./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_2_safe.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_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/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_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_2_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/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_b111b9d9-f626-45e4-8d8a-90bc236af232/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 9cf3ce7b59c53175d67688a09ab5b7060f5919f8da2ff54324d839d0220a738f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:31:53,113 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:31:53,165 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 01:31:53,169 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:31:53,169 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:31:53,188 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:31:53,189 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:31:53,189 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:31:53,189 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:31:53,189 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:31:53,189 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:31:53,190 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:31:53,190 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:31:53,190 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:31:53,190 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:31:53,190 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:31:53,190 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:31:53,190 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:31:53,190 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:31:53,190 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:31:53,190 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:31:53,190 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:31:53,190 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:31:53,191 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:31:53,191 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:31:53,191 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:31:53,191 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:31:53,191 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:31:53,191 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:31:53,191 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:31:53,191 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:31:53,191 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:31:53,191 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:31:53,191 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_b111b9d9-f626-45e4-8d8a-90bc236af232/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 -> 9cf3ce7b59c53175d67688a09ab5b7060f5919f8da2ff54324d839d0220a738f [2024-12-06 01:31:53,427 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:31:53,434 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:31:53,435 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:31:53,436 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:31:53,437 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:31:53,438 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_2_safe.c-amalgamation.i [2024-12-06 01:31:56,016 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/data/71b686bba/4964e9f3b35c449c9dd351bafa74abb8/FLAGf995e659f [2024-12-06 01:31:56,337 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:31:56,338 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_2_safe.c-amalgamation.i [2024-12-06 01:31:56,358 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/data/71b686bba/4964e9f3b35c449c9dd351bafa74abb8/FLAGf995e659f [2024-12-06 01:31:56,598 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/data/71b686bba/4964e9f3b35c449c9dd351bafa74abb8 [2024-12-06 01:31:56,600 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:31:56,601 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:31:56,602 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:31:56,602 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:31:56,605 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:31:56,605 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:31:56" (1/1) ... [2024-12-06 01:31:56,606 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fde9567 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:31:56, skipping insertion in model container [2024-12-06 01:31:56,606 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:31:56" (1/1) ... [2024-12-06 01:31:56,646 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:31:57,334 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: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:1494) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:253) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:3184) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:3028) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2273) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:144) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1228) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:215) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 01:31:57,340 INFO L158 Benchmark]: Toolchain (without parser) took 737.38ms. Allocated memory is still 142.6MB. Free memory was 112.0MB in the beginning and 91.9MB in the end (delta: 20.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 01:31:57,340 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:31:57,340 INFO L158 Benchmark]: CACSL2BoogieTranslator took 735.79ms. Allocated memory is still 142.6MB. Free memory was 111.8MB in the beginning and 91.9MB in the end (delta: 19.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 01:31:57,341 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 735.79ms. Allocated memory is still 142.6MB. Free memory was 111.8MB in the beginning and 91.9MB in the end (delta: 19.9MB). 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: 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_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/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_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_2_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/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_b111b9d9-f626-45e4-8d8a-90bc236af232/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 9cf3ce7b59c53175d67688a09ab5b7060f5919f8da2ff54324d839d0220a738f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:31:59,068 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:31:59,146 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 01:31:59,169 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:31:59,170 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:31:59,171 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:31:59,171 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:31:59,171 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:31:59,171 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:31:59,172 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:31:59,172 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:31:59,172 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:31:59,172 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:31:59,172 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:31:59,172 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:31:59,172 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:31:59,172 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:31:59,172 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:31:59,173 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:31:59,173 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:31:59,173 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:31:59,173 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:31:59,173 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:31:59,173 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:31:59,173 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:31:59,173 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:31:59,173 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:31:59,173 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:31:59,174 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:31:59,174 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:31:59,174 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:31:59,174 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:31:59,174 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:31:59,174 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:31:59,174 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:31:59,174 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:31:59,174 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_b111b9d9-f626-45e4-8d8a-90bc236af232/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 -> 9cf3ce7b59c53175d67688a09ab5b7060f5919f8da2ff54324d839d0220a738f [2024-12-06 01:31:59,386 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:31:59,393 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:31:59,395 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:31:59,397 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:31:59,397 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:31:59,398 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_2_safe.c-amalgamation.i [2024-12-06 01:32:02,065 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/data/c3da73622/7526f8cb1f8448779307fef452e50044/FLAG081eef063 [2024-12-06 01:32:02,372 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:32:02,373 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_2_safe.c-amalgamation.i [2024-12-06 01:32:02,393 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/data/c3da73622/7526f8cb1f8448779307fef452e50044/FLAG081eef063 [2024-12-06 01:32:02,408 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/data/c3da73622/7526f8cb1f8448779307fef452e50044 [2024-12-06 01:32:02,410 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:32:02,411 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:32:02,413 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:32:02,413 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:32:02,417 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:32:02,418 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:32:02" (1/1) ... [2024-12-06 01:32:02,419 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bd51ac5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:02, skipping insertion in model container [2024-12-06 01:32:02,419 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:32:02" (1/1) ... [2024-12-06 01:32:02,458 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:32:03,210 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_b111b9d9-f626-45e4-8d8a-90bc236af232/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_2_safe.c-amalgamation.i[71467,71480] [2024-12-06 01:32:03,455 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 01:32:03,459 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:32:03,473 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:32:03,517 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_b111b9d9-f626-45e4-8d8a-90bc236af232/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_2_safe.c-amalgamation.i[71467,71480] [2024-12-06 01:32:03,612 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:32:03,799 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:32:03,799 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:03 WrapperNode [2024-12-06 01:32:03,799 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:32:03,800 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:32:03,800 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:32:03,800 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:32:03,805 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:03" (1/1) ... [2024-12-06 01:32:03,842 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:03" (1/1) ... [2024-12-06 01:32:03,911 INFO L138 Inliner]: procedures = 779, calls = 784, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1348 [2024-12-06 01:32:03,911 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:32:03,912 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:32:03,912 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:32:03,912 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:32:03,919 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:03" (1/1) ... [2024-12-06 01:32:03,920 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:03" (1/1) ... [2024-12-06 01:32:03,931 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:03" (1/1) ... [2024-12-06 01:32:03,931 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:03" (1/1) ... [2024-12-06 01:32:03,970 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:03" (1/1) ... [2024-12-06 01:32:03,973 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:03" (1/1) ... [2024-12-06 01:32:03,980 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:03" (1/1) ... [2024-12-06 01:32:03,986 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:03" (1/1) ... [2024-12-06 01:32:03,990 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:03" (1/1) ... [2024-12-06 01:32:04,000 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:32:04,000 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:32:04,001 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:32:04,001 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:32:04,001 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:32:03" (1/1) ... [2024-12-06 01:32:04,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:32:04,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:32:04,029 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:32:04,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:32:04,065 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-12-06 01:32:04,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-12-06 01:32:04,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:32:04,066 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:32:04,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:32:04,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-12-06 01:32:04,066 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-12-06 01:32:04,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 01:32:04,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 01:32:04,066 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2024-12-06 01:32:04,066 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2024-12-06 01:32:04,066 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-12-06 01:32:04,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-12-06 01:32:04,066 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 01:32:04,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:32:04,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 01:32:04,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-12-06 01:32:04,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 01:32:04,067 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2024-12-06 01:32:04,067 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2024-12-06 01:32:04,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-12-06 01:32:04,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 01:32:04,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-06 01:32:04,067 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2024-12-06 01:32:04,067 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2024-12-06 01:32:04,277 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:32:04,279 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:32:42,934 INFO L? ?]: Removed 244 outVars from TransFormulas that were not future-live. [2024-12-06 01:32:42,934 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:32:44,217 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:32:44,217 INFO L312 CfgBuilder]: Removed 44 assume(true) statements. [2024-12-06 01:32:44,217 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:32:44 BoogieIcfgContainer [2024-12-06 01:32:44,218 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:32:44,218 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:32:44,218 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:32:44,225 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:32:44,226 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:32:44" (1/1) ... [2024-12-06 01:32:44,231 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:32:44,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:32:44,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 103 states and 169 transitions. [2024-12-06 01:32:44,270 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 169 transitions. [2024-12-06 01:32:44,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-12-06 01:32:44,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:32:44,277 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:32:44,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:32:44,279 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:32:44,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 01:32:52,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:32:52,013 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:32:55,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:32:55,766 INFO L256 TraceCheckSpWp]: Trace formula consists of 2017 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:32:55,773 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:32:56,307 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-12-06 01:32:56,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 01:33:06,659 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 01:33:08,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 01:33:11,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 01:33:15,073 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 01:33:15,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:33:15,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 120 states and 213 transitions. [2024-12-06 01:33:15,145 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 213 transitions. [2024-12-06 01:33:15,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-06 01:33:15,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:33:15,150 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:33:15,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:33:15,152 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:33:15,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 01:33:22,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:33:22,828 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:33:26,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:33:26,552 INFO L256 TraceCheckSpWp]: Trace formula consists of 2020 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:33:26,555 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:33:27,646 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-12-06 01:33:27,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 01:33:29,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:33:29,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 127 states and 236 transitions. [2024-12-06 01:33:29,836 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 236 transitions. [2024-12-06 01:33:29,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-12-06 01:33:29,841 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:33:29,841 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:33:29,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:33:29,843 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:33:29,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 01:33:37,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:33:37,367 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:33:41,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:33:41,325 INFO L256 TraceCheckSpWp]: Trace formula consists of 2026 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:33:41,328 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:33:42,106 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-12-06 01:33:42,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 01:33:43,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:33:43,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 128 states and 238 transitions. [2024-12-06 01:33:43,443 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 238 transitions. [2024-12-06 01:33:43,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-06 01:33:43,445 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:33:43,446 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:33:43,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:33:43,447 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:33:43,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 01:33:52,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:33:52,187 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:33:55,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:33:55,875 INFO L256 TraceCheckSpWp]: Trace formula consists of 2026 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:33:55,878 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:33:57,116 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-12-06 01:33:57,146 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 01:33:58,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 01:33:59,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 01:34:02,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:34:02,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 136 states and 265 transitions. [2024-12-06 01:34:02,340 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 265 transitions. [2024-12-06 01:34:02,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-12-06 01:34:02,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:34:02,342 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:34:02,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:34:02,343 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:34:02,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 01:34:10,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:34:10,168 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:34:13,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:34:13,766 INFO L256 TraceCheckSpWp]: Trace formula consists of 2032 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:34:13,769 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:34:15,130 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2024-12-06 01:34:15,163 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 01:34:18,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:34:18,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 143 states and 292 transitions. [2024-12-06 01:34:18,477 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 292 transitions. [2024-12-06 01:34:18,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-12-06 01:34:18,478 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:34:18,478 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:34:18,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:34:18,480 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:34:18,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 01:34:26,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:34:26,576 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:34:29,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:34:29,870 INFO L256 TraceCheckSpWp]: Trace formula consists of 2070 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:34:29,873 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:34:30,707 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-12-06 01:34:30,744 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 01:34:32,399 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 01:34:34,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:34:34,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 144 states and 293 transitions. [2024-12-06 01:34:34,253 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 293 transitions. [2024-12-06 01:34:34,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-12-06 01:34:34,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:34:34,254 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:34:34,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:34:34,256 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:34:34,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 01:34:42,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:34:42,423 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:34:45,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:34:46,017 INFO L256 TraceCheckSpWp]: Trace formula consists of 2053 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:34:46,021 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:34:47,638 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-12-06 01:34:47,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 01:34:54,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:34:54,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 153 states and 326 transitions. [2024-12-06 01:34:54,313 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 326 transitions. [2024-12-06 01:34:54,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-12-06 01:34:54,314 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:34:54,314 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:34:54,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:34:54,316 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:34:54,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 01:35:02,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:35:02,409 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:35:05,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:35:05,926 INFO L256 TraceCheckSpWp]: Trace formula consists of 2037 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:35:05,929 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:35:07,600 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-12-06 01:35:07,643 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 01:35:13,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:35:13,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 160 states and 357 transitions. [2024-12-06 01:35:13,192 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 357 transitions. [2024-12-06 01:35:13,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 01:35:13,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:35:13,194 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:35:13,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:35:13,196 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:35:13,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 01:35:21,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:35:21,449 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:35:24,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:35:24,795 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:35:24,800 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:35:28,636 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 01:35:28,680 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 01:35:40,604 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 01:35:56,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:35:56,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 01:35:56,830 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 01:35:56,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 01:35:56,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:35:56,833 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:35:56,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:35:56,835 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:35:56,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 01:36:05,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:36:05,582 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:36:08,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:36:09,015 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:36:09,018 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:36:11,336 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 01:36:11,383 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 01:36:14,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:36:14,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 01:36:14,173 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 01:36:14,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 01:36:14,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:36:14,175 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:36:14,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:36:14,177 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:36:14,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 01:36:23,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:36:23,037 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:36:26,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:36:26,661 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:36:26,665 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:36:28,926 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 01:36:28,976 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 01:36:28,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:36:28,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 01:36:28,995 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 01:36:28,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 01:36:28,996 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:36:28,996 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:36:28,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:36:28,998 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:36:28,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 01:36:37,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:36:37,495 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:36:40,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:36:41,023 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:36:41,025 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:36:43,329 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 01:36:43,369 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 01:36:43,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:36:43,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 01:36:43,393 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 01:36:43,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 01:36:43,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:36:43,395 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:36:43,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:36:43,397 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:36:43,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 01:36:52,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:36:52,063 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:36:55,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:36:55,487 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:36:55,490 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:36:57,815 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 01:36:57,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 01:36:57,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:36:57,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 01:36:57,876 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 01:36:57,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 01:36:57,877 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:36:57,877 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:36:57,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:36:57,879 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:36:57,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 01:37:07,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:37:07,308 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:37:10,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:37:10,625 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:37:10,628 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:37:12,943 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 01:37:12,987 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 01:37:13,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:37:13,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 01:37:13,004 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 01:37:13,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 01:37:13,005 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:37:13,006 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:37:13,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:37:13,007 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:37:13,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 01:37:22,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:37:22,171 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:37:26,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:37:26,248 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:37:26,250 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:37:28,564 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 01:37:28,609 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 01:37:28,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:37:28,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 01:37:28,626 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 01:37:28,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 01:37:28,627 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:37:28,627 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:37:28,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:37:28,629 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:37:28,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 01:37:37,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:37:37,909 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:37:41,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:37:41,586 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:37:41,588 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:37:43,933 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 01:37:43,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 01:37:43,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:37:43,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 01:37:43,999 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 01:37:44,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 01:37:44,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:37:44,001 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:37:44,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:37:44,003 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:37:44,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 01:37:53,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:37:53,048 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:37:56,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:37:56,884 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:37:56,886 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:37:59,211 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 01:37:59,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 01:37:59,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:37:59,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 01:37:59,275 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 01:37:59,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 01:37:59,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:37:59,277 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:37:59,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:37:59,278 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:37:59,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 01:38:08,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:38:08,889 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:38:12,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:38:12,663 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:38:12,665 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:38:14,997 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 01:38:15,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-06 01:38:15,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:38:15,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 01:38:15,065 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 01:38:15,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 01:38:15,066 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:38:15,066 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:38:15,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:38:15,067 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:38:15,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 01:38:25,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:38:25,154 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:38:28,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:38:28,844 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:38:28,846 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:38:31,170 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 01:38:31,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-06 01:38:31,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:38:31,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 01:38:31,238 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 01:38:31,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-12-06 01:38:31,239 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:38:31,239 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:38:31,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:38:31,241 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:38:31,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-06 01:38:42,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:38:42,095 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:38:45,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:38:46,040 INFO L256 TraceCheckSpWp]: Trace formula consists of 2029 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:38:46,044 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:38:47,741 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-12-06 01:38:47,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-06 01:38:55,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:38:55,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-06 01:38:55,045 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-06 01:38:55,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 01:38:55,046 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:38:55,046 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:38:55,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:38:55,048 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:38:55,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-06 01:39:05,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:39:05,262 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:39:08,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:39:08,786 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:39:08,789 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:39:11,119 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 01:39:11,174 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-06 01:39:15,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:39:15,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-06 01:39:15,944 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-06 01:39:15,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 01:39:15,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:39:15,945 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:39:15,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:39:15,947 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:39:15,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-06 01:39:26,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:39:26,393 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:39:29,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:39:29,636 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:39:29,638 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:39:31,961 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 01:39:32,016 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-06 01:39:33,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:39:33,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-06 01:39:33,112 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-06 01:39:33,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 01:39:33,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:39:33,114 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:39:33,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:39:33,116 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:39:33,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 01:39:43,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:39:43,964 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:39:47,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:39:47,497 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:39:47,499 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:39:49,812 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 01:39:49,870 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-06 01:39:50,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:39:50,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-06 01:39:50,982 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-06 01:39:50,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 01:39:50,983 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:39:50,983 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:39:50,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:39:50,985 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:39:50,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 01:40:01,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:40:01,666 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:40:05,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:40:05,149 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:40:05,151 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:40:07,473 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 01:40:07,533 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 01:40:08,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:40:08,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-06 01:40:08,648 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-06 01:40:08,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 01:40:08,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:40:08,648 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:40:08,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:40:08,650 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:40:08,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 01:40:19,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:40:19,732 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:40:23,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:40:23,254 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:40:23,256 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:40:25,977 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 01:40:26,049 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 01:40:27,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:40:27,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-06 01:40:27,361 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-06 01:40:27,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 01:40:27,361 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:40:27,362 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:40:27,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:40:27,363 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:40:27,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 01:40:38,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:40:38,909 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:40:42,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:40:42,716 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:40:42,718 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:40:45,160 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 01:40:45,227 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 01:40:46,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:40:46,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-06 01:40:46,335 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-06 01:40:46,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 01:40:46,336 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:40:46,336 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:40:46,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:40:46,337 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:40:46,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-06 01:40:58,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:40:58,469 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:41:02,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:41:02,113 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:41:02,115 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:41:04,393 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 01:41:04,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-06 01:41:05,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:41:05,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-06 01:41:05,582 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-06 01:41:05,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 01:41:05,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:41:05,583 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:41:05,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:41:05,585 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:41:05,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-06 01:41:17,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:41:17,062 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:41:20,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:41:20,735 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:41:20,737 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:41:22,992 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 01:41:23,060 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-06 01:41:24,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:41:24,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-06 01:41:24,124 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-06 01:41:24,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 01:41:24,125 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:41:24,125 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:41:24,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:41:24,127 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:41:24,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-06 01:41:35,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:41:35,995 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:41:39,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:41:39,742 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:41:39,745 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:41:41,995 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 01:41:42,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-06 01:41:43,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:41:43,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-06 01:41:43,133 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-06 01:41:43,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 01:41:43,134 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:41:43,134 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:41:43,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:41:43,136 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:41:43,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-06 01:41:55,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:41:55,018 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:41:58,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:41:58,606 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:41:58,608 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:42:00,851 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 01:42:00,921 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-06 01:42:01,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:42:01,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-06 01:42:01,991 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-06 01:42:01,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 01:42:01,992 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:42:01,992 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:42:01,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:42:01,994 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:42:01,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-06 01:42:13,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:42:13,977 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:42:17,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:42:17,425 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:42:17,427 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:42:19,678 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 01:42:19,749 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-06 01:42:20,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:42:20,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-06 01:42:20,811 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-06 01:42:20,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 01:42:20,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:42:20,812 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:42:20,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:42:20,814 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:42:20,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-06 01:42:32,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:42:32,972 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:42:36,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:42:36,458 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:42:36,460 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:42:38,716 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 01:42:38,792 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-06 01:42:39,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:42:39,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-06 01:42:39,881 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-06 01:42:39,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 01:42:39,882 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:42:39,883 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:42:39,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:42:39,884 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:42:39,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-06 01:42:51,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:42:51,852 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:42:55,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:42:55,117 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:42:55,119 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:42:57,376 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 01:42:57,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-06 01:42:58,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:42:58,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-06 01:42:58,515 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-06 01:42:58,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 01:42:58,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:42:58,516 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:42:58,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:42:58,518 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:42:58,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-06 01:43:10,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:43:10,806 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:43:14,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:43:14,518 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:43:14,520 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:43:16,780 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 01:43:16,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-06 01:43:17,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:43:17,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-06 01:43:17,931 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-06 01:43:17,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 01:43:17,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:43:17,932 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:43:17,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:43:17,933 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:43:17,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-06 01:43:30,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:43:30,632 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:43:33,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:43:34,045 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:43:34,047 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:43:36,299 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 01:43:36,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-06 01:43:37,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:43:37,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-06 01:43:37,451 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-06 01:43:37,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 01:43:37,451 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:43:37,451 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:43:37,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:43:37,453 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:43:37,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-06 01:43:50,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:43:50,318 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:43:53,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:43:53,878 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:43:53,880 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:43:56,138 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 01:43:56,218 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-06 01:43:57,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:43:57,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-06 01:43:57,311 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-06 01:43:57,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 01:43:57,312 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:43:57,312 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:43:57,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:43:57,314 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:43:57,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-06 01:44:09,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:44:09,449 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:44:13,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:44:13,082 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:44:13,083 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:44:15,341 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 01:44:15,415 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-06 01:44:16,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:44:16,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-06 01:44:16,385 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-06 01:44:16,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 01:44:16,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:44:16,386 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:44:16,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:44:16,388 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:44:16,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-06 01:44:29,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:44:29,344 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:44:32,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:44:32,678 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:44:32,680 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:44:34,960 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 01:44:35,043 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-06 01:44:36,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:44:36,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-06 01:44:36,073 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-06 01:44:36,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 01:44:36,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:44:36,074 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:44:36,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:44:36,076 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:44:36,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-06 01:44:49,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:44:49,096 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:44:52,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:44:52,252 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:44:52,254 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:44:54,506 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 01:44:54,591 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-06 01:44:55,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:44:55,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-06 01:44:55,655 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-06 01:44:55,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 01:44:55,656 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:44:55,656 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:44:55,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:44:55,657 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:44:55,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-06 01:45:08,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:45:08,916 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:45:12,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:45:12,307 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:45:12,309 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:45:14,572 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 01:45:14,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-12-06 01:45:15,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:45:15,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-06 01:45:15,745 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-06 01:45:15,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 01:45:15,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:45:15,746 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:45:15,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:45:15,748 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:45:15,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-06 01:45:28,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:45:28,489 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:45:31,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:45:31,831 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:45:31,833 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:45:34,105 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 01:45:34,193 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-12-06 01:45:35,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:45:35,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-06 01:45:35,274 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-06 01:45:35,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 01:45:35,275 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:45:35,275 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:45:35,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:45:35,277 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:45:35,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-12-06 01:45:48,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:45:48,859 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:45:52,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:45:52,294 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:45:52,296 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:45:54,563 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 01:45:54,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-12-06 01:45:55,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:45:55,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-06 01:45:55,743 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-06 01:45:55,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 01:45:55,744 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:45:55,744 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:45:55,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:45:55,746 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:45:55,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-12-06 01:46:09,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:46:09,710 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:46:13,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:46:13,541 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:46:13,544 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:46:15,783 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 01:46:15,865 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-12-06 01:46:16,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:46:16,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 186 states and 438 transitions. [2024-12-06 01:46:16,827 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 438 transitions. [2024-12-06 01:46:16,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 01:46:16,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:46:16,827 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:46:16,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:46:16,829 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:46:16,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b111b9d9-f626-45e4-8d8a-90bc236af232/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-12-06 01:46:31,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:46:31,748 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:46:35,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:46:35,630 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 01:46:35,632 INFO L279 TraceCheckSpWp]: Computing forward predicates...