] [stdout]     |                                           ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:157:43
[INFO] [stdout]     |
[INFO] [stdout] 157 |                 expr_stack.push(Expr::IFF(box expr2, box expr1))
[INFO] [stdout]     |                                           ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 157 |                 expr_stack.push(Expr::IFF(Box::new(expr2), box expr1))
[INFO] [stdout]     |                                           ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:157:54
[INFO] [stdout]     |
[INFO] [stdout] 157 |                 expr_stack.push(Expr::IFF(box expr2, box expr1))
[INFO] [stdout]     |                                                      ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 157 |                 expr_stack.push(Expr::IFF(box expr2, Box::new(expr1)))
[INFO] [stdout]     |                                                      ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:157:54
[INFO] [stdout]     |
[INFO] [stdout] 157 |                 expr_stack.push(Expr::IFF(box expr2, box expr1))
[INFO] [stdout]     |                                                      ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 157 |                 expr_stack.push(Expr::IFF(box expr2, Box::new(expr1)))
[INFO] [stdout]     |                                                      ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:196:33
[INFO] [stdout]     |
[INFO] [stdout] 196 |     let mut newexpr = Expr::Not(box expr);
[INFO] [stdout]     |                                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 196 |     let mut newexpr = Expr::Not(Box::new(expr));
[INFO] [stdout]     |                                 ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:196:33
[INFO] [stdout]     |
[INFO] [stdout] 196 |     let mut newexpr = Expr::Not(box expr);
[INFO] [stdout]     |                                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 196 |     let mut newexpr = Expr::Not(Box::new(expr));
[INFO] [stdout]     |                                 ~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:230:37
[INFO] [stdout]     |
[INFO] [stdout] 230 |                 let not = Expr::Not(box atom.clone()).reduce();
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 230 |                 let not = Expr::Not(Box::new(atom.clone())).reduce();
[INFO] [stdout]     |                                     ~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:230:37
[INFO] [stdout]     |
[INFO] [stdout] 230 |                 let not = Expr::Not(box atom.clone()).reduce();
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 230 |                 let not = Expr::Not(Box::new(atom.clone())).reduce();
[INFO] [stdout]     |                                     ~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:245:41
[INFO] [stdout]     |
[INFO] [stdout] 245 |                     let not = Expr::Not(box atom.clone()).reduce();
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 245 |                     let not = Expr::Not(Box::new(atom.clone())).reduce();
[INFO] [stdout]     |                                         ~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]    --> src/main.rs:245:41
[INFO] [stdout]     |
[INFO] [stdout] 245 |                     let not = Expr::Not(box atom.clone()).reduce();
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]     |
[INFO] [stdout] 245 |                     let not = Expr::Not(Box::new(atom.clone())).reduce();
[INFO] [stdout]     |                                         ~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_syntax)]
[INFO] [stdout]   |            ^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: replaced with `#[rustc_box]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_syntax)]
[INFO] [stdout]   |            ^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: replaced with `#[rustc_box]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:28:78
[INFO] [stdout]    |
[INFO] [stdout] 28 |                 &Expr::And(box ref e1, box ref e2) => Expr::Or(box Expr::Not(box e1.clone()), box Expr::Not(box e2.clone())).reduce(),
[INFO] [stdout]    |                                                                              ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 28 |                 &Expr::And(box ref e1, box ref e2) => Expr::Or(box Expr::Not(Box::new(e1.clone())), box Expr::Not(box e2.clone())).reduce(),
[INFO] [stdout]    |                                                                              ~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:28:78
[INFO] [stdout]    |
[INFO] [stdout] 28 |                 &Expr::And(box ref e1, box ref e2) => Expr::Or(box Expr::Not(box e1.clone()), box Expr::Not(box e2.clone())).reduce(),
[INFO] [stdout]    |                                                                              ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 28 |                 &Expr::And(box ref e1, box ref e2) => Expr::Or(box Expr::Not(Box::new(e1.clone())), box Expr::Not(box e2.clone())).reduce(),
[INFO] [stdout]    |                                                                              ~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:28:64
[INFO] [stdout]    |
[INFO] [stdout] 28 |                 &Expr::And(box ref e1, box ref e2) => Expr::Or(box Expr::Not(box e1.clone()), box Expr::Not(box e2.clone())).reduce(),
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 28 |                 &Expr::And(box ref e1, box ref e2) => Expr::Or(Box::new(Expr::Not(box e1.clone())), box Expr::Not(box e2.clone())).reduce(),
[INFO] [stdout]    |                                                                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:28:64
[INFO] [stdout]    |
[INFO] [stdout] 28 |                 &Expr::And(box ref e1, box ref e2) => Expr::Or(box Expr::Not(box e1.clone()), box Expr::Not(box e2.clone())).reduce(),
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 28 |                 &Expr::And(box ref e1, box ref e2) => Expr::Or(Box::new(Expr::Not(box e1.clone())), box Expr::Not(box e2.clone())).reduce(),
[INFO] [stdout]    |                                                                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:28:109
[INFO] [stdout]    |
[INFO] [stdout] 28 |                 &Expr::And(box ref e1, box ref e2) => Expr::Or(box Expr::Not(box e1.clone()), box Expr::Not(box e2.clone())).reduce(),
[INFO] [stdout]    |                                                                                                             ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 28 |                 &Expr::And(box ref e1, box ref e2) => Expr::Or(box Expr::Not(box e1.clone()), box Expr::Not(Box::new(e2.clone()))).reduce(),
[INFO] [stdout]    |                                                                                                             ~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:28:109
[INFO] [stdout]    |
[INFO] [stdout] 28 |                 &Expr::And(box ref e1, box ref e2) => Expr::Or(box Expr::Not(box e1.clone()), box Expr::Not(box e2.clone())).reduce(),
[INFO] [stdout]    |                                                                                                             ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 28 |                 &Expr::And(box ref e1, box ref e2) => Expr::Or(box Expr::Not(box e1.clone()), box Expr::Not(Box::new(e2.clone()))).reduce(),
[INFO] [stdout]    |                                                                                                             ~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:28:95
[INFO] [stdout]    |
[INFO] [stdout] 28 |                 &Expr::And(box ref e1, box ref e2) => Expr::Or(box Expr::Not(box e1.clone()), box Expr::Not(box e2.clone())).reduce(),
[INFO] [stdout]    |                                                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 28 |                 &Expr::And(box ref e1, box ref e2) => Expr::Or(box Expr::Not(box e1.clone()), Box::new(Expr::Not(box e2.clone()))).reduce(),
[INFO] [stdout]    |                                                                                               ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:28:95
[INFO] [stdout]    |
[INFO] [stdout] 28 |                 &Expr::And(box ref e1, box ref e2) => Expr::Or(box Expr::Not(box e1.clone()), box Expr::Not(box e2.clone())).reduce(),
[INFO] [stdout]    |                                                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 28 |                 &Expr::And(box ref e1, box ref e2) => Expr::Or(box Expr::Not(box e1.clone()), Box::new(Expr::Not(box e2.clone()))).reduce(),
[INFO] [stdout]    |                                                                                               ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:29:78
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 &Expr::Or(box ref e1, box ref e2) => Expr::And(box Expr::Not(box e1.clone()), box Expr::Not(box e2.clone())).reduce(),
[INFO] [stdout]    |                                                                              ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 &Expr::Or(box ref e1, box ref e2) => Expr::And(box Expr::Not(Box::new(e1.clone())), box Expr::Not(box e2.clone())).reduce(),
[INFO] [stdout]    |                                                                              ~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:29:78
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 &Expr::Or(box ref e1, box ref e2) => Expr::And(box Expr::Not(box e1.clone()), box Expr::Not(box e2.clone())).reduce(),
[INFO] [stdout]    |                                                                              ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 &Expr::Or(box ref e1, box ref e2) => Expr::And(box Expr::Not(Box::new(e1.clone())), box Expr::Not(box e2.clone())).reduce(),
[INFO] [stdout]    |                                                                              ~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:29:64
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 &Expr::Or(box ref e1, box ref e2) => Expr::And(box Expr::Not(box e1.clone()), box Expr::Not(box e2.clone())).reduce(),
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 &Expr::Or(box ref e1, box ref e2) => Expr::And(Box::new(Expr::Not(box e1.clone())), box Expr::Not(box e2.clone())).reduce(),
[INFO] [stdout]    |                                                                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:29:64
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 &Expr::Or(box ref e1, box ref e2) => Expr::And(box Expr::Not(box e1.clone()), box Expr::Not(box e2.clone())).reduce(),
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 &Expr::Or(box ref e1, box ref e2) => Expr::And(Box::new(Expr::Not(box e1.clone())), box Expr::Not(box e2.clone())).reduce(),
[INFO] [stdout]    |                                                                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:29:109
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 &Expr::Or(box ref e1, box ref e2) => Expr::And(box Expr::Not(box e1.clone()), box Expr::Not(box e2.clone())).reduce(),
[INFO] [stdout]    |                                                                                                             ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 &Expr::Or(box ref e1, box ref e2) => Expr::And(box Expr::Not(box e1.clone()), box Expr::Not(Box::new(e2.clone()))).reduce(),
[INFO] [stdout]    |                                                                                                             ~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:29:109
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 &Expr::Or(box ref e1, box ref e2) => Expr::And(box Expr::Not(box e1.clone()), box Expr::Not(box e2.clone())).reduce(),
[INFO] [stdout]    |                                                                                                             ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 &Expr::Or(box ref e1, box ref e2) => Expr::And(box Expr::Not(box e1.clone()), box Expr::Not(Box::new(e2.clone()))).reduce(),
[INFO] [stdout]    |                                                                                                             ~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:29:95
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 &Expr::Or(box ref e1, box ref e2) => Expr::And(box Expr::Not(box e1.clone()), box Expr::Not(box e2.clone())).reduce(),
[INFO] [stdout]    |                                                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 &Expr::Or(box ref e1, box ref e2) => Expr::And(box Expr::Not(box e1.clone()), Box::new(Expr::Not(box e2.clone()))).reduce(),
[INFO] [stdout]    |                                                                                               ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:31:32
[INFO] [stdout]    |
[INFO] [stdout] 31 |                 _ => Expr::Not(box expr.clone().reduce())
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 31 |                 _ => Expr::Not(Box::new(expr.clone().reduce()))
[INFO] [stdout]    |                                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:29:95
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 &Expr::Or(box ref e1, box ref e2) => Expr::And(box Expr::Not(box e1.clone()), box Expr::Not(box e2.clone())).reduce(),
[INFO] [stdout]    |                                                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 &Expr::Or(box ref e1, box ref e2) => Expr::And(box Expr::Not(box e1.clone()), Box::new(Expr::Not(box e2.clone()))).reduce(),
[INFO] [stdout]    |                                                                                               ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:37:92
[INFO] [stdout]    |
[INFO] [stdout] 37 | ...   | (oe, &Expr::And(box ref ae1, box ref ae2)) => Expr::And(box Expr::Or(box oe.clone(), box ae1.clone()), box Expr::Or(box oe.clone(...
[INFO] [stdout]    |                                                                              ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 37 |                     | (oe, &Expr::And(box ref ae1, box ref ae2)) => Expr::And(box Expr::Or(Box::new(oe.clone()), box ae1.clone()), box Expr::Or(box oe.clone(), box ae2.clone())).reduce(),
[INFO] [stdout]    |                                                                                            ~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:31:32
[INFO] [stdout]    |
[INFO] [stdout] 31 |                 _ => Expr::Not(box expr.clone().reduce())
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 31 |                 _ => Expr::Not(Box::new(expr.clone().reduce()))
[INFO] [stdout]    |                                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:37:108
[INFO] [stdout]    |
[INFO] [stdout] 37 | ...   | (oe, &Expr::And(box ref ae1, box ref ae2)) => Expr::And(box Expr::Or(box oe.clone(), box ae1.clone()), box Expr::Or(box oe.clone(...
[INFO] [stdout]    |                                                                                              ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 37 |                     | (oe, &Expr::And(box ref ae1, box ref ae2)) => Expr::And(box Expr::Or(box oe.clone(), Box::new(ae1.clone())), box Expr::Or(box oe.clone(), box ae2.clone())).reduce(),
[INFO] [stdout]    |                                                                                                            ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:37:79
[INFO] [stdout]    |
[INFO] [stdout] 37 | ...   | (oe, &Expr::And(box ref ae1, box ref ae2)) => Expr::And(box Expr::Or(box oe.clone(), box ae1.clone()), box Expr::Or(box oe.clone(...
[INFO] [stdout]    |                                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 37 |                     | (oe, &Expr::And(box ref ae1, box ref ae2)) => Expr::And(Box::new(Expr::Or(box oe.clone(), box ae1.clone())), box Expr::Or(box oe.clone(), box ae2.clone())).reduce(),
[INFO] [stdout]    |                                                                               ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:37:92
[INFO] [stdout]    |
[INFO] [stdout] 37 | ...   | (oe, &Expr::And(box ref ae1, box ref ae2)) => Expr::And(box Expr::Or(box oe.clone(), box ae1.clone()), box Expr::Or(box oe.clone(...
[INFO] [stdout]    |                                                                              ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 37 |                     | (oe, &Expr::And(box ref ae1, box ref ae2)) => Expr::And(box Expr::Or(Box::new(oe.clone()), box ae1.clone()), box Expr::Or(box oe.clone(), box ae2.clone())).reduce(),
[INFO] [stdout]    |                                                                                            ~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:37:139
[INFO] [stdout]    |
[INFO] [stdout] 37 | ...box Expr::Or(box oe.clone(), box ae1.clone()), box Expr::Or(box oe.clone(), box ae2.clone())).reduce(),
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 37 |                     | (oe, &Expr::And(box ref ae1, box ref ae2)) => Expr::And(box Expr::Or(box oe.clone(), box ae1.clone()), box Expr::Or(Box::new(oe.clone()), box ae2.clone())).reduce(),
[INFO] [stdout]    |                                                                                                                                           ~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:37:108
[INFO] [stdout]    |
[INFO] [stdout] 37 | ...   | (oe, &Expr::And(box ref ae1, box ref ae2)) => Expr::And(box Expr::Or(box oe.clone(), box ae1.clone()), box Expr::Or(box oe.clone(...
[INFO] [stdout]    |                                                                                              ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 37 |                     | (oe, &Expr::And(box ref ae1, box ref ae2)) => Expr::And(box Expr::Or(box oe.clone(), Box::new(ae1.clone())), box Expr::Or(box oe.clone(), box ae2.clone())).reduce(),
[INFO] [stdout]    |                                                                                                            ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:37:155
[INFO] [stdout]    |
[INFO] [stdout] 37 | ...oe.clone(), box ae1.clone()), box Expr::Or(box oe.clone(), box ae2.clone())).reduce(),
[INFO] [stdout]    |                                                               ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 37 |                     | (oe, &Expr::And(box ref ae1, box ref ae2)) => Expr::And(box Expr::Or(box oe.clone(), box ae1.clone()), box Expr::Or(box oe.clone(), Box::new(ae2.clone()))).reduce(),
[INFO] [stdout]    |                                                                                                                                                           ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:37:79
[INFO] [stdout]    |
[INFO] [stdout] 37 | ...   | (oe, &Expr::And(box ref ae1, box ref ae2)) => Expr::And(box Expr::Or(box oe.clone(), box ae1.clone()), box Expr::Or(box oe.clone(...
[INFO] [stdout]    |                                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 37 |                     | (oe, &Expr::And(box ref ae1, box ref ae2)) => Expr::And(Box::new(Expr::Or(box oe.clone(), box ae1.clone())), box Expr::Or(box oe.clone(), box ae2.clone())).reduce(),
[INFO] [stdout]    |                                                                               ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:37:139
[INFO] [stdout]    |
[INFO] [stdout] 37 | ...box Expr::Or(box oe.clone(), box ae1.clone()), box Expr::Or(box oe.clone(), box ae2.clone())).reduce(),
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 37 |                     | (oe, &Expr::And(box ref ae1, box ref ae2)) => Expr::And(box Expr::Or(box oe.clone(), box ae1.clone()), box Expr::Or(Box::new(oe.clone()), box ae2.clone())).reduce(),
[INFO] [stdout]    |                                                                                                                                           ~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:37:126
[INFO] [stdout]    |
[INFO] [stdout] 37 | ... Expr::Or(box oe.clone(), box ae1.clone()), box Expr::Or(box oe.clone(), box ae2.clone())).reduce(),
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 37 |                     | (oe, &Expr::And(box ref ae1, box ref ae2)) => Expr::And(box Expr::Or(box oe.clone(), box ae1.clone()), Box::new(Expr::Or(box oe.clone(), box ae2.clone()))).reduce(),
[INFO] [stdout]    |                                                                                                                              ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:37:155
[INFO] [stdout]    |
[INFO] [stdout] 37 | ...oe.clone(), box ae1.clone()), box Expr::Or(box oe.clone(), box ae2.clone())).reduce(),
[INFO] [stdout]    |                                                               ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 37 |                     | (oe, &Expr::And(box ref ae1, box ref ae2)) => Expr::And(box Expr::Or(box oe.clone(), box ae1.clone()), box Expr::Or(box oe.clone(), Box::new(ae2.clone()))).reduce(),
[INFO] [stdout]    |                                                                                                                                                           ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:39:31
[INFO] [stdout]    |
[INFO] [stdout] 39 |                 _ => Expr::Or(box e1.clone().reduce(), box e2.clone().reduce()),   
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 39 |                 _ => Expr::Or(Box::new(e1.clone().reduce()), box e2.clone().reduce()),   
[INFO] [stdout]    |                               ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:39:56
[INFO] [stdout]    |
[INFO] [stdout] 39 |                 _ => Expr::Or(box e1.clone().reduce(), box e2.clone().reduce()),   
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 39 |                 _ => Expr::Or(box e1.clone().reduce(), Box::new(e2.clone().reduce())),   
[INFO] [stdout]    |                                                        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:37:126
[INFO] [stdout]    |
[INFO] [stdout] 37 | ... Expr::Or(box oe.clone(), box ae1.clone()), box Expr::Or(box oe.clone(), box ae2.clone())).reduce(),
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 37 |                     | (oe, &Expr::And(box ref ae1, box ref ae2)) => Expr::And(box Expr::Or(box oe.clone(), box ae1.clone()), Box::new(Expr::Or(box oe.clone(), box ae2.clone()))).reduce(),
[INFO] [stdout]    |                                                                                                                              ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:42:61
[INFO] [stdout]    |
[INFO] [stdout] 42 |             &Expr::And(box ref e1, box ref e2) => Expr::And(box e1.clone().reduce(), box e2.clone().reduce()),
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 42 |             &Expr::And(box ref e1, box ref e2) => Expr::And(Box::new(e1.clone().reduce()), box e2.clone().reduce()),
[INFO] [stdout]    |                                                             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:39:31
[INFO] [stdout]    |
[INFO] [stdout] 39 |                 _ => Expr::Or(box e1.clone().reduce(), box e2.clone().reduce()),   
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 39 |                 _ => Expr::Or(Box::new(e1.clone().reduce()), box e2.clone().reduce()),   
[INFO] [stdout]    |                               ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:42:86
[INFO] [stdout]    |
[INFO] [stdout] 42 |             &Expr::And(box ref e1, box ref e2) => Expr::And(box e1.clone().reduce(), box e2.clone().reduce()),
[INFO] [stdout]    |                                                                                      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 42 |             &Expr::And(box ref e1, box ref e2) => Expr::And(box e1.clone().reduce(), Box::new(e2.clone().reduce())),
[INFO] [stdout]    |                                                                                      ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:39:56
[INFO] [stdout]    |
[INFO] [stdout] 39 |                 _ => Expr::Or(box e1.clone().reduce(), box e2.clone().reduce()),   
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 39 |                 _ => Expr::Or(box e1.clone().reduce(), Box::new(e2.clone().reduce())),   
[INFO] [stdout]    |                                                        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:44:77
[INFO] [stdout]    |
[INFO] [stdout] 44 |             &Expr::IfThen(box ref e1, box ref e2) => Expr::Or(box Expr::Not(box e1.clone()), box e2.clone()).reduce(),
[INFO] [stdout]    |                                                                             ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 44 |             &Expr::IfThen(box ref e1, box ref e2) => Expr::Or(box Expr::Not(Box::new(e1.clone())), box e2.clone()).reduce(),
[INFO] [stdout]    |                                                                             ~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:42:61
[INFO] [stdout]    |
[INFO] [stdout] 42 |             &Expr::And(box ref e1, box ref e2) => Expr::And(box e1.clone().reduce(), box e2.clone().reduce()),
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 42 |             &Expr::And(box ref e1, box ref e2) => Expr::And(Box::new(e1.clone().reduce()), box e2.clone().reduce()),
[INFO] [stdout]    |                                                             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:44:63
[INFO] [stdout]    |
[INFO] [stdout] 44 |             &Expr::IfThen(box ref e1, box ref e2) => Expr::Or(box Expr::Not(box e1.clone()), box e2.clone()).reduce(),
[INFO] [stdout]    |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 44 |             &Expr::IfThen(box ref e1, box ref e2) => Expr::Or(Box::new(Expr::Not(box e1.clone())), box e2.clone()).reduce(),
[INFO] [stdout]    |                                                               ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:42:86
[INFO] [stdout]    |
[INFO] [stdout] 42 |             &Expr::And(box ref e1, box ref e2) => Expr::And(box e1.clone().reduce(), box e2.clone().reduce()),
[INFO] [stdout]    |                                                                                      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 42 |             &Expr::And(box ref e1, box ref e2) => Expr::And(box e1.clone().reduce(), Box::new(e2.clone().reduce())),
[INFO] [stdout]    |                                                                                      ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:44:94
[INFO] [stdout]    |
[INFO] [stdout] 44 |             &Expr::IfThen(box ref e1, box ref e2) => Expr::Or(box Expr::Not(box e1.clone()), box e2.clone()).reduce(),
[INFO] [stdout]    |                                                                                              ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 44 |             &Expr::IfThen(box ref e1, box ref e2) => Expr::Or(box Expr::Not(box e1.clone()), Box::new(e2.clone())).reduce(),
[INFO] [stdout]    |                                                                                              ~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:44:77
[INFO] [stdout]    |
[INFO] [stdout] 44 |             &Expr::IfThen(box ref e1, box ref e2) => Expr::Or(box Expr::Not(box e1.clone()), box e2.clone()).reduce(),
[INFO] [stdout]    |                                                                             ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 44 |             &Expr::IfThen(box ref e1, box ref e2) => Expr::Or(box Expr::Not(Box::new(e1.clone())), box e2.clone()).reduce(),
[INFO] [stdout]    |                                                                             ~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:46:78
[INFO] [stdout]    |
[INFO] [stdout] 46 | ...   &Expr::IFF(box ref e1, box ref e2) => Expr::And(box Expr::IfThen(box e1.clone(), box e2.clone()), box Expr::IfThen(box e2.clone(), ...
[INFO] [stdout]    |                                                                        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 46 |             &Expr::IFF(box ref e1, box ref e2) => Expr::And(box Expr::IfThen(Box::new(e1.clone()), box e2.clone()), box Expr::IfThen(box e2.clone(), box e1.clone())),
[INFO] [stdout]    |                                                                              ~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:46:94
[INFO] [stdout]    |
[INFO] [stdout] 46 | ...   &Expr::IFF(box ref e1, box ref e2) => Expr::And(box Expr::IfThen(box e1.clone(), box e2.clone()), box Expr::IfThen(box e2.clone(), ...
[INFO] [stdout]    |                                                                                        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 46 |             &Expr::IFF(box ref e1, box ref e2) => Expr::And(box Expr::IfThen(box e1.clone(), Box::new(e2.clone())), box Expr::IfThen(box e2.clone(), box e1.clone())),
[INFO] [stdout]    |                                                                                              ~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:44:63
[INFO] [stdout]    |
[INFO] [stdout] 44 |             &Expr::IfThen(box ref e1, box ref e2) => Expr::Or(box Expr::Not(box e1.clone()), box e2.clone()).reduce(),
[INFO] [stdout]    |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 44 |             &Expr::IfThen(box ref e1, box ref e2) => Expr::Or(Box::new(Expr::Not(box e1.clone())), box e2.clone()).reduce(),
[INFO] [stdout]    |                                                               ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:46:61
[INFO] [stdout]    |
[INFO] [stdout] 46 | ...   &Expr::IFF(box ref e1, box ref e2) => Expr::And(box Expr::IfThen(box e1.clone(), box e2.clone()), box Expr::IfThen(box e2.clone(), ...
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 46 |             &Expr::IFF(box ref e1, box ref e2) => Expr::And(Box::new(Expr::IfThen(box e1.clone(), box e2.clone())), box Expr::IfThen(box e2.clone(), box e1.clone())),
[INFO] [stdout]    |                                                             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:44:94
[INFO] [stdout]    |
[INFO] [stdout] 44 |             &Expr::IfThen(box ref e1, box ref e2) => Expr::Or(box Expr::Not(box e1.clone()), box e2.clone()).reduce(),
[INFO] [stdout]    |                                                                                              ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 44 |             &Expr::IfThen(box ref e1, box ref e2) => Expr::Or(box Expr::Not(box e1.clone()), Box::new(e2.clone())).reduce(),
[INFO] [stdout]    |                                                                                              ~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:46:128
[INFO] [stdout]    |
[INFO] [stdout] 46 | ...r::IfThen(box e1.clone(), box e2.clone()), box Expr::IfThen(box e2.clone(), box e1.clone())),
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 46 |             &Expr::IFF(box ref e1, box ref e2) => Expr::And(box Expr::IfThen(box e1.clone(), box e2.clone()), box Expr::IfThen(Box::new(e2.clone()), box e1.clone())),
[INFO] [stdout]    |                                                                                                                                ~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:46:78
[INFO] [stdout]    |
[INFO] [stdout] 46 | ...   &Expr::IFF(box ref e1, box ref e2) => Expr::And(box Expr::IfThen(box e1.clone(), box e2.clone()), box Expr::IfThen(box e2.clone(), ...
[INFO] [stdout]    |                                                                        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 46 |             &Expr::IFF(box ref e1, box ref e2) => Expr::And(box Expr::IfThen(Box::new(e1.clone()), box e2.clone()), box Expr::IfThen(box e2.clone(), box e1.clone())),
[INFO] [stdout]    |                                                                              ~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:46:94
[INFO] [stdout]    |
[INFO] [stdout] 46 | ...   &Expr::IFF(box ref e1, box ref e2) => Expr::And(box Expr::IfThen(box e1.clone(), box e2.clone()), box Expr::IfThen(box e2.clone(), ...
[INFO] [stdout]    |                                                                                        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 46 |             &Expr::IFF(box ref e1, box ref e2) => Expr::And(box Expr::IfThen(box e1.clone(), Box::new(e2.clone())), box Expr::IfThen(box e2.clone(), box e1.clone())),
[INFO] [stdout]    |                                                                                              ~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:46:61
[INFO] [stdout]    |
[INFO] [stdout] 46 | ...   &Expr::IFF(box ref e1, box ref e2) => Expr::And(box Expr::IfThen(box e1.clone(), box e2.clone()), box Expr::IfThen(box e2.clone(), ...
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 46 |             &Expr::IFF(box ref e1, box ref e2) => Expr::And(Box::new(Expr::IfThen(box e1.clone(), box e2.clone())), box Expr::IfThen(box e2.clone(), box e1.clone())),
[INFO] [stdout]    |                                                             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:46:144
[INFO] [stdout]    |
[INFO] [stdout] 46 | ....clone(), box e2.clone()), box Expr::IfThen(box e2.clone(), box e1.clone())),
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 46 |             &Expr::IFF(box ref e1, box ref e2) => Expr::And(box Expr::IfThen(box e1.clone(), box e2.clone()), box Expr::IfThen(box e2.clone(), Box::new(e1.clone()))),
[INFO] [stdout]    |                                                                                                                                                ~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:46:111
[INFO] [stdout]    |
[INFO] [stdout] 46 | ...r::IfThen(box e1.clone(), box e2.clone()), box Expr::IfThen(box e2.clone(), box e1.clone())),
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 46 |             &Expr::IFF(box ref e1, box ref e2) => Expr::And(box Expr::IfThen(box e1.clone(), box e2.clone()), Box::new(Expr::IfThen(box e2.clone(), box e1.clone()))),
[INFO] [stdout]    |                                                                                                               ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:46:128
[INFO] [stdout]    |
[INFO] [stdout] 46 | ...r::IfThen(box e1.clone(), box e2.clone()), box Expr::IfThen(box e2.clone(), box e1.clone())),
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 46 |             &Expr::IFF(box ref e1, box ref e2) => Expr::And(box Expr::IfThen(box e1.clone(), box e2.clone()), box Expr::IfThen(Box::new(e2.clone()), box e1.clone())),
[INFO] [stdout]    |                                                                                                                                ~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:46:144
[INFO] [stdout]    |
[INFO] [stdout] 46 | ....clone(), box e2.clone()), box Expr::IfThen(box e2.clone(), box e1.clone())),
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 46 |             &Expr::IFF(box ref e1, box ref e2) => Expr::And(box Expr::IfThen(box e1.clone(), box e2.clone()), box Expr::IfThen(box e2.clone(), Box::new(e1.clone()))),
[INFO] [stdout]    |                                                                                                                                                ~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/expr.rs:46:111
[INFO] [stdout]    |
[INFO] [stdout] 46 | ...r::IfThen(box e1.clone(), box e2.clone()), box Expr::IfThen(box e2.clone(), box e1.clone())),
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 46 |             &Expr::IFF(box ref e1, box ref e2) => Expr::And(box Expr::IfThen(box e1.clone(), box e2.clone()), Box::new(Expr::IfThen(box e2.clone(), box e1.clone()))),
[INFO] [stdout]    |                                                                                                               ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/main.rs:24:24
[INFO] [stdout]    |
[INFO] [stdout] 24 |                 c @ 'A'...'Z' => tokens.push(Token::Atom(c.to_string())),
[INFO] [stdout]    |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/main.rs:24:24
[INFO] [stdout]    |
[INFO] [stdout] 24 |                 c @ 'A'...'Z' => tokens.push(Token::Atom(c.to_string())),
[INFO] [stdout]    |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0117]: only traits defined in the current crate can be implemented for types defined outside of the crate
[INFO] [stdout]    --> src/expr.rs:125:1
[INFO] [stdout]     |
[INFO] [stdout] 125 | impl Display for Vec<Expr> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^---------
[INFO] [stdout]     | |                |
[INFO] [stdout]     | |                `Vec` is not defined in the current crate
[INFO] [stdout]     | impl doesn't use only types from inside the current crate
[INFO] [stdout]     |
[INFO] [stdout]     = note: define and implement a trait or new type instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0117]: only traits defined in the current crate can be implemented for types defined outside of the crate
[INFO] [stdout]    --> src/expr.rs:139:1
[INFO] [stdout]     |
[INFO] [stdout] 139 | impl Display for BTreeSet<Expr> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^--------------
[INFO] [stdout]     | |                |
[INFO] [stdout]     | |                `BTreeSet` is not defined in the current crate
[INFO] [stdout]     | impl doesn't use only types from inside the current crate
[INFO] [stdout]     |
[INFO] [stdout]     = note: define and implement a trait or new type instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0117]: only traits defined in the current crate can be implemented for types defined outside of the crate
[INFO] [stdout]    --> src/expr.rs:153:1
[INFO] [stdout]     |
[INFO] [stdout] 153 | impl Display for BTreeSet<BTreeSet<Expr>> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^------------------------
[INFO] [stdout]     | |                |
[INFO] [stdout]     | |                `BTreeSet` is not defined in the current crate
[INFO] [stdout]     | impl doesn't use only types from inside the current crate
[INFO] [stdout]     |
[INFO] [stdout]     = note: define and implement a trait or new type instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0117]: only traits defined in the current crate can be implemented for types defined outside of the crate
[INFO] [stdout]   --> src/token.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl Display for Vec<Token> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^----------
[INFO] [stdout]    | |                |
[INFO] [stdout]    | |                `Vec` is not defined in the current crate
[INFO] [stdout]    | impl doesn't use only types from inside the current crate
[INFO] [stdout]    |
[INFO] [stdout]    = note: define and implement a trait or new type instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0117]: only traits defined in the current crate can be implemented for types defined outside of the crate
[INFO] [stdout]   --> src/token.rs:44:1
[INFO] [stdout]    |
[INFO] [stdout] 44 | impl<'a> Display for Vec<&'a Token> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^--------------
[INFO] [stdout]    | |                    |
[INFO] [stdout]    | |                    `Vec` is not defined in the current crate
[INFO] [stdout]    | impl doesn't use only types from inside the current crate
[INFO] [stdout]    |
[INFO] [stdout]    = note: define and implement a trait or new type instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0117]: only traits defined in the current crate can be implemented for types defined outside of the crate
[INFO] [stdout]    --> src/expr.rs:125:1
[INFO] [stdout]     |
[INFO] [stdout] 125 | impl Display for Vec<Expr> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^---------
[INFO] [stdout]     | |                |
[INFO] [stdout]     | |                `Vec` is not defined in the current crate
[INFO] [stdout]     | impl doesn't use only types from inside the current crate
[INFO] [stdout]     |
[INFO] [stdout]     = note: define and implement a trait or new type instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 56 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0117, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0117`.
[INFO] [stdout] 
[INFO] [stdout] error[E0117]: only traits defined in the current crate can be implemented for types defined outside of the crate
[INFO] [stdout]    --> src/expr.rs:139:1
[INFO] [stdout]     |
[INFO] [stdout] 139 | impl Display for BTreeSet<Expr> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^--------------
[INFO] [stdout]     | |                |
[INFO] [stdout]     | |                `BTreeSet` is not defined in the current crate
[INFO] [stdout]     | impl doesn't use only types from inside the current crate
[INFO] [stdout]     |
[INFO] [stdout]     = note: define and implement a trait or new type instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0117]: only traits defined in the current crate can be implemented for types defined outside of the crate
[INFO] [stdout]    --> src/expr.rs:153:1
[INFO] [stdout]     |
[INFO] [stdout] 153 | impl Display for BTreeSet<BTreeSet<Expr>> {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^------------------------
[INFO] [stdout]     | |                |
[INFO] [stdout]     | |                `BTreeSet` is not defined in the current crate
[INFO] [stdout]     | impl doesn't use only types from inside the current crate
[INFO] [stdout]     |
[INFO] [stdout]     = note: define and implement a trait or new type instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0117]: only traits defined in the current crate can be implemented for types defined outside of the crate
[INFO] [stdout]   --> src/token.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl Display for Vec<Token> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^----------
[INFO] [stdout]    | |                |
[INFO] [stdout]    | |                `Vec` is not defined in the current crate
[INFO] [stdout]    | impl doesn't use only types from inside the current crate
[INFO] [stdout]    |
[INFO] [stdout]    = note: define and implement a trait or new type instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0117]: only traits defined in the current crate can be implemented for types defined outside of the crate
[INFO] [stdout]   --> src/token.rs:44:1
[INFO] [stdout]    |
[INFO] [stdout] 44 | impl<'a> Display for Vec<&'a Token> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^--------------
[INFO] [stdout]    | |                    |
[INFO] [stdout]    | |                    `Vec` is not defined in the current crate
[INFO] [stdout]    | impl doesn't use only types from inside the current crate
[INFO] [stdout]    |
[INFO] [stdout]    = note: define and implement a trait or new type instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 56 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0117, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0117`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `reasoning` (bin "reasoning" test) due to 57 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `reasoning` (bin "reasoning") due to 57 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "598e888bc5aea850102b9d0a478a797b9d6ef4737e78b64eed4405835f6f6876", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "598e888bc5aea850102b9d0a478a797b9d6ef4737e78b64eed4405835f6f6876", kill_on_drop: false }`
[INFO] [stdout] 598e888bc5aea850102b9d0a478a797b9d6ef4737e78b64eed4405835f6f6876
