[INFO] fetching crate einfach-xml-builder 0.1.0...
[INFO] testing einfach-xml-builder-0.1.0 against beta-2026-03-05 for beta-1.95-1
[INFO] extracting crate einfach-xml-builder 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate einfach-xml-builder 0.1.0
[INFO] finished tweaking crates.io crate einfach-xml-builder 0.1.0
[INFO] tweaked toml for crates.io crate einfach-xml-builder 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate einfach-xml-builder 0.1.0 on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "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" "+beta-2026-03-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b75e65ca3c8232a692a523a5dd9cb4eee301342cdca4923435d28edfa01575bd
[INFO] running `Command { std: "docker" "start" "-a" "b75e65ca3c8232a692a523a5dd9cb4eee301342cdca4923435d28edfa01575bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b75e65ca3c8232a692a523a5dd9cb4eee301342cdca4923435d28edfa01575bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b75e65ca3c8232a692a523a5dd9cb4eee301342cdca4923435d28edfa01575bd", kill_on_drop: false }`
[INFO] [stdout] b75e65ca3c8232a692a523a5dd9cb4eee301342cdca4923435d28edfa01575bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eaa4fbb05aa672ebd89ccdc90b00ee2ccd31b1b0f2d5c5ebab82936a092d4ab2
[INFO] running `Command { std: "docker" "start" "-a" "eaa4fbb05aa672ebd89ccdc90b00ee2ccd31b1b0f2d5c5ebab82936a092d4ab2", kill_on_drop: false }`
[INFO] [stderr]    Compiling einfach-xml-builder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "eaa4fbb05aa672ebd89ccdc90b00ee2ccd31b1b0f2d5c5ebab82936a092d4ab2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaa4fbb05aa672ebd89ccdc90b00ee2ccd31b1b0f2d5c5ebab82936a092d4ab2", kill_on_drop: false }`
[INFO] [stdout] eaa4fbb05aa672ebd89ccdc90b00ee2ccd31b1b0f2d5c5ebab82936a092d4ab2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd4953a719d0d8c9ecdf51974a91fecb3b2a5da3d1f2abde697c41d07f0ca298
[INFO] running `Command { std: "docker" "start" "-a" "bd4953a719d0d8c9ecdf51974a91fecb3b2a5da3d1f2abde697c41d07f0ca298", kill_on_drop: false }`
[INFO] [stderr]    Compiling einfach-xml-builder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "bd4953a719d0d8c9ecdf51974a91fecb3b2a5da3d1f2abde697c41d07f0ca298", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd4953a719d0d8c9ecdf51974a91fecb3b2a5da3d1f2abde697c41d07f0ca298", kill_on_drop: false }`
[INFO] [stdout] bd4953a719d0d8c9ecdf51974a91fecb3b2a5da3d1f2abde697c41d07f0ca298
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c56c768150080e51020e86ea1e52e2110efb0258879513d3c1afacf6eedb2529
[INFO] running `Command { std: "docker" "start" "-a" "c56c768150080e51020e86ea1e52e2110efb0258879513d3c1afacf6eedb2529", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/einfach_xml_builder-5ffdf22a5e5129b4)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests einfach_xml_builder
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/builder.rs - builder::Builder<'a>::new (line 21) ... FAILED
[INFO] [stdout] test src/element.rs - element::Element<'a>::add_attribute (line 61) ... FAILED
[INFO] [stdout] test src/declaration.rs - declaration::Declaration<'a>::with_standalone (line 40) ... FAILED
[INFO] [stdout] test src/element.rs - element::Element<'a>::add_namespace (line 44) ... FAILED
[INFO] [stdout] test src/attribute.rs - attribute::Attribute<'a>::new (line 19) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 21) ... FAILED
[INFO] [stdout] test src/namespace.rs - namespace::Namespace<'a>::new (line 16) ... FAILED
[INFO] [stdout] test src/declaration.rs - declaration::Declaration<'a>::new (line 21) ... FAILED
[INFO] [stdout] test src/element.rs - element::Element<'a>::new (line 24) ... FAILED
[INFO] [stdout] test src/element.rs - element::Element<'a>::add_child (line 78) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/builder.rs - builder::Builder<'a>::new (line 21) stdout ----
[INFO] [stdout] error[E0433]: cannot find type `Builder` in this scope
[INFO] [stdout]   --> src/builder.rs:24:15
[INFO] [stdout]    |
[INFO] [stdout] 24 | let builder = Builder::new(declaration, element);
[INFO] [stdout]    |               ^^^^^^^ use of undeclared type `Builder`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 21 + use std::thread::Builder;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Declaration` in this scope
[INFO] [stdout]   --> src/builder.rs:22:19
[INFO] [stdout]    |
[INFO] [stdout] 22 | let declaration = Declaration::new("1.0", "UTF-8");
[INFO] [stdout]    |                   ^^^^^^^^^^^ use of undeclared type `Declaration`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Element` in this scope
[INFO] [stdout]   --> src/builder.rs:23:15
[INFO] [stdout]    |
[INFO] [stdout] 23 | let element = Element::new("root");
[INFO] [stdout]    |               ^^^^^^^ use of undeclared type `Element`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/element.rs - element::Element<'a>::add_attribute (line 61) stdout ----
[INFO] [stdout] error[E0433]: cannot find type `Element` in this scope
[INFO] [stdout]   --> src/element.rs:62:15
[INFO] [stdout]    |
[INFO] [stdout] 62 | let element = Element::new("root")
[INFO] [stdout]    |               ^^^^^^^ use of undeclared type `Element`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Attribute` in this scope
[INFO] [stdout]   --> src/element.rs:63:20
[INFO] [stdout]    |
[INFO] [stdout] 63 |     .add_attribute(Attribute::new("attr1", "value1"));
[INFO] [stdout]    |                    ^^^^^^^^^ use of undeclared type `Attribute`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/declaration.rs - declaration::Declaration<'a>::with_standalone (line 40) stdout ----
[INFO] [stdout] error[E0433]: cannot find type `Declaration` in this scope
[INFO] [stdout]   --> src/declaration.rs:41:19
[INFO] [stdout]    |
[INFO] [stdout] 41 | let declaration = Declaration::new("1.0", "UTF-8")
[INFO] [stdout]    |                   ^^^^^^^^^^^ use of undeclared type `Declaration`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/element.rs - element::Element<'a>::add_namespace (line 44) stdout ----
[INFO] [stdout] error[E0433]: cannot find type `Element` in this scope
[INFO] [stdout]   --> src/element.rs:45:15
[INFO] [stdout]    |
[INFO] [stdout] 45 | let element = Element::new("root")
[INFO] [stdout]    |               ^^^^^^^ use of undeclared type `Element`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Namespace` in this scope
[INFO] [stdout]   --> src/element.rs:46:20
[INFO] [stdout]    |
[INFO] [stdout] 46 |     .add_namespace(Namespace::new("name", "http://example.com"));
[INFO] [stdout]    |                    ^^^^^^^^^ use of undeclared type `Namespace`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/attribute.rs - attribute::Attribute<'a>::new (line 19) stdout ----
[INFO] [stdout] error[E0433]: cannot find type `Attribute` in this scope
[INFO] [stdout]   --> src/attribute.rs:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 | let attribute = Attribute::new("name", "value");
[INFO] [stdout]    |                 ^^^^^^^^^ use of undeclared type `Attribute`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 21) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `xml_builder`
[INFO] [stdout]   --> src/lib.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use xml_builder::{Declaration, Element, Attribute, Namespace};
[INFO] [stdout]    |     ^^^^^^^^^^^ use of unresolved module or unlinked crate `xml_builder`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `xml_builder`, use `cargo add xml_builder` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Builder` in this scope
[INFO] [stdout]   --> src/lib.rs:37:19
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let builder = Builder::new(declaration, element);
[INFO] [stdout]    |                   ^^^^^^^ use of undeclared type `Builder`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 22 + use std::thread::Builder;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/namespace.rs - namespace::Namespace<'a>::new (line 16) stdout ----
[INFO] [stdout] error[E0433]: cannot find type `Namespace` in this scope
[INFO] [stdout]   --> src/namespace.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 | let namespace = Namespace::new("xmlns", "http://example.com");
[INFO] [stdout]    |                 ^^^^^^^^^ use of undeclared type `Namespace`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/declaration.rs - declaration::Declaration<'a>::new (line 21) stdout ----
[INFO] [stdout] error[E0433]: cannot find type `Declaration` in this scope
[INFO] [stdout]   --> src/declaration.rs:22:19
[INFO] [stdout]    |
[INFO] [stdout] 22 | let declaration = Declaration::new("1.0", "UTF-8");
[INFO] [stdout]    |                   ^^^^^^^^^^^ use of undeclared type `Declaration`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/element.rs - element::Element<'a>::new (line 24) stdout ----
[INFO] [stdout] error[E0433]: cannot find type `Element` in this scope
[INFO] [stdout]   --> src/element.rs:25:15
[INFO] [stdout]    |
[INFO] [stdout] 25 | let element = Element::new("root");
[INFO] [stdout]    |               ^^^^^^^ use of undeclared type `Element`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/element.rs - element::Element<'a>::add_child (line 78) stdout ----
[INFO] [stdout] error[E0433]: cannot find type `Element` in this scope
[INFO] [stdout]   --> src/element.rs:79:13
[INFO] [stdout]    |
[INFO] [stdout] 79 | let child = Element::new("child");
[INFO] [stdout]    |             ^^^^^^^ use of undeclared type `Element`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Element` in this scope
[INFO] [stdout]   --> src/element.rs:80:15
[INFO] [stdout]    |
[INFO] [stdout] 80 | let element = Element::new("root")
[INFO] [stdout]    |               ^^^^^^^ use of undeclared type `Element`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/attribute.rs - attribute::Attribute<'a>::new (line 19)
[INFO] [stdout]     src/builder.rs - builder::Builder<'a>::new (line 21)
[INFO] [stdout]     src/declaration.rs - declaration::Declaration<'a>::new (line 21)
[INFO] [stdout]     src/declaration.rs - declaration::Declaration<'a>::with_standalone (line 40)
[INFO] [stdout]     src/element.rs - element::Element<'a>::add_attribute (line 61)
[INFO] [stdout]     src/element.rs - element::Element<'a>::add_child (line 78)
[INFO] [stdout]     src/element.rs - element::Element<'a>::add_namespace (line 44)
[INFO] [stdout]     src/element.rs - element::Element<'a>::new (line 24)
[INFO] [stdout]     src/lib.rs - (line 21)
[INFO] [stdout]     src/namespace.rs - namespace::Namespace<'a>::new (line 16)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 10 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.42s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "c56c768150080e51020e86ea1e52e2110efb0258879513d3c1afacf6eedb2529", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c56c768150080e51020e86ea1e52e2110efb0258879513d3c1afacf6eedb2529", kill_on_drop: false }`
[INFO] [stdout] c56c768150080e51020e86ea1e52e2110efb0258879513d3c1afacf6eedb2529
