[INFO] cloning repository https://github.com/Maxeonyx/kal-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Maxeonyx/kal-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaxeonyx%2Fkal-lang", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f1e3c8048a073437bfc0167dd7869e7488f2f494
[INFO] checking Maxeonyx/kal-lang against master#4b9792692fbb675174d4d2082e7c37b2bc930e71 for pr-153692-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaxeonyx%2Fkal-lang" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Maxeonyx/kal-lang
[INFO] finished tweaking git repo https://github.com/Maxeonyx/kal-lang
[INFO] tweaked toml for git repo https://github.com/Maxeonyx/kal-lang written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Maxeonyx/kal-lang on toolchain 4b9792692fbb675174d4d2082e7c37b2bc930e71
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4b9792692fbb675174d4d2082e7c37b2bc930e71" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Maxeonyx/kal-lang 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" "+4b9792692fbb675174d4d2082e7c37b2bc930e71" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+4b9792692fbb675174d4d2082e7c37b2bc930e71" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]    Compiling kal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/kal-9ab7e7b8889b6cce/out/kal_grammar.rs:14791:13
[INFO] [stdout]       |
[INFO] [stdout] 14791 |         let mut v = v;
[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: struct `DotExpression` is never constructed
[INFO] [stdout]   --> src/ast.rs:88:12
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub struct DotExpression {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IndexExpression` is never constructed
[INFO] [stdout]   --> src/ast.rs:95:12
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub struct IndexExpression {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]    --> src/tests.rs:41:17
[INFO] [stdout]     |
[INFO] [stdout]  41 |             let val = eval_file(&format!("tests/{}.error.kal", stringify!($test_name)));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 252 | test_error! { pattern_let_list_spread_too_many }
[INFO] [stdout]     | ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: `val` is captured in macro and introduced a unused variable
[INFO] [stdout]    --> src/tests.rs:41:17
[INFO] [stdout]     |
[INFO] [stdout]  41 |             let val = eval_file(&format!("tests/{}.error.kal", stringify!($test_name)));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 252 | test_error! { pattern_let_list_spread_too_many }
[INFO] [stdout]     | ------------------------------------------------ in this macro invocation
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `test_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]    --> src/tests.rs:41:17
[INFO] [stdout]     |
[INFO] [stdout]  41 |             let val = eval_file(&format!("tests/{}.error.kal", stringify!($test_name)));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 253 | test_error! { pattern_let_list_spread_not_enough }
[INFO] [stdout]     | -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: `val` is captured in macro and introduced a unused variable
[INFO] [stdout]    --> src/tests.rs:41:17
[INFO] [stdout]     |
[INFO] [stdout]  41 |             let val = eval_file(&format!("tests/{}.error.kal", stringify!($test_name)));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 253 | test_error! { pattern_let_list_spread_not_enough }
[INFO] [stdout]     | -------------------------------------------------- in this macro invocation
[INFO] [stdout]     = note: this warning originates in the macro `test_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]    --> src/tests.rs:41:17
[INFO] [stdout]     |
[INFO] [stdout]  41 |             let val = eval_file(&format!("tests/{}.error.kal", stringify!($test_name)));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 254 | test_error! { pattern_let_list_spread_not_enough_spread }
[INFO] [stdout]     | --------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] help: `val` is captured in macro and introduced a unused variable
[INFO] [stdout]    --> src/tests.rs:41:17
[INFO] [stdout]     |
[INFO] [stdout]  41 |             let val = eval_file(&format!("tests/{}.error.kal", stringify!($test_name)));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 254 | test_error! { pattern_let_list_spread_not_enough_spread }
[INFO] [stdout]     | --------------------------------------------------------- in this macro invocation
[INFO] [stdout]     = note: this warning originates in the macro `test_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]      --> /opt/rustwide/target/debug/build/kal-9ab7e7b8889b6cce/out/kal_grammar.rs:14791:13
[INFO] [stdout]       |
[INFO] [stdout] 14791 |         let mut v = v;
[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: struct `DotExpression` is never constructed
[INFO] [stdout]   --> src/ast.rs:88:12
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub struct DotExpression {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `IndexExpression` is never constructed
[INFO] [stdout]   --> src/ast.rs:95:12
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub struct IndexExpression {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 44.77s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.19.6
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "02d9456d8291d6806b3e34d5699bcbaf8dc57bf9cab68c6e29ebba4e2701a3e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02d9456d8291d6806b3e34d5699bcbaf8dc57bf9cab68c6e29ebba4e2701a3e4", kill_on_drop: false }`
[INFO] [stdout] 02d9456d8291d6806b3e34d5699bcbaf8dc57bf9cab68c6e29ebba4e2701a3e4
