[INFO] cloning repository https://github.com/viperML/len
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/viperML/len" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FviperML%2Flen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FviperML%2Flen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a9f21c144f7aca23424aee3d9c6150371a796156
[INFO] testing viperML/len against 1.85.0 for beta-1.86-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FviperML%2Flen" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/viperML/len on toolchain 1.85.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.85.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/viperML/len
[INFO] finished tweaking git repo https://github.com/viperML/len
[INFO] tweaked toml for git repo https://github.com/viperML/len written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/viperML/len 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" "+1.85.0" "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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33164708a6458dd77c2d450801f3ea2c74b1b18f937f9f1466698c41d7a666e5
[INFO] running `Command { std: "docker" "start" "-a" "33164708a6458dd77c2d450801f3ea2c74b1b18f937f9f1466698c41d7a666e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33164708a6458dd77c2d450801f3ea2c74b1b18f937f9f1466698c41d7a666e5", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43f6c28370a8e3afef81378692935387a767854f573bf25526000d18937213dd
[INFO] running `Command { std: "docker" "start" "-a" "43f6c28370a8e3afef81378692935387a767854f573bf25526000d18937213dd", kill_on_drop: false }`
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[INFO] [stderr]    Compiling len v0.1.0 (/opt/rustwide/workdir/len)
[INFO] [stdout] warning: unused import: `Token`
[INFO] [stdout]  --> len/src/ast.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::lexer::{Token, TokenKind};
[INFO] [stdout]   |                    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `postfix` and `prefix`
[INFO] [stdout]  --> len/src/ast.rs:4:35
[INFO] [stdout]   |
[INFO] [stdout] 4 | use chumsky::pratt::{infix, left, postfix, prefix};
[INFO] [stdout]   |                                   ^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Cow`
[INFO] [stdout]  --> len/src/ast.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::borrow::Cow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Not`
[INFO] [stdout]  --> len/src/ast.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::ops::Not;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tracing::span::Id`
[INFO] [stdout]   --> len/src/ast.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tracing::span::Id;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `debug`
[INFO] [stdout]   --> len/src/ast.rs:11:15
[INFO] [stdout]    |
[INFO] [stdout] 11 | use tracing::{debug, trace};
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tracing_test::traced_test`
[INFO] [stdout]   --> len/src/ast.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use tracing_test::traced_test;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `chumsky::primitive::todo`
[INFO] [stdout]  --> len/src/eval.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use chumsky::primitive::todo;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `debug` and `warn`
[INFO] [stdout]  --> len/src/eval.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tracing::{debug, error, info, warn};
[INFO] [stdout]   |               ^^^^^               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DerefMut`
[INFO] [stdout]  --> len/src/eval.rs:8:23
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::ops::{Deref, DerefMut};
[INFO] [stdout]   |                       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error::Error` and `fmt::Display`
[INFO] [stdout]  --> len/src/eval.rs:9:33
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::{collections::HashMap, error::Error, fmt::Display, rc::Rc};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `chumsky::input::SpannedInput`
[INFO] [stdout]  --> len/src/lexer.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use chumsky::input::SpannedInput;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Object` and `Token`
[INFO] [stdout]  --> len/src/complete.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 |     eval::{Object, Scope},
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 4 |     lexer::{lexer, Token},
[INFO] [stdout]   |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Write` and `self`
[INFO] [stdout]  --> len/src/complete.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::io::{self, Write};
[INFO] [stdout]   |               ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `info`
[INFO] [stdout]  --> len/src/complete.rs:8:22
[INFO] [stdout]   |
[INFO] [stdout] 8 | use tracing::{debug, info};
[INFO] [stdout]   |                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> len/src/eval.rs:218:28
[INFO] [stdout]     |
[INFO] [stdout] 217 |                     expected: todo!(),
[INFO] [stdout]     |                               ------- any code following this expression is unreachable
[INFO] [stdout] 218 |                     found: todo!(),
[INFO] [stdout]     |                            ^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `todo` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `source` is never read
[INFO] [stdout]   --> len/src/lexer.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub struct SpanContext {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 52 |     source: SpanSource,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SpanContext` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Ty` is never used
[INFO] [stdout]  --> len/src/ty.rs:4:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | enum Ty {
[INFO] [stdout]   |      ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Primitive` is never used
[INFO] [stdout]   --> len/src/ty.rs:11:6
[INFO] [stdout]    |
[INFO] [stdout] 11 | enum Primitive {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling len-web v0.1.0 (/opt/rustwide/workdir/len-web)
[INFO] [stderr]    Compiling len-cli v0.1.0 (/opt/rustwide/workdir/len-cli)
[INFO] [stdout] warning: unused imports: `Token`, `ast`, `chumsky`, `eval::RawScope`, and `lexer`
[INFO] [stdout]  --> len-cli/src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     ast, chumsky,
[INFO] [stdout]   |     ^^^  ^^^^^^^
[INFO] [stdout] 4 |     eval::RawScope,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 5 |     lexer::{lexer, Token},
[INFO] [stdout]   |             ^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `set_panic_hook` is never used
[INFO] [stdout]  --> len-web/src/utils.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn set_panic_hook() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.51s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.87
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "43f6c28370a8e3afef81378692935387a767854f573bf25526000d18937213dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43f6c28370a8e3afef81378692935387a767854f573bf25526000d18937213dd", kill_on_drop: false }`
[INFO] [stdout] 43f6c28370a8e3afef81378692935387a767854f573bf25526000d18937213dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dad0acdbc574df490ad962e3f8d8905016baec857aefbe96998dee0d2fb2e282
[INFO] running `Command { std: "docker" "start" "-a" "dad0acdbc574df490ad962e3f8d8905016baec857aefbe96998dee0d2fb2e282", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling semver v1.0.20
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling futures-sink v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling futures-io v0.3.28
[INFO] [stderr]    Compiling relative-path v1.9.0
[INFO] [stdout] warning: unused import: `Token`
[INFO] [stdout]  --> len/src/ast.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::lexer::{Token, TokenKind};
[INFO] [stdout]   |                    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `postfix` and `prefix`
[INFO] [stdout]  --> len/src/ast.rs:4:35
[INFO] [stdout]   |
[INFO] [stdout] 4 | use chumsky::pratt::{infix, left, postfix, prefix};
[INFO] [stdout]   |                                   ^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Cow`
[INFO] [stdout]  --> len/src/ast.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::borrow::Cow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Not`
[INFO] [stdout]  --> len/src/ast.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::ops::Not;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tracing::span::Id`
[INFO] [stdout]   --> len/src/ast.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tracing::span::Id;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `debug`
[INFO] [stdout]   --> len/src/ast.rs:11:15
[INFO] [stdout]    |
[INFO] [stdout] 11 | use tracing::{debug, trace};
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tracing_test::traced_test`
[INFO] [stdout]   --> len/src/ast.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use tracing_test::traced_test;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `chumsky::primitive::todo`
[INFO] [stdout]  --> len/src/eval.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use chumsky::primitive::todo;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `debug` and `warn`
[INFO] [stdout]  --> len/src/eval.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tracing::{debug, error, info, warn};
[INFO] [stdout]   |               ^^^^^               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DerefMut`
[INFO] [stdout]  --> len/src/eval.rs:8:23
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::ops::{Deref, DerefMut};
[INFO] [stdout]   |                       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error::Error` and `fmt::Display`
[INFO] [stdout]  --> len/src/eval.rs:9:33
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::{collections::HashMap, error::Error, fmt::Display, rc::Rc};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `chumsky::input::SpannedInput`
[INFO] [stdout]  --> len/src/lexer.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use chumsky::input::SpannedInput;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Object` and `Token`
[INFO] [stdout]  --> len/src/complete.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 |     eval::{Object, Scope},
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 4 |     lexer::{lexer, Token},
[INFO] [stdout]   |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Write` and `self`
[INFO] [stdout]  --> len/src/complete.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::io::{self, Write};
[INFO] [stdout]   |               ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `info`
[INFO] [stdout]  --> len/src/complete.rs:8:22
[INFO] [stdout]   |
[INFO] [stdout] 8 | use tracing::{debug, info};
[INFO] [stdout]   |                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> len/src/eval.rs:218:28
[INFO] [stdout]     |
[INFO] [stdout] 217 |                     expected: todo!(),
[INFO] [stdout]     |                               ------- any code following this expression is unreachable
[INFO] [stdout] 218 |                     found: todo!(),
[INFO] [stdout]     |                            ^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `todo` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling js-sys v0.3.64
[INFO] [stdout] warning: field `source` is never read
[INFO] [stdout]   --> len/src/lexer.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub struct SpanContext {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 52 |     source: SpanSource,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SpanContext` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stdout] warning: enum `Ty` is never used
[INFO] [stdout]  --> len/src/ty.rs:4:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | enum Ty {
[INFO] [stdout]   |      ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stdout] warning: enum `Primitive` is never used
[INFO] [stdout]   --> len/src/ty.rs:11:6
[INFO] [stdout]    |
[INFO] [stdout] 11 | enum Primitive {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.3.37
[INFO] [stderr]    Compiling console v0.15.7
[INFO] [stderr]    Compiling similar v2.3.0
[INFO] [stderr]    Compiling scoped-tls v1.0.1
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stdout] warning: function `set_panic_hook` is never used
[INFO] [stdout]  --> len-web/src/utils.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn set_panic_hook() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling object v0.32.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling insta v1.34.0
[INFO] [stderr]    Compiling rstest_macros v0.18.2
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.4.37
[INFO] [stderr]    Compiling wasm-bindgen-test v0.3.37
[INFO] [stderr]    Compiling len-web v0.1.0 (/opt/rustwide/workdir/len-web)
[INFO] [stdout] warning: function `set_panic_hook` is never used
[INFO] [stdout]  --> len-web/src/utils.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn set_panic_hook() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling color-eyre v0.6.2
[INFO] [stderr]    Compiling futures-executor v0.3.28
[INFO] [stderr]    Compiling futures v0.3.28
[INFO] [stderr]    Compiling len-cli v0.1.0 (/opt/rustwide/workdir/len-cli)
[INFO] [stdout] warning: unused imports: `Token`, `ast`, `chumsky`, `eval::RawScope`, and `lexer`
[INFO] [stdout]  --> len-cli/src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     ast, chumsky,
[INFO] [stdout]   |     ^^^  ^^^^^^^
[INFO] [stdout] 4 |     eval::RawScope,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 5 |     lexer::{lexer, Token},
[INFO] [stdout]   |             ^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rstest v0.18.2
[INFO] [stderr]    Compiling len v0.1.0 (/opt/rustwide/workdir/len)
[INFO] [stdout] warning: unused import: `Token`
[INFO] [stdout]  --> len/src/ast.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::lexer::{Token, TokenKind};
[INFO] [stdout]   |                    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `postfix` and `prefix`
[INFO] [stdout]  --> len/src/ast.rs:4:35
[INFO] [stdout]   |
[INFO] [stdout] 4 | use chumsky::pratt::{infix, left, postfix, prefix};
[INFO] [stdout]   |                                   ^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Cow`
[INFO] [stdout]  --> len/src/ast.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::borrow::Cow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Not`
[INFO] [stdout]  --> len/src/ast.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::ops::Not;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tracing::span::Id`
[INFO] [stdout]   --> len/src/ast.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tracing::span::Id;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `debug`
[INFO] [stdout]   --> len/src/ast.rs:11:15
[INFO] [stdout]    |
[INFO] [stdout] 11 | use tracing::{debug, trace};
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tracing_test::traced_test`
[INFO] [stdout]   --> len/src/ast.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use tracing_test::traced_test;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `chumsky::primitive::todo`
[INFO] [stdout]  --> len/src/eval.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use chumsky::primitive::todo;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `debug` and `warn`
[INFO] [stdout]  --> len/src/eval.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tracing::{debug, error, info, warn};
[INFO] [stdout]   |               ^^^^^               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DerefMut`
[INFO] [stdout]  --> len/src/eval.rs:8:23
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::ops::{Deref, DerefMut};
[INFO] [stdout]   |                       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error::Error` and `fmt::Display`
[INFO] [stdout]  --> len/src/eval.rs:9:33
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::{collections::HashMap, error::Error, fmt::Display, rc::Rc};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FunctionCall` and `Identifier`
[INFO] [stdout]    --> len/src/eval.rs:274:22
[INFO] [stdout]     |
[INFO] [stdout] 274 |     use crate::ast::{FunctionCall, Identifier};
[INFO] [stdout]     |                      ^^^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> len/src/eval.rs:276:9
[INFO] [stdout]     |
[INFO] [stdout] 276 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tracing::debug`
[INFO] [stdout]    --> len/src/eval.rs:277:9
[INFO] [stdout]     |
[INFO] [stdout] 277 |     use tracing::debug;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `chumsky::input::SpannedInput`
[INFO] [stdout]  --> len/src/lexer.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use chumsky::input::SpannedInput;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tracing_test::traced_test`
[INFO] [stdout]   --> len/src/ty.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     use tracing_test::traced_test;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Object` and `Token`
[INFO] [stdout]  --> len/src/complete.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 |     eval::{Object, Scope},
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 4 |     lexer::{lexer, Token},
[INFO] [stdout]   |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Write` and `self`
[INFO] [stdout]  --> len/src/complete.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::io::{self, Write};
[INFO] [stdout]   |               ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `info`
[INFO] [stdout]  --> len/src/complete.rs:8:22
[INFO] [stdout]   |
[INFO] [stdout] 8 | use tracing::{debug, info};
[INFO] [stdout]   |                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> len/src/eval.rs:218:28
[INFO] [stdout]     |
[INFO] [stdout] 217 |                     expected: todo!(),
[INFO] [stdout]     |                               ------- any code following this expression is unreachable
[INFO] [stdout] 218 |                     found: todo!(),
[INFO] [stdout]     |                            ^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `todo` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `maybe_s`
[INFO] [stdout]   --> len/src/ty.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let maybe_s = Ty::Sum(From::from([
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_maybe_s`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `source` is never read
[INFO] [stdout]   --> len/src/lexer.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub struct SpanContext {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 52 |     source: SpanSource,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SpanContext` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Ty` is never used
[INFO] [stdout]  --> len/src/ty.rs:4:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | enum Ty {
[INFO] [stdout]   |      ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Primitive` is never used
[INFO] [stdout]   --> len/src/ty.rs:11:6
[INFO] [stdout]    |
[INFO] [stdout] 11 | enum Primitive {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_ty` is never used
[INFO] [stdout]   --> len/src/ty.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn test_ty() {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 16.78s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.87
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "dad0acdbc574df490ad962e3f8d8905016baec857aefbe96998dee0d2fb2e282", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dad0acdbc574df490ad962e3f8d8905016baec857aefbe96998dee0d2fb2e282", kill_on_drop: false }`
[INFO] [stdout] dad0acdbc574df490ad962e3f8d8905016baec857aefbe96998dee0d2fb2e282
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b32e8ed2040a3e4aa2973253d6640658c7f6ebc044ef0aa2586582a609e08cbb
[INFO] running `Command { std: "docker" "start" "-a" "b32e8ed2040a3e4aa2973253d6640658c7f6ebc044ef0aa2586582a609e08cbb", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Token`
[INFO] [stderr]  --> len/src/ast.rs:1:20
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::lexer::{Token, TokenKind};
[INFO] [stderr]   |                    ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `postfix` and `prefix`
[INFO] [stderr]  --> len/src/ast.rs:4:35
[INFO] [stderr]   |
[INFO] [stderr] 4 | use chumsky::pratt::{infix, left, postfix, prefix};
[INFO] [stderr]   |                                   ^^^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::borrow::Cow`
[INFO] [stderr]  --> len/src/ast.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::borrow::Cow;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::Not`
[INFO] [stderr]  --> len/src/ast.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::ops::Not;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tracing::span::Id`
[INFO] [stderr]   --> len/src/ast.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use tracing::span::Id;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `debug`
[INFO] [stderr]   --> len/src/ast.rs:11:15
[INFO] [stderr]    |
[INFO] [stderr] 11 | use tracing::{debug, trace};
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tracing_test::traced_test`
[INFO] [stderr]   --> len/src/ast.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use tracing_test::traced_test;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `chumsky::primitive::todo`
[INFO] [stderr]  --> len/src/eval.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use chumsky::primitive::todo;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `debug` and `warn`
[INFO] [stderr]  --> len/src/eval.rs:3:15
[INFO] [stderr]   |
[INFO] [stderr] 3 | use tracing::{debug, error, info, warn};
[INFO] [stderr]   |               ^^^^^               ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `DerefMut`
[INFO] [stderr]  --> len/src/eval.rs:8:23
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::ops::{Deref, DerefMut};
[INFO] [stderr]   |                       ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `error::Error` and `fmt::Display`
[INFO] [stderr]  --> len/src/eval.rs:9:33
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::{collections::HashMap, error::Error, fmt::Display, rc::Rc};
[INFO] [stderr]   |                                 ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `chumsky::input::SpannedInput`
[INFO] [stderr]  --> len/src/lexer.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use chumsky::input::SpannedInput;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Object` and `Token`
[INFO] [stderr]  --> len/src/complete.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 |     eval::{Object, Scope},
[INFO] [stderr]   |            ^^^^^^
[INFO] [stderr] 4 |     lexer::{lexer, Token},
[INFO] [stderr]   |                    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Write` and `self`
[INFO] [stderr]  --> len/src/complete.rs:7:15
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::io::{self, Write};
[INFO] [stderr]   |               ^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `info`
[INFO] [stderr]  --> len/src/complete.rs:8:22
[INFO] [stderr]   |
[INFO] [stderr] 8 | use tracing::{debug, info};
[INFO] [stderr]   |                      ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> len/src/eval.rs:218:28
[INFO] [stderr]     |
[INFO] [stderr] 217 |                     expected: todo!(),
[INFO] [stderr]     |                               ------- any code following this expression is unreachable
[INFO] [stderr] 218 |                     found: todo!(),
[INFO] [stderr]     |                            ^^^^^^^ unreachable expression
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `todo` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field `source` is never read
[INFO] [stderr]   --> len/src/lexer.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 51 | pub struct SpanContext {
[INFO] [stderr]    |            ----------- field in this struct
[INFO] [stderr] 52 |     source: SpanSource,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `SpanContext` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Ty` is never used
[INFO] [stderr]  --> len/src/ty.rs:4:6
[INFO] [stderr]   |
[INFO] [stderr] 4 | enum Ty {
[INFO] [stderr]   |      ^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Primitive` is never used
[INFO] [stderr]   --> len/src/ty.rs:11:6
[INFO] [stderr]    |
[INFO] [stderr] 11 | enum Primitive {
[INFO] [stderr]    |      ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `len` (lib) generated 19 warnings (run `cargo fix --lib -p len` to apply 15 suggestions)
[INFO] [stderr] warning: function `set_panic_hook` is never used
[INFO] [stderr]  --> len-web/src/utils.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn set_panic_hook() {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `len-web` (lib) generated 1 warning
[INFO] [stderr] warning: unused imports: `Token`, `ast`, `chumsky`, `eval::RawScope`, and `lexer`
[INFO] [stderr]  --> len-cli/src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     ast, chumsky,
[INFO] [stderr]   |     ^^^  ^^^^^^^
[INFO] [stderr] 4 |     eval::RawScope,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 5 |     lexer::{lexer, Token},
[INFO] [stderr]   |             ^^^^^  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `FunctionCall` and `Identifier`
[INFO] [stderr]    --> len/src/eval.rs:274:22
[INFO] [stderr]     |
[INFO] [stderr] 274 |     use crate::ast::{FunctionCall, Identifier};
[INFO] [stderr]     |                      ^^^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> len/src/eval.rs:276:9
[INFO] [stderr]     |
[INFO] [stderr] 276 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tracing::debug`
[INFO] [stderr]    --> len/src/eval.rs:277:9
[INFO] [stderr]     |
[INFO] [stderr] 277 |     use tracing::debug;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tracing_test::traced_test`
[INFO] [stderr]   --> len/src/ty.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 |     use tracing_test::traced_test;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `maybe_s`
[INFO] [stderr]   --> len/src/ty.rs:32:13
[INFO] [stderr]    |
[INFO] [stderr] 32 |         let maybe_s = Ty::Sum(From::from([
[INFO] [stderr]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_maybe_s`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_ty` is never used
[INFO] [stderr]   --> len/src/ty.rs:24:8
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn test_ty() {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `len-web` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: `len-cli` (bin "garden" test) generated 1 warning (run `cargo fix --bin "garden" --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `len` (lib test) generated 25 warnings (19 duplicates) (run `cargo fix --lib -p len --tests` to apply 4 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.87
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/len-277165b20d37d2c4)
[INFO] [stdout] 
[INFO] [stdout] running 36 tests
[INFO] [stdout] test lexer::tests::test_lexer::input_01____empty________ ... ok
[INFO] [stdout] test ast::tests::test_expression::input_02____ident_____TokenKind__Ident___foo_________ ... ok
[INFO] [stdout] test ast::tests::test_ast::input_2____assign_____TokenKind__Ident___a____TokenKind__Bind_TokenKind_ ... ok
[INFO] [stdout] test ast::tests::test_expression::input_03____int_____TokenKind__Number_1_into_________ ... ok
[INFO] [stdout] test ast::tests::test_expression::input_05____app_multiple_____TokenKind__Ident___foo____TokenKind__Ident__ ... ok
[INFO] [stdout] test ast::tests::test_expression::input_08____grouping_app_____TokenKind__Ident___foo____TokenKind__LeftPar ... ok
[INFO] [stdout] test ast::tests::test_expression::input_07____bad_grouping_____TokenKind__LeftParenthesis_TokenKind__Ident_ ... ok
[INFO] [stdout] test ast::tests::test_expression::input_09____grouping_app_alt_____TokenKind__LeftParenthesis_TokenKind__Id ... ok
[INFO] [stdout] test ast::tests::test_expression::input_06____grouping_____TokenKind__LeftParenthesis_TokenKind__Ident___fo ... ok
[INFO] [stdout] test ast::tests::test_expression::input_01____empty___________ ... ok
[INFO] [stdout] test ast::tests::test_expression::input_10____infix_____TokenKind__Number_1_into____TokenKind__Symbol______ ... ok
[INFO] [stdout] test ast::tests::test_expression::input_13____struct_simple_____TokenKind__LeftCurly_TokenKind__Ident___a__ ... ok
[INFO] [stdout] test ast::tests::test_expression::input_04____app_____TokenKind__Ident___foo____TokenKind__Number_1_into___ ... ok
[INFO] [stdout] test ast::tests::test_ast::input_1____empty___________ ... ok
[INFO] [stdout] test ast::tests::test_expression::input_11____infix_grouping_____TokenKind__LeftParenthesis_TokenKind__Iden ... ok
[INFO] [stdout] test lexer::tests::test_lexer::input_03____symbols___________ ... ok
[INFO] [stdout] test lexer::tests::test_lexer::input_02____int_____1233131___ ... ok
[INFO] [stdout] test ast::tests::test_expression::input_12____infix_assoc_____TokenKind__Ident___a____TokenKind__Symbol____ ... ok
[INFO] [stdout] test lexer::tests::test_lexer::input_04____symbols_split___r___3_1__3__3__s______ ... ok
[INFO] [stdout] test lexer::tests::test_lexer::input_05____string___r____foo____bar_____ ... ok
[INFO] [stdout] test lexer::tests::test_lexer::input_06____bads___r____foo___ ... ok
[INFO] [stdout] test lexer::tests::test_lexer::input_13____arrow2_____ab___ ... ok
[INFO] [stdout] test lexer::tests::test_lexer::input_12____arrow_____ab___ ... ok
[INFO] [stdout] test lexer::tests::test_lexer::input_08____ident_____foobarfoo_barfoo_bar_foo_1____ ... ok
[INFO] [stdout] test lexer::tests::test_lexer::input_07____parens___r___12_23______foo____1_1____ ... ok
[INFO] [stdout] test lexer::tests::test_lexer::input_09____reserved______________ ... ok
[INFO] [stdout] test lexer::tests::test_symbol::input_1______ ... ok
[INFO] [stdout] test lexer::tests::test_lexer::input_11____assign2_____abc___ ... ok
[INFO] [stdout] test lexer::tests::test_lexer::input_10____assign_____ab___ ... ok
[INFO] [stdout] test lexer::tests::test_symbol::input_3____2__ ... ok
[INFO] [stdout] test lexer::tests::test_symbol::input_4_______ ... ok
[INFO] [stdout] test lexer::tests::test_symbol::input_2______ ... ok
[INFO] [stdout] test lexer::tests::test_symbol::input_5_______ ... ok
[INFO] [stdout] test lexer::tests::test_symbol::input_6____________ ... ok
[INFO] [stdout] test lexer::tests::test_symbol::input_7_________ ... ok
[INFO] [stdout] test lexer::tests::test_lexer_new ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- lexer::tests::test_lexer_new stdout ----
[INFO] [stdout] 2025-03-02T10:18:01.663951Z DEBUG test_lexer_new: len::lexer::tests: res=ParseResult { output: Some([(0..2, Number(2)), (2..6, Number(123)), (6..8, Number(12))]), errs: [] }
[INFO] [stdout] 2025-03-02T10:18:01.664015Z DEBUG test_lexer_new: len::lexer::tests: r=(0..2, Number(2)) c=SpanContext { source: Unknown }
[INFO] [stdout] 2025-03-02T10:18:01.664043Z DEBUG test_lexer_new: len::lexer::tests: r=(2..6, Number(123)) c=SpanContext { source: Unknown }
[INFO] [stdout] 2025-03-02T10:18:01.664059Z DEBUG test_lexer_new: len::lexer::tests: r=(6..8, Number(12)) c=SpanContext { source: Unknown }
[INFO] [stdout] 
[INFO] [stdout] thread 'lexer::tests::test_lexer_new' panicked at len/src/lexer.rs:201:9:
[INFO] [stdout] not yet implemented
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x606ed73ee21a - std::backtrace_rs::backtrace::libunwind::trace::h88deb10bd0145eb8
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x606ed73ee21a - std::backtrace_rs::backtrace::trace_unsynchronized::he1036f5481c14dff
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x606ed73ee21a - std::sys::backtrace::_print_fmt::hecc345b6e70c4b20
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x606ed73ee21a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::he089f96442833f67
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x606ed7417233 - core::fmt::rt::Argument::fmt::h1f77cded99c71a14
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/core/src/fmt/rt.rs:177:76
[INFO] [stdout]    5:     0x606ed7417233 - core::fmt::write::h2f210ed4c94745cb
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/core/src/fmt/mod.rs:1440:21
[INFO] [stdout]    6:     0x606ed73eac13 - std::io::Write::write_fmt::he723b56f7e0bd522
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/io/mod.rs:1887:15
[INFO] [stdout]    7:     0x606ed73ee062 - std::sys::backtrace::BacktraceLock::print::h810fbd31421329e6
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x606ed73ef750 - std::panicking::default_hook::{{closure}}::hbaad47ed9dc6356d
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/panicking.rs:295:22
[INFO] [stdout]    9:     0x606ed73ef4ed - std::panicking::default_hook::h24e207139139d40a
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/panicking.rs:319:9
[INFO] [stdout]   10:     0x606ed7062753 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h63353c459bb27956
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   11:     0x606ed7062753 - test::test_main::{{closure}}::hd5af4d6c4e32fe08
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/test/src/lib.rs:134:21
[INFO] [stdout]   12:     0x606ed73eff83 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h3af32c23caf5c679
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   13:     0x606ed73eff83 - std::panicking::rust_panic_with_hook::ha9131beeb2ddc506
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/panicking.rs:836:13
[INFO] [stdout]   14:     0x606ed73efc26 - std::panicking::begin_panic_handler::{{closure}}::h1bba0eaeb6da506f
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/panicking.rs:694:13
[INFO] [stdout]   15:     0x606ed73ee719 - std::sys::backtrace::__rust_end_short_backtrace::h1d1ca3eade483f4c
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   16:     0x606ed73ef8ed - rust_begin_unwind
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/panicking.rs:692:5
[INFO] [stdout]   17:     0x606ed6fa6e90 - core::panicking::panic_fmt::h896a0727a1a943f9
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/core/src/panicking.rs:75:14
[INFO] [stdout]   18:     0x606ed6fa6f1c - core::panicking::panic::h06336e0c962d4a4a
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/core/src/panicking.rs:145:5
[INFO] [stdout]   19:     0x606ed6feae8b - len::lexer::tests::test_lexer_new::hbc2542ad88c2ebbb
[INFO] [stdout]                                at /opt/rustwide/workdir/len/src/lexer.rs:201:9
[INFO] [stdout]   20:     0x606ed6fea277 - len::lexer::tests::test_lexer_new::{{closure}}::hf1ab608ad2c34525
[INFO] [stdout]                                at /opt/rustwide/workdir/len/src/lexer.rs:190:24
[INFO] [stdout]   21:     0x606ed6fc5736 - core::ops::function::FnOnce::call_once::ha575c694d60af1f1
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x606ed7067efb - core::ops::function::FnOnce::call_once::h8acc80b5a33ff319
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x606ed7067efb - test::__rust_begin_short_backtrace::h52b6da716ad42b7d
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/test/src/lib.rs:632:18
[INFO] [stdout]   24:     0x606ed7066e33 - test::run_test_in_process::{{closure}}::h2580047890abbefe
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/test/src/lib.rs:655:60
[INFO] [stdout]   25:     0x606ed7066e33 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h936f8c89d0a99c40
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   26:     0x606ed7066e33 - std::panicking::try::do_call::h868682cc368697f9
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/panicking.rs:584:40
[INFO] [stdout]   27:     0x606ed7066e33 - std::panicking::try::h0356ffc38cbb5501
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/panicking.rs:547:19
[INFO] [stdout]   28:     0x606ed7066e33 - std::panic::catch_unwind::h74edf102a3082536
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/panic.rs:358:14
[INFO] [stdout]   29:     0x606ed7066e33 - test::run_test_in_process::hc27d69576b7224e4
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/test/src/lib.rs:655:27
[INFO] [stdout]   30:     0x606ed7066e33 - test::run_test::{{closure}}::h9f3bfaf910429adb
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/test/src/lib.rs:576:43
[INFO] [stdout]   31:     0x606ed702ab65 - test::run_test::{{closure}}::h3d537cdce8ec5816
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/test/src/lib.rs:606:41
[INFO] [stdout]   32:     0x606ed702ab65 - std::sys::backtrace::__rust_begin_short_backtrace::hb51d9a6c67ec382d
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   33:     0x606ed702e5a6 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h5738f3abb9603fe6
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/thread/mod.rs:564:17
[INFO] [stdout]   34:     0x606ed702e5a6 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h5e9f4b56e45e8108
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   35:     0x606ed702e5a6 - std::panicking::try::do_call::ha36db853b2f34e23
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/panicking.rs:584:40
[INFO] [stdout]   36:     0x606ed702e5a6 - std::panicking::try::h57e1aa33a0efb1be
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/panicking.rs:547:19
[INFO] [stdout]   37:     0x606ed702e5a6 - std::panic::catch_unwind::hdb71a6103024936e
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/panic.rs:358:14
[INFO] [stdout]   38:     0x606ed702e5a6 - std::thread::Builder::spawn_unchecked_::{{closure}}::h8caa22218f423ab1
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/thread/mod.rs:562:30
[INFO] [stdout]   39:     0x606ed702e5a6 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb3b44780e9c053e5
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   40:     0x606ed73f41fb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h2649f14f1b1c150d
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/alloc/src/boxed.rs:1993:9
[INFO] [stdout]   41:     0x606ed73f41fb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hb2ade58cb34e1bc4
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/alloc/src/boxed.rs:1993:9
[INFO] [stdout]   42:     0x606ed73f41fb - std::sys::pal::unix::thread::Thread::new::thread_start::ha07e360225fa3528
[INFO] [stdout]                                at /rustc/4d91de4e48198da2e33413efdcd9cd2cc0c46688/library/std/src/sys/pal/unix/thread.rs:106:17
[INFO] [stdout]   43:     0x7707e62e1ac3 - <unknown>
[INFO] [stdout]   44:     0x7707e6372a04 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     lexer::tests::test_lexer_new
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 35 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `-p len --lib`
[INFO] running `Command { std: "docker" "inspect" "b32e8ed2040a3e4aa2973253d6640658c7f6ebc044ef0aa2586582a609e08cbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b32e8ed2040a3e4aa2973253d6640658c7f6ebc044ef0aa2586582a609e08cbb", kill_on_drop: false }`
[INFO] [stdout] b32e8ed2040a3e4aa2973253d6640658c7f6ebc044ef0aa2586582a609e08cbb
