[INFO] fetching crate kconfig-linux 0.1.1...
[INFO] checking kconfig-linux-0.1.1 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate kconfig-linux 0.1.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate kconfig-linux 0.1.1
[INFO] finished tweaking crates.io crate kconfig-linux 0.1.1
[INFO] tweaked toml for crates.io crate kconfig-linux 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kconfig-linux 0.1.1 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 17 packages to latest compatible versions
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.12)
[INFO] [stderr]       Adding uuid v0.8.2 (available: v1.17.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e42fc9359ebdad65e64c181e20bd20da5bc65445e0233be6122f0b06eef39b9d
[INFO] running `Command { std: "docker" "start" "-a" "e42fc9359ebdad65e64c181e20bd20da5bc65445e0233be6122f0b06eef39b9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e42fc9359ebdad65e64c181e20bd20da5bc65445e0233be6122f0b06eef39b9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e42fc9359ebdad65e64c181e20bd20da5bc65445e0233be6122f0b06eef39b9d", kill_on_drop: false }`
[INFO] [stdout] e42fc9359ebdad65e64c181e20bd20da5bc65445e0233be6122f0b06eef39b9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36dd287c775f2abb869ab7bca3dd07b3aac9bb880e0d7f9c2ae39fc90f8c4838
[INFO] running `Command { std: "docker" "start" "-a" "36dd287c775f2abb869ab7bca3dd07b3aac9bb880e0d7f9c2ae39fc90f8c4838", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]     Checking cfg-if v1.0.1
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking kconfig-linux v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: multiple lines skipped by escaped newline
[INFO] [stdout]   --> src/parser/kconfig_parser_impl/kconfig_config_node_parser.rs:47:43
[INFO] [stdout]    |
[INFO] [stdout] 47 |               \tdepends on SAJTOS && KIFLI\n\
[INFO] [stdout]    |  ___________________________________________^
[INFO] [stdout] 48 | |
[INFO] [stdout] 49 | |             \thelp\n\
[INFO] [stdout]    | |____________^ skipping everything up to and including this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple lines skipped by escaped newline
[INFO] [stdout]   --> src/parser/kconfig_parser_impl/kconfig_config_node_parser.rs:47:43
[INFO] [stdout]    |
[INFO] [stdout] 47 |               \tdepends on SAJTOS && KIFLI\n\
[INFO] [stdout]    |  ___________________________________________^
[INFO] [stdout] 48 | |
[INFO] [stdout] 49 | |             \thelp\n\
[INFO] [stdout]    | |____________^ skipping everything up to and including this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::structure::kconfig_node_children::KconfigNodeChildren`
[INFO] [stdout]  --> src/structure/nodes/kconfig_menuconfig_node.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::structure::kconfig_node_children::KconfigNodeChildren;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ParseableWithUnknownSpan` and `ParsingContext`
[INFO] [stdout]   --> src/structure/kconfig_node_children.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |         ParseableWithUnknownSpan, ParsingContext,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser::utils::parse_span::ParseSpan`
[INFO] [stdout]   --> src/structure/kconfig_node_children.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |     use crate::parser::utils::parse_span::ParseSpan;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `KconfigHelpProperty`
[INFO] [stdout]   --> src/structure/kconfig_node_children.rs:57:50
[INFO] [stdout]    |
[INFO] [stdout] 57 |         ConfigType, KconfigDependenciesProperty, KconfigHelpProperty,
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::structure::kconfig_node_children::KconfigNodeChildren`
[INFO] [stdout]  --> src/structure/nodes/kconfig_menuconfig_node.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::structure::kconfig_node_children::KconfigNodeChildren;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `option_result_contains`
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(option_result_contains)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `option_result_contains`
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(option_result_contains)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `contains` found for enum `Option` in the current scope
[INFO] [stdout]   --> src/parser/kconfig_parser_impl/kconfig_menu_node_parser.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 16 |       if !header_tokens.next()
[INFO] [stdout]    |  _________-
[INFO] [stdout] 17 | |         .contains(&MENU_KEYWORD) {
[INFO] [stdout]    | |         -^^^^^^^^ method not found in `Option<&str>`
[INFO] [stdout]    | |_________|
[INFO] [stdout]    |
[INFO] [stdout]    |
[INFO] [stdout] note: the method `contains` exists on the type `&str`
[INFO] [stdout]   --> /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/str/mod.rs:1325:5
[INFO] [stdout] help: consider using `Option::expect` to unwrap the `&str` value, panicking if the value is an `Option::None`
[INFO] [stdout]    |
[INFO] [stdout] 16 |     if !header_tokens.next().expect("REASON")
[INFO] [stdout]    |                             +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `contains` found for enum `Option` in the current scope
[INFO] [stdout]   --> src/parser/kconfig_parser_impl/kconfig_dependency_parser.rs:13:14
[INFO] [stdout]    |
[INFO] [stdout] 12 |           if !tokens.next()
[INFO] [stdout]    |  _____________-
[INFO] [stdout] 13 | |             .contains(&DEPENDS_KEYWORD) {
[INFO] [stdout]    | |             -^^^^^^^^ method not found in `Option<&str>`
[INFO] [stdout]    | |_____________|
[INFO] [stdout]    |
[INFO] [stdout]    |
[INFO] [stdout] note: the method `contains` exists on the type `&str`
[INFO] [stdout]   --> /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/str/mod.rs:1325:5
[INFO] [stdout] help: consider using `Option::expect` to unwrap the `&str` value, panicking if the value is an `Option::None`
[INFO] [stdout]    |
[INFO] [stdout] 12 |         if !tokens.next().expect("REASON")
[INFO] [stdout]    |                          +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `contains` found for enum `Option` in the current scope
[INFO] [stdout]   --> src/parser/kconfig_parser_impl/kconfig_dependency_parser.rs:18:14
[INFO] [stdout]    |
[INFO] [stdout] 17 |           if !tokens.next()
[INFO] [stdout]    |  _____________-
[INFO] [stdout] 18 | |             .contains(&ON_KEYWORD) {
[INFO] [stdout]    | |             -^^^^^^^^ method not found in `Option<&str>`
[INFO] [stdout]    | |_____________|
[INFO] [stdout]    |
[INFO] [stdout]    |
[INFO] [stdout] note: the method `contains` exists on the type `&str`
[INFO] [stdout]   --> /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/str/mod.rs:1325:5
[INFO] [stdout] help: consider using `Option::expect` to unwrap the `&str` value, panicking if the value is an `Option::None`
[INFO] [stdout]    |
[INFO] [stdout] 17 |         if !tokens.next().expect("REASON")
[INFO] [stdout]    |                          +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `contains` found for enum `Option` in the current scope
[INFO] [stdout]   --> src/parser/kconfig_parser_impl/kconfig_if_node_parser.rs:16:14
[INFO] [stdout]    |
[INFO] [stdout] 15 |           if !header_tokens.next()
[INFO] [stdout]    |  _____________-
[INFO] [stdout] 16 | |             .contains(&IF_KEYWORD)
[INFO] [stdout]    | |             -^^^^^^^^ method not found in `Option<&str>`
[INFO] [stdout]    | |_____________|
[INFO] [stdout]    |
[INFO] [stdout]    |
[INFO] [stdout] note: the method `contains` exists on the type `&str`
[INFO] [stdout]   --> /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/str/mod.rs:1325:5
[INFO] [stdout] help: consider using `Option::expect` to unwrap the `&str` value, panicking if the value is an `Option::None`
[INFO] [stdout]    |
[INFO] [stdout] 15 |         if !header_tokens.next().expect("REASON")
[INFO] [stdout]    |                                 +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `contains` found for enum `Option` in the current scope
[INFO] [stdout]   --> src/parser/kconfig_parser_impl/source_line_parser.rs:17:23
[INFO] [stdout]    |
[INFO] [stdout] 17 |     if !tokens.next().contains(&SOURCE_KEYWORD) {
[INFO] [stdout]    |                       ^^^^^^^^ method not found in `Option<&str>`
[INFO] [stdout]    |
[INFO] [stdout] note: the method `contains` exists on the type `&str`
[INFO] [stdout]   --> /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/str/mod.rs:1325:5
[INFO] [stdout] help: consider using `Option::expect` to unwrap the `&str` value, panicking if the value is an `Option::None`
[INFO] [stdout]    |
[INFO] [stdout] 17 |     if !tokens.next().expect("REASON").contains(&SOURCE_KEYWORD) {
[INFO] [stdout]    |                      +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `contains` found for enum `Option` in the current scope
[INFO] [stdout]   --> src/parser/kconfig_parser_impl/kconfig_menu_node_parser.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 16 |       if !header_tokens.next()
[INFO] [stdout]    |  _________-
[INFO] [stdout] 17 | |         .contains(&MENU_KEYWORD) {
[INFO] [stdout]    | |         -^^^^^^^^ method not found in `Option<&str>`
[INFO] [stdout]    | |_________|
[INFO] [stdout]    |
[INFO] [stdout]    |
[INFO] [stdout] note: the method `contains` exists on the type `&str`
[INFO] [stdout]   --> /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/str/mod.rs:1325:5
[INFO] [stdout] help: consider using `Option::expect` to unwrap the `&str` value, panicking if the value is an `Option::None`
[INFO] [stdout]    |
[INFO] [stdout] 16 |     if !header_tokens.next().expect("REASON")
[INFO] [stdout]    |                             +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `contains` found for enum `Option` in the current scope
[INFO] [stdout]   --> src/parser/kconfig_parser_impl/kconfig_reverse_dependency_parser.rs:10:22
[INFO] [stdout]    |
[INFO] [stdout] 10 |     if tokens.next().contains(&IF_KEYWORD) {
[INFO] [stdout]    |                      ^^^^^^^^ method not found in `Option<&str>`
[INFO] [stdout]    |
[INFO] [stdout] note: the method `contains` exists on the type `&str`
[INFO] [stdout]   --> /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/str/mod.rs:1325:5
[INFO] [stdout] help: use the `?` operator to extract the `&str` value, propagating an `Option::None` value to the caller
[INFO] [stdout]    |
[INFO] [stdout] 10 |     if tokens.next()?.contains(&IF_KEYWORD) {
[INFO] [stdout]    |                     +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `contains` found for enum `Option` in the current scope
[INFO] [stdout]   --> src/parser/kconfig_parser_impl/kconfig_reverse_dependency_parser.rs:26:14
[INFO] [stdout]    |
[INFO] [stdout] 25 |           if !tokens.next()
[INFO] [stdout]    |  _____________-
[INFO] [stdout] 26 | |             .contains(&SELECT_KEYWORD) {
[INFO] [stdout]    | |             -^^^^^^^^ method not found in `Option<&str>`
[INFO] [stdout]    | |_____________|
[INFO] [stdout]    |
[INFO] [stdout]    |
[INFO] [stdout] note: the method `contains` exists on the type `&str`
[INFO] [stdout]   --> /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/str/mod.rs:1325:5
[INFO] [stdout] help: consider using `Option::expect` to unwrap the `&str` value, panicking if the value is an `Option::None`
[INFO] [stdout]    |
[INFO] [stdout] 25 |         if !tokens.next().expect("REASON")
[INFO] [stdout]    |                          +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `contains` found for enum `Option` in the current scope
[INFO] [stdout]   --> src/parser/kconfig_parser_impl/kconfig_dependency_parser.rs:13:14
[INFO] [stdout]    |
[INFO] [stdout] 12 |           if !tokens.next()
[INFO] [stdout]    |  _____________-
[INFO] [stdout] 13 | |             .contains(&DEPENDS_KEYWORD) {
[INFO] [stdout]    | |             -^^^^^^^^ method not found in `Option<&str>`
[INFO] [stdout]    | |_____________|
[INFO] [stdout]    |
[INFO] [stdout]    |
[INFO] [stdout] note: the method `contains` exists on the type `&str`
[INFO] [stdout]   --> /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/str/mod.rs:1325:5
[INFO] [stdout] help: consider using `Option::expect` to unwrap the `&str` value, panicking if the value is an `Option::None`
[INFO] [stdout]    |
[INFO] [stdout] 12 |         if !tokens.next().expect("REASON")
[INFO] [stdout]    |                          +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `contains` found for enum `Option` in the current scope
[INFO] [stdout]   --> src/parser/utils/tokenizer.rs:64:25
[INFO] [stdout]    |
[INFO] [stdout] 64 |         if self.at_char.contains(&'"') {
[INFO] [stdout]    |                         ^^^^^^^^ method not found in `Option<char>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `contains` found for enum `Option` in the current scope
[INFO] [stdout]   --> src/parser/kconfig_parser_impl/kconfig_dependency_parser.rs:18:14
[INFO] [stdout]    |
[INFO] [stdout] 17 |           if !tokens.next()
[INFO] [stdout]    |  _____________-
[INFO] [stdout] 18 | |             .contains(&ON_KEYWORD) {
[INFO] [stdout]    | |             -^^^^^^^^ method not found in `Option<&str>`
[INFO] [stdout]    | |_____________|
[INFO] [stdout]    |
[INFO] [stdout]    |
[INFO] [stdout] note: the method `contains` exists on the type `&str`
[INFO] [stdout]   --> /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/str/mod.rs:1325:5
[INFO] [stdout] help: consider using `Option::expect` to unwrap the `&str` value, panicking if the value is an `Option::None`
[INFO] [stdout]    |
[INFO] [stdout] 17 |         if !tokens.next().expect("REASON")
[INFO] [stdout]    |                          +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `contains` found for enum `Option` in the current scope
[INFO] [stdout]   --> src/parser/utils/tokenizer.rs:69:55
[INFO] [stdout]    |
[INFO] [stdout] 69 |                     at_char != '"' && !iter.last_char.contains(&'\\')
[INFO] [stdout]    |                                                       ^^^^^^^^ method not found in `Option<char>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `contains` found for enum `Option` in the current scope
[INFO] [stdout]   --> src/parser/utils/tokenizer.rs:74:32
[INFO] [stdout]    |
[INFO] [stdout] 74 |         } else if self.at_char.contains(&'#') {
[INFO] [stdout]    |                                ^^^^^^^^ method not found in `Option<char>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `contains` found for enum `Option` in the current scope
[INFO] [stdout]   --> src/parser/kconfig_parser_impl/kconfig_if_node_parser.rs:16:14
[INFO] [stdout]    |
[INFO] [stdout] 15 |           if !header_tokens.next()
[INFO] [stdout]    |  _____________-
[INFO] [stdout] 16 | |             .contains(&IF_KEYWORD)
[INFO] [stdout]    | |             -^^^^^^^^ method not found in `Option<&str>`
[INFO] [stdout]    | |_____________|
[INFO] [stdout]    |
[INFO] [stdout]    |
[INFO] [stdout] note: the method `contains` exists on the type `&str`
[INFO] [stdout]   --> /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/str/mod.rs:1325:5
[INFO] [stdout] help: consider using `Option::expect` to unwrap the `&str` value, panicking if the value is an `Option::None`
[INFO] [stdout]    |
[INFO] [stdout] 15 |         if !header_tokens.next().expect("REASON")
[INFO] [stdout]    |                                 +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `contains` found for enum `Option` in the current scope
[INFO] [stdout]   --> src/parser/utils/parse_node_header_and_get_name.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 12 |       if !header_tokens.next()
[INFO] [stdout]    |  _________-
[INFO] [stdout] 13 | |         .contains(&expected_keyword) {
[INFO] [stdout]    | |         -^^^^^^^^ method not found in `Option<&str>`
[INFO] [stdout]    | |_________|
[INFO] [stdout]    |
[INFO] [stdout]    |
[INFO] [stdout] note: the method `contains` exists on the type `&str`
[INFO] [stdout]   --> /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/str/mod.rs:1325:5
[INFO] [stdout] help: consider using `Option::expect` to unwrap the `&str` value, panicking if the value is an `Option::None`
[INFO] [stdout]    |
[INFO] [stdout] 12 |     if !header_tokens.next().expect("REASON")
[INFO] [stdout]    |                             +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `contains` found for enum `Option` in the current scope
[INFO] [stdout]   --> src/parser/kconfig_parser_impl/source_line_parser.rs:17:23
[INFO] [stdout]    |
[INFO] [stdout] 17 |     if !tokens.next().contains(&SOURCE_KEYWORD) {
[INFO] [stdout]    |                       ^^^^^^^^ method not found in `Option<&str>`
[INFO] [stdout]    |
[INFO] [stdout] note: the method `contains` exists on the type `&str`
[INFO] [stdout]   --> /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/str/mod.rs:1325:5
[INFO] [stdout] help: consider using `Option::expect` to unwrap the `&str` value, panicking if the value is an `Option::None`
[INFO] [stdout]    |
[INFO] [stdout] 17 |     if !tokens.next().expect("REASON").contains(&SOURCE_KEYWORD) {
[INFO] [stdout]    |                      +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `contains` found for enum `Option` in the current scope
[INFO] [stdout]   --> src/parser/kconfig_parser_impl/kconfig_reverse_dependency_parser.rs:10:22
[INFO] [stdout]    |
[INFO] [stdout] 10 |     if tokens.next().contains(&IF_KEYWORD) {
[INFO] [stdout]    |                      ^^^^^^^^ method not found in `Option<&str>`
[INFO] [stdout]    |
[INFO] [stdout] note: the method `contains` exists on the type `&str`
[INFO] [stdout]   --> /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/str/mod.rs:1325:5
[INFO] [stdout] help: use the `?` operator to extract the `&str` value, propagating an `Option::None` value to the caller
[INFO] [stdout]    |
[INFO] [stdout] 10 |     if tokens.next()?.contains(&IF_KEYWORD) {
[INFO] [stdout]    |                     +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `contains` found for enum `Option` in the current scope
[INFO] [stdout]   --> src/parser/kconfig_parser_impl/kconfig_reverse_dependency_parser.rs:26:14
[INFO] [stdout]    |
[INFO] [stdout] 25 |           if !tokens.next()
[INFO] [stdout]    |  _____________-
[INFO] [stdout] 26 | |             .contains(&SELECT_KEYWORD) {
[INFO] [stdout]    | |             -^^^^^^^^ method not found in `Option<&str>`
[INFO] [stdout]    | |_____________|
[INFO] [stdout]    |
[INFO] [stdout]    |
[INFO] [stdout] note: the method `contains` exists on the type `&str`
[INFO] [stdout]   --> /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/str/mod.rs:1325:5
[INFO] [stdout] help: consider using `Option::expect` to unwrap the `&str` value, panicking if the value is an `Option::None`
[INFO] [stdout]    |
[INFO] [stdout] 25 |         if !tokens.next().expect("REASON")
[INFO] [stdout]    |                          +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `contains` found for enum `Option` in the current scope
[INFO] [stdout]   --> src/parser/utils/tokenizer.rs:64:25
[INFO] [stdout]    |
[INFO] [stdout] 64 |         if self.at_char.contains(&'"') {
[INFO] [stdout]    |                         ^^^^^^^^ method not found in `Option<char>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `contains` found for enum `Option` in the current scope
[INFO] [stdout]   --> src/parser/utils/tokenizer.rs:69:55
[INFO] [stdout]    |
[INFO] [stdout] 69 |                     at_char != '"' && !iter.last_char.contains(&'\\')
[INFO] [stdout]    |                                                       ^^^^^^^^ method not found in `Option<char>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kconfig-linux` (lib) due to 12 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no method named `contains` found for enum `Option` in the current scope
[INFO] [stdout]   --> src/parser/utils/tokenizer.rs:74:32
[INFO] [stdout]    |
[INFO] [stdout] 74 |         } else if self.at_char.contains(&'#') {
[INFO] [stdout]    |                                ^^^^^^^^ method not found in `Option<char>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `contains` found for enum `Option` in the current scope
[INFO] [stdout]   --> src/parser/utils/parse_node_header_and_get_name.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 12 |       if !header_tokens.next()
[INFO] [stdout]    |  _________-
[INFO] [stdout] 13 | |         .contains(&expected_keyword) {
[INFO] [stdout]    | |         -^^^^^^^^ method not found in `Option<&str>`
[INFO] [stdout]    | |_________|
[INFO] [stdout]    |
[INFO] [stdout]    |
[INFO] [stdout] note: the method `contains` exists on the type `&str`
[INFO] [stdout]   --> /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/str/mod.rs:1325:5
[INFO] [stdout] help: consider using `Option::expect` to unwrap the `&str` value, panicking if the value is an `Option::None`
[INFO] [stdout]    |
[INFO] [stdout] 12 |     if !header_tokens.next().expect("REASON")
[INFO] [stdout]    |                             +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]   --> src/parser/kconfig_parser_impl/kconfig_config_node_parser.rs:58:22
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let (config, span) = KconfigConfigNode::parse_with_unknown_span(
[INFO] [stdout]    |                      ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kconfig-linux` (lib test) due to 12 previous errors; 6 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "36dd287c775f2abb869ab7bca3dd07b3aac9bb880e0d7f9c2ae39fc90f8c4838", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36dd287c775f2abb869ab7bca3dd07b3aac9bb880e0d7f9c2ae39fc90f8c4838", kill_on_drop: false }`
[INFO] [stdout] 36dd287c775f2abb869ab7bca3dd07b3aac9bb880e0d7f9c2ae39fc90f8c4838