[INFO] cloning repository https://github.com/jitsem/my_mini_compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jitsem/my_mini_compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjitsem%2Fmy_mini_compiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjitsem%2Fmy_mini_compiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7c377e80558288515941ece8d6a6375cb72c75ce
[INFO] testing jitsem/my_mini_compiler against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjitsem%2Fmy_mini_compiler" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jitsem/my_mini_compiler
[INFO] finished tweaking git repo https://github.com/jitsem/my_mini_compiler
[INFO] tweaked toml for git repo https://github.com/jitsem/my_mini_compiler written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jitsem/my_mini_compiler on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jitsem/my_mini_compiler 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f880d9167c5d9405d05a6b9f47adf387ee02e72f941a0d8e5018814f2b09b009
[INFO] running `Command { std: "docker" "start" "-a" "f880d9167c5d9405d05a6b9f47adf387ee02e72f941a0d8e5018814f2b09b009", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f880d9167c5d9405d05a6b9f47adf387ee02e72f941a0d8e5018814f2b09b009", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f880d9167c5d9405d05a6b9f47adf387ee02e72f941a0d8e5018814f2b09b009", kill_on_drop: false }`
[INFO] [stdout] f880d9167c5d9405d05a6b9f47adf387ee02e72f941a0d8e5018814f2b09b009
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b935b10ee7ecf983d735ab94f1a6961305d16aee9df3fa641f38cbe36d2c8145
[INFO] running `Command { std: "docker" "start" "-a" "b935b10ee7ecf983d735ab94f1a6961305d16aee9df3fa641f38cbe36d2c8145", kill_on_drop: false }`
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling anstyle-query v1.0.2
[INFO] [stderr]    Compiling anstyle v1.0.5
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling clap_lex v0.6.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling anstyle-parse v0.2.3
[INFO] [stderr]    Compiling anstream v0.6.11
[INFO] [stderr]    Compiling clap_builder v4.4.18
[INFO] [stderr]    Compiling clap v4.4.18
[INFO] [stderr]    Compiling my_mini_compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `expected` is never read
[INFO] [stdout]   --> src/parsing/parser.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct ParserError {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 10 |     pub token: Option<Token>,
[INFO] [stdout] 11 |     pub expected: Option<TokenKind>,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ParserError` 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 6.67s
[INFO] running `Command { std: "docker" "inspect" "b935b10ee7ecf983d735ab94f1a6961305d16aee9df3fa641f38cbe36d2c8145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b935b10ee7ecf983d735ab94f1a6961305d16aee9df3fa641f38cbe36d2c8145", kill_on_drop: false }`
[INFO] [stdout] b935b10ee7ecf983d735ab94f1a6961305d16aee9df3fa641f38cbe36d2c8145
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2edec39a5783f570279ca0b52e012fb4818fb72b4cfe74eec3b162bcb62b091c
[INFO] running `Command { std: "docker" "start" "-a" "2edec39a5783f570279ca0b52e012fb4818fb72b4cfe74eec3b162bcb62b091c", kill_on_drop: false }`
[INFO] [stderr]    Compiling my_mini_compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `expected` is never read
[INFO] [stdout]   --> src/parsing/parser.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct ParserError {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 10 |     pub token: Option<Token>,
[INFO] [stdout] 11 |     pub expected: Option<TokenKind>,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ParserError` 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 `test` profile [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "2edec39a5783f570279ca0b52e012fb4818fb72b4cfe74eec3b162bcb62b091c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2edec39a5783f570279ca0b52e012fb4818fb72b4cfe74eec3b162bcb62b091c", kill_on_drop: false }`
[INFO] [stdout] 2edec39a5783f570279ca0b52e012fb4818fb72b4cfe74eec3b162bcb62b091c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 47f891bdf1ec44a4a2cc408ef14505918c0778d69b57ccf4ad242d8f487064ad
[INFO] running `Command { std: "docker" "start" "-a" "47f891bdf1ec44a4a2cc408ef14505918c0778d69b57ccf4ad242d8f487064ad", kill_on_drop: false }`
[INFO] [stderr] warning: field `expected` is never read
[INFO] [stderr]   --> src/parsing/parser.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr]  9 | pub struct ParserError {
[INFO] [stderr]    |            ----------- field in this struct
[INFO] [stderr] 10 |     pub token: Option<Token>,
[INFO] [stderr] 11 |     pub expected: Option<TokenKind>,
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `ParserError` 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: `my_mini_compiler` (bin "my_mini_compiler" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/my_mini_compiler-57beefff405b3a08)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test lexing::lexer::tests::test_basic_nr ... ok
[INFO] [stdout] test lexing::lexer::tests::test_basic_string ... ok
[INFO] [stdout] test lexing::lexer::tests::test_big_nr ... ok
[INFO] [stdout] test lexing::lexer::tests::test_identifier ... ok
[INFO] [stdout] test lexing::lexer::tests::test_basic_tokenizing ... ok
[INFO] [stdout] test emitting::emitter::tests::test_emit_print ... ok
[INFO] [stdout] test lexing::lexer::tests::test_keywords ... ok
[INFO] [stdout] test lexing::lexer::tests::test_two_nr ... ok
[INFO] [stdout] test lexing::lexer::tests::test_unclose_string_not_allowed ... ok
[INFO] [stdout] test lexing::lexer::tests::test_multiline_string_not_allowed ... ok
[INFO] [stdout] test lexing::lexer::tests::test_interator ... ok
[INFO] [stdout] test parsing::parser::tests::check_if_handles_basic_assignment ... ok
[INFO] [stdout] test parsing::parser::tests::check_if_handles_basic_if ... ok
[INFO] [stdout] test parsing::parser::tests::check_if_handles_basic_let ... ok
[INFO] [stdout] test parsing::parser::tests::check_if_handles_basic_while ... ok
[INFO] [stdout] test parsing::parser::tests::check_if_basic_multiline_parses ... ok
[INFO] [stdout] test parsing::parser::tests::check_if_basic_print_parses ... ok
[INFO] [stdout] test parsing::parser::tests::check_if_handles_white_space ... ok
[INFO] [stdout] test parsing::parser::tests::check_if_handles_basic_input ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "47f891bdf1ec44a4a2cc408ef14505918c0778d69b57ccf4ad242d8f487064ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47f891bdf1ec44a4a2cc408ef14505918c0778d69b57ccf4ad242d8f487064ad", kill_on_drop: false }`
[INFO] [stdout] 47f891bdf1ec44a4a2cc408ef14505918c0778d69b57ccf4ad242d8f487064ad
