[INFO] fetching crate dart-sys-fork 4.1.1...
[INFO] testing dart-sys-fork-4.1.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate dart-sys-fork 4.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate dart-sys-fork 4.1.1
[INFO] finished tweaking crates.io crate dart-sys-fork 4.1.1
[INFO] tweaked toml for crates.io crate dart-sys-fork 4.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dart-sys-fork 4.1.1 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] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] c7e6ada7ab1c0a6de7b57967dd1d25c6ca3b96809324a0fd2e362d992c10bcf2
[INFO] running `Command { std: "docker" "start" "-a" "c7e6ada7ab1c0a6de7b57967dd1d25c6ca3b96809324a0fd2e362d992c10bcf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7e6ada7ab1c0a6de7b57967dd1d25c6ca3b96809324a0fd2e362d992c10bcf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7e6ada7ab1c0a6de7b57967dd1d25c6ca3b96809324a0fd2e362d992c10bcf2", kill_on_drop: false }`
[INFO] [stdout] c7e6ada7ab1c0a6de7b57967dd1d25c6ca3b96809324a0fd2e362d992c10bcf2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 1e9b5f27575aed614fbf9acfa79f2e901ba6d7afe5f552d83e9d14bed088304c
[INFO] running `Command { std: "docker" "start" "-a" "1e9b5f27575aed614fbf9acfa79f2e901ba6d7afe5f552d83e9d14bed088304c", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.2.39
[INFO] [stderr]    Compiling dart-sys-fork v4.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: dart-sys-fork@4.1.1: /opt/rustwide/workdir/dart-sdk/include/dart_api_dl.c: In function 'Dart_UpdateExternalSize_Deprecated':
[INFO] [stderr] warning: dart-sys-fork@4.1.1: /opt/rustwide/workdir/dart-sdk/include/dart_api_dl.c:33:31: warning: unused parameter 'object' [-Wunused-parameter]
[INFO] [stderr] warning: dart-sys-fork@4.1.1:    33 |     Dart_WeakPersistentHandle object, intptr_t external_size) {
[INFO] [stderr] warning: dart-sys-fork@4.1.1:       |     ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: dart-sys-fork@4.1.1: /opt/rustwide/workdir/dart-sdk/include/dart_api_dl.c:33:48: warning: unused parameter 'external_size' [-Wunused-parameter]
[INFO] [stderr] warning: dart-sys-fork@4.1.1:    33 |     Dart_WeakPersistentHandle object, intptr_t external_size) {
[INFO] [stderr] warning: dart-sys-fork@4.1.1:       |                                       ~~~~~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: dart-sys-fork@4.1.1: /opt/rustwide/workdir/dart-sdk/include/dart_api_dl.c: In function 'Dart_UpdateFinalizableExternalSize_Deprecated':
[INFO] [stderr] warning: dart-sys-fork@4.1.1: /opt/rustwide/workdir/dart-sdk/include/dart_api_dl.c:38:28: warning: unused parameter 'object' [-Wunused-parameter]
[INFO] [stderr] warning: dart-sys-fork@4.1.1:    38 |     Dart_FinalizableHandle object,
[INFO] [stderr] warning: dart-sys-fork@4.1.1:       |     ~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: dart-sys-fork@4.1.1: /opt/rustwide/workdir/dart-sdk/include/dart_api_dl.c:39:17: warning: unused parameter 'strong_ref_to_object' [-Wunused-parameter]
[INFO] [stderr] warning: dart-sys-fork@4.1.1:    39 |     Dart_Handle strong_ref_to_object,
[INFO] [stderr] warning: dart-sys-fork@4.1.1:       |     ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: dart-sys-fork@4.1.1: /opt/rustwide/workdir/dart-sdk/include/dart_api_dl.c:40:14: warning: unused parameter 'external_allocation_size' [-Wunused-parameter]
[INFO] [stderr] warning: dart-sys-fork@4.1.1:    40 |     intptr_t external_allocation_size) {
[INFO] [stderr] warning: dart-sys-fork@4.1.1:       |     ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.21s
[INFO] running `Command { std: "docker" "inspect" "1e9b5f27575aed614fbf9acfa79f2e901ba6d7afe5f552d83e9d14bed088304c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e9b5f27575aed614fbf9acfa79f2e901ba6d7afe5f552d83e9d14bed088304c", kill_on_drop: false }`
[INFO] [stdout] 1e9b5f27575aed614fbf9acfa79f2e901ba6d7afe5f552d83e9d14bed088304c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 661f070c7339c2ba0099568dbaadf6eb4f805d3691abce6b866fbf793f2f69f9
[INFO] running `Command { std: "docker" "start" "-a" "661f070c7339c2ba0099568dbaadf6eb4f805d3691abce6b866fbf793f2f69f9", kill_on_drop: false }`
[INFO] [stderr] warning: dart-sys-fork@4.1.1: /opt/rustwide/workdir/dart-sdk/include/dart_api_dl.c: In function 'Dart_UpdateExternalSize_Deprecated':
[INFO] [stderr] warning: dart-sys-fork@4.1.1: /opt/rustwide/workdir/dart-sdk/include/dart_api_dl.c:33:31: warning: unused parameter 'object' [-Wunused-parameter]
[INFO] [stderr] warning: dart-sys-fork@4.1.1:    33 |     Dart_WeakPersistentHandle object, intptr_t external_size) {
[INFO] [stderr] warning: dart-sys-fork@4.1.1:       |     ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: dart-sys-fork@4.1.1: /opt/rustwide/workdir/dart-sdk/include/dart_api_dl.c:33:48: warning: unused parameter 'external_size' [-Wunused-parameter]
[INFO] [stderr] warning: dart-sys-fork@4.1.1:    33 |     Dart_WeakPersistentHandle object, intptr_t external_size) {
[INFO] [stderr] warning: dart-sys-fork@4.1.1:       |                                       ~~~~~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: dart-sys-fork@4.1.1: /opt/rustwide/workdir/dart-sdk/include/dart_api_dl.c: In function 'Dart_UpdateFinalizableExternalSize_Deprecated':
[INFO] [stderr] warning: dart-sys-fork@4.1.1: /opt/rustwide/workdir/dart-sdk/include/dart_api_dl.c:38:28: warning: unused parameter 'object' [-Wunused-parameter]
[INFO] [stderr] warning: dart-sys-fork@4.1.1:    38 |     Dart_FinalizableHandle object,
[INFO] [stderr] warning: dart-sys-fork@4.1.1:       |     ~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: dart-sys-fork@4.1.1: /opt/rustwide/workdir/dart-sdk/include/dart_api_dl.c:39:17: warning: unused parameter 'strong_ref_to_object' [-Wunused-parameter]
[INFO] [stderr] warning: dart-sys-fork@4.1.1:    39 |     Dart_Handle strong_ref_to_object,
[INFO] [stderr] warning: dart-sys-fork@4.1.1:       |     ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: dart-sys-fork@4.1.1: /opt/rustwide/workdir/dart-sdk/include/dart_api_dl.c:40:14: warning: unused parameter 'external_allocation_size' [-Wunused-parameter]
[INFO] [stderr] warning: dart-sys-fork@4.1.1:    40 |     intptr_t external_allocation_size) {
[INFO] [stderr] warning: dart-sys-fork@4.1.1:       |     ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]    Compiling dart-sys-fork v4.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "661f070c7339c2ba0099568dbaadf6eb4f805d3691abce6b866fbf793f2f69f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "661f070c7339c2ba0099568dbaadf6eb4f805d3691abce6b866fbf793f2f69f9", kill_on_drop: false }`
[INFO] [stdout] 661f070c7339c2ba0099568dbaadf6eb4f805d3691abce6b866fbf793f2f69f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7cf88ecf2756fadd62f34f85bb02af048a88bd7023b530f339d3b70cc654759e
[INFO] running `Command { std: "docker" "start" "-a" "7cf88ecf2756fadd62f34f85bb02af048a88bd7023b530f339d3b70cc654759e", kill_on_drop: false }`
[INFO] [stderr] warning: dart-sys-fork@4.1.1: /opt/rustwide/workdir/dart-sdk/include/dart_api_dl.c: In function 'Dart_UpdateExternalSize_Deprecated':
[INFO] [stderr] warning: dart-sys-fork@4.1.1: /opt/rustwide/workdir/dart-sdk/include/dart_api_dl.c:33:31: warning: unused parameter 'object' [-Wunused-parameter]
[INFO] [stderr] warning: dart-sys-fork@4.1.1:    33 |     Dart_WeakPersistentHandle object, intptr_t external_size) {
[INFO] [stderr] warning: dart-sys-fork@4.1.1:       |     ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: dart-sys-fork@4.1.1: /opt/rustwide/workdir/dart-sdk/include/dart_api_dl.c:33:48: warning: unused parameter 'external_size' [-Wunused-parameter]
[INFO] [stderr] warning: dart-sys-fork@4.1.1:    33 |     Dart_WeakPersistentHandle object, intptr_t external_size) {
[INFO] [stderr] warning: dart-sys-fork@4.1.1:       |                                       ~~~~~~~~~^~~~~~~~~~~~~
[INFO] [stderr] warning: dart-sys-fork@4.1.1: /opt/rustwide/workdir/dart-sdk/include/dart_api_dl.c: In function 'Dart_UpdateFinalizableExternalSize_Deprecated':
[INFO] [stderr] warning: dart-sys-fork@4.1.1: /opt/rustwide/workdir/dart-sdk/include/dart_api_dl.c:38:28: warning: unused parameter 'object' [-Wunused-parameter]
[INFO] [stderr] warning: dart-sys-fork@4.1.1:    38 |     Dart_FinalizableHandle object,
[INFO] [stderr] warning: dart-sys-fork@4.1.1:       |     ~~~~~~~~~~~~~~~~~~~~~~~^~~~~~
[INFO] [stderr] warning: dart-sys-fork@4.1.1: /opt/rustwide/workdir/dart-sdk/include/dart_api_dl.c:39:17: warning: unused parameter 'strong_ref_to_object' [-Wunused-parameter]
[INFO] [stderr] warning: dart-sys-fork@4.1.1:    39 |     Dart_Handle strong_ref_to_object,
[INFO] [stderr] warning: dart-sys-fork@4.1.1:       |     ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: dart-sys-fork@4.1.1: /opt/rustwide/workdir/dart-sdk/include/dart_api_dl.c:40:14: warning: unused parameter 'external_allocation_size' [-Wunused-parameter]
[INFO] [stderr] warning: dart-sys-fork@4.1.1:    40 |     intptr_t external_allocation_size) {
[INFO] [stderr] warning: dart-sys-fork@4.1.1:       |     ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dart_sys_fork-3f985f3aabb941ee)
[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 dart_sys_fork
[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" "7cf88ecf2756fadd62f34f85bb02af048a88bd7023b530f339d3b70cc654759e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cf88ecf2756fadd62f34f85bb02af048a88bd7023b530f339d3b70cc654759e", kill_on_drop: false }`
[INFO] [stdout] 7cf88ecf2756fadd62f34f85bb02af048a88bd7023b530f339d3b70cc654759e