[INFO] cloning repository https://github.com/iomallach/nzoth
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iomallach/nzoth" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiomallach%2Fnzoth", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiomallach%2Fnzoth'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 76533d0eae2186df5aea3aad41034c8a0402330c
[INFO] testing iomallach/nzoth against 1.94.0 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiomallach%2Fnzoth" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/iomallach/nzoth
[INFO] finished tweaking git repo https://github.com/iomallach/nzoth
[INFO] tweaked toml for git repo https://github.com/iomallach/nzoth written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/iomallach/nzoth on toolchain 1.94.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/iomallach/nzoth 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" "+1.94.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded walkdir v2.5.0
[INFO] [stderr]   Downloaded winapi-util v0.1.9
[INFO] [stderr]   Downloaded windows-targets v0.52.6
[INFO] [stderr]   Downloaded same-file v1.0.6
[INFO] [stderr]   Downloaded globset v0.4.16
[INFO] [stderr]   Downloaded quote v1.0.40
[INFO] [stderr]   Downloaded console v0.15.11
[INFO] [stderr]   Downloaded encode_unicode v1.0.0
[INFO] [stderr]   Downloaded similar v2.7.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.95
[INFO] [stderr]   Downloaded memchr v2.7.4
[INFO] [stderr]   Downloaded serde_derive v1.0.219
[INFO] [stderr]   Downloaded serde v1.0.219
[INFO] [stderr]   Downloaded insta v1.43.1
[INFO] [stderr]   Downloaded log v0.4.27
[INFO] [stderr]   Downloaded aho-corasick v1.1.3
[INFO] [stderr]   Downloaded once_cell v1.21.3
[INFO] [stderr]   Downloaded unicode-ident v1.0.18
[INFO] [stderr]   Downloaded syn v2.0.101
[INFO] [stderr]   Downloaded bstr v1.12.0
[INFO] [stderr]   Downloaded regex-syntax v0.8.5
[INFO] [stderr]   Downloaded windows_aarch64_gnullvm v0.52.6
[INFO] [stderr]   Downloaded windows_x86_64_gnullvm v0.52.6
[INFO] [stderr]   Downloaded windows_i686_gnullvm v0.52.6
[INFO] [stderr]   Downloaded regex-automata v0.4.9
[INFO] [stderr]   Downloaded libc v0.2.172
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.52.6
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.52.6
[INFO] [stderr]   Downloaded windows_i686_msvc v0.52.6
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.52.6
[INFO] [stderr]   Downloaded windows_i686_gnu v0.52.6
[INFO] [stderr]   Downloaded windows-sys v0.59.0
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db7b38e0a2b33e43fe0161f5247486953d2541b2f132ff332cb4db62cd9e2726
[INFO] running `Command { std: "docker" "start" "-a" "db7b38e0a2b33e43fe0161f5247486953d2541b2f132ff332cb4db62cd9e2726", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db7b38e0a2b33e43fe0161f5247486953d2541b2f132ff332cb4db62cd9e2726", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db7b38e0a2b33e43fe0161f5247486953d2541b2f132ff332cb4db62cd9e2726", kill_on_drop: false }`
[INFO] [stdout] db7b38e0a2b33e43fe0161f5247486953d2541b2f132ff332cb4db62cd9e2726
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a26c6c814bfb8ddd61f77c968d955c424574fdd9e701b08f4d9e3987d1020045
[INFO] running `Command { std: "docker" "start" "-a" "a26c6c814bfb8ddd61f77c968d955c424574fdd9e701b08f4d9e3987d1020045", kill_on_drop: false }`
[INFO] [stderr]    Compiling nzoth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/checker/checked_ir.rs:122:12
[INFO] [stdout]     |
[INFO] [stdout] 122 |         if let Self::BuiltIn(_) = self {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/source/mod.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct FileId(usize);
[INFO] [stdout]   |            ------ ^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `FileId` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "a26c6c814bfb8ddd61f77c968d955c424574fdd9e701b08f4d9e3987d1020045", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a26c6c814bfb8ddd61f77c968d955c424574fdd9e701b08f4d9e3987d1020045", kill_on_drop: false }`
[INFO] [stdout] a26c6c814bfb8ddd61f77c968d955c424574fdd9e701b08f4d9e3987d1020045
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f346e717d7ca4c6b34b5f443c00bea358d74ba4566212bb368264e6f9e03fcc8
[INFO] running `Command { std: "docker" "start" "-a" "f346e717d7ca4c6b34b5f443c00bea358d74ba4566212bb368264e6f9e03fcc8", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling similar v2.7.0
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/checker/checked_ir.rs:122:12
[INFO] [stdout]     |
[INFO] [stdout] 122 |         if let Self::BuiltIn(_) = self {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/source/mod.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct FileId(usize);
[INFO] [stdout]   |            ------ ^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `FileId` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling bstr v1.12.0
[INFO] [stderr]    Compiling console v0.15.11
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling globset v0.4.16
[INFO] [stderr]    Compiling insta v1.43.1
[INFO] [stderr]    Compiling nzoth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `SnapshotToken` is never constructed
[INFO] [stdout]   --> tests/helpers.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct SnapshotToken<'a> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> tests/helpers.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl<'a> SnapshotToken<'a> {
[INFO] [stdout]    | -------------------------- associated function in this implementation
[INFO] [stdout] 22 |     pub fn new(token: Token, source: &'a RefCell<SourceFile<'a>>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SnapshotTokens` is never constructed
[INFO] [stdout]   --> tests/helpers.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub struct SnapshotTokens<'a>(pub Vec<SnapshotToken<'a>>);
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SnapshotErrors` is never constructed
[INFO] [stdout]  --> tests/helpers.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct SnapshotErrors<'a>(pub &'a Vec<CompilationError<'a>>);
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_source_file` is never used
[INFO] [stdout]   --> tests/helpers.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub fn create_source_file<'a>(path: &'a Path, contents: &'a str) -> RefCell<SourceFile<'a>> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SnapshotToken` is never constructed
[INFO] [stdout]   --> tests/helpers.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct SnapshotToken<'a> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> tests/helpers.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl<'a> SnapshotToken<'a> {
[INFO] [stdout]    | -------------------------- associated function in this implementation
[INFO] [stdout] 22 |     pub fn new(token: Token, source: &'a RefCell<SourceFile<'a>>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SnapshotTokens` is never constructed
[INFO] [stdout]   --> tests/helpers.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub struct SnapshotTokens<'a>(pub Vec<SnapshotToken<'a>>);
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/checker/checked_ir.rs:122:12
[INFO] [stdout]     |
[INFO] [stdout] 122 |         if let Self::BuiltIn(_) = self {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expected`
[INFO] [stdout]    --> src/parser/mod.rs:640:20
[INFO] [stdout]     |
[INFO] [stdout] 640 |         for (code, expected) in tests {
[INFO] [stdout]     |                    ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `program`
[INFO] [stdout]    --> src/parser/mod.rs:644:17
[INFO] [stdout]     |
[INFO] [stdout] 644 |             let program = parser.parse();
[INFO] [stdout]     |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/source/mod.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct FileId(usize);
[INFO] [stdout]   |            ------ ^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `FileId` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_line_str` is never used
[INFO] [stdout]    --> src/source/mod.rs:250:8
[INFO] [stdout]     |
[INFO] [stdout] 250 |     fn test_line_str() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 14.50s
[INFO] running `Command { std: "docker" "inspect" "f346e717d7ca4c6b34b5f443c00bea358d74ba4566212bb368264e6f9e03fcc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f346e717d7ca4c6b34b5f443c00bea358d74ba4566212bb368264e6f9e03fcc8", kill_on_drop: false }`
[INFO] [stdout] f346e717d7ca4c6b34b5f443c00bea358d74ba4566212bb368264e6f9e03fcc8
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 44aa4e2fcf00f6a6983ac3c062e6584b748ef777146c5c693d92b73074dee881
[INFO] running `Command { std: "docker" "start" "-a" "44aa4e2fcf00f6a6983ac3c062e6584b748ef777146c5c693d92b73074dee881", kill_on_drop: false }`
[INFO] [stderr] warning: irrefutable `if let` pattern
[INFO] [stderr]    --> src/checker/checked_ir.rs:122:12
[INFO] [stderr]     |
[INFO] [stderr] 122 |         if let Self::BuiltIn(_) = self {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stderr]     = help: consider replacing the `if let` with a `let`
[INFO] [stderr]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]  --> src/source/mod.rs:2:19
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub struct FileId(usize);
[INFO] [stderr]   |            ------ ^^^^^
[INFO] [stderr]   |            |
[INFO] [stderr]   |            field in this struct
[INFO] [stderr]   |
[INFO] [stderr]   = help: consider removing this field
[INFO] [stderr]   = note: `FileId` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `nzoth` (lib) generated 2 warnings
[INFO] [stderr] warning: struct `SnapshotToken` is never constructed
[INFO] [stderr]   --> tests/helpers.rs:16:12
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub struct SnapshotToken<'a> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> tests/helpers.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 21 | impl<'a> SnapshotToken<'a> {
[INFO] [stderr]    | -------------------------- associated function in this implementation
[INFO] [stderr] 22 |     pub fn new(token: Token, source: &'a RefCell<SourceFile<'a>>) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SnapshotTokens` is never constructed
[INFO] [stderr]   --> tests/helpers.rs:38:12
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub struct SnapshotTokens<'a>(pub Vec<SnapshotToken<'a>>);
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SnapshotErrors` is never constructed
[INFO] [stderr]  --> tests/helpers.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct SnapshotErrors<'a>(pub &'a Vec<CompilationError<'a>>);
[INFO] [stderr]   |            ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `create_source_file` is never used
[INFO] [stderr]   --> tests/helpers.rs:51:8
[INFO] [stderr]    |
[INFO] [stderr] 51 | pub fn create_source_file<'a>(path: &'a Path, contents: &'a str) -> RefCell<SourceFile<'a>> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `expected`
[INFO] [stderr]    --> src/parser/mod.rs:640:20
[INFO] [stderr]     |
[INFO] [stderr] 640 |         for (code, expected) in tests {
[INFO] [stderr]     |                    ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `program`
[INFO] [stderr]    --> src/parser/mod.rs:644:17
[INFO] [stderr]     |
[INFO] [stderr] 644 |             let program = parser.parse();
[INFO] [stderr]     |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program`
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_line_str` is never used
[INFO] [stderr]    --> src/source/mod.rs:250:8
[INFO] [stderr]     |
[INFO] [stderr] 250 |     fn test_line_str() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `nzoth` (test "test_checker") generated 3 warnings
[INFO] [stderr] warning: `nzoth` (test "test_lexer") generated 2 warnings
[INFO] [stderr] warning: `nzoth` (lib test) generated 5 warnings (2 duplicates) (run `cargo fix --lib -p nzoth --tests` to apply 2 suggestions)
[INFO] [stderr] warning: `nzoth` (test "test_parser") generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nzoth-c71c9bbe54fb5345)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test source::tests::test_position_at_offset_multiline ... ok
[INFO] [stdout] test source::tests::test_position_at_offset_oneline ... ok
[INFO] [stdout] test source::tests::test_span_text ... ok
[INFO] [stdout] test source::tests::test_append_line_start ... ok
[INFO] [stdout] test parser::tests::test_expression_operator_precedence ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/nzoth-f2db69605039fcec)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/helpers.rs (/opt/rustwide/target/debug/deps/helpers-04af41df495b3c2d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stderr]      Running tests/test_checker.rs (/opt/rustwide/target/debug/deps/test_checker-4d5ac2a2c96a9cfc)
[INFO] [stdout] test test_invalid_expressions ... ok
[INFO] [stdout] test test_invalid_let_declarations ... ok
[INFO] [stdout] test test_valid_let_declarations ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_lexer.rs (/opt/rustwide/target/debug/deps/test_lexer-a377dbd64d3578ab)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_individual_token_kind ... ok
[INFO] [stderr]      Running tests/test_parser.rs (/opt/rustwide/target/debug/deps/test_parser-93e04d85e21c5fcc)
[INFO] [stdout] test test_parentheses ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test_invalid_assignments ... ok
[INFO] [stdout] test test_valid_func_declarations ... ok
[INFO] [stdout] test test_valid_let_declarations ... ok
[INFO] [stdout] test test_invalid_func_declarations ... ok
[INFO] [stdout] test test_valid_boolean_expressions ... ok
[INFO] [stdout] test test_valid_identifier ... ok
[INFO] [stdout] test test_valid_prefix_expressions ... ok
[INFO] [stdout] test test_valid_infix_expressions ... ok
[INFO] [stderr]    Doc-tests nzoth
[INFO] [stdout] test test_valid_assignments ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "44aa4e2fcf00f6a6983ac3c062e6584b748ef777146c5c693d92b73074dee881", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44aa4e2fcf00f6a6983ac3c062e6584b748ef777146c5c693d92b73074dee881", kill_on_drop: false }`
[INFO] [stdout] 44aa4e2fcf00f6a6983ac3c062e6584b748ef777146c5c693d92b73074dee881
