[INFO] cloning repository https://github.com/RustingRobot/lilac
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RustingRobot/lilac" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustingRobot%2Flilac", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustingRobot%2Flilac'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ffc8dba06f9d6dd554811807eda0fb8ff01a4b26
[INFO] checking RustingRobot/lilac against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustingRobot%2Flilac" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RustingRobot/lilac on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/RustingRobot/lilac
[INFO] finished tweaking git repo https://github.com/RustingRobot/lilac
[INFO] tweaked toml for git repo https://github.com/RustingRobot/lilac written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/RustingRobot/lilac 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded notify-debouncer-mini v0.4.1
[INFO] [stderr]   Downloaded clap v4.4.17
[INFO] [stderr]   Downloaded clap_builder v4.4.17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be2ca00666f483140f15b26296e83512d7ecf6b369d90f67e2baa4d969ea17fb
[INFO] running `Command { std: "docker" "start" "-a" "be2ca00666f483140f15b26296e83512d7ecf6b369d90f67e2baa4d969ea17fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be2ca00666f483140f15b26296e83512d7ecf6b369d90f67e2baa4d969ea17fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be2ca00666f483140f15b26296e83512d7ecf6b369d90f67e2baa4d969ea17fb", kill_on_drop: false }`
[INFO] [stdout] be2ca00666f483140f15b26296e83512d7ecf6b369d90f67e2baa4d969ea17fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 808e384da4fc5ffd8f25439f573889425d9c24d32fec0abd2b41449f3725302f
[INFO] running `Command { std: "docker" "start" "-a" "808e384da4fc5ffd8f25439f573889425d9c24d32fec0abd2b41449f3725302f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking filetime v0.2.23
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking inotify v0.9.6
[INFO] [stderr]     Checking indexmap v2.1.0
[INFO] [stderr]     Checking anstream v0.6.7
[INFO] [stderr]     Checking winnow v0.5.34
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]     Checking clap_builder v4.4.17
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking crossbeam-channel v0.5.11
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking notify v6.1.1
[INFO] [stderr]     Checking notify-debouncer-mini v0.4.1
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]     Checking clap v4.4.17
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking toml_edit v0.21.0
[INFO] [stderr]     Checking toml v0.8.8
[INFO] [stderr]     Checking lilac v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]  --> src/compiler/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::VecDeque;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Indent`, `LilacPath`, `Span`, `Token::*`, `self`
[INFO] [stdout]   --> src/compiler/mod.rs:87:35
[INFO] [stdout]    |
[INFO] [stdout] 87 |     use crate::compiler::{lexer::{self, Indent, LilacPath, Token::*}, Span};
[INFO] [stdout]    |                                   ^^^^  ^^^^^^  ^^^^^^^^^  ^^^^^^^^   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]  --> src/compiler/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::VecDeque;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/commands/build.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |       return;
[INFO] [stdout]    |       ------ any code following this expression is unreachable
[INFO] [stdout] 20 | /     if !Path::new("./_lilac").exists(){
[INFO] [stdout] 21 | |         err_exit("This path does not contain a _lilac directory!");
[INFO] [stdout] 22 | |     }
[INFO] [stdout]    | |_____^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/commands/build.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |       return;
[INFO] [stdout]    |       ------ any code following this expression is unreachable
[INFO] [stdout] 20 | /     if !Path::new("./_lilac").exists(){
[INFO] [stdout] 21 | |         err_exit("This path does not contain a _lilac directory!");
[INFO] [stdout] 22 | |     }
[INFO] [stdout]    | |_____^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CommandNode` is never constructed
[INFO] [stdout]  --> src/compiler/parser.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CommandNode{
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_syntax_tree` is never used
[INFO] [stdout]   --> src/compiler/parser.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn build_syntax_tree(){
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `INIT` is never used
[INFO] [stdout]   --> src/compiler/mod.rs:89:12
[INFO] [stdout]    |
[INFO] [stdout] 89 |     static INIT: Once = Once::new();
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `init_env` is never used
[INFO] [stdout]   --> src/compiler/mod.rs:91:8
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn init_env(){
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CommandNode` is never constructed
[INFO] [stdout]  --> src/compiler/parser.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct CommandNode{
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_syntax_tree` is never used
[INFO] [stdout]   --> src/compiler/parser.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn build_syntax_tree(){
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.80s
[INFO] running `Command { std: "docker" "inspect" "808e384da4fc5ffd8f25439f573889425d9c24d32fec0abd2b41449f3725302f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "808e384da4fc5ffd8f25439f573889425d9c24d32fec0abd2b41449f3725302f", kill_on_drop: false }`
[INFO] [stdout] 808e384da4fc5ffd8f25439f573889425d9c24d32fec0abd2b41449f3725302f