[INFO] fetching crate j4rs 0.24.0...
[INFO] testing j4rs-0.24.0 against beta-2026-01-20 for beta-1.94-1
[INFO] extracting crate j4rs 0.24.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate j4rs 0.24.0
[INFO] finished tweaking crates.io crate j4rs 0.24.0
[INFO] tweaked toml for crates.io crate j4rs 0.24.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate j4rs 0.24.0 on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate j4rs 0.24.0 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-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04146dae303eb233d0540e91a8c6ef5da6307bf19bf1e2bf7c2df8a3a17cb4aa
[INFO] running `Command { std: "docker" "start" "-a" "04146dae303eb233d0540e91a8c6ef5da6307bf19bf1e2bf7c2df8a3a17cb4aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04146dae303eb233d0540e91a8c6ef5da6307bf19bf1e2bf7c2df8a3a17cb4aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04146dae303eb233d0540e91a8c6ef5da6307bf19bf1e2bf7c2df8a3a17cb4aa", kill_on_drop: false }`
[INFO] [stdout] 04146dae303eb233d0540e91a8c6ef5da6307bf19bf1e2bf7c2df8a3a17cb4aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6745d3d52c7716276844213a758679a4d80f7ba92532b383eea9592aac1e556
[INFO] running `Command { std: "docker" "start" "-a" "e6745d3d52c7716276844213a758679a4d80f7ba92532b383eea9592aac1e556", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling zmij v1.0.2
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling cesu8 v1.1.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling j4rs v0.24.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling java-locator v0.1.9
[INFO] [stderr]    Compiling serde_json v1.0.148
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling jni-sys-macros v0.1.0
[INFO] [stderr]    Compiling jni-sys v0.4.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.45s
[INFO] running `Command { std: "docker" "inspect" "e6745d3d52c7716276844213a758679a4d80f7ba92532b383eea9592aac1e556", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6745d3d52c7716276844213a758679a4d80f7ba92532b383eea9592aac1e556", kill_on_drop: false }`
[INFO] [stdout] e6745d3d52c7716276844213a758679a4d80f7ba92532b383eea9592aac1e556
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aacfb05ad5c9de06cc94be853fdb00c7f565fabeb709cc860686132fa0035c96
[INFO] running `Command { std: "docker" "start" "-a" "aacfb05ad5c9de06cc94be853fdb00c7f565fabeb709cc860686132fa0035c96", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]    Compiling futures-lite v2.6.1
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling value-bag v1.12.0
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling zerocopy-derive v0.8.31
[INFO] [stderr]    Compiling serde_json v1.0.148
[INFO] [stderr]    Compiling piper v0.2.4
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling clap_builder v4.5.53
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling async-channel v2.5.0
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling async-lock v3.4.2
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling is-terminal v0.4.17
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling async-executor v1.13.3
[INFO] [stderr]    Compiling blocking v1.6.2
[INFO] [stderr]    Compiling zerocopy v0.8.31
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling clap v4.5.53
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling j4rs v0.24.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling polling v3.11.0
[INFO] [stderr]    Compiling async-io v2.6.0
[INFO] [stderr]    Compiling async-global-executor v2.4.1
[INFO] [stderr]    Compiling async-std v1.13.2
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 28.91s
[INFO] running `Command { std: "docker" "inspect" "aacfb05ad5c9de06cc94be853fdb00c7f565fabeb709cc860686132fa0035c96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aacfb05ad5c9de06cc94be853fdb00c7f565fabeb709cc860686132fa0035c96", kill_on_drop: false }`
[INFO] [stdout] aacfb05ad5c9de06cc94be853fdb00c7f565fabeb709cc860686132fa0035c96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4dd2f4cb8c4445b129976ee48879d27493fd8a53de697553fea5c2545eecb1d9
[INFO] running `Command { std: "docker" "start" "-a" "4dd2f4cb8c4445b129976ee48879d27493fd8a53de697553fea5c2545eecb1d9", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/j4rs-ccad62ea3a418ccb)
[INFO] [stdout] 
[INFO] [stdout] running 80 tests
[INFO] [stdout] test api::api_unit_tests::test_java_class_creation ... ok
[INFO] [stdout] test api::api_unit_tests::test_copy_j4rs_libs_under ... FAILED
[INFO] [stdout] Error occurred during initialization of VM
[INFO] [stdout] java.lang.NoSuchMethodError: java.net.URLClassLoader.<init>(Ljava/lang/String;[Ljava/net/URL;Ljava/lang/ClassLoader;)V
[INFO] [stdout] 	at org.astonbitecode.j4rs.api.deploy.J4rsClassLoader.<init>(J4rsClassLoader.java:22)
[INFO] [stdout] 	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
[INFO] [stdout] 	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
[INFO] [stdout] 	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
[INFO] [stdout] 	at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
[INFO] [stdout] 	at java.lang.SystemClassLoaderAction.run(ClassLoader.java:2204)
[INFO] [stdout] 	at java.lang.SystemClassLoaderAction.run(ClassLoader.java:2188)
[INFO] [stdout] 	at java.security.AccessController.doPrivileged(Native Method)
[INFO] [stdout] 	at java.lang.ClassLoader.initSystemClassLoader(ClassLoader.java:1449)
[INFO] [stdout] 	at java.lang.ClassLoader.getSystemClassLoader(ClassLoader.java:1429)
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/j4rs-ccad62ea3a418ccb` (exit status: 1)
[INFO] [stderr] note: test exited abnormally; to see the full output pass --no-capture to the harness.
[INFO] running `Command { std: "docker" "inspect" "4dd2f4cb8c4445b129976ee48879d27493fd8a53de697553fea5c2545eecb1d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dd2f4cb8c4445b129976ee48879d27493fd8a53de697553fea5c2545eecb1d9", kill_on_drop: false }`
[INFO] [stdout] 4dd2f4cb8c4445b129976ee48879d27493fd8a53de697553fea5c2545eecb1d9
