[INFO] cloning repository https://github.com/algon-320/mini-lisp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/algon-320/mini-lisp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falgon-320%2Fmini-lisp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falgon-320%2Fmini-lisp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0385635eeae5570696b850ed29fa0b9d169c73b3
[INFO] checking algon-320/mini-lisp against try#a3a874232ae0a7586b5fbe7483c5a42e157bd62a for pr-151109
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falgon-320%2Fmini-lisp" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/algon-320/mini-lisp
[INFO] finished tweaking git repo https://github.com/algon-320/mini-lisp
[INFO] tweaked toml for git repo https://github.com/algon-320/mini-lisp written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/algon-320/mini-lisp on toolchain a3a874232ae0a7586b5fbe7483c5a42e157bd62a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3a874232ae0a7586b5fbe7483c5a42e157bd62a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/algon-320/mini-lisp 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" "+a3a874232ae0a7586b5fbe7483c5a42e157bd62a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a3a874232ae0a7586b5fbe7483c5a42e157bd62a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e82a3e4927302c0f43b0ee64b2ac4d6099df1d9a50a13741d0c885c8f753a27
[INFO] running `Command { std: "docker" "start" "-a" "7e82a3e4927302c0f43b0ee64b2ac4d6099df1d9a50a13741d0c885c8f753a27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e82a3e4927302c0f43b0ee64b2ac4d6099df1d9a50a13741d0c885c8f753a27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e82a3e4927302c0f43b0ee64b2ac4d6099df1d9a50a13741d0c885c8f753a27", kill_on_drop: false }`
[INFO] [stdout] 7e82a3e4927302c0f43b0ee64b2ac4d6099df1d9a50a13741d0c885c8f753a27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a3a874232ae0a7586b5fbe7483c5a42e157bd62a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bcab190b150072cd0d364ecba1f5078f9e02e5d1af314c9ba1bacc39591fb739
[INFO] running `Command { std: "docker" "start" "-a" "bcab190b150072cd0d364ecba1f5078f9e02e5d1af314c9ba1bacc39591fb739", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling peg v0.5.7
[INFO] [stderr]    Compiling mini-lisp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/mini-lisp-5f7305dac22ab547/out/minilisp_grammar.rs:100:820
[INFO] [stdout]     |
[INFO] [stdout] 100 | ..._at ( __input , __pos ) ; match __ch { 'a' ... 'z' | 'A' ... 'Z' | '_' => Matched ( __next , ( ) ) , _ => __state . mark_failure...
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/mini-lisp-5f7305dac22ab547/out/minilisp_grammar.rs:100:834
[INFO] [stdout]     |
[INFO] [stdout] 100 | ..., __pos ) ; match __ch { 'a' ... 'z' | 'A' ... 'Z' | '_' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[a...
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/mini-lisp-5f7305dac22ab547/out/minilisp_grammar.rs:102:460
[INFO] [stdout]     |
[INFO] [stdout] 102 | ..._at ( __input , __pos ) ; match __ch { '0' ... '9' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[0-9]" )...
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/mini-lisp-5f7305dac22ab547/out/minilisp_grammar.rs:100:820
[INFO] [stdout]     |
[INFO] [stdout] 100 | ..._at ( __input , __pos ) ; match __ch { 'a' ... 'z' | 'A' ... 'Z' | '_' => Matched ( __next , ( ) ) , _ => __state . mark_failure...
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/mini-lisp-5f7305dac22ab547/out/minilisp_grammar.rs:100:834
[INFO] [stdout]     |
[INFO] [stdout] 100 | ..., __pos ) ; match __ch { 'a' ... 'z' | 'A' ... 'Z' | '_' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[a...
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/mini-lisp-5f7305dac22ab547/out/minilisp_grammar.rs:102:460
[INFO] [stdout]     |
[INFO] [stdout] 102 | ..._at ( __input , __pos ) ; match __ch { '0' ... '9' => Matched ( __next , ( ) ) , _ => __state . mark_failure ( __pos , "[0-9]" )...
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/structures.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |             _ => "(undefined)",
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/structures.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |             Elem::List(_) => "List",
[INFO] [stdout]    |             ------------- matches some of the same values
[INFO] [stdout] 41 |             Elem::Int(_) => "Int",
[INFO] [stdout]    |             ------------ matches some of the same values
[INFO] [stdout] 42 |             Elem::Symbol(_) => "Symbol",
[INFO] [stdout]    |             --------------- matches some of the same values
[INFO] [stdout] 43 |             Elem::Bool(_) => "Bool",
[INFO] [stdout]    |             ------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 47 |             _ => "(undefined)",
[INFO] [stdout]    |             ^ ...and 3 other patterns collectively make this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `extract_string` and `extract_func` are never used
[INFO] [stdout]   --> src/structures.rs:86:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | impl Elem {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 86 |     pub fn extract_string(&self) -> Result<String, String> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 95 |     pub fn extract_func(&self) -> Result<(List, List, Rc<RefCell<Env>>), String> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/structures.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 |         write!(f, "(");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 119 |         let _ = write!(f, "(");
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/structures.rs:121:13
[INFO] [stdout]     |
[INFO] [stdout] 121 |             write!(f, "{:?}", e);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 121 |             let _ = write!(f, "{:?}", e);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/structures.rs:123:17
[INFO] [stdout]     |
[INFO] [stdout] 123 |                 write!(f, " ");
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 123 |                 let _ = write!(f, " ");
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/structures.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |             _ => "(undefined)",
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/structures.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |             Elem::List(_) => "List",
[INFO] [stdout]    |             ------------- matches some of the same values
[INFO] [stdout] 41 |             Elem::Int(_) => "Int",
[INFO] [stdout]    |             ------------ matches some of the same values
[INFO] [stdout] 42 |             Elem::Symbol(_) => "Symbol",
[INFO] [stdout]    |             --------------- matches some of the same values
[INFO] [stdout] 43 |             Elem::Bool(_) => "Bool",
[INFO] [stdout]    |             ------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 47 |             _ => "(undefined)",
[INFO] [stdout]    |             ^ ...and 3 other patterns collectively make this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `extract_string` and `extract_func` are never used
[INFO] [stdout]   --> src/structures.rs:86:12
[INFO] [stdout]    |
[INFO] [stdout] 37 | impl Elem {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 86 |     pub fn extract_string(&self) -> Result<String, String> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 95 |     pub fn extract_func(&self) -> Result<(List, List, Rc<RefCell<Env>>), String> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/structures.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 |         write!(f, "(");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 119 |         let _ = write!(f, "(");
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/structures.rs:121:13
[INFO] [stdout]     |
[INFO] [stdout] 121 |             write!(f, "{:?}", e);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 121 |             let _ = write!(f, "{:?}", e);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/structures.rs:123:17
[INFO] [stdout]     |
[INFO] [stdout] 123 |                 write!(f, " ");
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 123 |                 let _ = write!(f, " ");
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.99s
[INFO] running `Command { std: "docker" "inspect" "bcab190b150072cd0d364ecba1f5078f9e02e5d1af314c9ba1bacc39591fb739", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcab190b150072cd0d364ecba1f5078f9e02e5d1af314c9ba1bacc39591fb739", kill_on_drop: false }`
[INFO] [stdout] bcab190b150072cd0d364ecba1f5078f9e02e5d1af314c9ba1bacc39591fb739
