[INFO] fetching crate rust_writer 1.0.4...
[INFO] testing rust_writer-1.0.4 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate rust_writer 1.0.4 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate rust_writer 1.0.4
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rust_writer 1.0.4
[INFO] tweaked toml for crates.io crate rust_writer 1.0.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust_writer 1.0.4 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rust_writer 1.0.4 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-2025-09-21" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 022d30d5c7cf270fb84d74f1e16bdc7a073e54255d9c370622e8cf7aa30eddf5
[INFO] running `Command { std: "docker" "start" "-a" "022d30d5c7cf270fb84d74f1e16bdc7a073e54255d9c370622e8cf7aa30eddf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "022d30d5c7cf270fb84d74f1e16bdc7a073e54255d9c370622e8cf7aa30eddf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "022d30d5c7cf270fb84d74f1e16bdc7a073e54255d9c370622e8cf7aa30eddf5", kill_on_drop: false }`
[INFO] [stdout] 022d30d5c7cf270fb84d74f1e16bdc7a073e54255d9c370622e8cf7aa30eddf5
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d819374163c1f4f3e849c1aecd6d6a547537ce7fc38fbdb355e8834aef8ac42e
[INFO] running `Command { std: "docker" "start" "-a" "d819374163c1f4f3e849c1aecd6d6a547537ce7fc38fbdb355e8834aef8ac42e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling prettyplease v0.2.31
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling rustilities v2.2.0
[INFO] [stderr]    Compiling rust_writer_proc v1.0.4
[INFO] [stderr]    Compiling rust_writer v1.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/preserver/types.rs:69:19
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub fn get_inner(&self) -> Option<&Preserver> {
[INFO] [stdout]    |                      ^^^^^            ^^^^^^^^^^
[INFO] [stdout]    |                      |                ||
[INFO] [stdout]    |                      |                |the same lifetime is hidden here
[INFO] [stdout]    |                      |                the same lifetime is elided here
[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] 69 |     pub fn get_inner(&self) -> Option<&Preserver<'_>> {
[INFO] [stdout]    |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.59s
[INFO] running `Command { std: "docker" "inspect" "d819374163c1f4f3e849c1aecd6d6a547537ce7fc38fbdb355e8834aef8ac42e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d819374163c1f4f3e849c1aecd6d6a547537ce7fc38fbdb355e8834aef8ac42e", kill_on_drop: false }`
[INFO] [stdout] d819374163c1f4f3e849c1aecd6d6a547537ce7fc38fbdb355e8834aef8ac42e
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f289f7282a42ad2b4308e1a41777540ffab1925b091dca7424f8aec250869876
[INFO] running `Command { std: "docker" "start" "-a" "f289f7282a42ad2b4308e1a41777540ffab1925b091dca7424f8aec250869876", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling rustix v1.0.3
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling linux-raw-sys v0.9.3
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling once_cell v1.21.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling tempfile v3.19.1
[INFO] [stderr]    Compiling prettyplease v0.2.31
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling rustilities v2.2.0
[INFO] [stderr]    Compiling rust_writer_proc v1.0.4
[INFO] [stderr]    Compiling rust_writer v1.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `test_builder`
[INFO] [stdout]  --> src/ast/finder/tests.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use test_builder::TestBuilder;
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of unresolved module or unlinked crate `test_builder`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `test_builder`, use `cargo add test_builder` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `test_builder`
[INFO] [stdout]  --> src/ast/implementors/item_to_file/tests.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use test_builder::TestBuilder;
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of unresolved module or unlinked crate `test_builder`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `test_builder`, use `cargo add test_builder` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `test_builder`
[INFO] [stdout]  --> src/ast/implementors/item_to_impl/tests.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use test_builder::TestBuilder;
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of unresolved module or unlinked crate `test_builder`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `test_builder`, use `cargo add test_builder` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `test_builder`
[INFO] [stdout]  --> src/ast/implementors/item_to_mod/tests.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use test_builder::TestBuilder;
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of unresolved module or unlinked crate `test_builder`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `test_builder`, use `cargo add test_builder` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `test_builder`
[INFO] [stdout]  --> src/ast/implementors/item_to_trait/tests.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use test_builder::TestBuilder;
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of unresolved module or unlinked crate `test_builder`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `test_builder`, use `cargo add test_builder` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `test_builder`
[INFO] [stdout]  --> src/ast/implementors/token_stream_to_macro/tests.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use test_builder::TestBuilder;
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of unresolved module or unlinked crate `test_builder`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `test_builder`, use `cargo add test_builder` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `test_builder`
[INFO] [stdout]  --> src/ast/mutator/tests.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use test_builder::TestBuilder;
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of unresolved module or unlinked crate `test_builder`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `test_builder`, use `cargo add test_builder` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `test_builder`
[INFO] [stdout]  --> src/preserver/tests.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use test_builder::TestBuilder;
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of unresolved module or unlinked crate `test_builder`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `test_builder`, use `cargo add test_builder` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/preserver/types.rs:69:19
[INFO] [stdout]    |
[INFO] [stdout] 69 |     pub fn get_inner(&self) -> Option<&Preserver> {
[INFO] [stdout]    |                      ^^^^^            ^^^^^^^^^^
[INFO] [stdout]    |                      |                ||
[INFO] [stdout]    |                      |                |the same lifetime is hidden here
[INFO] [stdout]    |                      |                the same lifetime is elided here
[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] 69 |     pub fn get_inner(&self) -> Option<&Preserver<'_>> {
[INFO] [stdout]    |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_writer` (lib test) due to 8 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f289f7282a42ad2b4308e1a41777540ffab1925b091dca7424f8aec250869876", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f289f7282a42ad2b4308e1a41777540ffab1925b091dca7424f8aec250869876", kill_on_drop: false }`
[INFO] [stdout] f289f7282a42ad2b4308e1a41777540ffab1925b091dca7424f8aec250869876
