[INFO] fetching crate swamp-pretty-print 0.2.26...
[INFO] testing swamp-pretty-print-0.2.26 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate swamp-pretty-print 0.2.26 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate swamp-pretty-print 0.2.26
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate swamp-pretty-print 0.2.26
[INFO] tweaked toml for crates.io crate swamp-pretty-print 0.2.26 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate swamp-pretty-print 0.2.26 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate swamp-pretty-print 0.2.26 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae1f49c1d542455371b6365a8a6e8309d25c60f29057c01162489c81752952b4
[INFO] running `Command { std: "docker" "start" "-a" "ae1f49c1d542455371b6365a8a6e8309d25c60f29057c01162489c81752952b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae1f49c1d542455371b6365a8a6e8309d25c60f29057c01162489c81752952b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae1f49c1d542455371b6365a8a6e8309d25c60f29057c01162489c81752952b4", kill_on_drop: false }`
[INFO] [stdout] ae1f49c1d542455371b6365a8a6e8309d25c60f29057c01162489c81752952b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 945b377c158e5b464eedf39771568924c45a70bae3242a71ff85609cf7e6a358
[INFO] running `Command { std: "docker" "start" "-a" "945b377c158e5b464eedf39771568924c45a70bae3242a71ff85609cf7e6a358", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling source-map-node v0.0.1
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]    Compiling seq-map v0.0.14
[INFO] [stderr]    Compiling once_cell v1.20.3
[INFO] [stderr]    Compiling seq-fmt v0.0.1
[INFO] [stderr]    Compiling fixed32 v0.0.18
[INFO] [stderr]    Compiling pathdiff v0.2.3
[INFO] [stderr]    Compiling swamp-symbol v0.2.26
[INFO] [stderr]    Compiling swamp-attributes v0.2.26
[INFO] [stderr]    Compiling tiny-ver v0.1.2
[INFO] [stderr]    Compiling swamp-types v0.2.26
[INFO] [stderr]    Compiling swamp-refs v0.2.26
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling source-map-cache v0.0.6
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling swamp-semantic v0.2.26
[INFO] [stderr]    Compiling swamp-modules v0.2.26
[INFO] [stderr]    Compiling swamp-pretty-print v0.2.26 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:574:14
[INFO] [stdout]     |
[INFO] [stdout] 574 |         for (i, expr) in expressions.iter().enumerate() {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tuple`
[INFO] [stdout]    --> src/lib.rs:594:37
[INFO] [stdout]     |
[INFO] [stdout] 594 |                     TypeKind::Tuple(tuple) => &format!("{field}"),
[INFO] [stdout]     |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_tuple`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/lib.rs:620:39
[INFO] [stdout]     |
[INFO] [stdout] 620 |             PostfixKind::MapSubscript(a, b) => {
[INFO] [stdout]     |                                       ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `char`
[INFO] [stdout]    --> src/lib.rs:673:40
[INFO] [stdout]     |
[INFO] [stdout] 673 |             TypeKind::StringStorage(_, char, size) => write!(f, "string[{size}]"),
[INFO] [stdout]     |                                        ^^^^ help: if this is intentional, prefix it with an underscore: `_char`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `char`
[INFO] [stdout]    --> src/lib.rs:738:40
[INFO] [stdout]     |
[INFO] [stdout] 738 |             TypeKind::StringStorage(_, char, size) => {
[INFO] [stdout]     |                                        ^^^^ help: if this is intentional, prefix it with an underscore: `_char`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tabs`
[INFO] [stdout]     --> src/lib.rs:1048:9
[INFO] [stdout]      |
[INFO] [stdout] 1048 |         tabs: usize,
[INFO] [stdout]      |         ^^^^ help: if this is intentional, prefix it with an underscore: `_tabs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `show_mut_or_not_expression`, `show_parameterized_like`, `show_types`, `show_named_struct_literal_content`, `show_type_variable`, and `show_type_variables` are never used
[INFO] [stdout]     --> src/lib.rs:357:8
[INFO] [stdout]      |
[INFO] [stdout]  189 | impl SourceMapDisplay<'_> {
[INFO] [stdout]      | ------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  357 |     fn show_mut_or_not_expression(
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  632 |     fn show_parameterized_like(
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  647 |     fn show_types(&self, f: &mut Formatter, types: &[TypeRef], tabs: usize) -> std::fmt::Result {
[INFO] [stdout]      |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1112 |     fn show_named_struct_literal_content(
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1122 |     fn show_type_variable(
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1131 |     fn show_type_variables(
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:855:9
[INFO] [stdout]     |
[INFO] [stdout] 855 |         write!(f, " [{}] ", external_function.id);
[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] 855 |         let _ = write!(f, " [{}] ", external_function.id);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/lib.rs:1039:9
[INFO] [stdout]      |
[INFO] [stdout] 1039 |         write!(f, "{} ", "mut".red());
[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] 1039 |         let _ = write!(f, "{} ", "mut".red());
[INFO] [stdout]      |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.98s
[INFO] running `Command { std: "docker" "inspect" "945b377c158e5b464eedf39771568924c45a70bae3242a71ff85609cf7e6a358", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "945b377c158e5b464eedf39771568924c45a70bae3242a71ff85609cf7e6a358", kill_on_drop: false }`
[INFO] [stdout] 945b377c158e5b464eedf39771568924c45a70bae3242a71ff85609cf7e6a358
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7e049091bd1bb46a32ec2d59e330577176d5e3075472f0fe6572a735efc7c8e
[INFO] running `Command { std: "docker" "start" "-a" "a7e049091bd1bb46a32ec2d59e330577176d5e3075472f0fe6572a735efc7c8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling swamp-pretty-print v0.2.26 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:574:14
[INFO] [stdout]     |
[INFO] [stdout] 574 |         for (i, expr) in expressions.iter().enumerate() {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tuple`
[INFO] [stdout]    --> src/lib.rs:594:37
[INFO] [stdout]     |
[INFO] [stdout] 594 |                     TypeKind::Tuple(tuple) => &format!("{field}"),
[INFO] [stdout]     |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_tuple`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/lib.rs:620:39
[INFO] [stdout]     |
[INFO] [stdout] 620 |             PostfixKind::MapSubscript(a, b) => {
[INFO] [stdout]     |                                       ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `char`
[INFO] [stdout]    --> src/lib.rs:673:40
[INFO] [stdout]     |
[INFO] [stdout] 673 |             TypeKind::StringStorage(_, char, size) => write!(f, "string[{size}]"),
[INFO] [stdout]     |                                        ^^^^ help: if this is intentional, prefix it with an underscore: `_char`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `char`
[INFO] [stdout]    --> src/lib.rs:738:40
[INFO] [stdout]     |
[INFO] [stdout] 738 |             TypeKind::StringStorage(_, char, size) => {
[INFO] [stdout]     |                                        ^^^^ help: if this is intentional, prefix it with an underscore: `_char`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tabs`
[INFO] [stdout]     --> src/lib.rs:1048:9
[INFO] [stdout]      |
[INFO] [stdout] 1048 |         tabs: usize,
[INFO] [stdout]      |         ^^^^ help: if this is intentional, prefix it with an underscore: `_tabs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `show_mut_or_not_expression`, `show_parameterized_like`, `show_types`, `show_named_struct_literal_content`, `show_type_variable`, and `show_type_variables` are never used
[INFO] [stdout]     --> src/lib.rs:357:8
[INFO] [stdout]      |
[INFO] [stdout]  189 | impl SourceMapDisplay<'_> {
[INFO] [stdout]      | ------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  357 |     fn show_mut_or_not_expression(
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  632 |     fn show_parameterized_like(
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  647 |     fn show_types(&self, f: &mut Formatter, types: &[TypeRef], tabs: usize) -> std::fmt::Result {
[INFO] [stdout]      |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1112 |     fn show_named_struct_literal_content(
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1122 |     fn show_type_variable(
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1131 |     fn show_type_variables(
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:855:9
[INFO] [stdout]     |
[INFO] [stdout] 855 |         write!(f, " [{}] ", external_function.id);
[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] 855 |         let _ = write!(f, " [{}] ", external_function.id);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/lib.rs:1039:9
[INFO] [stdout]      |
[INFO] [stdout] 1039 |         write!(f, "{} ", "mut".red());
[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] 1039 |         let _ = write!(f, "{} ", "mut".red());
[INFO] [stdout]      |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:574:14
[INFO] [stdout]     |
[INFO] [stdout] 574 |         for (i, expr) in expressions.iter().enumerate() {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tuple`
[INFO] [stdout]    --> src/lib.rs:594:37
[INFO] [stdout]     |
[INFO] [stdout] 594 |                     TypeKind::Tuple(tuple) => &format!("{field}"),
[INFO] [stdout]     |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_tuple`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/lib.rs:620:39
[INFO] [stdout]     |
[INFO] [stdout] 620 |             PostfixKind::MapSubscript(a, b) => {
[INFO] [stdout]     |                                       ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `char`
[INFO] [stdout]    --> src/lib.rs:673:40
[INFO] [stdout]     |
[INFO] [stdout] 673 |             TypeKind::StringStorage(_, char, size) => write!(f, "string[{size}]"),
[INFO] [stdout]     |                                        ^^^^ help: if this is intentional, prefix it with an underscore: `_char`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `char`
[INFO] [stdout]    --> src/lib.rs:738:40
[INFO] [stdout]     |
[INFO] [stdout] 738 |             TypeKind::StringStorage(_, char, size) => {
[INFO] [stdout]     |                                        ^^^^ help: if this is intentional, prefix it with an underscore: `_char`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tabs`
[INFO] [stdout]     --> src/lib.rs:1048:9
[INFO] [stdout]      |
[INFO] [stdout] 1048 |         tabs: usize,
[INFO] [stdout]      |         ^^^^ help: if this is intentional, prefix it with an underscore: `_tabs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `show_mut_or_not_expression`, `show_parameterized_like`, `show_types`, `show_named_struct_literal_content`, `show_type_variable`, and `show_type_variables` are never used
[INFO] [stdout]     --> src/lib.rs:357:8
[INFO] [stdout]      |
[INFO] [stdout]  189 | impl SourceMapDisplay<'_> {
[INFO] [stdout]      | ------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  357 |     fn show_mut_or_not_expression(
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  632 |     fn show_parameterized_like(
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  647 |     fn show_types(&self, f: &mut Formatter, types: &[TypeRef], tabs: usize) -> std::fmt::Result {
[INFO] [stdout]      |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1112 |     fn show_named_struct_literal_content(
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1122 |     fn show_type_variable(
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1131 |     fn show_type_variables(
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lib.rs:855:9
[INFO] [stdout]     |
[INFO] [stdout] 855 |         write!(f, " [{}] ", external_function.id);
[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] 855 |         let _ = write!(f, " [{}] ", external_function.id);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]     --> src/lib.rs:1039:9
[INFO] [stdout]      |
[INFO] [stdout] 1039 |         write!(f, "{} ", "mut".red());
[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] 1039 |         let _ = write!(f, "{} ", "mut".red());
[INFO] [stdout]      |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "a7e049091bd1bb46a32ec2d59e330577176d5e3075472f0fe6572a735efc7c8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7e049091bd1bb46a32ec2d59e330577176d5e3075472f0fe6572a735efc7c8e", kill_on_drop: false }`
[INFO] [stdout] a7e049091bd1bb46a32ec2d59e330577176d5e3075472f0fe6572a735efc7c8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 518457b157111062112a8fc77df7b7e20e8afdbeac94b722aff19e4c4a13e79a
[INFO] running `Command { std: "docker" "start" "-a" "518457b157111062112a8fc77df7b7e20e8afdbeac94b722aff19e4c4a13e79a", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/lib.rs:574:14
[INFO] [stderr]     |
[INFO] [stderr] 574 |         for (i, expr) in expressions.iter().enumerate() {
[INFO] [stderr]     |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tuple`
[INFO] [stderr]    --> src/lib.rs:594:37
[INFO] [stderr]     |
[INFO] [stderr] 594 |                     TypeKind::Tuple(tuple) => &format!("{field}"),
[INFO] [stderr]     |                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_tuple`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> src/lib.rs:620:39
[INFO] [stderr]     |
[INFO] [stderr] 620 |             PostfixKind::MapSubscript(a, b) => {
[INFO] [stderr]     |                                       ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `char`
[INFO] [stderr]    --> src/lib.rs:673:40
[INFO] [stderr]     |
[INFO] [stderr] 673 |             TypeKind::StringStorage(_, char, size) => write!(f, "string[{size}]"),
[INFO] [stderr]     |                                        ^^^^ help: if this is intentional, prefix it with an underscore: `_char`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `char`
[INFO] [stderr]    --> src/lib.rs:738:40
[INFO] [stderr]     |
[INFO] [stderr] 738 |             TypeKind::StringStorage(_, char, size) => {
[INFO] [stderr]     |                                        ^^^^ help: if this is intentional, prefix it with an underscore: `_char`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tabs`
[INFO] [stderr]     --> src/lib.rs:1048:9
[INFO] [stderr]      |
[INFO] [stderr] 1048 |         tabs: usize,
[INFO] [stderr]      |         ^^^^ help: if this is intentional, prefix it with an underscore: `_tabs`
[INFO] [stderr] 
[INFO] [stderr] warning: methods `show_mut_or_not_expression`, `show_parameterized_like`, `show_types`, `show_named_struct_literal_content`, `show_type_variable`, and `show_type_variables` are never used
[INFO] [stderr]     --> src/lib.rs:357:8
[INFO] [stderr]      |
[INFO] [stderr]  189 | impl SourceMapDisplay<'_> {
[INFO] [stderr]      | ------------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr]  357 |     fn show_mut_or_not_expression(
[INFO] [stderr]      |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  632 |     fn show_parameterized_like(
[INFO] [stderr]      |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr]  647 |     fn show_types(&self, f: &mut Formatter, types: &[TypeRef], tabs: usize) -> std::fmt::Result {
[INFO] [stderr]      |        ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 1112 |     fn show_named_struct_literal_content(
[INFO] [stderr]      |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 1122 |     fn show_type_variable(
[INFO] [stderr]      |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 1131 |     fn show_type_variables(
[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:855:9
[INFO] [stderr]     |
[INFO] [stderr] 855 |         write!(f, " [{}] ", external_function.id);
[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] 855 |         let _ = write!(f, " [{}] ", external_function.id);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]     --> src/lib.rs:1039:9
[INFO] [stderr]      |
[INFO] [stderr] 1039 |         write!(f, "{} ", "mut".red());
[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] 1039 |         let _ = write!(f, "{} ", "mut".red());
[INFO] [stderr]      |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `swamp-pretty-print` (lib) generated 9 warnings (run `cargo fix --lib -p swamp-pretty-print` to apply 6 suggestions)
[INFO] [stderr] warning: `swamp-pretty-print` (lib test) generated 9 warnings (9 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/swamp_pretty_print-49be934694d5116c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-6d949f16f38726cc)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test check_if_compiles ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests swamp_pretty_print
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "518457b157111062112a8fc77df7b7e20e8afdbeac94b722aff19e4c4a13e79a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "518457b157111062112a8fc77df7b7e20e8afdbeac94b722aff19e4c4a13e79a", kill_on_drop: false }`
[INFO] [stdout] 518457b157111062112a8fc77df7b7e20e8afdbeac94b722aff19e4c4a13e79a
