[INFO] fetching crate grift_eval 1.4.0...
[INFO] checking grift_eval-1.4.0 against a7c37f9f0ee5e93396106e9de20f4a86b4154e63 for pr-129249-4
[INFO] extracting crate grift_eval 1.4.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate grift_eval 1.4.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate grift_eval 1.4.0
[INFO] tweaked toml for crates.io crate grift_eval 1.4.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate grift_eval 1.4.0 on toolchain a7c37f9f0ee5e93396106e9de20f4a86b4154e63
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7c37f9f0ee5e93396106e9de20f4a86b4154e63" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate grift_eval 1.4.0 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" "+a7c37f9f0ee5e93396106e9de20f4a86b4154e63" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded grift_util v1.4.0
[INFO] [stderr]   Downloaded grift_core v1.4.0
[INFO] [stderr]   Downloaded grift_std v1.4.0
[INFO] [stderr]   Downloaded grift_macros v1.4.0
[INFO] [stderr]   Downloaded grift_arena v1.4.0
[INFO] [stderr]   Downloaded grift_parser v1.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:c0af3998e971868164375a7dfb646c9933ddd1a3bdb00fa2041266763dc1eeab" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 87b308ceb0b915a5ab1718d9e434a7df1e37353de5da9d85b80376f69ea4e671
[INFO] running `Command { std: "docker" "start" "87b308ceb0b915a5ab1718d9e434a7df1e37353de5da9d85b80376f69ea4e671", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87b308ceb0b915a5ab1718d9e434a7df1e37353de5da9d85b80376f69ea4e671", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "87b308ceb0b915a5ab1718d9e434a7df1e37353de5da9d85b80376f69ea4e671" "/opt/rustwide/cargo-home/bin/cargo" "+a7c37f9f0ee5e93396106e9de20f4a86b4154e63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87b308ceb0b915a5ab1718d9e434a7df1e37353de5da9d85b80376f69ea4e671", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "87b308ceb0b915a5ab1718d9e434a7df1e37353de5da9d85b80376f69ea4e671" "/opt/rustwide/cargo-home/bin/cargo" "+a7c37f9f0ee5e93396106e9de20f4a86b4154e63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling grift_util v1.4.0
[INFO] [stderr]     Checking grift_arena v1.4.0
[INFO] [stderr]    Compiling grift_macros v1.4.0
[INFO] [stderr]     Checking grift_core v1.4.0
[INFO] [stderr]     Checking grift_parser v1.4.0
[INFO] [stderr]     Checking grift_std v1.4.0
[INFO] [stderr]     Checking grift_eval v1.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> tests/syntax_extended_tests.rs:189:9
[INFO] [stdout]     |
[INFO] [stdout] 189 |     let mut eval = Evaluator::new(&lisp).unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `eval`
[INFO] [stdout]    --> tests/syntax_extended_tests.rs:189:9
[INFO] [stdout]     |
[INFO] [stdout] 189 |     let mut eval = Evaluator::new(&lisp).unwrap();
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_eval`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> tests/r5rs_pitfalls_tests.rs:132:9
[INFO] [stdout]     |
[INFO] [stdout] 132 |     let result = eval.eval_str(r#"
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]   --> tests/r5rs_chibi_tests.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let result = eval.eval_str("((lambda x x) 3 4 5 6)").unwrap();
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]   --> tests/r5rs_chibi_tests.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let result = eval.eval_str("((lambda (x y . z) z) 3 4 5 6)").unwrap();
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> tests/r5rs_chibi_tests.rs:263:9
[INFO] [stdout]     |
[INFO] [stdout] 263 |     let result = eval.eval_str(r#"
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> tests/r5rs_chibi_tests.rs:286:9
[INFO] [stdout]     |
[INFO] [stdout] 286 |     let result = eval.eval_str("`(list ,(+ 1 2) 4)").unwrap();
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> tests/r5rs_chibi_tests.rs:299:9
[INFO] [stdout]     |
[INFO] [stdout] 299 |     let result = eval.eval_str("`(list ,name ',name)").unwrap();
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> tests/r5rs_chibi_tests.rs:310:9
[INFO] [stdout]     |
[INFO] [stdout] 310 |     let result = eval.eval_str("`(a ,(+ 1 2) ,@(map abs '(4 -5 6)) b)").unwrap();
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> tests/r5rs_chibi_tests.rs:561:9
[INFO] [stdout]     |
[INFO] [stdout] 561 |     let result = eval.eval_str("(cons 'a '())").unwrap();
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> tests/r5rs_chibi_tests.rs:611:9
[INFO] [stdout]     |
[INFO] [stdout] 611 |     let result = eval.eval_str("(list 'a (+ 3 4) 'c)").unwrap();
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> tests/r5rs_chibi_tests.rs:679:9
[INFO] [stdout]     |
[INFO] [stdout] 679 |     let result = eval.eval_str("(memq 'a '(a b c))").unwrap();
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> tests/r5rs_chibi_tests.rs:692:9
[INFO] [stdout]     |
[INFO] [stdout] 692 |     let result = eval.eval_str("(member (list 'a) '(b (a) c))").unwrap();
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]    --> tests/r5rs_chibi_tests.rs:969:9
[INFO] [stdout]     |
[INFO] [stdout] 969 |     let result = eval.eval_str("(let ((p (delay (+ 1 2)))) (list (force p) (force p)))").unwrap();
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.61s
[INFO] running `Command { std: "docker" "inspect" "87b308ceb0b915a5ab1718d9e434a7df1e37353de5da9d85b80376f69ea4e671", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87b308ceb0b915a5ab1718d9e434a7df1e37353de5da9d85b80376f69ea4e671", kill_on_drop: false }`
[INFO] [stdout] 87b308ceb0b915a5ab1718d9e434a7df1e37353de5da9d85b80376f69ea4e671
