[INFO] fetching crate csc 0.1.9...
[INFO] testing csc-0.1.9 against 1.90.0 for beta-1.91-3
[INFO] extracting crate csc 0.1.9 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate csc 0.1.9
[INFO] finished tweaking crates.io crate csc 0.1.9
[INFO] tweaked toml for crates.io crate csc 0.1.9 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate csc 0.1.9 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate csc 0.1.9 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded errno v0.3.5
[INFO] [stderr]   Downloaded chainchomp v0.2.1
[INFO] [stderr]   Downloaded clipboard-win v5.3.0
[INFO] [stderr]   Downloaded pretty_assertions v1.4.0
[INFO] [stderr]   Downloaded fd-lock v4.0.2
[INFO] [stderr]   Downloaded rustyline v14.0.0
[INFO] [stderr]   Downloaded rustix v0.38.20
[INFO] [stderr]   Downloaded linux-raw-sys v0.4.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3f6261bd14e59f687e5085a313956a09816c00bd4b0a9ca537f672483c88555
[INFO] running `Command { std: "docker" "start" "-a" "a3f6261bd14e59f687e5085a313956a09816c00bd4b0a9ca537f672483c88555", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3f6261bd14e59f687e5085a313956a09816c00bd4b0a9ca537f672483c88555", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3f6261bd14e59f687e5085a313956a09816c00bd4b0a9ca537f672483c88555", kill_on_drop: false }`
[INFO] [stdout] a3f6261bd14e59f687e5085a313956a09816c00bd4b0a9ca537f672483c88555
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a77c4f3e0fc6ceacf2fec2ca122ab52ca2e4e6b923b7d1468b6448620235ae94
[INFO] running `Command { std: "docker" "start" "-a" "a77c4f3e0fc6ceacf2fec2ca122ab52ca2e4e6b923b7d1468b6448620235ae94", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling rustix v0.38.20
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling smallvec v1.11.1
[INFO] [stderr]    Compiling linux-raw-sys v0.4.10
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling home v0.5.5
[INFO] [stderr]    Compiling nix v0.28.0
[INFO] [stderr]    Compiling chainchomp v0.2.1
[INFO] [stderr]    Compiling nibble_vec v0.1.0
[INFO] [stderr]    Compiling radix_trie v0.2.1
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling fd-lock v4.0.2
[INFO] [stderr]    Compiling rustyline v14.0.0
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling csc v0.1.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/eval.rs:8:14
[INFO] [stdout]   |
[INFO] [stdout] 8 |     LexError(LexError),
[INFO] [stdout]   |     -------- ^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `EvalError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 8 -     LexError(LexError),
[INFO] [stdout] 8 +     LexError(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/eval.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 9 |     ParseError(ParseError),
[INFO] [stdout]   |     ---------- ^^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `EvalError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 9 -     ParseError(ParseError),
[INFO] [stdout] 9 +     ParseError(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/eval.rs:10:17
[INFO] [stdout]    |
[INFO] [stdout] 10 |     VarNotFound(&'text str),
[INFO] [stdout]    |     ----------- ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `EvalError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 10 -     VarNotFound(&'text str),
[INFO] [stdout] 10 +     VarNotFound(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/eval.rs:11:19
[INFO] [stdout]    |
[INFO] [stdout] 11 |     InvalidFnCall(String),
[INFO] [stdout]    |     ------------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `EvalError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 11 -     InvalidFnCall(String),
[INFO] [stdout] 11 +     InvalidFnCall(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/eval.rs:12:26
[INFO] [stdout]    |
[INFO] [stdout] 12 |     CannotChangeConstant(&'text str),
[INFO] [stdout]    |     -------------------- ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `EvalError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 12 -     CannotChangeConstant(&'text str),
[INFO] [stdout] 12 +     CannotChangeConstant(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pos` is never read
[INFO] [stdout]   --> src/lex.rs:18:20
[INFO] [stdout]    |
[INFO] [stdout] 18 |     InvalidToken { pos: usize },
[INFO] [stdout]    |     ------------   ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LexError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]  --> src/parse.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 |     SyntaxError(usize, &'static str),
[INFO] [stdout]   |     ----------- ^^^^^  ^^^^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     fields in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]   |
[INFO] [stdout] 9 -     SyntaxError(usize, &'static str),
[INFO] [stdout] 9 +     SyntaxError((), ()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/parse.rs:10:14
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Expected(Token<'static>, usize),
[INFO] [stdout]    |     -------- ^^^^^^^^^^^^^^  ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 10 -     Expected(Token<'static>, usize),
[INFO] [stdout] 10 +     Expected((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/parse.rs:11:21
[INFO] [stdout]    |
[INFO] [stdout] 11 |     IncompleteParse(usize),
[INFO] [stdout]    |     --------------- ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 11 -     IncompleteParse(usize),
[INFO] [stdout] 11 +     IncompleteParse(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lex.rs:21:18
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn lex(text: &str) -> Result<Vec<Token>, LexError> {
[INFO] [stdout]    |                  ^^^^                ----- the same lifetime is hidden here
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn lex(text: &str) -> Result<Vec<Token<'_>>, LexError> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lex.rs:47:20
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn lex_token(text: &str, pos: usize) -> Result<(Token, usize), LexError> {
[INFO] [stdout]    |                    ^^^^                         ----- the same lifetime is hidden here
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn lex_token(text: &str, pos: usize) -> Result<(Token<'_>, usize), LexError> {
[INFO] [stdout]    |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lex.rs:99:20
[INFO] [stdout]    |
[INFO] [stdout] 99 | fn lex_ident(text: &str, pos: usize) -> Option<(Token, usize)> {
[INFO] [stdout]    |                    ^^^^                         ----- the same lifetime is hidden here
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 99 | fn lex_ident(text: &str, pos: usize) -> Option<(Token<'_>, usize)> {
[INFO] [stdout]    |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lex.rs:104:22
[INFO] [stdout]     |
[INFO] [stdout] 104 | fn lex_decimal(text: &str, pos: usize) -> Option<(Token, usize)> {
[INFO] [stdout]     |                      ^^^^                         ----- the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 104 | fn lex_decimal(text: &str, pos: usize) -> Option<(Token<'_>, usize)> {
[INFO] [stdout]     |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.82s
[INFO] running `Command { std: "docker" "inspect" "a77c4f3e0fc6ceacf2fec2ca122ab52ca2e4e6b923b7d1468b6448620235ae94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a77c4f3e0fc6ceacf2fec2ca122ab52ca2e4e6b923b7d1468b6448620235ae94", kill_on_drop: false }`
[INFO] [stdout] a77c4f3e0fc6ceacf2fec2ca122ab52ca2e4e6b923b7d1468b6448620235ae94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8ba3df5a1ef3e5341ff743f0ff8660d7a91a86ba750070ab06a151e63c9f7db
[INFO] running `Command { std: "docker" "start" "-a" "c8ba3df5a1ef3e5341ff743f0ff8660d7a91a86ba750070ab06a151e63c9f7db", kill_on_drop: false }`
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]    Compiling pretty_assertions v1.4.0
[INFO] [stderr]    Compiling csc v0.1.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/eval.rs:8:14
[INFO] [stdout]   |
[INFO] [stdout] 8 |     LexError(LexError),
[INFO] [stdout]   |     -------- ^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `EvalError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 8 -     LexError(LexError),
[INFO] [stdout] 8 +     LexError(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/eval.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 9 |     ParseError(ParseError),
[INFO] [stdout]   |     ---------- ^^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `EvalError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 9 -     ParseError(ParseError),
[INFO] [stdout] 9 +     ParseError(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/eval.rs:10:17
[INFO] [stdout]    |
[INFO] [stdout] 10 |     VarNotFound(&'text str),
[INFO] [stdout]    |     ----------- ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `EvalError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 10 -     VarNotFound(&'text str),
[INFO] [stdout] 10 +     VarNotFound(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/eval.rs:11:19
[INFO] [stdout]    |
[INFO] [stdout] 11 |     InvalidFnCall(String),
[INFO] [stdout]    |     ------------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `EvalError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 11 -     InvalidFnCall(String),
[INFO] [stdout] 11 +     InvalidFnCall(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/eval.rs:12:26
[INFO] [stdout]    |
[INFO] [stdout] 12 |     CannotChangeConstant(&'text str),
[INFO] [stdout]    |     -------------------- ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `EvalError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 12 -     CannotChangeConstant(&'text str),
[INFO] [stdout] 12 +     CannotChangeConstant(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]  --> src/parse.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 |     SyntaxError(usize, &'static str),
[INFO] [stdout]   |     ----------- ^^^^^  ^^^^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     fields in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]   |
[INFO] [stdout] 9 -     SyntaxError(usize, &'static str),
[INFO] [stdout] 9 +     SyntaxError((), ()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> src/parse.rs:10:14
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Expected(Token<'static>, usize),
[INFO] [stdout]    |     -------- ^^^^^^^^^^^^^^  ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 10 -     Expected(Token<'static>, usize),
[INFO] [stdout] 10 +     Expected((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/parse.rs:11:21
[INFO] [stdout]    |
[INFO] [stdout] 11 |     IncompleteParse(usize),
[INFO] [stdout]    |     --------------- ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 11 -     IncompleteParse(usize),
[INFO] [stdout] 11 +     IncompleteParse(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lex.rs:21:18
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn lex(text: &str) -> Result<Vec<Token>, LexError> {
[INFO] [stdout]    |                  ^^^^                ----- the same lifetime is hidden here
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn lex(text: &str) -> Result<Vec<Token<'_>>, LexError> {
[INFO] [stdout]    |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lex.rs:47:20
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn lex_token(text: &str, pos: usize) -> Result<(Token, usize), LexError> {
[INFO] [stdout]    |                    ^^^^                         ----- the same lifetime is hidden here
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn lex_token(text: &str, pos: usize) -> Result<(Token<'_>, usize), LexError> {
[INFO] [stdout]    |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lex.rs:99:20
[INFO] [stdout]    |
[INFO] [stdout] 99 | fn lex_ident(text: &str, pos: usize) -> Option<(Token, usize)> {
[INFO] [stdout]    |                    ^^^^                         ----- the same lifetime is hidden here
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 99 | fn lex_ident(text: &str, pos: usize) -> Option<(Token<'_>, usize)> {
[INFO] [stdout]    |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lex.rs:104:22
[INFO] [stdout]     |
[INFO] [stdout] 104 | fn lex_decimal(text: &str, pos: usize) -> Option<(Token, usize)> {
[INFO] [stdout]     |                      ^^^^                         ----- the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 104 | fn lex_decimal(text: &str, pos: usize) -> Option<(Token<'_>, usize)> {
[INFO] [stdout]     |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "c8ba3df5a1ef3e5341ff743f0ff8660d7a91a86ba750070ab06a151e63c9f7db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8ba3df5a1ef3e5341ff743f0ff8660d7a91a86ba750070ab06a151e63c9f7db", kill_on_drop: false }`
[INFO] [stdout] c8ba3df5a1ef3e5341ff743f0ff8660d7a91a86ba750070ab06a151e63c9f7db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 99e2c6bea0b31faa6aa67d2cde7a395d2fc4cad3195beecda7d77ee883572052
[INFO] running `Command { std: "docker" "start" "-a" "99e2c6bea0b31faa6aa67d2cde7a395d2fc4cad3195beecda7d77ee883572052", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]  --> src/eval.rs:8:14
[INFO] [stderr]   |
[INFO] [stderr] 8 |     LexError(LexError),
[INFO] [stderr]   |     -------- ^^^^^^^^
[INFO] [stderr]   |     |
[INFO] [stderr]   |     field in this variant
[INFO] [stderr]   |
[INFO] [stderr]   = note: `EvalError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]   |
[INFO] [stderr] 8 -     LexError(LexError),
[INFO] [stderr] 8 +     LexError(()),
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]  --> src/eval.rs:9:16
[INFO] [stderr]   |
[INFO] [stderr] 9 |     ParseError(ParseError),
[INFO] [stderr]   |     ---------- ^^^^^^^^^^
[INFO] [stderr]   |     |
[INFO] [stderr]   |     field in this variant
[INFO] [stderr]   |
[INFO] [stderr]   = note: `EvalError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]   |
[INFO] [stderr] 9 -     ParseError(ParseError),
[INFO] [stderr] 9 +     ParseError(()),
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/eval.rs:10:17
[INFO] [stderr]    |
[INFO] [stderr] 10 |     VarNotFound(&'text str),
[INFO] [stderr]    |     ----------- ^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `EvalError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 10 -     VarNotFound(&'text str),
[INFO] [stderr] 10 +     VarNotFound(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/eval.rs:11:19
[INFO] [stderr]    |
[INFO] [stderr] 11 |     InvalidFnCall(String),
[INFO] [stderr]    |     ------------- ^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `EvalError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 11 -     InvalidFnCall(String),
[INFO] [stderr] 11 +     InvalidFnCall(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/eval.rs:12:26
[INFO] [stderr]    |
[INFO] [stderr] 12 |     CannotChangeConstant(&'text str),
[INFO] [stderr]    |     -------------------- ^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `EvalError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 12 -     CannotChangeConstant(&'text str),
[INFO] [stderr] 12 +     CannotChangeConstant(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0` and `1` are never read
[INFO] [stderr]  --> src/parse.rs:9:17
[INFO] [stderr]   |
[INFO] [stderr] 9 |     SyntaxError(usize, &'static str),
[INFO] [stderr]   |     ----------- ^^^^^  ^^^^^^^^^^^^
[INFO] [stderr]   |     |
[INFO] [stderr]   |     fields in this variant
[INFO] [stderr]   |
[INFO] [stderr]   = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]   |
[INFO] [stderr] 9 -     SyntaxError(usize, &'static str),
[INFO] [stderr] 9 +     SyntaxError((), ()),
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0` and `1` are never read
[INFO] [stderr]   --> src/parse.rs:10:14
[INFO] [stderr]    |
[INFO] [stderr] 10 |     Expected(Token<'static>, usize),
[INFO] [stderr]    |     -------- ^^^^^^^^^^^^^^  ^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     fields in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]    |
[INFO] [stderr] 10 -     Expected(Token<'static>, usize),
[INFO] [stderr] 10 +     Expected((), ()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/parse.rs:11:21
[INFO] [stderr]    |
[INFO] [stderr] 11 |     IncompleteParse(usize),
[INFO] [stderr]    |     --------------- ^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 11 -     IncompleteParse(usize),
[INFO] [stderr] 11 +     IncompleteParse(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/lex.rs:21:18
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn lex(text: &str) -> Result<Vec<Token>, LexError> {
[INFO] [stderr]    |                  ^^^^                ----- the same lifetime is hidden here
[INFO] [stderr]    |                  |
[INFO] [stderr]    |                  the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn lex(text: &str) -> Result<Vec<Token<'_>>, LexError> {
[INFO] [stderr]    |                                           ++++
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout] running 9 tests
[INFO] [stderr]   --> src/lex.rs:47:20
[INFO] [stderr]    |
[INFO] [stderr] 47 | fn lex_token(text: &str, pos: usize) -> Result<(Token, usize), LexError> {
[INFO] [stderr]    |                    ^^^^                         ----- the same lifetime is hidden here
[INFO] [stderr]    |                    |
[INFO] [stderr]    |                    the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 47 | fn lex_token(text: &str, pos: usize) -> Result<(Token<'_>, usize), LexError> {
[INFO] [stderr]    |                                                      ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/lex.rs:99:20
[INFO] [stderr]    |
[INFO] [stderr] 99 | fn lex_ident(text: &str, pos: usize) -> Option<(Token, usize)> {
[INFO] [stderr]    |                    ^^^^                         ----- the same lifetime is hidden here
[INFO] [stderr]    |                    |
[INFO] [stderr]    |                    the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 99 | fn lex_ident(text: &str, pos: usize) -> Option<(Token<'_>, usize)> {
[INFO] [stderr]    |                                                      ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lex.rs:104:22
[INFO] [stderr]     |
[INFO] [stderr] 104 | fn lex_decimal(text: &str, pos: usize) -> Option<(Token, usize)> {
[INFO] [stderr]     |                      ^^^^                         ----- the same lifetime is hidden here
[INFO] [stderr]     |                      |
[INFO] [stderr]     |                      the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 104 | fn lex_decimal(text: &str, pos: usize) -> Option<(Token<'_>, usize)> {
[INFO] [stderr]     |                                                        ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `csc` (bin "csc" test) generated 12 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/csc-159839fc30b4436e)
[INFO] [stdout] test parse::tests::test_postfix_expr ... ok
[INFO] [stdout] test parse::tests::test_unary_expr ... ok
[INFO] [stdout] test parse::tests::test_additive_expr ... ok
[INFO] [stdout] test parse::tests::test_multiplicative_expr ... ok
[INFO] [stdout] test parse::tests::test_exponential_expr ... ok
[INFO] [stdout] test eval::tests::test_eval ... ok
[INFO] [stdout] test parse::tests::test_assignment_expr ... ok
[INFO] [stdout] test parse::tests::test_primary ... ok
[INFO] [stdout] test lex::tests::test_all ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "99e2c6bea0b31faa6aa67d2cde7a395d2fc4cad3195beecda7d77ee883572052", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99e2c6bea0b31faa6aa67d2cde7a395d2fc4cad3195beecda7d77ee883572052", kill_on_drop: false }`
[INFO] [stdout] 99e2c6bea0b31faa6aa67d2cde7a395d2fc4cad3195beecda7d77ee883572052
