[INFO] cloning repository https://github.com/sebschmi/codegen-course
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sebschmi/codegen-course" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsebschmi%2Fcodegen-course", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsebschmi%2Fcodegen-course'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4938748baad6ccbcf2d06de866dc44f65b803c70
[INFO] testing sebschmi/codegen-course against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsebschmi%2Fcodegen-course" "/workspace/builds/worker-64/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-64/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sebschmi/codegen-course on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sebschmi/codegen-course
[INFO] finished tweaking git repo https://github.com/sebschmi/codegen-course
[INFO] tweaked toml for git repo https://github.com/sebschmi/codegen-course written to /workspace/builds/worker-64/source/Cargo.toml
[INFO] crate git repo https://github.com/sebschmi/codegen-course already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a5fd343e7eaf8f745e10f2afea2f8b67141f893c527b5b57e704f1ab8b84d52a
[INFO] running `Command { std: "docker" "start" "-a" "a5fd343e7eaf8f745e10f2afea2f8b67141f893c527b5b57e704f1ab8b84d52a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5fd343e7eaf8f745e10f2afea2f8b67141f893c527b5b57e704f1ab8b84d52a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5fd343e7eaf8f745e10f2afea2f8b67141f893c527b5b57e704f1ab8b84d52a", kill_on_drop: false }`
[INFO] [stdout] a5fd343e7eaf8f745e10f2afea2f8b67141f893c527b5b57e704f1ab8b84d52a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca4fbd585ad54e042bf5cccf10eec2b041fbccabeb9201bc4e3e03be88d5b426
[INFO] running `Command { std: "docker" "start" "-a" "ca4fbd585ad54e042bf5cccf10eec2b041fbccabeb9201bc4e3e03be88d5b426", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling libc v0.2.120
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling quote v1.0.16
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap_derive v3.1.4
[INFO] [stderr]    Compiling clap v3.1.6
[INFO] [stderr]    Compiling codegen-course v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `scanner`
[INFO] [stdout]    --> src/parser/mod.rs:289:5
[INFO] [stdout]     |
[INFO] [stdout] 289 |     scanner: &mut Peekable<Scanner<impl Iterator<Item = Result<char>>>>,
[INFO] [stdout]     |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scanner`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start_interval`
[INFO] [stdout]    --> src/parser/mod.rs:290:5
[INFO] [stdout]     |
[INFO] [stdout] 290 |     start_interval: ScanInterval,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_interval`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `current_interval`
[INFO] [stdout]    --> src/parser/mod.rs:302:17
[INFO] [stdout]     |
[INFO] [stdout] 302 |             let current_interval = expect_token(scanner, Token::OpenBracket)?;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_interval`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]    --> src/parser/mod.rs:305:26
[INFO] [stdout]     |
[INFO] [stdout] 305 |                 Some((Ok(other), interval)) => {
[INFO] [stdout]     |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]    --> src/parser/mod.rs:310:27
[INFO] [stdout]     |
[INFO] [stdout] 310 |                 Some((Err(error), _)) => {
[INFO] [stdout]     |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scanner`
[INFO] [stdout]    --> src/parser/mod.rs:394:5
[INFO] [stdout]     |
[INFO] [stdout] 394 |     scanner: &mut Peekable<Scanner<impl Iterator<Item = Result<char>>>>,
[INFO] [stdout]     |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scanner`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start_interval`
[INFO] [stdout]    --> src/parser/mod.rs:395:5
[INFO] [stdout]     |
[INFO] [stdout] 395 |     start_interval: ScanInterval,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_interval`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `kind`
[INFO] [stdout]   --> src/error/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     kind: ScannerErrorKind,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `ScannerError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/error/mod.rs:7:10
[INFO] [stdout]    |
[INFO] [stdout] 7  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `interval`
[INFO] [stdout]   --> src/error/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     interval: ScanInterval,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `ScannerError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/error/mod.rs:7:10
[INFO] [stdout]    |
[INFO] [stdout] 7  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `kind`
[INFO] [stdout]   --> src/error/mod.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     kind: ParserErrorKind,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `ParserError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/error/mod.rs:39:10
[INFO] [stdout]    |
[INFO] [stdout] 39 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `interval`
[INFO] [stdout]   --> src/error/mod.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     interval: ScanInterval,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `ParserError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/error/mod.rs:39:10
[INFO] [stdout]    |
[INFO] [stdout] 39 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `children`
[INFO] [stdout]   --> src/parser/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     children: Vec<AstNode>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `AstNode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/parser/mod.rs:9:10
[INFO] [stdout]    |
[INFO] [stdout] 9  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `kind`
[INFO] [stdout]   --> src/parser/mod.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     kind: AstNodeKind,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `AstNode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/parser/mod.rs:9:10
[INFO] [stdout]    |
[INFO] [stdout] 9  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `expect_tokens`
[INFO] [stdout]    --> src/parser/mod.rs:470:4
[INFO] [stdout]     |
[INFO] [stdout] 470 | fn expect_tokens(
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 37s
[INFO] running `Command { std: "docker" "inspect" "ca4fbd585ad54e042bf5cccf10eec2b041fbccabeb9201bc4e3e03be88d5b426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca4fbd585ad54e042bf5cccf10eec2b041fbccabeb9201bc4e3e03be88d5b426", kill_on_drop: false }`
[INFO] [stdout] ca4fbd585ad54e042bf5cccf10eec2b041fbccabeb9201bc4e3e03be88d5b426
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a30238625410d69e8a4c77af7c19be2716ac35041a86afb9880438a9058cb71
[INFO] running `Command { std: "docker" "start" "-a" "8a30238625410d69e8a4c77af7c19be2716ac35041a86afb9880438a9058cb71", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling codegen-course v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `scanner`
[INFO] [stdout]    --> src/parser/mod.rs:289:5
[INFO] [stdout]     |
[INFO] [stdout] 289 |     scanner: &mut Peekable<Scanner<impl Iterator<Item = Result<char>>>>,
[INFO] [stdout]     |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scanner`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start_interval`
[INFO] [stdout]    --> src/parser/mod.rs:290:5
[INFO] [stdout]     |
[INFO] [stdout] 290 |     start_interval: ScanInterval,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_interval`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `current_interval`
[INFO] [stdout]    --> src/parser/mod.rs:302:17
[INFO] [stdout]     |
[INFO] [stdout] 302 |             let current_interval = expect_token(scanner, Token::OpenBracket)?;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_interval`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]    --> src/parser/mod.rs:305:26
[INFO] [stdout]     |
[INFO] [stdout] 305 |                 Some((Ok(other), interval)) => {
[INFO] [stdout]     |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]    --> src/parser/mod.rs:310:27
[INFO] [stdout]     |
[INFO] [stdout] 310 |                 Some((Err(error), _)) => {
[INFO] [stdout]     |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scanner`
[INFO] [stdout]    --> src/parser/mod.rs:394:5
[INFO] [stdout]     |
[INFO] [stdout] 394 |     scanner: &mut Peekable<Scanner<impl Iterator<Item = Result<char>>>>,
[INFO] [stdout]     |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scanner`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start_interval`
[INFO] [stdout]    --> src/parser/mod.rs:395:5
[INFO] [stdout]     |
[INFO] [stdout] 395 |     start_interval: ScanInterval,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_interval`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `kind`
[INFO] [stdout]   --> src/error/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     kind: ScannerErrorKind,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `ScannerError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/error/mod.rs:7:10
[INFO] [stdout]    |
[INFO] [stdout] 7  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `interval`
[INFO] [stdout]   --> src/error/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     interval: ScanInterval,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `ScannerError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/error/mod.rs:7:10
[INFO] [stdout]    |
[INFO] [stdout] 7  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `kind`
[INFO] [stdout]   --> src/error/mod.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     kind: ParserErrorKind,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `ParserError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/error/mod.rs:39:10
[INFO] [stdout]    |
[INFO] [stdout] 39 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `interval`
[INFO] [stdout]   --> src/error/mod.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     interval: ScanInterval,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `ParserError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/error/mod.rs:39:10
[INFO] [stdout]    |
[INFO] [stdout] 39 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `children`
[INFO] [stdout]   --> src/parser/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     children: Vec<AstNode>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `AstNode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/parser/mod.rs:9:10
[INFO] [stdout]    |
[INFO] [stdout] 9  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `kind`
[INFO] [stdout]   --> src/parser/mod.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     kind: AstNodeKind,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `AstNode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/parser/mod.rs:9:10
[INFO] [stdout]    |
[INFO] [stdout] 9  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `expect_tokens`
[INFO] [stdout]    --> src/parser/mod.rs:470:4
[INFO] [stdout]     |
[INFO] [stdout] 470 | fn expect_tokens(
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.24s
[INFO] running `Command { std: "docker" "inspect" "8a30238625410d69e8a4c77af7c19be2716ac35041a86afb9880438a9058cb71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a30238625410d69e8a4c77af7c19be2716ac35041a86afb9880438a9058cb71", kill_on_drop: false }`
[INFO] [stdout] 8a30238625410d69e8a4c77af7c19be2716ac35041a86afb9880438a9058cb71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7756b434d28df3704b3d7b28c838a101e213bca6a63ded1349220413854b30ec
[INFO] running `Command { std: "docker" "start" "-a" "7756b434d28df3704b3d7b28c838a101e213bca6a63ded1349220413854b30ec", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `scanner`
[INFO] [stderr]    --> src/parser/mod.rs:289:5
[INFO] [stderr]     |
[INFO] [stderr] 289 |     scanner: &mut Peekable<Scanner<impl Iterator<Item = Result<char>>>>,
[INFO] [stderr]     |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scanner`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `start_interval`
[INFO] [stderr]    --> src/parser/mod.rs:290:5
[INFO] [stderr]     |
[INFO] [stderr] 290 |     start_interval: ScanInterval,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_interval`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `current_interval`
[INFO] [stderr]    --> src/parser/mod.rs:302:17
[INFO] [stderr]     |
[INFO] [stderr] 302 |             let current_interval = expect_token(scanner, Token::OpenBracket)?;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_interval`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]    --> src/parser/mod.rs:305:26
[INFO] [stderr]     |
[INFO] [stderr] 305 |                 Some((Ok(other), interval)) => {
[INFO] [stderr]     |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `error`
[INFO] [stderr]    --> src/parser/mod.rs:310:27
[INFO] [stderr]     |
[INFO] [stderr] 310 |                 Some((Err(error), _)) => {
[INFO] [stderr]     |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `scanner`
[INFO] [stderr]    --> src/parser/mod.rs:394:5
[INFO] [stderr]     |
[INFO] [stderr] 394 |     scanner: &mut Peekable<Scanner<impl Iterator<Item = Result<char>>>>,
[INFO] [stderr]     |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scanner`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `start_interval`
[INFO] [stderr]    --> src/parser/mod.rs:395:5
[INFO] [stderr]     |
[INFO] [stderr] 395 |     start_interval: ScanInterval,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_interval`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `kind`
[INFO] [stderr]   --> src/error/mod.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     kind: ScannerErrorKind,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `ScannerError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/error/mod.rs:7:10
[INFO] [stderr]    |
[INFO] [stderr] 7  | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `interval`
[INFO] [stderr]   --> src/error/mod.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     interval: ScanInterval,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `ScannerError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/error/mod.rs:7:10
[INFO] [stderr]    |
[INFO] [stderr] 7  | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `kind`
[INFO] [stderr]   --> src/error/mod.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     kind: ParserErrorKind,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `ParserError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/error/mod.rs:39:10
[INFO] [stderr]    |
[INFO] [stderr] 39 | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `interval`
[INFO] [stderr]   --> src/error/mod.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     interval: ScanInterval,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `ParserError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/error/mod.rs:39:10
[INFO] [stderr]    |
[INFO] [stderr] 39 | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `children`
[INFO] [stderr]   --> src/parser/mod.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     children: Vec<AstNode>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `AstNode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/parser/mod.rs:9:10
[INFO] [stderr]    |
[INFO] [stderr] 9  | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `kind`
[INFO] [stderr]   --> src/parser/mod.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     kind: AstNodeKind,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `AstNode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/parser/mod.rs:9:10
[INFO] [stderr]    |
[INFO] [stderr] 9  | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `expect_tokens`
[INFO] [stderr]    --> src/parser/mod.rs:470:4
[INFO] [stderr]     |
[INFO] [stderr] 470 | fn expect_tokens(
[INFO] [stderr]     |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `codegen-course` (bin "codegen-course" test) generated 14 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/codegen_course-229c09a54422abb7)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test scanner::tests::test_large_program ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7756b434d28df3704b3d7b28c838a101e213bca6a63ded1349220413854b30ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7756b434d28df3704b3d7b28c838a101e213bca6a63ded1349220413854b30ec", kill_on_drop: false }`
[INFO] [stdout] 7756b434d28df3704b3d7b28c838a101e213bca6a63ded1349220413854b30ec