[INFO] fetching crate jstring 0.1.0... [INFO] testing jstring-0.1.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate jstring 0.1.0 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate jstring 0.1.0 [INFO] finished tweaking crates.io crate jstring 0.1.0 [INFO] tweaked toml for crates.io crate jstring 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate jstring 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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-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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] dcc44e5c677558c9b4780d822cd866c20d24e586cc4c57eaf61de10e60c8f914 [INFO] running `Command { std: "docker" "start" "-a" "dcc44e5c677558c9b4780d822cd866c20d24e586cc4c57eaf61de10e60c8f914", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dcc44e5c677558c9b4780d822cd866c20d24e586cc4c57eaf61de10e60c8f914", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dcc44e5c677558c9b4780d822cd866c20d24e586cc4c57eaf61de10e60c8f914", kill_on_drop: false }` [INFO] [stdout] dcc44e5c677558c9b4780d822cd866c20d24e586cc4c57eaf61de10e60c8f914 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 3ecd354ad5c52ab5051ab14ba7169246f7d6b038f330c5ffb2e2c28887a936eb [INFO] running `Command { std: "docker" "start" "-a" "3ecd354ad5c52ab5051ab14ba7169246f7d6b038f330c5ffb2e2c28887a936eb", kill_on_drop: false }` [INFO] [stderr] Compiling jstring v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: casting `&T` to `&mut T` is undefined behavior, even if the reference is unused, consider instead using an `UnsafeCell` [INFO] [stdout] --> src/raw_string.rs:88:18 [INFO] [stdout] | [INFO] [stdout] 88 | unsafe { &mut *(self.get_bytes() as *const [u8] as *mut [u8]) } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: for more information, visit [INFO] [stdout] = note: `#[warn(invalid_reference_casting)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s [INFO] running `Command { std: "docker" "inspect" "3ecd354ad5c52ab5051ab14ba7169246f7d6b038f330c5ffb2e2c28887a936eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ecd354ad5c52ab5051ab14ba7169246f7d6b038f330c5ffb2e2c28887a936eb", kill_on_drop: false }` [INFO] [stdout] 3ecd354ad5c52ab5051ab14ba7169246f7d6b038f330c5ffb2e2c28887a936eb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 5852343bdb8bced9cc9e35e5ff291c5124a379471ea6a029d26c4cb442e6a2a4 [INFO] running `Command { std: "docker" "start" "-a" "5852343bdb8bced9cc9e35e5ff291c5124a379471ea6a029d26c4cb442e6a2a4", kill_on_drop: false }` [INFO] [stderr] Compiling jstring v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: casting `&T` to `&mut T` is undefined behavior, even if the reference is unused, consider instead using an `UnsafeCell` [INFO] [stdout] --> src/raw_string.rs:88:18 [INFO] [stdout] | [INFO] [stdout] 88 | unsafe { &mut *(self.get_bytes() as *const [u8] as *mut [u8]) } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: for more information, visit [INFO] [stdout] = note: `#[warn(invalid_reference_casting)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: casting `&T` to `&mut T` is undefined behavior, even if the reference is unused, consider instead using an `UnsafeCell` [INFO] [stdout] --> src/raw_string.rs:88:18 [INFO] [stdout] | [INFO] [stdout] 88 | unsafe { &mut *(self.get_bytes() as *const [u8] as *mut [u8]) } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: for more information, visit [INFO] [stdout] = note: `#[warn(invalid_reference_casting)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s [INFO] running `Command { std: "docker" "inspect" "5852343bdb8bced9cc9e35e5ff291c5124a379471ea6a029d26c4cb442e6a2a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5852343bdb8bced9cc9e35e5ff291c5124a379471ea6a029d26c4cb442e6a2a4", kill_on_drop: false }` [INFO] [stdout] 5852343bdb8bced9cc9e35e5ff291c5124a379471ea6a029d26c4cb442e6a2a4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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", kill_on_drop: false }` [INFO] [stdout] 2b3f3f1cce5e537cc69bc04368a13f64fd469523703b792467407253e9861b8e [INFO] running `Command { std: "docker" "start" "-a" "2b3f3f1cce5e537cc69bc04368a13f64fd469523703b792467407253e9861b8e", kill_on_drop: false }` [INFO] [stderr] warning: casting `&T` to `&mut T` is undefined behavior, even if the reference is unused, consider instead using an `UnsafeCell` [INFO] [stdout] [INFO] [stderr] --> src/raw_string.rs:88:18 [INFO] [stdout] running 7 tests [INFO] [stderr] | [INFO] [stderr] 88 | unsafe { &mut *(self.get_bytes() as *const [u8] as *mut [u8]) } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, visit [INFO] [stderr] = note: `#[warn(invalid_reference_casting)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `jstring` (lib) generated 1 warning [INFO] [stderr] warning: `jstring` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/jstring-1e97b618bb106d43) [INFO] [stdout] test raw_string::tests::from_bytes_large ... ok [INFO] [stdout] test raw_string::tests::large_interned ... ok [INFO] [stdout] test raw_string::tests::from_bytes_large_with_nulls ... ok [INFO] [stdout] test raw_string::tests::from_bytes ... ok [INFO] [stdout] test raw_string::tests::option_size ... ok [INFO] [stdout] test raw_string::tests::new_does_not_use_heap ... ok [INFO] [stdout] test raw_string::tests::size ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests jstring [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - JavaString::new (line 56) ... FAILED [INFO] [stdout] test src/lib.rs - JavaString::with_capacity (line 73) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - JavaString::new (line 56) stdout ---- [INFO] [stdout] error[E0432]: unresolved import `java_string` [INFO] [stdout] --> src/lib.rs:57:5 [INFO] [stdout] | [INFO] [stdout] 3 | use java_string::*; [INFO] [stdout] | ^^^^^^^^^^^ use of unresolved module or unlinked crate `java_string` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `java_string`, use `cargo add java_string` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - JavaString::new (line 56) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "2b3f3f1cce5e537cc69bc04368a13f64fd469523703b792467407253e9861b8e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2b3f3f1cce5e537cc69bc04368a13f64fd469523703b792467407253e9861b8e", kill_on_drop: false }` [INFO] [stdout] 2b3f3f1cce5e537cc69bc04368a13f64fd469523703b792467407253e9861b8e