./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/softmax_12_unsafe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/softmax_12_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c96e017e065c3eaf6ce9c6c3334a9a712b6df154d63fa945aee2741122a0f635 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:46:37,572 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:46:37,629 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 03:46:37,632 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:46:37,632 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:46:37,651 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:46:37,652 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:46:37,652 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:46:37,652 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:46:37,652 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:46:37,653 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:46:37,653 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:46:37,653 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:46:37,653 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:46:37,653 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:46:37,653 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:46:37,653 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:46:37,653 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:46:37,653 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:46:37,653 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:46:37,654 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:46:37,654 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:46:37,654 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:46:37,654 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:46:37,654 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:46:37,654 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:46:37,654 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:46:37,654 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:46:37,655 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:46:37,655 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:46:37,655 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:46:37,655 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:46:37,655 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:46:37,655 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c96e017e065c3eaf6ce9c6c3334a9a712b6df154d63fa945aee2741122a0f635 [2024-12-06 03:46:37,900 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:46:37,909 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:46:37,911 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:46:37,912 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:46:37,912 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:46:37,914 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/softmax_12_unsafe.c-amalgamation.i [2024-12-06 03:46:40,613 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/data/bef37f6a7/5e438a38f4324e30926769fd11ff4e19/FLAG332b2abe2 [2024-12-06 03:46:40,863 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:46:40,863 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/sv-benchmarks/c/neural-networks/softmax_12_unsafe.c-amalgamation.i [2024-12-06 03:46:40,879 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/data/bef37f6a7/5e438a38f4324e30926769fd11ff4e19/FLAG332b2abe2 [2024-12-06 03:46:40,893 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/data/bef37f6a7/5e438a38f4324e30926769fd11ff4e19 [2024-12-06 03:46:40,895 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:46:40,897 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:46:40,898 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:46:40,898 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:46:40,902 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:46:40,903 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:46:40" (1/1) ... [2024-12-06 03:46:40,904 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c0b96b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:46:40, skipping insertion in model container [2024-12-06 03:46:40,904 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:46:40" (1/1) ... [2024-12-06 03:46:40,939 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:46:41,555 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3128) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$150(StandardFunctionHandler.java:621) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1602) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2556) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:307) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:782) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2556) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:307) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2556) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:307) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1752) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:233) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1158) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1141) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:393) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2500) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:641) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 03:46:41,561 INFO L158 Benchmark]: Toolchain (without parser) took 662.95ms. Allocated memory is still 117.4MB. Free memory was 90.0MB in the beginning and 74.6MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 03:46:41,561 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory was 73.2MB in the beginning and 73.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:46:41,562 INFO L158 Benchmark]: CACSL2BoogieTranslator took 660.64ms. Allocated memory is still 117.4MB. Free memory was 90.0MB in the beginning and 74.6MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 03:46:41,563 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory was 73.2MB in the beginning and 73.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 660.64ms. Allocated memory is still 117.4MB. Free memory was 90.0MB in the beginning and 74.6MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/softmax_12_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c96e017e065c3eaf6ce9c6c3334a9a712b6df154d63fa945aee2741122a0f635 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:46:43,443 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:46:43,519 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 03:46:43,541 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:46:43,542 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:46:43,542 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:46:43,543 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:46:43,543 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:46:43,543 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:46:43,543 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:46:43,543 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:46:43,543 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:46:43,543 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:46:43,543 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:46:43,543 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:46:43,544 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:46:43,544 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 03:46:43,544 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 03:46:43,544 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 03:46:43,544 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:46:43,544 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:46:43,544 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:46:43,544 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:46:43,544 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:46:43,544 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:46:43,545 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:46:43,545 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:46:43,545 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 03:46:43,545 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:46:43,545 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:46:43,545 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:46:43,545 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:46:43,545 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:46:43,545 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 03:46:43,545 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:46:43,546 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 03:46:43,546 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c96e017e065c3eaf6ce9c6c3334a9a712b6df154d63fa945aee2741122a0f635 [2024-12-06 03:46:43,774 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:46:43,781 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:46:43,783 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:46:43,784 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:46:43,784 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:46:43,786 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/softmax_12_unsafe.c-amalgamation.i [2024-12-06 03:46:46,503 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/data/6f01e4cb4/32213e7389bc4f73ab13d0f67a456178/FLAG401db1977 [2024-12-06 03:46:46,813 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:46:46,813 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/sv-benchmarks/c/neural-networks/softmax_12_unsafe.c-amalgamation.i [2024-12-06 03:46:46,833 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/data/6f01e4cb4/32213e7389bc4f73ab13d0f67a456178/FLAG401db1977 [2024-12-06 03:46:46,851 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/data/6f01e4cb4/32213e7389bc4f73ab13d0f67a456178 [2024-12-06 03:46:46,853 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:46:46,855 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:46:46,857 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:46:46,857 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:46:46,862 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:46:46,863 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:46:46" (1/1) ... [2024-12-06 03:46:46,864 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c861d74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:46:46, skipping insertion in model container [2024-12-06 03:46:46,864 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:46:46" (1/1) ... [2024-12-06 03:46:46,911 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:46:47,492 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/sv-benchmarks/c/neural-networks/softmax_12_unsafe.c-amalgamation.i[63382,63395] [2024-12-06 03:46:47,495 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:46:47,504 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:46:47,571 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/sv-benchmarks/c/neural-networks/softmax_12_unsafe.c-amalgamation.i[63382,63395] [2024-12-06 03:46:47,572 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:46:47,725 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:46:47,726 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:46:47 WrapperNode [2024-12-06 03:46:47,726 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:46:47,727 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:46:47,727 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:46:47,727 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:46:47,735 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:46:47" (1/1) ... [2024-12-06 03:46:47,756 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:46:47" (1/1) ... [2024-12-06 03:46:47,781 INFO L138 Inliner]: procedures = 562, calls = 35, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 96 [2024-12-06 03:46:47,782 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:46:47,782 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:46:47,782 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:46:47,782 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:46:47,791 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:46:47" (1/1) ... [2024-12-06 03:46:47,791 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:46:47" (1/1) ... [2024-12-06 03:46:47,794 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:46:47" (1/1) ... [2024-12-06 03:46:47,794 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:46:47" (1/1) ... [2024-12-06 03:46:47,813 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:46:47" (1/1) ... [2024-12-06 03:46:47,814 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:46:47" (1/1) ... [2024-12-06 03:46:47,817 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:46:47" (1/1) ... [2024-12-06 03:46:47,819 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:46:47" (1/1) ... [2024-12-06 03:46:47,820 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:46:47" (1/1) ... [2024-12-06 03:46:47,823 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:46:47,824 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:46:47,824 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:46:47,824 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:46:47,825 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:46:47" (1/1) ... [2024-12-06 03:46:47,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:46:47,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:46:47,858 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:46:47,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:46:47,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-12-06 03:46:47,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 03:46:47,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 03:46:47,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:46:47,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:46:47,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:46:47,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-12-06 03:46:47,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 03:46:48,001 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:46:48,002 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:46:48,529 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-12-06 03:46:48,529 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:46:48,624 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:46:48,624 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-06 03:46:48,625 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:46:48 BoogieIcfgContainer [2024-12-06 03:46:48,625 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:46:48,626 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:46:48,626 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:46:48,637 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:46:48,638 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:46:48" (1/1) ... [2024-12-06 03:46:48,645 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:46:48,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:46:48,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2024-12-06 03:46:48,687 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2024-12-06 03:46:48,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 03:46:48,689 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:46:48,690 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:46:48,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:46:48,692 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:46:48,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 03:46:49,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:46:49,078 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:46:49,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:46:49,149 INFO L256 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 03:46:49,152 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:46:49,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:46:49,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 03:46:50,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:46:50,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2024-12-06 03:46:50,358 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2024-12-06 03:46:50,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:46:50,359 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:46:50,359 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:46:50,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:46:50,361 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:46:50,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 03:46:50,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:46:50,694 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:46:50,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:46:50,746 INFO L256 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 03:46:50,747 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:46:50,826 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 03:46:50,830 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 03:46:51,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:46:51,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2024-12-06 03:46:51,379 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2024-12-06 03:46:51,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 03:46:51,380 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:46:51,380 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:46:51,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:46:51,382 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:46:51,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 03:46:51,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:46:51,802 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:46:51,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:46:51,868 INFO L256 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 03:46:51,869 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:46:51,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:46:51,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 03:46:53,619 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 03:46:55,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:46:55,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2024-12-06 03:46:55,117 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2024-12-06 03:46:55,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 03:46:55,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:46:55,118 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:46:55,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:46:55,120 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:46:55,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 03:46:55,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:46:55,906 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:46:56,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:46:56,059 INFO L256 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 03:46:56,061 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:46:56,152 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 03:46:56,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 03:46:56,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:46:56,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2024-12-06 03:46:56,419 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2024-12-06 03:46:56,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 03:46:56,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:46:56,419 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:46:56,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:46:56,421 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:46:56,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 03:46:57,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:46:57,123 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:46:57,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:46:57,228 INFO L256 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 03:46:57,229 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:46:57,280 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 03:46:57,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 03:46:57,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:46:57,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 14 states and 19 transitions. [2024-12-06 03:46:57,820 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 19 transitions. [2024-12-06 03:46:57,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 03:46:57,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:46:57,821 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:46:57,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:46:57,822 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:46:57,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 03:46:58,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:46:58,457 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:46:58,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:46:58,583 INFO L256 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 03:46:58,583 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:46:58,659 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 03:46:58,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 03:47:02,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 03:47:02,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:47:02,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2024-12-06 03:47:02,372 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2024-12-06 03:47:02,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 03:47:02,372 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:47:02,373 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:47:02,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:47:02,375 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:47:02,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 03:47:03,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:47:03,424 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:47:03,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:47:03,629 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 03:47:03,630 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:47:03,779 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 03:47:03,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 03:47:04,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:47:04,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 16 states and 21 transitions. [2024-12-06 03:47:04,179 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 21 transitions. [2024-12-06 03:47:04,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 03:47:04,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:47:04,179 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:47:04,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:47:04,181 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:47:04,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 03:47:05,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:47:05,346 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:47:05,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:47:05,541 INFO L256 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 03:47:05,542 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:47:05,649 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-06 03:47:05,658 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 03:47:06,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:47:06,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-12-06 03:47:06,422 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-12-06 03:47:06,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 03:47:06,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:47:06,423 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:47:06,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:47:06,425 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:47:06,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 03:47:07,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:47:07,603 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:47:07,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:47:07,817 INFO L256 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 03:47:07,818 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:47:07,967 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 03:47:07,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 03:47:11,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:47:11,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2024-12-06 03:47:11,301 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2024-12-06 03:47:11,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 03:47:11,301 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:47:11,301 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:47:11,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:47:11,303 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:47:11,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 03:47:12,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:47:12,535 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:47:12,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:47:12,805 INFO L256 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 03:47:12,806 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:47:12,938 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 03:47:12,949 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 03:47:13,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:47:13,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2024-12-06 03:47:13,760 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2024-12-06 03:47:13,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 03:47:13,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:47:13,760 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:47:13,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:47:13,762 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:47:13,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 03:47:15,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:47:15,042 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:47:15,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:47:15,270 INFO L256 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 03:47:15,271 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:47:15,455 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-12-06 03:47:15,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 03:47:19,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:47:19,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2024-12-06 03:47:19,333 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2024-12-06 03:47:19,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 03:47:19,334 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:47:19,334 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:47:19,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:47:19,335 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:47:19,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a3a3f6a-964a-4bd7-9ac7-53418cd37bff/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 03:47:23,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:47:23,988 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:47:28,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat