./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/tanh_w4_r3_case_1_unsafe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w4_r3_case_1_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm --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 e6a103a0e990ace4fde536bf9c006657b142e9b8e7c1cffe30f27ef683d243a9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:07:38,033 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:07:38,128 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:07:38,134 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:07:38,134 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:07:38,171 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:07:38,172 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:07:38,173 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:07:38,174 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:07:38,174 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:07:38,175 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:07:38,175 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:07:38,176 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:07:38,176 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:07:38,176 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:07:38,176 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:07:38,177 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:07:38,177 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:07:38,177 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:07:38,177 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:07:38,177 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:07:38,178 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:07:38,178 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:07:38,178 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:07:38,178 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:07:38,178 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:07:38,178 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:07:38,179 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:07:38,179 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:07:38,179 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:07:38,179 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:07:38,179 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:07:38,180 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:07:38,180 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_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm 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 -> e6a103a0e990ace4fde536bf9c006657b142e9b8e7c1cffe30f27ef683d243a9 [2024-11-13 23:07:38,479 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:07:38,488 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:07:38,490 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:07:38,491 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:07:38,492 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:07:38,493 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/tanh_w4_r3_case_1_unsafe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 23:07:40,361 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:07:40,944 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:07:40,945 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/sv-benchmarks/c/neural-networks/tanh_w4_r3_case_1_unsafe.c-amalgamation.i [2024-11-13 23:07:40,990 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/data/8d47e10ec/2830666a264b4a06809a7b13364ad0d9/FLAG36dc74058 [2024-11-13 23:07:41,424 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/data/8d47e10ec/2830666a264b4a06809a7b13364ad0d9 [2024-11-13 23:07:41,426 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:07:41,427 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:07:41,429 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:07:41,429 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:07:41,433 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:07:41,434 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:07:41" (1/1) ... [2024-11-13 23:07:41,435 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39f358b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:07:41, skipping insertion in model container [2024-11-13 23:07:41,436 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:07:41" (1/1) ... [2024-11-13 23:07:41,497 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:07:42,696 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_7de80897-7944-457a-bbd7-2dbe5a556c5f/sv-benchmarks/c/neural-networks/tanh_w4_r3_case_1_unsafe.c-amalgamation.i[71403,71416] [2024-11-13 23:07:42,942 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: fabs 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.translateStandardFunction(StandardFunctionHandler.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1611) 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:792) 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:2564) 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:792) 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:792) 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:1516) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:224) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1167) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1150) 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.handleLoopBody(CHandler.java:3610) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1563) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:227) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1167) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1150) 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:388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1638) 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:3515) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2508) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:642) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 23:07:42,949 INFO L158 Benchmark]: Toolchain (without parser) took 1520.69ms. Allocated memory is still 142.6MB. Free memory was 109.4MB in the beginning and 81.3MB in the end (delta: 28.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 23:07:42,949 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 142.6MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:07:42,950 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1518.26ms. Allocated memory is still 142.6MB. Free memory was 109.4MB in the beginning and 81.3MB in the end (delta: 28.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 23:07:42,951 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 142.6MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1518.26ms. Allocated memory is still 142.6MB. Free memory was 109.4MB in the beginning and 81.3MB in the end (delta: 28.1MB). Peak memory consumption was 33.6MB. 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: fabs de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs: 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_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/tanh_w4_r3_case_1_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm --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 e6a103a0e990ace4fde536bf9c006657b142e9b8e7c1cffe30f27ef683d243a9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:07:45,532 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:07:45,632 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 23:07:45,682 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:07:45,683 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:07:45,683 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:07:45,684 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:07:45,684 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:07:45,684 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:07:45,684 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:07:45,684 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:07:45,684 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:07:45,684 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:07:45,684 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:07:45,684 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:07:45,685 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:07:45,685 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:07:45,685 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:07:45,685 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:07:45,685 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:07:45,685 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:07:45,685 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:07:45,685 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:07:45,685 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:07:45,685 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:07:45,686 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:07:45,686 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:07:45,686 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:07:45,686 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:07:45,688 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:07:45,689 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:07:45,689 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:07:45,689 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:07:45,689 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:07:45,689 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:07:45,689 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:07:45,689 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_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm 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 -> e6a103a0e990ace4fde536bf9c006657b142e9b8e7c1cffe30f27ef683d243a9 [2024-11-13 23:07:45,995 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:07:46,003 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:07:46,005 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:07:46,007 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:07:46,007 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:07:46,008 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/tanh_w4_r3_case_1_unsafe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 23:07:47,965 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:07:48,443 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:07:48,446 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/sv-benchmarks/c/neural-networks/tanh_w4_r3_case_1_unsafe.c-amalgamation.i [2024-11-13 23:07:48,495 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/data/2e6b8b144/41a966436f644955877b1cac03ac7c74/FLAGb5e0b7ee4 [2024-11-13 23:07:48,520 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/data/2e6b8b144/41a966436f644955877b1cac03ac7c74 [2024-11-13 23:07:48,523 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:07:48,525 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:07:48,526 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:07:48,527 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:07:48,531 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:07:48,532 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:07:48" (1/1) ... [2024-11-13 23:07:48,533 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a3962dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:07:48, skipping insertion in model container [2024-11-13 23:07:48,533 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:07:48" (1/1) ... [2024-11-13 23:07:48,608 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:07:49,886 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_7de80897-7944-457a-bbd7-2dbe5a556c5f/sv-benchmarks/c/neural-networks/tanh_w4_r3_case_1_unsafe.c-amalgamation.i[71403,71416] [2024-11-13 23:07:50,242 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 23:07:50,348 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:07:50,367 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:07:50,454 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_7de80897-7944-457a-bbd7-2dbe5a556c5f/sv-benchmarks/c/neural-networks/tanh_w4_r3_case_1_unsafe.c-amalgamation.i[71403,71416] [2024-11-13 23:07:50,658 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:07:51,053 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:07:51,054 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:07:51 WrapperNode [2024-11-13 23:07:51,054 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:07:51,056 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:07:51,056 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:07:51,056 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:07:51,067 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:07:51" (1/1) ... [2024-11-13 23:07:51,144 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:07:51" (1/1) ... [2024-11-13 23:07:51,208 INFO L138 Inliner]: procedures = 780, calls = 721, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 410 [2024-11-13 23:07:51,208 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:07:51,209 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:07:51,209 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:07:51,209 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:07:51,217 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:07:51" (1/1) ... [2024-11-13 23:07:51,217 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:07:51" (1/1) ... [2024-11-13 23:07:51,224 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:07:51" (1/1) ... [2024-11-13 23:07:51,224 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:07:51" (1/1) ... [2024-11-13 23:07:51,258 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:07:51" (1/1) ... [2024-11-13 23:07:51,265 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:07:51" (1/1) ... [2024-11-13 23:07:51,271 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:07:51" (1/1) ... [2024-11-13 23:07:51,278 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:07:51" (1/1) ... [2024-11-13 23:07:51,296 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:07:51,297 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:07:51,297 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:07:51,297 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:07:51,299 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:07:51" (1/1) ... [2024-11-13 23:07:51,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:07:51,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:07:51,350 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:07:51,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:07:51,387 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 23:07:51,388 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNN [2024-11-13 23:07:51,388 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNN [2024-11-13 23:07:51,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-13 23:07:51,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:07:51,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:07:51,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:07:51,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-13 23:07:51,388 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-13 23:07:51,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:07:51,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 23:07:51,388 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_affine_matmul [2024-11-13 23:07:51,389 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_affine_matmul [2024-11-13 23:07:51,389 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-13 23:07:51,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-13 23:07:51,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:07:51,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:07:51,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-13 23:07:51,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-13 23:07:51,389 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_simpleRNNcell [2024-11-13 23:07:51,389 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_simpleRNNcell [2024-11-13 23:07:51,389 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 23:07:51,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-13 23:07:51,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 23:07:51,691 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:07:51,695 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:08:12,024 INFO L? ?]: Removed 121 outVars from TransFormulas that were not future-live. [2024-11-13 23:08:12,025 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:08:12,367 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:08:12,368 INFO L316 CfgBuilder]: Removed 20 assume(true) statements. [2024-11-13 23:08:12,368 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:08:12 BoogieIcfgContainer [2024-11-13 23:08:12,368 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:08:12,369 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:08:12,369 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:08:12,379 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:08:12,379 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:08:12" (1/1) ... [2024-11-13 23:08:12,387 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:08:12,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:12,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 67 states and 102 transitions. [2024-11-13 23:08:12,436 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 102 transitions. [2024-11-13 23:08:12,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 23:08:12,438 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:12,439 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:08:12,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:08:12,441 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:08:12,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:08:13,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:13,472 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:08:14,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:14,093 INFO L255 TraceCheckSpWp]: Trace formula consists of 556 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 23:08:14,099 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:08:15,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:08:15,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 23:08:25,395 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:08:26,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:08:26,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 71 states and 109 transitions. [2024-11-13 23:08:26,988 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 109 transitions. [2024-11-13 23:08:26,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 23:08:26,989 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:08:26,990 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:08:26,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:08:26,995 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:08:26,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 23:08:38,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:38,541 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:08:39,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:08:39,529 INFO L255 TraceCheckSpWp]: Trace formula consists of 556 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-13 23:08:39,538 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:08:39,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:08:40,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:08:40,092 INFO L224 Elim1Store]: Index analysis took 193 ms [2024-11-13 23:08:41,011 INFO L349 Elim1Store]: treesize reduction 60, result has 13.0 percent of original size [2024-11-13 23:08:41,012 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 73 treesize of output 69 [2024-11-13 23:08:41,121 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-13 23:08:41,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:08:43,115 INFO L349 Elim1Store]: treesize reduction 125, result has 17.2 percent of original size [2024-11-13 23:08:43,117 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 2 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 29055 treesize of output 28896 [2024-11-13 23:09:01,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:09:01,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:09:01,237 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 65 [2024-11-13 23:09:01,340 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-13 23:09:01,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:09:01,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:09:01,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:09:02,931 INFO L349 Elim1Store]: treesize reduction 115, result has 18.4 percent of original size [2024-11-13 23:09:02,932 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 2 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 6943 treesize of output 6880 [2024-11-13 23:09:17,061 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-13 23:09:17,102 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-13 23:09:17,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:09:17,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:09:17,285 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 65 [2024-11-13 23:09:17,331 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-13 23:09:17,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 23:09:18,824 INFO L349 Elim1Store]: treesize reduction 125, result has 17.2 percent of original size [2024-11-13 23:09:18,825 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 29055 treesize of output 28896 [2024-11-13 23:09:34,175 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-11-13 23:09:34,325 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-11-13 23:09:41,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:09:41,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 23:09:58,756 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:10:09,605 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:10:17,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:17,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 75 states and 119 transitions. [2024-11-13 23:10:17,600 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 119 transitions. [2024-11-13 23:10:17,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:10:17,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:17,602 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:10:17,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:10:17,605 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:10:17,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 23:10:18,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:18,512 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:10:18,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:18,901 INFO L255 TraceCheckSpWp]: Trace formula consists of 558 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 23:10:18,902 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:10:19,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:10:19,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 23:10:19,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:10:19,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 76 states and 120 transitions. [2024-11-13 23:10:19,377 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 120 transitions. [2024-11-13 23:10:19,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:10:19,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:10:19,379 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:10:19,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:10:19,381 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:10:19,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 23:10:20,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:20,279 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:10:20,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:10:20,692 INFO L255 TraceCheckSpWp]: Trace formula consists of 558 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 23:10:20,693 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:10:25,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:10:25,019 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-13 23:10:44,516 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:11:27,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:11:27,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 81 states and 134 transitions. [2024-11-13 23:11:27,849 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 134 transitions. [2024-11-13 23:11:27,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 23:11:27,851 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:11:27,851 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:11:27,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:11:27,855 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:11:27,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 23:11:28,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:28,862 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:11:29,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:29,294 INFO L255 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:11:29,297 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:11:31,874 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 23:11:31,880 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-13 23:11:52,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:11:52,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 84 states and 144 transitions. [2024-11-13 23:11:52,426 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 144 transitions. [2024-11-13 23:11:52,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 23:11:52,428 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:11:52,428 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:11:52,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:11:52,432 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:11:52,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 23:11:53,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:53,473 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:11:53,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:11:53,875 INFO L255 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:11:53,877 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:11:54,045 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 23:11:54,054 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-13 23:12:02,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:12:02,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 86 states and 150 transitions. [2024-11-13 23:12:02,542 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 150 transitions. [2024-11-13 23:12:02,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:12:02,544 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:12:02,544 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:12:02,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:12:02,546 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:12:02,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 23:12:03,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:12:03,644 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:12:04,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:12:04,039 INFO L255 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 23:12:04,041 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:12:25,719 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 23:12:25,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 23:12:52,593 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:14:59,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:14:59,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 118 states and 235 transitions. [2024-11-13 23:14:59,707 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 235 transitions. [2024-11-13 23:14:59,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:14:59,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:14:59,711 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:14:59,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:14:59,714 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:14:59,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 23:15:00,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:15:00,985 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:15:01,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:15:01,394 INFO L255 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 23:15:01,396 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:15:02,102 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 23:15:02,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-13 23:15:08,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:15:08,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 123 states and 245 transitions. [2024-11-13 23:15:08,302 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 245 transitions. [2024-11-13 23:15:08,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:15:08,305 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:15:08,305 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:15:08,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:15:08,309 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:15:08,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 23:15:09,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:15:09,596 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:15:10,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:15:10,045 INFO L255 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 23:15:10,047 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:15:10,829 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 23:15:10,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 23:15:16,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:15:16,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 116 states and 223 transitions. [2024-11-13 23:15:16,810 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 223 transitions. [2024-11-13 23:15:16,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:15:16,813 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:15:16,813 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:15:16,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:15:16,816 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:15:16,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 23:15:18,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:15:18,114 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:15:18,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:15:18,516 INFO L255 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 23:15:18,518 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:15:22,161 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 23:15:22,172 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-13 23:15:36,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:15:36,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 117 states and 228 transitions. [2024-11-13 23:15:36,229 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 228 transitions. [2024-11-13 23:15:36,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:15:36,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:15:36,231 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:15:36,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:15:36,233 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:15:36,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 23:15:37,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:15:37,698 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:15:38,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:15:38,115 INFO L255 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 23:15:38,117 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:15:41,834 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 23:15:41,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-13 23:15:55,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:15:55,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 118 states and 229 transitions. [2024-11-13 23:15:55,322 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 229 transitions. [2024-11-13 23:15:55,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 23:15:55,323 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:15:55,323 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:15:55,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:15:55,325 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:15:55,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 23:15:56,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:15:56,728 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:15:57,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:15:57,104 INFO L255 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 23:15:57,106 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:16:00,768 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 23:16:00,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-13 23:16:44,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:16:44,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 122 states and 240 transitions. [2024-11-13 23:16:44,005 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 240 transitions. [2024-11-13 23:16:44,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 23:16:44,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:16:44,007 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:16:44,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:16:44,010 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:16:44,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 23:16:45,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:45,553 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:16:45,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:16:45,947 INFO L255 TraceCheckSpWp]: Trace formula consists of 734 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 23:16:45,949 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:17:03,661 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 23:17:03,675 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-13 23:19:01,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:01,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 137 states and 289 transitions. [2024-11-13 23:19:01,841 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 289 transitions. [2024-11-13 23:19:01,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 23:19:01,843 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:01,843 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:19:01,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:19:01,849 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:19:01,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-13 23:19:03,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:03,428 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:19:03,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:03,847 INFO L255 TraceCheckSpWp]: Trace formula consists of 734 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 23:19:03,850 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:19:07,652 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 23:19:07,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-13 23:19:26,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:26,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 138 states and 292 transitions. [2024-11-13 23:19:26,395 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 292 transitions. [2024-11-13 23:19:26,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 23:19:26,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:26,397 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:19:26,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:19:26,399 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:19:26,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-13 23:19:28,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:28,005 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:19:28,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:28,414 INFO L255 TraceCheckSpWp]: Trace formula consists of 734 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 23:19:28,416 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:19:32,779 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 23:19:32,797 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-13 23:19:51,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:19:51,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 139 states and 296 transitions. [2024-11-13 23:19:51,853 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 296 transitions. [2024-11-13 23:19:51,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-13 23:19:51,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:19:51,855 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:19:51,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:19:51,857 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:19:51,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-13 23:19:53,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:53,951 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:19:54,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:19:54,487 INFO L255 TraceCheckSpWp]: Trace formula consists of 734 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 23:19:54,490 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:19:58,519 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 23:19:58,541 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-13 23:20:53,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:20:53,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 143 states and 307 transitions. [2024-11-13 23:20:53,465 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 307 transitions. [2024-11-13 23:20:53,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 23:20:53,467 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:20:53,467 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:20:53,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:20:53,470 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:20:53,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-13 23:20:55,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:55,248 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:20:55,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:20:55,650 INFO L255 TraceCheckSpWp]: Trace formula consists of 736 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 23:20:55,652 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:21:17,662 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 23:21:17,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7de80897-7944-457a-bbd7-2dbe5a556c5f/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0