[INFO] cloning repository https://github.com/randre03/orion
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/randre03/orion" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frandre03%2Forion", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frandre03%2Forion'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cc1435e2f4aacc4db569da61b9827878ad2a17a3
[INFO] checking randre03/orion against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frandre03%2Forion" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/randre03/orion on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/randre03/orion
[INFO] finished tweaking git repo https://github.com/randre03/orion
[INFO] tweaked toml for git repo https://github.com/randre03/orion written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/randre03/orion already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2fc9656607f54efd20a4155497b11b28bff2f89ea0ba24b2878de29d856b1589
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2fc9656607f54efd20a4155497b11b28bff2f89ea0ba24b2878de29d856b1589", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fc9656607f54efd20a4155497b11b28bff2f89ea0ba24b2878de29d856b1589", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fc9656607f54efd20a4155497b11b28bff2f89ea0ba24b2878de29d856b1589", kill_on_drop: false }`
[INFO] [stdout] 2fc9656607f54efd20a4155497b11b28bff2f89ea0ba24b2878de29d856b1589
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 931b70203b00a908af4c8b7505f7c26a24e5415ef639c6709de26d5172ffd525
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "931b70203b00a908af4c8b7505f7c26a24e5415ef639c6709de26d5172ffd525", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking libc v0.2.17
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking regex-syntax v0.3.7
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking regex v0.1.77
[INFO] [stderr]     Checking orion v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(custom_derive)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: subsumed by `#[proc_macro_derive]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `unstable`
[INFO] [stdout]  --> src/main.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![allow(unstable)]
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: an inner attribute is not permitted in this context
[INFO] [stdout]  --> src/parser.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(box_syntax, box_pattern)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: inner attributes, like `#![no_std]`, annotate the item enclosing them, and are usually found at the beginning of source files. Outer attributes, like `#[test]`, annotate the item following them.
[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(custom_derive)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: subsumed by `#[proc_macro_derive]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `unstable`
[INFO] [stdout]  --> src/main.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![allow(unstable)]
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: an inner attribute is not permitted in this context
[INFO] [stdout]  --> src/parser.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(box_syntax, box_pattern)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: inner attributes, like `#![no_std]`, annotate the item enclosing them, and are usually found at the beginning of source files. Outer attributes, like `#[test]`, annotate the item following them.
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::io::File`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::io::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^ no `File` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `abs::Expr::PLus`
[INFO] [stdout]  --> src/parser.rs:4:40
[INFO] [stdout]   |
[INFO] [stdout] 4 | use abs::Expr::{self, Id, LitInt, Neg, PLus, Minus};
[INFO] [stdout]   |                                        ^^^^
[INFO] [stdout]   |                                        |
[INFO] [stdout]   |                                        no `PLus` in `abs::Expr`
[INFO] [stdout]   |                                        help: a similar name exists in the module: `Plus`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]  --> src/abs.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Show, Clone)]
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::io::File`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::io::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^ no `File` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `abs::Expr::PLus`
[INFO] [stdout]  --> src/parser.rs:4:40
[INFO] [stdout]   |
[INFO] [stdout] 4 | use abs::Expr::{self, Id, LitInt, Neg, PLus, Minus};
[INFO] [stdout]   |                                        ^^^^
[INFO] [stdout]   |                                        |
[INFO] [stdout]   |                                        no `PLus` in `abs::Expr`
[INFO] [stdout]   |                                        help: a similar name exists in the module: `Plus`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]  --> src/abs.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(Show, Clone)]
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]   --> src/abs.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[derive(Show, Clone)]
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]   --> src/parser.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Show)]
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]  --> src/eval.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[derive(Show)]
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `HshMap`
[INFO] [stdout]   --> src/eval.rs:14:20
[INFO] [stdout]    |
[INFO] [stdout] 14 |         return Env(HshMap::new());
[INFO] [stdout]    |                    ^^^^^^ use of undeclared type `HshMap`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `End`
[INFO] [stdout]   --> src/eval.rs:34:21
[INFO] [stdout]    |
[INFO] [stdout] 34 |         Eval { env: End::new() }
[INFO] [stdout]    |                     ^^^ use of undeclared type `End`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]  --> src/abs.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Show, Clone)]
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function, tuple struct or tuple variant `Plus` in this scope
[INFO] [stdout]    --> src/parser.rs:132:16
[INFO] [stdout]     |
[INFO] [stdout] 132 |         return Plus(box e1, box e2);
[INFO] [stdout]     |                ^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this tuple variant
[INFO] [stdout]     |
[INFO] [stdout] 1   | use eval::Expr::Plus;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]  --> src/abs.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(Show, Clone)]
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]   --> src/abs.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[derive(Show, Clone)]
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]   --> src/parser.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Show)]
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Show` in this scope
[INFO] [stdout]  --> src/eval.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[derive(Show)]
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function, tuple struct or tuple variant `Plus` in this scope
[INFO] [stdout]    --> src/parser.rs:138:16
[INFO] [stdout]     |
[INFO] [stdout] 138 |         return Plus(box e1, box e2);
[INFO] [stdout]     |                ^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this tuple variant
[INFO] [stdout]     |
[INFO] [stdout] 1   | use eval::Expr::Plus;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `args` in module `std::os`
[INFO] [stdout]   --> src/main.rs:18:25
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let args = std::os::args();
[INFO] [stdout]    |                         ^^^^ not found in `std::os`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    |
[INFO] [stdout] 7  | use std::env::args;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Path`
[INFO] [stdout]   --> src/main.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let path = Path::new(&args[1]);
[INFO] [stdout]    |                ^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 7  | use std::path::Path;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `preprocess` in this scope
[INFO] [stdout]   --> src/main.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let lines = preprocess(s.as_slice());
[INFO] [stdout]    |                 ^^^^^^^^^^ help: a function with a similar name exists: `preprocessor`
[INFO] [stdout] ...
[INFO] [stdout] 32 | fn preprocessor(s: &str) -> Vec<Line> {
[INFO] [stdout]    | ------------------------------------- similarly named function `preprocessor` defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `HshMap`
[INFO] [stdout]   --> src/eval.rs:14:20
[INFO] [stdout]    |
[INFO] [stdout] 14 |         return Env(HshMap::new());
[INFO] [stdout]    |                    ^^^^^^ use of undeclared type `HshMap`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stdout]    --> src/parser.rs:126:20
[INFO] [stdout]     |
[INFO] [stdout] 126 |         return Neg(box e);
[INFO] [stdout]     |                    ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #49733 <https://github.com/rust-lang/rust/issues/49733> for more information
[INFO] [stdout]     = help: add `#![feature(box_syntax)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stdout]    --> src/parser.rs:132:21
[INFO] [stdout]     |
[INFO] [stdout] 132 |         return Plus(box e1, box e2);
[INFO] [stdout]     |                     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #49733 <https://github.com/rust-lang/rust/issues/49733> for more information
[INFO] [stdout]     = help: add `#![feature(box_syntax)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `End`
[INFO] [stdout]   --> src/eval.rs:34:21
[INFO] [stdout]    |
[INFO] [stdout] 34 |         Eval { env: End::new() }
[INFO] [stdout]    |                     ^^^ use of undeclared type `End`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function, tuple struct or tuple variant `Plus` in this scope
[INFO] [stdout]    --> src/parser.rs:132:16
[INFO] [stdout]     |
[INFO] [stdout] 132 |         return Plus(box e1, box e2);
[INFO] [stdout]     |                ^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this tuple variant
[INFO] [stdout]     |
[INFO] [stdout] 1   | use eval::Expr::Plus;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function, tuple struct or tuple variant `Plus` in this scope
[INFO] [stdout]    --> src/parser.rs:138:16
[INFO] [stdout]     |
[INFO] [stdout] 138 |         return Plus(box e1, box e2);
[INFO] [stdout]     |                ^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this tuple variant
[INFO] [stdout]     |
[INFO] [stdout] 1   | use eval::Expr::Plus;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `args` in module `std::os`
[INFO] [stdout]   --> src/main.rs:18:25
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let args = std::os::args();
[INFO] [stdout]    |                         ^^^^ not found in `std::os`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    |
[INFO] [stdout] 7  | use std::env::args;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Path`
[INFO] [stdout]   --> src/main.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let path = Path::new(&args[1]);
[INFO] [stdout]    |                ^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 7  | use std::path::Path;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `preprocess` in this scope
[INFO] [stdout]   --> src/main.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let lines = preprocess(s.as_slice());
[INFO] [stdout]    |                 ^^^^^^^^^^ help: a function with a similar name exists: `preprocessor`
[INFO] [stdout] ...
[INFO] [stdout] 32 | fn preprocessor(s: &str) -> Vec<Line> {
[INFO] [stdout]    | ------------------------------------- similarly named function `preprocessor` defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stdout]    --> src/parser.rs:126:20
[INFO] [stdout]     |
[INFO] [stdout] 126 |         return Neg(box e);
[INFO] [stdout]     |                    ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #49733 <https://github.com/rust-lang/rust/issues/49733> for more information
[INFO] [stdout]     = help: add `#![feature(box_syntax)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stdout]    --> src/parser.rs:132:21
[INFO] [stdout]     |
[INFO] [stdout] 132 |         return Plus(box e1, box e2);
[INFO] [stdout]     |                     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #49733 <https://github.com/rust-lang/rust/issues/49733> for more information
[INFO] [stdout]     = help: add `#![feature(box_syntax)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stdout]    --> src/parser.rs:132:29
[INFO] [stdout]     |
[INFO] [stdout] 132 |         return Plus(box e1, box e2);
[INFO] [stdout]     |                             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #49733 <https://github.com/rust-lang/rust/issues/49733> for more information
[INFO] [stdout]     = help: add `#![feature(box_syntax)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stdout]    --> src/parser.rs:138:21
[INFO] [stdout]     |
[INFO] [stdout] 138 |         return Plus(box e1, box e2);
[INFO] [stdout]     |                     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #49733 <https://github.com/rust-lang/rust/issues/49733> for more information
[INFO] [stdout]     = help: add `#![feature(box_syntax)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stdout]    --> src/parser.rs:138:29
[INFO] [stdout]     |
[INFO] [stdout] 138 |         return Plus(box e1, box e2);
[INFO] [stdout]     |                             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #49733 <https://github.com/rust-lang/rust/issues/49733> for more information
[INFO] [stdout]     = help: add `#![feature(box_syntax)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stdout]    --> src/parser.rs:132:29
[INFO] [stdout]     |
[INFO] [stdout] 132 |         return Plus(box e1, box e2);
[INFO] [stdout]     |                             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #49733 <https://github.com/rust-lang/rust/issues/49733> for more information
[INFO] [stdout]     = help: add `#![feature(box_syntax)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stdout]    --> src/parser.rs:138:21
[INFO] [stdout]     |
[INFO] [stdout] 138 |         return Plus(box e1, box e2);
[INFO] [stdout]     |                     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #49733 <https://github.com/rust-lang/rust/issues/49733> for more information
[INFO] [stdout]     = help: add `#![feature(box_syntax)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: box expression syntax is experimental; you can call `Box::new` instead
[INFO] [stdout]    --> src/parser.rs:138:29
[INFO] [stdout]     |
[INFO] [stdout] 138 |         return Plus(box e1, box e2);
[INFO] [stdout]     |                             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #49733 <https://github.com/rust-lang/rust/issues/49733> for more information
[INFO] [stdout]     = help: add `#![feature(box_syntax)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `eval::Eval`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use eval::Eval;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Minus`
[INFO] [stdout]  --> src/parser.rs:4:46
[INFO] [stdout]   |
[INFO] [stdout] 4 | use abs::Expr::{self, Id, LitInt, Neg, PLus, Minus};
[INFO] [stdout]   |                                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `eval::Eval`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use eval::Eval;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Minus`
[INFO] [stdout]  --> src/parser.rs:4:46
[INFO] [stdout]   |
[INFO] [stdout] 4 | use abs::Expr::{self, Id, LitInt, Neg, PLus, Minus};
[INFO] [stdout]   |                                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `Stm<'_>` doesn't implement `Debug`
[INFO] [stdout]   --> src/main.rs:29:33
[INFO] [stdout]    |
[INFO] [stdout] 29 |     println!("Parsed:\n{:?}\n", stms);
[INFO] [stdout]    |                                 ^^^^ `Stm<'_>` cannot be formatted using `{:?}`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Debug` is not implemented for `Stm<'_>`
[INFO] [stdout]    = note: add `#[derive(Debug)]` or manually implement `Debug`
[INFO] [stdout]    = note: required because of the requirements on the impl of `Debug` for `Vec<Stm<'_>>`
[INFO] [stdout]    = note: required by `std::fmt::Debug::fmt`
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `Stm<'_>` doesn't implement `Debug`
[INFO] [stdout]   --> src/main.rs:29:33
[INFO] [stdout]    |
[INFO] [stdout] 29 |     println!("Parsed:\n{:?}\n", stms);
[INFO] [stdout]    |                                 ^^^^ `Stm<'_>` cannot be formatted using `{:?}`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Debug` is not implemented for `Stm<'_>`
[INFO] [stdout]    = note: add `#[derive(Debug)]` or manually implement `Debug`
[INFO] [stdout]    = note: required because of the requirements on the impl of `Debug` for `Vec<Stm<'_>>`
[INFO] [stdout]    = note: required by `std::fmt::Debug::fmt`
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::lines_any`: use lines() instead now
[INFO] [stdout]   --> src/main.rs:40:7
[INFO] [stdout]    |
[INFO] [stdout] 40 |     s.lines_any().filter_map(f).collect()
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::lines_any`: use lines() instead now
[INFO] [stdout]   --> src/main.rs:40:7
[INFO] [stdout]    |
[INFO] [stdout] 40 |     s.lines_any().filter_map(f).collect()
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/parser.rs:53:49
[INFO] [stdout]    |
[INFO] [stdout] 53 |             let regex = Regex::new(regex_string.as_slice()).unwrap();
[INFO] [stdout]    |                                                 ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/parser.rs:53:49
[INFO] [stdout]    |
[INFO] [stdout] 53 |             let regex = Regex::new(regex_string.as_slice()).unwrap();
[INFO] [stdout]    |                                                 ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/parser.rs:55:23
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 name: String::from_str(name),
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^ expected struct `String`, found enum `std::result::Result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `String`
[INFO] [stdout]                 found enum `std::result::Result<String, Infallible>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/parser.rs:55:23
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 name: String::from_str(name),
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^ expected struct `String`, found enum `std::result::Result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `String`
[INFO] [stdout]                 found enum `std::result::Result<String, Infallible>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/parser.rs:75:40
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 return match rule.name.as_slice() {
[INFO] [stdout]    |                                        ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]   --> src/parser.rs:75:40
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 return match rule.name.as_slice() {
[INFO] [stdout]    |                                        ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `parse_expt` found for reference `&'a Parser` in the current scope
[INFO] [stdout]   --> src/parser.rs:86:22
[INFO] [stdout]    |
[INFO] [stdout] 86 |         let e = self.parse_expt(cap.at(1).unwrap());
[INFO] [stdout]    |                      ^^^^^^^^^^ help: there is an associated function with a similar name: `parse_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `parse_expt` found for reference `&'a Parser` in the current scope
[INFO] [stdout]   --> src/parser.rs:86:22
[INFO] [stdout]    |
[INFO] [stdout] 86 |         let e = self.parse_expt(cap.at(1).unwrap());
[INFO] [stdout]    |                      ^^^^^^^^^^ help: there is an associated function with a similar name: `parse_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/parser.rs:101:40
[INFO] [stdout]     |
[INFO] [stdout] 101 |                 return match rule.name.as_slice() {
[INFO] [stdout]     |                                        ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `String` in the current scope
[INFO] [stdout]    --> src/parser.rs:101:40
[INFO] [stdout]     |
[INFO] [stdout] 101 |                 return match rule.name.as_slice() {
[INFO] [stdout]     |                                        ^^^^^^^^ method not found in `String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<for<'r> fn(&'r str) -> std::result::Result<_, <_ as FromStr>::Err> {<_ as FromStr>::from_str} as FnOnce<(&str,)>>::Output == Option<_>`
[INFO] [stdout]    --> src/parser.rs:120:27
[INFO] [stdout]     |
[INFO] [stdout] 120 |         let i = cap.at(1).and_then(FromStr::from_str).unwrap();
[INFO] [stdout]     |                           ^^^^^^^^ expected enum `std::result::Result`, found enum `Option`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected enum `std::result::Result<_, _>`
[INFO] [stdout]                found enum `Option<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<for<'r> fn(&'r str) -> std::result::Result<_, <_ as FromStr>::Err> {<_ as FromStr>::from_str} as FnOnce<(&str,)>>::Output == Option<_>`
[INFO] [stdout]    --> src/parser.rs:120:27
[INFO] [stdout]     |
[INFO] [stdout] 120 |         let i = cap.at(1).and_then(FromStr::from_str).unwrap();
[INFO] [stdout]     |                           ^^^^^^^^ expected enum `std::result::Result`, found enum `Option`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected enum `std::result::Result<_, _>`
[INFO] [stdout]                found enum `Option<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `Env<'_>` doesn't implement `Debug`
[INFO] [stdout]   --> src/eval.rs:38:40
[INFO] [stdout]    |
[INFO] [stdout] 38 |         println!("Environment:\n{:?}", self.env);
[INFO] [stdout]    |                                        ^^^^^^^^ `Env<'_>` cannot be formatted using `{:?}`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Debug` is not implemented for `Env<'_>`
[INFO] [stdout]    = note: add `#[derive(Debug)]` or manually implement `Debug`
[INFO] [stdout]    = note: required by `std::fmt::Debug::fmt`
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `Env<'_>` doesn't implement `Debug`
[INFO] [stdout]   --> src/eval.rs:38:40
[INFO] [stdout]    |
[INFO] [stdout] 38 |         println!("Environment:\n{:?}", self.env);
[INFO] [stdout]    |                                        ^^^^^^^^ `Env<'_>` cannot be formatted using `{:?}`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Debug` is not implemented for `Env<'_>`
[INFO] [stdout]    = note: add `#[derive(Debug)]` or manually implement `Debug`
[INFO] [stdout]    = note: required by `std::fmt::Debug::fmt`
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `Stm<'_>` doesn't implement `Debug`
[INFO] [stdout]   --> src/eval.rs:48:54
[INFO] [stdout]    |
[INFO] [stdout] 48 |             _ => panic!("Unknown stm: {:?} in exec", stm),
[INFO] [stdout]    |                                                      ^^^ `Stm<'_>` cannot be formatted using `{:?}`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Debug` is not implemented for `Stm<'_>`
[INFO] [stdout]    = note: add `#[derive(Debug)]` or manually implement `Debug`
[INFO] [stdout]    = note: required by `std::fmt::Debug::fmt`
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `Stm<'_>` doesn't implement `Debug`
[INFO] [stdout]   --> src/eval.rs:48:54
[INFO] [stdout]    |
[INFO] [stdout] 48 |             _ => panic!("Unknown stm: {:?} in exec", stm),
[INFO] [stdout]    |                                                      ^^^ `Stm<'_>` cannot be formatted using `{:?}`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Debug` is not implemented for `Stm<'_>`
[INFO] [stdout]    = note: add `#[derive(Debug)]` or manually implement `Debug`
[INFO] [stdout]    = note: required by `std::fmt::Debug::fmt`
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 30 previous errors; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0271, E0277, E0308, E0425, E0432, E0433, E0557, E0599, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0271`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 30 previous errors; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0271, E0277, E0308, E0425, E0432, E0433, E0557, E0599, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0271`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `orion`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "931b70203b00a908af4c8b7505f7c26a24e5415ef639c6709de26d5172ffd525", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "931b70203b00a908af4c8b7505f7c26a24e5415ef639c6709de26d5172ffd525", kill_on_drop: false }`
[INFO] [stdout] 931b70203b00a908af4c8b7505f7c26a24e5415ef639c6709de26d5172ffd525