[INFO] fetching crate moon_script 0.8.2...
[INFO] testing moon_script-0.8.2 against 1.95.0 for beta-1.96-2
[INFO] extracting crate moon_script 0.8.2 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate moon_script 0.8.2
[INFO] finished tweaking crates.io crate moon_script 0.8.2
[INFO] tweaked toml for crates.io crate moon_script 0.8.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate moon_script 0.8.2 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 50 packages to latest compatible versions
[INFO] [stderr]       Adding colored v2.2.0 (available: v3.1.1)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded string_colorization v1.0.0
[INFO] [stderr]   Downloaded simple_detailed_error v0.1.0
[INFO] [stderr]   Downloaded simple_logger v5.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f65a19b7c5de3aeef98b47dce17950d7ed6b097c855ae9ee2b78339fa54e1d5b
[INFO] running `Command { std: "docker" "start" "-a" "f65a19b7c5de3aeef98b47dce17950d7ed6b097c855ae9ee2b78339fa54e1d5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f65a19b7c5de3aeef98b47dce17950d7ed6b097c855ae9ee2b78339fa54e1d5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f65a19b7c5de3aeef98b47dce17950d7ed6b097c855ae9ee2b78339fa54e1d5b", kill_on_drop: false }`
[INFO] [stdout] f65a19b7c5de3aeef98b47dce17950d7ed6b097c855ae9ee2b78339fa54e1d5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecc050a97bcc385da75ffafe536f7251ef166fee43a099afbb2877b5e104ebea
[INFO] running `Command { std: "docker" "start" "-a" "ecc050a97bcc385da75ffafe536f7251ef166fee43a099afbb2877b5e104ebea", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling colored v2.2.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling pest v2.8.6
[INFO] [stderr]    Compiling string_colorization v1.0.0
[INFO] [stderr]    Compiling simple_detailed_error v0.1.0
[INFO] [stderr]    Compiling pest_meta v2.8.6
[INFO] [stderr]    Compiling pest_generator v2.8.6
[INFO] [stderr]    Compiling pest_derive v2.8.6
[INFO] [stderr]    Compiling moon_script v0.8.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/execution/mod.rs:46:22
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn explain_error(&self) -> SimpleErrorExplanation {
[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] 46 |     fn explain_error(&self) -> SimpleErrorExplanation<'_> {
[INFO] [stdout]    |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parsing/error.rs:196:22
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn explain_error(&self) -> SimpleErrorExplanation {
[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] 196 |     fn explain_error(&self) -> SimpleErrorExplanation<'_> {
[INFO] [stdout]     |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.59s
[INFO] running `Command { std: "docker" "inspect" "ecc050a97bcc385da75ffafe536f7251ef166fee43a099afbb2877b5e104ebea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecc050a97bcc385da75ffafe536f7251ef166fee43a099afbb2877b5e104ebea", kill_on_drop: false }`
[INFO] [stdout] ecc050a97bcc385da75ffafe536f7251ef166fee43a099afbb2877b5e104ebea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+1.95.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d96bec6b43f7e258fb40de05d0567cebe775f1f64cc72aed0874ab02d70910d
[INFO] running `Command { std: "docker" "start" "-a" "0d96bec6b43f7e258fb40de05d0567cebe775f1f64cc72aed0874ab02d70910d", kill_on_drop: false }`
[INFO] [stderr]    Compiling colored v3.1.1
[INFO] [stderr]    Compiling time v0.3.47
[INFO] [stderr]    Compiling moon_script v0.8.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling simple_logger v5.2.0
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/execution/mod.rs:46:22
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn explain_error(&self) -> SimpleErrorExplanation {
[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] 46 |     fn explain_error(&self) -> SimpleErrorExplanation<'_> {
[INFO] [stdout]    |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parsing/error.rs:196:22
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn explain_error(&self) -> SimpleErrorExplanation {
[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] 196 |     fn explain_error(&self) -> SimpleErrorExplanation<'_> {
[INFO] [stdout]     |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lib.rs:264:9
[INFO] [stdout]     |
[INFO] [stdout] 264 |         /// Execute the AST
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 265 |         ast.execute();
[INFO] [stdout]     |         ------------- rustdoc does not generate documentation for expressions
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_custom_unnamed_type` is never used
[INFO] [stdout]    --> src/lib.rs:194:8
[INFO] [stdout]     |
[INFO] [stdout] 194 |     fn test_custom_unnamed_type() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/execution/mod.rs:46:22
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn explain_error(&self) -> SimpleErrorExplanation {
[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] 46 |     fn explain_error(&self) -> SimpleErrorExplanation<'_> {
[INFO] [stdout]    |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parsing/error.rs:196:22
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn explain_error(&self) -> SimpleErrorExplanation {
[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] 196 |     fn explain_error(&self) -> SimpleErrorExplanation<'_> {
[INFO] [stdout]     |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:145:9
[INFO] [stdout]     |
[INFO] [stdout] 145 |         simple_logger::init_with_level(Level::Trace);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 145 |         let _ = simple_logger::init_with_level(Level::Trace);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |         simple_logger::init_with_level(Level::Trace);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 161 |         let _ = simple_logger::init_with_level(Level::Trace);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:176:9
[INFO] [stdout]     |
[INFO] [stdout] 176 |         simple_logger::init_with_level(Level::Trace);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 176 |         let _ = simple_logger::init_with_level(Level::Trace);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `developers_guide___engine` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:257:8
[INFO] [stdout]     |
[INFO] [stdout] 257 |     fn developers_guide___engine() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `developers_guide_engine`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:265:9
[INFO] [stdout]     |
[INFO] [stdout] 265 |         ast.execute();
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 265 |         let _ = ast.execute();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `developers_guide___engine___add_constants` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:269:8
[INFO] [stdout]     |
[INFO] [stdout] 269 |     fn developers_guide___engine___add_constants() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `developers_guide_engine_add_constants`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `developers_guide___engine___add_functions` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:289:8
[INFO] [stdout]     |
[INFO] [stdout] 289 |     fn developers_guide___engine___add_functions() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `developers_guide_engine_add_functions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `developers_guide___engine___add_functions__Result` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:307:8
[INFO] [stdout]     |
[INFO] [stdout] 307 |     fn developers_guide___engine___add_functions__Result() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `developers_guide_engine_add_functions_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `developers_guide___engine___custom_type` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:372:8
[INFO] [stdout]     |
[INFO] [stdout] 372 |     fn developers_guide___engine___custom_type() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `developers_guide_engine_custom_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `developers_guide___context___input_variables` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:400:8
[INFO] [stdout]     |
[INFO] [stdout] 400 |     fn developers_guide___context___input_variables() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `developers_guide_context_input_variables`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `developers_guide___context___ast_input_variables` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:415:8
[INFO] [stdout]     |
[INFO] [stdout] 415 |     fn developers_guide___context___ast_input_variables() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `developers_guide_context_ast_input_variables`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `developers_guide___context___line_error` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:438:8
[INFO] [stdout]     |
[INFO] [stdout] 438 |     fn developers_guide___context___line_error() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `developers_guide_context_line_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 12.08s
[INFO] running `Command { std: "docker" "inspect" "0d96bec6b43f7e258fb40de05d0567cebe775f1f64cc72aed0874ab02d70910d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d96bec6b43f7e258fb40de05d0567cebe775f1f64cc72aed0874ab02d70910d", kill_on_drop: false }`
[INFO] [stdout] 0d96bec6b43f7e258fb40de05d0567cebe775f1f64cc72aed0874ab02d70910d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+1.95.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b69daf95e7695d43bbfdc9b8cfbf5b3c07479cdf9e90e95d0e4b214f27624f84
[INFO] running `Command { std: "docker" "start" "-a" "b69daf95e7695d43bbfdc9b8cfbf5b3c07479cdf9e90e95d0e4b214f27624f84", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/execution/mod.rs:46:22
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn explain_error(&self) -> SimpleErrorExplanation {
[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] 46 |     fn explain_error(&self) -> SimpleErrorExplanation<'_> {
[INFO] [stderr]    |                                                      ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/parsing/error.rs:196:22
[INFO] [stderr]     |
[INFO] [stderr] 196 |     fn explain_error(&self) -> SimpleErrorExplanation {
[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] 196 |     fn explain_error(&self) -> SimpleErrorExplanation<'_> {
[INFO] [stderr]     |                                                      ++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/lib.rs:264:9
[INFO] [stderr]     |
[INFO] [stderr] 264 |         /// Execute the AST
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 265 |         ast.execute();
[INFO] [stderr]     |         ------------- rustdoc does not generate documentation for expressions
[INFO] [stderr]     |
[INFO] [stderr]     = help: use `//` for a plain comment
[INFO] [stderr]     = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_custom_unnamed_type` is never used
[INFO] [stderr]    --> src/lib.rs:194:8
[INFO] [stderr]     |
[INFO] [stderr] 194 |     fn test_custom_unnamed_type() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/lib.rs:145:9
[INFO] [stderr]     |
[INFO] [stderr] 145 |         simple_logger::init_with_level(Level::Trace);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 145 |         let _ = simple_logger::init_with_level(Level::Trace);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/lib.rs:161:9
[INFO] [stderr]     |
[INFO] [stderr] 161 |         simple_logger::init_with_level(Level::Trace);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 161 |         let _ = simple_logger::init_with_level(Level::Trace);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/lib.rs:176:9
[INFO] [stderr]     |
[INFO] [stderr] 176 |         simple_logger::init_with_level(Level::Trace);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 176 |         let _ = simple_logger::init_with_level(Level::Trace);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: function `developers_guide___engine` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:257:8
[INFO] [stderr]     |
[INFO] [stderr] 257 |     fn developers_guide___engine() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `developers_guide_engine`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/lib.rs:265:9
[INFO] [stderr]     |
[INFO] [stderr] 265 |         ast.execute();
[INFO] [stderr]     |         ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 265 |         let _ = ast.execute();
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: function `developers_guide___engine___add_constants` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:269:8
[INFO] [stderr]     |
[INFO] [stderr] 269 |     fn developers_guide___engine___add_constants() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `developers_guide_engine_add_constants`
[INFO] [stderr] 
[INFO] [stderr] warning: function `developers_guide___engine___add_functions` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:289:8
[INFO] [stderr]     |
[INFO] [stderr] 289 |     fn developers_guide___engine___add_functions() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `developers_guide_engine_add_functions`
[INFO] [stderr] 
[INFO] [stderr] warning: function `developers_guide___engine___add_functions__Result` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:307:8
[INFO] [stderr]     |
[INFO] [stderr] 307 |     fn developers_guide___engine___add_functions__Result() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `developers_guide_engine_add_functions_result`
[INFO] [stderr] 
[INFO] [stderr] warning: function `developers_guide___engine___custom_type` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:372:8
[INFO] [stderr]     |
[INFO] [stderr] 372 |     fn developers_guide___engine___custom_type() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `developers_guide_engine_custom_type`
[INFO] [stderr] 
[INFO] [stderr] warning: function `developers_guide___context___input_variables` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:400:8
[INFO] [stderr]     |
[INFO] [stderr] 400 |     fn developers_guide___context___input_variables() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `developers_guide_context_input_variables`
[INFO] [stderr] 
[INFO] [stderr] warning: function `developers_guide___context___ast_input_variables` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:415:8
[INFO] [stderr]     |
[INFO] [stderr] 415 |     fn developers_guide___context___ast_input_variables() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `developers_guide_context_ast_input_variables`
[INFO] [stderr] 
[INFO] [stderr] warning: function `developers_guide___context___line_error` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:438:8
[INFO] [stderr]     |
[INFO] [stderr] 438 |     fn developers_guide___context___line_error() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `developers_guide_context_line_error`
[INFO] [stderr] 
[INFO] [stderr] warning: `moon_script` (lib) generated 2 warnings (run `cargo fix --lib -p moon_script` to apply 2 suggestions)
[INFO] [stderr] warning: `moon_script` (lib test) generated 16 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/moon_script-3ba32843689220a3)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test book_tests::developers_guide___engine___add_constants ... ok
[INFO] [stdout] test book_tests::developers_guide___context___input_variables ... ok
[INFO] [stdout] test book_tests::developers_guide___engine___add_functions ... ok
[INFO] [stdout] test book_tests::developers_guide___engine ... ok
[INFO] [stdout] test book_tests::developers_guide___engine___add_functions__Result ... ok
[INFO] [stdout] test book_tests::developers_guide___engine___custom_type ... ok
[INFO] [stdout] test test::test_precedence ... ok
[INFO] [stdout] test test::test_binary_comparator_and_unary ... ok
[INFO] [stdout] test test::test_optimizations ... ok
[INFO] [stdout] test test::test_array ... ok
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout] test book_tests::developers_guide___context___ast_input_variables ... FAILED
[INFO] [stdout] test book_tests::developers_guide___context___line_error ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- book_tests::developers_guide___context___ast_input_variables stdout ----
[INFO] [stdout] 2026-04-26T22:55:00.944Z TRACE [moon_script::parsing::statement_parsing] Parsing statement rule RETURN_CALL with contents: return user_name
[INFO] [stdout] 2026-04-26T22:55:00.944Z TRACE [moon_script::parsing::value_parsing] Parsing complex token ident = user_name
[INFO] [stdout] 2026-04-26T22:55:00.944Z TRACE [moon_script::parsing::value_parsing] Parsed token ident = user_name into value Ok(Variable { block_level: 0, var_index: 0 })
[INFO] [stdout] 2026-04-26T22:55:00.944Z TRACE [moon_script::parsing::statement_parsing] Parsing statement rule RETURN_CALL with contents: return user_name into Ok([ReturnCall(Variable { block_level: 0, var_index: 0 })])
[INFO] [stdout] 
[INFO] [stdout] thread 'book_tests::developers_guide___context___ast_input_variables' (17) panicked at src/parsing/statement_parsing/mod.rs:226:105:
[INFO] [stdout] called `Option::unwrap()` on a `None` value
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5fe0d9aca2da - std[e28293b1aa0f68bd]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5fe0d9aca2da - std[e28293b1aa0f68bd]::backtrace_rs::backtrace::trace_unsynchronized::<std[e28293b1aa0f68bd]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5fe0d9aca2da - std[e28293b1aa0f68bd]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5fe0d9aca2da - <<std[e28293b1aa0f68bd]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[c1f1a4ba060b9bfa]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5fe0d9adf78a - <core[c1f1a4ba060b9bfa]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5fe0d9adf78a - core[c1f1a4ba060b9bfa]::fmt::write
[INFO] [stdout]    6:     0x5fe0d9aceb62 - std[e28293b1aa0f68bd]::io::default_write_fmt::<alloc[fdfd2bd8633a6659]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5fe0d9aceb62 - <alloc[fdfd2bd8633a6659]::vec::Vec<u8> as std[e28293b1aa0f68bd]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5fe0d9aa94cf - <std[e28293b1aa0f68bd]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5fe0d9aa94cf - std[e28293b1aa0f68bd]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5fe0d9ac2829 - std[e28293b1aa0f68bd]::panicking::default_hook
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5fe0d9a23a7c - <alloc[fdfd2bd8633a6659]::boxed::Box<dyn for<'a, 'b> core[c1f1a4ba060b9bfa]::ops::function::Fn<(&'a std[e28293b1aa0f68bd]::panic::PanicHookInfo<'b>,), Output = ()> + core[c1f1a4ba060b9bfa]::marker::Sync + core[c1f1a4ba060b9bfa]::marker::Send> as core[c1f1a4ba060b9bfa]::ops::function::Fn<(&std[e28293b1aa0f68bd]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x5fe0d9a23a7c - test[273d7611820c9051]::test_main_with_exit_callback::<test[273d7611820c9051]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5fe0d9ac29e2 - <alloc[fdfd2bd8633a6659]::boxed::Box<dyn for<'a, 'b> core[c1f1a4ba060b9bfa]::ops::function::Fn<(&'a std[e28293b1aa0f68bd]::panic::PanicHookInfo<'b>,), Output = ()> + core[c1f1a4ba060b9bfa]::marker::Sync + core[c1f1a4ba060b9bfa]::marker::Send> as core[c1f1a4ba060b9bfa]::ops::function::Fn<(&std[e28293b1aa0f68bd]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x5fe0d9ac29e2 - std[e28293b1aa0f68bd]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5fe0d9aa95ba - std[e28293b1aa0f68bd]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x5fe0d9aa0f29 - std[e28293b1aa0f68bd]::sys::backtrace::__rust_end_short_backtrace::<std[e28293b1aa0f68bd]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5fe0d9aaa29d - __rustc[b7974e8690430dd9]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5fe0d9ae006c - core[c1f1a4ba060b9bfa]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5fe0d9ae0032 - core[c1f1a4ba060b9bfa]::panicking::panic
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/panicking.rs:150:5
[INFO] [stdout]   20:     0x5fe0d9adfd59 - core[c1f1a4ba060b9bfa]::option::unwrap_failed
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/option.rs:2236:5
[INFO] [stdout]   21:     0x5fe0d9974df1 - core::option::Option<T>::unwrap::h241b750c1f7da5d3
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/option.rs:1016:21
[INFO] [stdout]   22:     0x5fe0d9974df1 - moon_script::parsing::statement_parsing::build_token::hc3ac104e185d0e5f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parsing/statement_parsing/mod.rs:226:105
[INFO] [stdout]   23:     0x5fe0d99a286b - moon_script::parsing::build_ast::h65b1827476bb9b30
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parsing/mod.rs:409:26
[INFO] [stdout]   24:     0x5fe0d99664f0 - moon_script::engine::Engine::parse::h9fc87f1a4ffa6f7b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/engine/mod.rs:208:9
[INFO] [stdout]   25:     0x5fe0d99b1e66 - moon_script::book_tests::developers_guide___context___ast_input_variables::hea4458e9fe67fc72
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:425:26
[INFO] [stdout]   26:     0x5fe0d99b2327 - moon_script::book_tests::developers_guide___context___ast_input_variables::{{closure}}::h863877f0bed82257
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:415:58
[INFO] [stdout]   27:     0x5fe0d99d86b6 - core::ops::function::FnOnce::call_once::h5f680b2bd5cf9c28
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x5fe0d9a17b5b - <fn() -> core[c1f1a4ba060b9bfa]::result::Result<(), alloc[fdfd2bd8633a6659]::string::String> as core[c1f1a4ba060b9bfa]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x5fe0d9a17b5b - test[273d7611820c9051]::__rust_begin_short_backtrace::<core[c1f1a4ba060b9bfa]::result::Result<(), alloc[fdfd2bd8633a6659]::string::String>, fn() -> core[c1f1a4ba060b9bfa]::result::Result<(), alloc[fdfd2bd8633a6659]::string::String>>
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/test/src/lib.rs:663:18
[INFO] [stdout]   30:     0x5fe0d9a2454b - test[273d7611820c9051]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/test/src/lib.rs:686:74
[INFO] [stdout]   31:     0x5fe0d9a2454b - <core[c1f1a4ba060b9bfa]::panic::unwind_safe::AssertUnwindSafe<test[273d7611820c9051]::run_test_in_process::{closure#0}> as core[c1f1a4ba060b9bfa]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   32:     0x5fe0d9a2454b - std[e28293b1aa0f68bd]::panicking::catch_unwind::do_call::<core[c1f1a4ba060b9bfa]::panic::unwind_safe::AssertUnwindSafe<test[273d7611820c9051]::run_test_in_process::{closure#0}>, core[c1f1a4ba060b9bfa]::result::Result<(), alloc[fdfd2bd8633a6659]::string::String>>
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x5fe0d9a2454b - std[e28293b1aa0f68bd]::panicking::catch_unwind::<core[c1f1a4ba060b9bfa]::result::Result<(), alloc[fdfd2bd8633a6659]::string::String>, core[c1f1a4ba060b9bfa]::panic::unwind_safe::AssertUnwindSafe<test[273d7611820c9051]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x5fe0d9a2454b - std[e28293b1aa0f68bd]::panic::catch_unwind::<core[c1f1a4ba060b9bfa]::panic::unwind_safe::AssertUnwindSafe<test[273d7611820c9051]::run_test_in_process::{closure#0}>, core[c1f1a4ba060b9bfa]::result::Result<(), alloc[fdfd2bd8633a6659]::string::String>>
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x5fe0d9a2454b - test[273d7611820c9051]::run_test_in_process
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/test/src/lib.rs:686:27
[INFO] [stdout]   36:     0x5fe0d9a2454b - test[273d7611820c9051]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/test/src/lib.rs:607:43
[INFO] [stdout]   37:     0x5fe0d9a1fc64 - test[273d7611820c9051]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/test/src/lib.rs:637:41
[INFO] [stdout]   38:     0x5fe0d9a1fc64 - std[e28293b1aa0f68bd]::sys::backtrace::__rust_begin_short_backtrace::<test[273d7611820c9051]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x5fe0d9a27152 - std[e28293b1aa0f68bd]::thread::lifecycle::spawn_unchecked::<test[273d7611820c9051]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   40:     0x5fe0d9a27152 - <core[c1f1a4ba060b9bfa]::panic::unwind_safe::AssertUnwindSafe<std[e28293b1aa0f68bd]::thread::lifecycle::spawn_unchecked<test[273d7611820c9051]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[c1f1a4ba060b9bfa]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   41:     0x5fe0d9a27152 - std[e28293b1aa0f68bd]::panicking::catch_unwind::do_call::<core[c1f1a4ba060b9bfa]::panic::unwind_safe::AssertUnwindSafe<std[e28293b1aa0f68bd]::thread::lifecycle::spawn_unchecked<test[273d7611820c9051]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x5fe0d9a27152 - std[e28293b1aa0f68bd]::panicking::catch_unwind::<(), core[c1f1a4ba060b9bfa]::panic::unwind_safe::AssertUnwindSafe<std[e28293b1aa0f68bd]::thread::lifecycle::spawn_unchecked<test[273d7611820c9051]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x5fe0d9a27152 - std[e28293b1aa0f68bd]::panic::catch_unwind::<core[c1f1a4ba060b9bfa]::panic::unwind_safe::AssertUnwindSafe<std[e28293b1aa0f68bd]::thread::lifecycle::spawn_unchecked<test[273d7611820c9051]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x5fe0d9a27152 - std[e28293b1aa0f68bd]::thread::lifecycle::spawn_unchecked::<test[273d7611820c9051]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   45:     0x5fe0d9a27152 - <std[e28293b1aa0f68bd]::thread::lifecycle::spawn_unchecked<test[273d7611820c9051]::run_test::{closure#1}, ()>::{closure#1} as core[c1f1a4ba060b9bfa]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x5fe0d9ac9bef - <alloc[fdfd2bd8633a6659]::boxed::Box<dyn core[c1f1a4ba060b9bfa]::ops::function::FnOnce<(), Output = ()> + core[c1f1a4ba060b9bfa]::marker::Send> as core[c1f1a4ba060b9bfa]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   47:     0x5fe0d9ac9bef - <std[e28293b1aa0f68bd]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x74a3854c0aa4 - <unknown>
[INFO] [stdout]   49:     0x74a38554da64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- book_tests::developers_guide___context___line_error stdout ----
[INFO] [stdout] Error: Could not compile.
[INFO] [stdout] Cause: 
[INFO] [stdout]   - Position: On line 5 and column 1
[INFO] [stdout]   - At: calling_an_non_existing_function(sum)
[INFO] [stdout]   - Error: There is no function calling_an_non_existing_function in any module.
[INFO] [stdout] 2026-04-26T22:55:00.943Z TRACE [moon_script::parsing::value_parsing] Parsed token BINARY_OPERATION = a + b into value Ok(Integer(15))
[INFO] [stdout] 
[INFO] [stdout] thread 'book_tests::developers_guide___context___line_error' (19) panicked at src/parsing/statement_parsing/mod.rs:226:105:
[INFO] [stdout] called `Option::unwrap()` on a `None` value
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5fe0d9aca2da - std[e28293b1aa0f68bd]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5fe0d9aca2da - std[e28293b1aa0f68bd]::backtrace_rs::backtrace::trace_unsynchronized::<std[e28293b1aa0f68bd]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5fe0d9aca2da - std[e28293b1aa0f68bd]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5fe0d9aca2da - <<std[e28293b1aa0f68bd]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[c1f1a4ba060b9bfa]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5fe0d9adf78a - <core[c1f1a4ba060b9bfa]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5fe0d9adf78a - core[c1f1a4ba060b9bfa]::fmt::write
[INFO] [stdout]    6:     0x5fe0d9aceb62 - std[e28293b1aa0f68bd]::io::default_write_fmt::<alloc[fdfd2bd8633a6659]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5fe0d9aceb62 - <alloc[fdfd2bd8633a6659]::vec::Vec<u8> as std[e28293b1aa0f68bd]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5fe0d9aa94cf - <std[e28293b1aa0f68bd]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5fe0d9aa94cf - std[e28293b1aa0f68bd]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5fe0d9ac2829 - std[e28293b1aa0f68bd]::panicking::default_hook
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5fe0d9a23a7c - <alloc[fdfd2bd8633a6659]::boxed::Box<dyn for<'a, 'b> core[c1f1a4ba060b9bfa]::ops::function::Fn<(&'a std[e28293b1aa0f68bd]::panic::PanicHookInfo<'b>,), Output = ()> + core[c1f1a4ba060b9bfa]::marker::Sync + core[c1f1a4ba060b9bfa]::marker::Send> as core[c1f1a4ba060b9bfa]::ops::function::Fn<(&std[e28293b1aa0f68bd]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x5fe0d9a23a7c - test[273d7611820c9051]::test_main_with_exit_callback::<test[273d7611820c9051]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5fe0d9ac29e2 - <alloc[fdfd2bd8633a6659]::boxed::Box<dyn for<'a, 'b> core[c1f1a4ba060b9bfa]::ops::function::Fn<(&'a std[e28293b1aa0f68bd]::panic::PanicHookInfo<'b>,), Output = ()> + core[c1f1a4ba060b9bfa]::marker::Sync + core[c1f1a4ba060b9bfa]::marker::Send> as core[c1f1a4ba060b9bfa]::ops::function::Fn<(&std[e28293b1aa0f68bd]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x5fe0d9ac29e2 - std[e28293b1aa0f68bd]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5fe0d9aa95ba - std[e28293b1aa0f68bd]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x5fe0d9aa0f29 - std[e28293b1aa0f68bd]::sys::backtrace::__rust_end_short_backtrace::<std[e28293b1aa0f68bd]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5fe0d9aaa29d - __rustc[b7974e8690430dd9]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5fe0d9ae006c - core[c1f1a4ba060b9bfa]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5fe0d9ae0032 - core[c1f1a4ba060b9bfa]::panicking::panic
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/panicking.rs:150:5
[INFO] [stdout]   20:     0x5fe0d9adfd59 - core[c1f1a4ba060b9bfa]::option::unwrap_failed
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/option.rs:2236:5
[INFO] [stdout]   21:     0x5fe0d9974df1 - core::option::Option<T>::unwrap::h241b750c1f7da5d3
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/option.rs:1016:21
[INFO] [stdout]   22:     0x5fe0d9974df1 - moon_script::parsing::statement_parsing::build_token::hc3ac104e185d0e5f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parsing/statement_parsing/mod.rs:226:105
[INFO] [stdout]   23:     0x5fe0d9975d68 - moon_script::parsing::statement_parsing::parse_statements::{{closure}}::h39f05422d2986885
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parsing/statement_parsing/mod.rs:237:9
[INFO] [stdout]   24:     0x5fe0d99d35df - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &mut F>::call_once::h8595025e71c5768c
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/ops/function.rs:310:21
[INFO] [stdout]   25:     0x5fe0d99d35df - core::option::Option<T>::map::he52314c4ff255cae
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/option.rs:1165:29
[INFO] [stdout]   26:     0x5fe0d99d35df - <core::iter::adapters::map::Map<I,F> as core::iter::traits::iterator::Iterator>::next::h1ca656bfca501612
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/iter/adapters/map.rs:107:26
[INFO] [stdout]   27:     0x5fe0d995f9db - <moon_script::external_utils::on_error_iter::OnErrorsIter<Iter,Item,Err,OnError> as core::iter::traits::iterator::Iterator>::next::h197d35495bba89cf
[INFO] [stdout]                                at /opt/rustwide/workdir/src/external_utils/on_error_iter.rs:11:29
[INFO] [stdout]   28:     0x5fe0d99d3738 - <core::iter::adapters::map::Map<I,F> as core::iter::traits::iterator::Iterator>::next::h2ad1a3947b3c70d6
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/iter/adapters/map.rs:107:19
[INFO] [stdout]   29:     0x5fe0d99d90fa - core::ops::function::FnOnce::call_once::h97f90cc96ee7cfc1
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   30:     0x5fe0d9960883 - core::iter::adapters::fuse::and_then_or_clear::hf797ff3ce2cfe2a9
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/iter/adapters/fuse.rs:469:13
[INFO] [stdout]   31:     0x5fe0d9953ee6 - <core::iter::adapters::fuse::Fuse<I> as core::iter::adapters::fuse::FuseImpl<I>>::next::h3cefa168da3aa09c
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/iter/adapters/fuse.rs:301:9
[INFO] [stdout]   32:     0x5fe0d9985841 - <core::iter::adapters::fuse::Fuse<I> as core::iter::traits::iterator::Iterator>::next::h5a25c08a2a8a4736
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/iter/adapters/fuse.rs:50:9
[INFO] [stdout]   33:     0x5fe0d9985841 - <core::iter::adapters::flatten::FlattenCompat<I,U> as core::iter::traits::iterator::Iterator>::next::h86cafbf265827dbe
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/iter/adapters/flatten.rs:523:29
[INFO] [stdout]   34:     0x5fe0d99855d6 - <core::iter::adapters::flatten::FlatMap<I,U,F> as core::iter::traits::iterator::Iterator>::next::heca31a691e3a127f
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/iter/adapters/flatten.rs:64:20
[INFO] [stdout]   35:     0x5fe0d994b5c8 - <alloc::vec::Vec<T> as alloc::vec::spec_from_iter_nested::SpecFromIterNested<T,I>>::from_iter::h72769080f2deb914
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/alloc/src/vec/spec_from_iter_nested.rs:24:41
[INFO] [stdout]   36:     0x5fe0d9953e3d - <alloc::vec::Vec<T> as alloc::vec::spec_from_iter::SpecFromIter<T,I>>::from_iter::h408903cc79d62144
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/alloc/src/vec/spec_from_iter.rs:33:9
[INFO] [stdout]   37:     0x5fe0d9953b28 - <alloc::vec::Vec<T> as core::iter::traits::collect::FromIterator<T>>::from_iter::h9c62c2aea49e2a07
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/alloc/src/vec/mod.rs:3865:9
[INFO] [stdout]   38:     0x5fe0d998b38d - core::iter::traits::iterator::Iterator::collect::hc5bde42aa3308931
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/iter/traits/iterator.rs:2064:9
[INFO] [stdout]   39:     0x5fe0d99759fe - moon_script::parsing::statement_parsing::parse_statements::h31300b99a68cafab
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parsing/statement_parsing/mod.rs:241:10
[INFO] [stdout]   40:     0x5fe0d99708b5 - moon_script::parsing::statement_parsing::build_token::hc3ac104e185d0e5f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parsing/statement_parsing/mod.rs:66:13
[INFO] [stdout]   41:     0x5fe0d99a286b - moon_script::parsing::build_ast::h65b1827476bb9b30
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parsing/mod.rs:409:26
[INFO] [stdout]   42:     0x5fe0d99664f0 - moon_script::engine::Engine::parse::h9fc87f1a4ffa6f7b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/engine/mod.rs:208:9
[INFO] [stdout]   43:     0x5fe0d99b0248 - moon_script::book_tests::developers_guide___context___line_error::h686de6f584a804a2
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:469:28
[INFO] [stdout]   44:     0x5fe0d99b05c7 - moon_script::book_tests::developers_guide___context___line_error::{{closure}}::ha13684d7fc0f6470
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:438:49
[INFO] [stdout]   45:     0x5fe0d99d8476 - core::ops::function::FnOnce::call_once::h536731f50a037e0a
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x5fe0d9a17b5b - <fn() -> core[c1f1a4ba060b9bfa]::result::Result<(), alloc[fdfd2bd8633a6659]::string::String> as core[c1f1a4ba060b9bfa]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x5fe0d9a17b5b - test[273d7611820c9051]::__rust_begin_short_backtrace::<core[c1f1a4ba060b9bfa]::result::Result<(), alloc[fdfd2bd8633a6659]::string::String>, fn() -> core[c1f1a4ba060b9bfa]::result::Result<(), alloc[fdfd2bd8633a6659]::string::String>>
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/test/src/lib.rs:663:18
[INFO] [stdout]   48:     0x5fe0d9a2454b - test[273d7611820c9051]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/test/src/lib.rs:686:74
[INFO] [stdout]   49:     0x5fe0d9a2454b - <core[c1f1a4ba060b9bfa]::panic::unwind_safe::AssertUnwindSafe<test[273d7611820c9051]::run_test_in_process::{closure#0}> as core[c1f1a4ba060b9bfa]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   50:     0x5fe0d9a2454b - std[e28293b1aa0f68bd]::panicking::catch_unwind::do_call::<core[c1f1a4ba060b9bfa]::panic::unwind_safe::AssertUnwindSafe<test[273d7611820c9051]::run_test_in_process::{closure#0}>, core[c1f1a4ba060b9bfa]::result::Result<(), alloc[fdfd2bd8633a6659]::string::String>>
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:581:40
[INFO] [stdout]   51:     0x5fe0d9a2454b - std[e28293b1aa0f68bd]::panicking::catch_unwind::<core[c1f1a4ba060b9bfa]::result::Result<(), alloc[fdfd2bd8633a6659]::string::String>, core[c1f1a4ba060b9bfa]::panic::unwind_safe::AssertUnwindSafe<test[273d7611820c9051]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:544:19
[INFO] [stdout]   52:     0x5fe0d9a2454b - std[e28293b1aa0f68bd]::panic::catch_unwind::<core[c1f1a4ba060b9bfa]::panic::unwind_safe::AssertUnwindSafe<test[273d7611820c9051]::run_test_in_process::{closure#0}>, core[c1f1a4ba060b9bfa]::result::Result<(), alloc[fdfd2bd8633a6659]::string::String>>
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panic.rs:359:14
[INFO] [stdout]   53:     0x5fe0d9a2454b - test[273d7611820c9051]::run_test_in_process
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/test/src/lib.rs:686:27
[INFO] [stdout]   54:     0x5fe0d9a2454b - test[273d7611820c9051]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/test/src/lib.rs:607:43
[INFO] [stdout]   55:     0x5fe0d9a1fc64 - test[273d7611820c9051]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/test/src/lib.rs:637:41
[INFO] [stdout]   56:     0x5fe0d9a1fc64 - std[e28293b1aa0f68bd]::sys::backtrace::__rust_begin_short_backtrace::<test[273d7611820c9051]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   57:     0x5fe0d9a27152 - std[e28293b1aa0f68bd]::thread::lifecycle::spawn_unchecked::<test[273d7611820c9051]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   58:     0x5fe0d9a27152 - <core[c1f1a4ba060b9bfa]::panic::unwind_safe::AssertUnwindSafe<std[e28293b1aa0f68bd]::thread::lifecycle::spawn_unchecked<test[273d7611820c9051]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[c1f1a4ba060b9bfa]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   59:     0x5fe0d9a27152 - std[e28293b1aa0f68bd]::panicking::catch_unwind::do_call::<core[c1f1a4ba060b9bfa]::panic::unwind_safe::AssertUnwindSafe<std[e28293b1aa0f68bd]::thread::lifecycle::spawn_unchecked<test[273d7611820c9051]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:581:40
[INFO] [stdout]   60:     0x5fe0d9a27152 - std[e28293b1aa0f68bd]::panicking::catch_unwind::<(), core[c1f1a4ba060b9bfa]::panic::unwind_safe::AssertUnwindSafe<std[e28293b1aa0f68bd]::thread::lifecycle::spawn_unchecked<test[273d7611820c9051]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panicking.rs:544:19
[INFO] [stdout]   61:     0x5fe0d9a27152 - std[e28293b1aa0f68bd]::panic::catch_unwind::<core[c1f1a4ba060b9bfa]::panic::unwind_safe::AssertUnwindSafe<std[e28293b1aa0f68bd]::thread::lifecycle::spawn_unchecked<test[273d7611820c9051]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/panic.rs:359:14
[INFO] [stdout]   62:     0x5fe0d9a27152 - std[e28293b1aa0f68bd]::thread::lifecycle::spawn_unchecked::<test[273d7611820c9051]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   63:     0x5fe0d9a27152 - <std[e28293b1aa0f68bd]::thread::lifecycle::spawn_unchecked<test[273d7611820c9051]::run_test::{closure#1}, ()>::{closure#1} as core[c1f1a4ba060b9bfa]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   64:     0x5fe0d9ac9bef - <alloc[fdfd2bd8633a6659]::boxed::Box<dyn core[c1f1a4ba060b9bfa]::ops::function::FnOnce<(), Output = ()> + core[c1f1a4ba060b9bfa]::marker::Send> as core[c1f1a4ba060b9bfa]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   65:     0x5fe0d9ac9bef - <std[e28293b1aa0f68bd]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/59807616e1fa2540724bfbac14d7976d7e4a3860/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   66:     0x74a3854c0aa4 - <unknown>
[INFO] [stdout]   67:     0x74a38554da64 - clone
[INFO] [stdout]   68:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     book_tests::developers_guide___context___ast_input_variables
[INFO] [stdout]     book_tests::developers_guide___context___line_error
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 10 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b69daf95e7695d43bbfdc9b8cfbf5b3c07479cdf9e90e95d0e4b214f27624f84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b69daf95e7695d43bbfdc9b8cfbf5b3c07479cdf9e90e95d0e4b214f27624f84", kill_on_drop: false }`
[INFO] [stdout] b69daf95e7695d43bbfdc9b8cfbf5b3c07479cdf9e90e95d0e4b214f27624f84
