[INFO] cloning repository https://github.com/melbourne2991/rusty-lisp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/melbourne2991/rusty-lisp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmelbourne2991%2Frusty-lisp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmelbourne2991%2Frusty-lisp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b7a103349103746bbe05cf57cff9ca13ba32801c
[INFO] testing melbourne2991/rusty-lisp against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmelbourne2991%2Frusty-lisp" "/workspace/builds/worker-25/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-25/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/melbourne2991/rusty-lisp on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/melbourne2991/rusty-lisp
[INFO] finished tweaking git repo https://github.com/melbourne2991/rusty-lisp
[INFO] tweaked toml for git repo https://github.com/melbourne2991/rusty-lisp written to /workspace/builds/worker-25/source/Cargo.toml
[INFO] crate git repo https://github.com/melbourne2991/rusty-lisp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc56ef2582c029e98aa3589987e52e1b8623a60fe5d6dfd1ecab48dad778c811
[INFO] running `Command { std: "docker" "start" "-a" "cc56ef2582c029e98aa3589987e52e1b8623a60fe5d6dfd1ecab48dad778c811", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc56ef2582c029e98aa3589987e52e1b8623a60fe5d6dfd1ecab48dad778c811", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc56ef2582c029e98aa3589987e52e1b8623a60fe5d6dfd1ecab48dad778c811", kill_on_drop: false }`
[INFO] [stdout] cc56ef2582c029e98aa3589987e52e1b8623a60fe5d6dfd1ecab48dad778c811
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a74870352886472bb04683ea5d9381f415f7cb9120b91eb138a58624ef96d51
[INFO] running `Command { std: "docker" "start" "-a" "6a74870352886472bb04683ea5d9381f415f7cb9120b91eb138a58624ef96d51", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusticle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/compiler/errors.rs:27:30
[INFO] [stdout]    |
[INFO] [stdout] 27 |   fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                              ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[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] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 27 -   fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout] 27 +   fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ast`
[INFO] [stdout]   --> src/main.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let ast = compiler::parse(filenames);
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_ast`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_non_terminal`
[INFO] [stdout]   --> src/compiler/parse_tree.rs:41:10
[INFO] [stdout]    |
[INFO] [stdout] 41 |   pub fn as_non_terminal(&self) -> PTParentNode<'a> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_terminal`
[INFO] [stdout]    --> src/compiler/parse_tree.rs:115:10
[INFO] [stdout]     |
[INFO] [stdout] 115 |   pub fn get_terminal(&self, node_ref: usize) -> &Token {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Declaration`
[INFO] [stdout]   --> src/compiler/source_ast.rs:11:3
[INFO] [stdout]    |
[INFO] [stdout] 11 |   Declaration,
[INFO] [stdout]    |   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `NodeType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/compiler/source_ast.rs:5:10
[INFO] [stdout]    |
[INFO] [stdout] 5  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Expression`
[INFO] [stdout]   --> src/compiler/source_ast.rs:23:3
[INFO] [stdout]    |
[INFO] [stdout] 23 |   Expression(ExpressionNode),
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `DeclarationBody` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/compiler/source_ast.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Number`
[INFO] [stdout]   --> src/compiler/lexer.rs:17:3
[INFO] [stdout]    |
[INFO] [stdout] 17 |   Number(String),
[INFO] [stdout]    |   ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `TokenType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/compiler/lexer.rs:5:10
[INFO] [stdout]    |
[INFO] [stdout] 5  | #[derive(Debug, Clone)]
[INFO] [stdout]    |          ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `start_line`
[INFO] [stdout]   --> src/compiler/lexer.rs:22:3
[INFO] [stdout]    |
[INFO] [stdout] 22 |   start_line: usize,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `TokenMetadata` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/compiler/lexer.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derive(Debug, Copy, Clone)]
[INFO] [stdout]    |          ^^^^^        ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `start_col`
[INFO] [stdout]   --> src/compiler/lexer.rs:23:3
[INFO] [stdout]    |
[INFO] [stdout] 23 |   start_col: usize,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `TokenMetadata` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/compiler/lexer.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derive(Debug, Copy, Clone)]
[INFO] [stdout]    |          ^^^^^        ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `end_line`
[INFO] [stdout]   --> src/compiler/lexer.rs:24:3
[INFO] [stdout]    |
[INFO] [stdout] 24 |   end_line: usize,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `TokenMetadata` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/compiler/lexer.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derive(Debug, Copy, Clone)]
[INFO] [stdout]    |          ^^^^^        ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `end_col`
[INFO] [stdout]   --> src/compiler/lexer.rs:25:3
[INFO] [stdout]    |
[INFO] [stdout] 25 |   end_col: usize,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `TokenMetadata` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/compiler/lexer.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derive(Debug, Copy, Clone)]
[INFO] [stdout]    |          ^^^^^        ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6a74870352886472bb04683ea5d9381f415f7cb9120b91eb138a58624ef96d51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a74870352886472bb04683ea5d9381f415f7cb9120b91eb138a58624ef96d51", kill_on_drop: false }`
[INFO] [stdout] 6a74870352886472bb04683ea5d9381f415f7cb9120b91eb138a58624ef96d51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a9f61ccca0c615c756b9c48fe7fd5449450f7569f3e1734ab6f55decf646add
[INFO] running `Command { std: "docker" "start" "-a" "0a9f61ccca0c615c756b9c48fe7fd5449450f7569f3e1734ab6f55decf646add", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusticle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/compiler/errors.rs:27:30
[INFO] [stdout]    |
[INFO] [stdout] 27 |   fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                              ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[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] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 27 -   fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout] 27 +   fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ast`
[INFO] [stdout]   --> src/main.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let ast = compiler::parse(filenames);
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_ast`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_non_terminal`
[INFO] [stdout]   --> src/compiler/parse_tree.rs:41:10
[INFO] [stdout]    |
[INFO] [stdout] 41 |   pub fn as_non_terminal(&self) -> PTParentNode<'a> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_terminal`
[INFO] [stdout]    --> src/compiler/parse_tree.rs:115:10
[INFO] [stdout]     |
[INFO] [stdout] 115 |   pub fn get_terminal(&self, node_ref: usize) -> &Token {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Declaration`
[INFO] [stdout]   --> src/compiler/source_ast.rs:11:3
[INFO] [stdout]    |
[INFO] [stdout] 11 |   Declaration,
[INFO] [stdout]    |   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `NodeType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/compiler/source_ast.rs:5:10
[INFO] [stdout]    |
[INFO] [stdout] 5  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Expression`
[INFO] [stdout]   --> src/compiler/source_ast.rs:23:3
[INFO] [stdout]    |
[INFO] [stdout] 23 |   Expression(ExpressionNode),
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `DeclarationBody` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/compiler/source_ast.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Number`
[INFO] [stdout]   --> src/compiler/lexer.rs:17:3
[INFO] [stdout]    |
[INFO] [stdout] 17 |   Number(String),
[INFO] [stdout]    |   ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `TokenType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/compiler/lexer.rs:5:10
[INFO] [stdout]    |
[INFO] [stdout] 5  | #[derive(Debug, Clone)]
[INFO] [stdout]    |          ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `start_line`
[INFO] [stdout]   --> src/compiler/lexer.rs:22:3
[INFO] [stdout]    |
[INFO] [stdout] 22 |   start_line: usize,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `TokenMetadata` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/compiler/lexer.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derive(Debug, Copy, Clone)]
[INFO] [stdout]    |          ^^^^^        ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `start_col`
[INFO] [stdout]   --> src/compiler/lexer.rs:23:3
[INFO] [stdout]    |
[INFO] [stdout] 23 |   start_col: usize,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `TokenMetadata` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/compiler/lexer.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derive(Debug, Copy, Clone)]
[INFO] [stdout]    |          ^^^^^        ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `end_line`
[INFO] [stdout]   --> src/compiler/lexer.rs:24:3
[INFO] [stdout]    |
[INFO] [stdout] 24 |   end_line: usize,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `TokenMetadata` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/compiler/lexer.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derive(Debug, Copy, Clone)]
[INFO] [stdout]    |          ^^^^^        ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `end_col`
[INFO] [stdout]   --> src/compiler/lexer.rs:25:3
[INFO] [stdout]    |
[INFO] [stdout] 25 |   end_col: usize,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `TokenMetadata` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/compiler/lexer.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derive(Debug, Copy, Clone)]
[INFO] [stdout]    |          ^^^^^        ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "0a9f61ccca0c615c756b9c48fe7fd5449450f7569f3e1734ab6f55decf646add", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a9f61ccca0c615c756b9c48fe7fd5449450f7569f3e1734ab6f55decf646add", kill_on_drop: false }`
[INFO] [stdout] 0a9f61ccca0c615c756b9c48fe7fd5449450f7569f3e1734ab6f55decf646add
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 686c991346f68fd001d50bcef2ff128b43e4dac198d8ce3f4a20467412dffb62
[INFO] running `Command { std: "docker" "start" "-a" "686c991346f68fd001d50bcef2ff128b43e4dac198d8ce3f4a20467412dffb62", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/compiler/errors.rs:27:30
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 27 |   fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout] 
[INFO] [stderr]    |                              ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 27 -   fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr] 27 +   fn cause(&self) -> Option<&dyn error::Error> {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ast`
[INFO] [stderr]   --> src/main.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let ast = compiler::parse(filenames);
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_ast`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `as_non_terminal`
[INFO] [stderr]   --> src/compiler/parse_tree.rs:41:10
[INFO] [stderr]    |
[INFO] [stderr] 41 |   pub fn as_non_terminal(&self) -> PTParentNode<'a> {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_terminal`
[INFO] [stderr]    --> src/compiler/parse_tree.rs:115:10
[INFO] [stderr]     |
[INFO] [stderr] 115 |   pub fn get_terminal(&self, node_ref: usize) -> &Token {
[INFO] [stderr]     |          ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Declaration`
[INFO] [stderr]   --> src/compiler/source_ast.rs:11:3
[INFO] [stderr]    |
[INFO] [stderr] 11 |   Declaration,
[INFO] [stderr]    |   ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `NodeType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/compiler/source_ast.rs:5:10
[INFO] [stderr]    |
[INFO] [stderr] 5  | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Expression`
[INFO] [stderr]   --> src/compiler/source_ast.rs:23:3
[INFO] [stderr]    |
[INFO] [stderr] 23 |   Expression(ExpressionNode),
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `DeclarationBody` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/compiler/source_ast.rs:21:10
[INFO] [stderr]    |
[INFO] [stderr] 21 | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Number`
[INFO] [stderr]   --> src/compiler/lexer.rs:17:3
[INFO] [stderr]    |
[INFO] [stderr] 17 |   Number(String),
[INFO] [stderr]    |   ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `TokenType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/compiler/lexer.rs:5:10
[INFO] [stderr]    |
[INFO] [stderr] 5  | #[derive(Debug, Clone)]
[INFO] [stderr]    |          ^^^^^  ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `start_line`
[INFO] [stderr]   --> src/compiler/lexer.rs:22:3
[INFO] [stderr]    |
[INFO] [stderr] 22 |   start_line: usize,
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `TokenMetadata` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/compiler/lexer.rs:20:10
[INFO] [stderr]    |
[INFO] [stderr] 20 | #[derive(Debug, Copy, Clone)]
[INFO] [stderr]    |          ^^^^^        ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `start_col`
[INFO] [stderr]   --> src/compiler/lexer.rs:23:3
[INFO] [stderr]    |
[INFO] [stderr] 23 |   start_col: usize,
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `TokenMetadata` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/compiler/lexer.rs:20:10
[INFO] [stderr]    |
[INFO] [stderr] 20 | #[derive(Debug, Copy, Clone)]
[INFO] [stderr]    |          ^^^^^        ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `end_line`
[INFO] [stderr]   --> src/compiler/lexer.rs:24:3
[INFO] [stderr]    |
[INFO] [stderr] 24 |   end_line: usize,
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `TokenMetadata` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/compiler/lexer.rs:20:10
[INFO] [stderr]    |
[INFO] [stderr] 20 | #[derive(Debug, Copy, Clone)]
[INFO] [stderr]    |          ^^^^^        ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `end_col`
[INFO] [stderr]   --> src/compiler/lexer.rs:25:3
[INFO] [stderr]    |
[INFO] [stderr] 25 |   end_col: usize,
[INFO] [stderr]    |   ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `TokenMetadata` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/compiler/lexer.rs:20:10
[INFO] [stderr]    |
[INFO] [stderr] 20 | #[derive(Debug, Copy, Clone)]
[INFO] [stderr]    |          ^^^^^        ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `rusticle` (bin "rusticle" test) generated 11 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rusticle-22fcfe1cb5677686)
[INFO] running `Command { std: "docker" "inspect" "686c991346f68fd001d50bcef2ff128b43e4dac198d8ce3f4a20467412dffb62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "686c991346f68fd001d50bcef2ff128b43e4dac198d8ce3f4a20467412dffb62", kill_on_drop: false }`
[INFO] [stdout] 686c991346f68fd001d50bcef2ff128b43e4dac198d8ce3f4a20467412dffb62