[INFO] fetching crate rvmti 0.3.0...
[INFO] testing rvmti-0.3.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rvmti 0.3.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate rvmti 0.3.0
[INFO] finished tweaking crates.io crate rvmti 0.3.0
[INFO] tweaked toml for crates.io crate rvmti 0.3.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rvmti 0.3.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 20 packages to latest compatible versions
[INFO] [stderr]       Adding jni v0.19.0 (available: v0.22.4)
[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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 115704c96996d847aeba8184edbdde6fa1ed9c750804b7e0cb0879da46f1ed01
[INFO] running `Command { std: "docker" "start" "-a" "115704c96996d847aeba8184edbdde6fa1ed9c750804b7e0cb0879da46f1ed01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "115704c96996d847aeba8184edbdde6fa1ed9c750804b7e0cb0879da46f1ed01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "115704c96996d847aeba8184edbdde6fa1ed9c750804b7e0cb0879da46f1ed01", kill_on_drop: false }`
[INFO] [stdout] 115704c96996d847aeba8184edbdde6fa1ed9c750804b7e0cb0879da46f1ed01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 3ed2b381bbee8f3c97c17a135843ee6957f2baf681ebbb35d55c9f50efb2c255
[INFO] running `Command { std: "docker" "start" "-a" "3ed2b381bbee8f3c97c17a135843ee6957f2baf681ebbb35d55c9f50efb2c255", kill_on_drop: false }`
[INFO] [stderr]    Compiling jni-sys v0.3.1
[INFO] [stderr]    Compiling cesu8 v1.1.0
[INFO] [stderr]    Compiling combine v4.6.7
[INFO] [stderr]    Compiling jni v0.19.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling jni-sys-macros v0.4.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling jni-sys v0.4.1
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling rvmti v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/callback.rs:242:17
[INFO] [stdout]     |
[INFO] [stdout] 242 |             let mut allocated = jvmti.allocate(size as i64).unwrap();
[INFO] [stdout]     |                 ----^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this creates a dangling pointer because temporary `Vec<i8>` is dropped at end of statement
[INFO] [stdout]   --> src/lib.rs:45:72
[INFO] [stdout]    |
[INFO] [stdout] 45 |         slice::from_raw_parts(c_str.as_ptr(), name.len() + 1).to_vec().as_ptr()
[INFO] [stdout]    |         -------------------------------------------------------------- ^^^^^^ pointer created here
[INFO] [stdout]    |         |
[INFO] [stdout]    |         this `Vec<i8>` is dropped at end of statement
[INFO] [stdout]    |
[INFO] [stdout]    = help: bind the `Vec<i8>` to a variable such that it outlives the pointer returned by `as_ptr`
[INFO] [stdout]    = note: a dangling pointer is safe, but dereferencing one is undefined behavior
[INFO] [stdout]    = note: returning a pointer to a local variable will always result in a dangling pointer
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/reference/destructors.html>
[INFO] [stdout]    = note: `#[warn(dangling_pointers_from_temporaries)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.53s
[INFO] running `Command { std: "docker" "inspect" "3ed2b381bbee8f3c97c17a135843ee6957f2baf681ebbb35d55c9f50efb2c255", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ed2b381bbee8f3c97c17a135843ee6957f2baf681ebbb35d55c9f50efb2c255", kill_on_drop: false }`
[INFO] [stdout] 3ed2b381bbee8f3c97c17a135843ee6957f2baf681ebbb35d55c9f50efb2c255
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 6464133b94003578d3203fb69436877e49f222d8aceccaac6009c5d100f661a0
[INFO] running `Command { std: "docker" "start" "-a" "6464133b94003578d3203fb69436877e49f222d8aceccaac6009c5d100f661a0", kill_on_drop: false }`
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/callback.rs:242:17
[INFO] [stdout]     |
[INFO] [stdout] 242 |             let mut allocated = jvmti.allocate(size as i64).unwrap();
[INFO] [stdout]     |                 ----^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this creates a dangling pointer because temporary `Vec<i8>` is dropped at end of statement
[INFO] [stdout]   --> src/lib.rs:45:72
[INFO] [stdout]    |
[INFO] [stdout] 45 |         slice::from_raw_parts(c_str.as_ptr(), name.len() + 1).to_vec().as_ptr()
[INFO] [stdout]    |         -------------------------------------------------------------- ^^^^^^ pointer created here
[INFO] [stdout]    |         |
[INFO] [stdout]    |         this `Vec<i8>` is dropped at end of statement
[INFO] [stdout]    |
[INFO] [stdout]    = help: bind the `Vec<i8>` to a variable such that it outlives the pointer returned by `as_ptr`
[INFO] [stdout]    = note: a dangling pointer is safe, but dereferencing one is undefined behavior
[INFO] [stdout]    = note: returning a pointer to a local variable will always result in a dangling pointer
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/reference/destructors.html>
[INFO] [stdout]    = note: `#[warn(dangling_pointers_from_temporaries)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rvmti v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/callback.rs:242:17
[INFO] [stdout]     |
[INFO] [stdout] 242 |             let mut allocated = jvmti.allocate(size as i64).unwrap();
[INFO] [stdout]     |                 ----^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this creates a dangling pointer because temporary `Vec<i8>` is dropped at end of statement
[INFO] [stdout]   --> src/lib.rs:45:72
[INFO] [stdout]    |
[INFO] [stdout] 45 |         slice::from_raw_parts(c_str.as_ptr(), name.len() + 1).to_vec().as_ptr()
[INFO] [stdout]    |         -------------------------------------------------------------- ^^^^^^ pointer created here
[INFO] [stdout]    |         |
[INFO] [stdout]    |         this `Vec<i8>` is dropped at end of statement
[INFO] [stdout]    |
[INFO] [stdout]    = help: bind the `Vec<i8>` to a variable such that it outlives the pointer returned by `as_ptr`
[INFO] [stdout]    = note: a dangling pointer is safe, but dereferencing one is undefined behavior
[INFO] [stdout]    = note: returning a pointer to a local variable will always result in a dangling pointer
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/reference/destructors.html>
[INFO] [stdout]    = note: `#[warn(dangling_pointers_from_temporaries)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "6464133b94003578d3203fb69436877e49f222d8aceccaac6009c5d100f661a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6464133b94003578d3203fb69436877e49f222d8aceccaac6009c5d100f661a0", kill_on_drop: false }`
[INFO] [stdout] 6464133b94003578d3203fb69436877e49f222d8aceccaac6009c5d100f661a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 27d0cfd5da4db1a53cc0183f0e00866c2f86808974361f5c1c6f5d2939f1b928
[INFO] running `Command { std: "docker" "start" "-a" "27d0cfd5da4db1a53cc0183f0e00866c2f86808974361f5c1c6f5d2939f1b928", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/callback.rs:242:17
[INFO] [stderr]     |
[INFO] [stderr] 242 |             let mut allocated = jvmti.allocate(size as i64).unwrap();
[INFO] [stderr]     |                 ----^^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: this creates a dangling pointer because temporary `Vec<i8>` is dropped at end of statement
[INFO] [stderr]   --> src/lib.rs:45:72
[INFO] [stderr]    |
[INFO] [stderr] 45 |         slice::from_raw_parts(c_str.as_ptr(), name.len() + 1).to_vec().as_ptr()
[INFO] [stderr]    |         -------------------------------------------------------------- ^^^^^^ pointer created here
[INFO] [stderr]    |         |
[INFO] [stderr]    |         this `Vec<i8>` is dropped at end of statement
[INFO] [stderr]    |
[INFO] [stderr]    = help: bind the `Vec<i8>` to a variable such that it outlives the pointer returned by `as_ptr`
[INFO] [stderr]    = note: a dangling pointer is safe, but dereferencing one is undefined behavior
[INFO] [stderr]    = note: returning a pointer to a local variable will always result in a dangling pointer
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/reference/destructors.html>
[INFO] [stderr]    = note: `#[warn(dangling_pointers_from_temporaries)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rvmti` (lib) generated 2 warnings (run `cargo fix --lib -p rvmti` to apply 1 suggestion)
[INFO] [stderr] warning: `rvmti` (lib test) generated 2 warnings (2 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/rvmti-91f4a130b0a07c1b)
[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]    Doc-tests rvmti
[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" "27d0cfd5da4db1a53cc0183f0e00866c2f86808974361f5c1c6f5d2939f1b928", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27d0cfd5da4db1a53cc0183f0e00866c2f86808974361f5c1c6f5d2939f1b928", kill_on_drop: false }`
[INFO] [stdout] 27d0cfd5da4db1a53cc0183f0e00866c2f86808974361f5c1c6f5d2939f1b928
