./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-28.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-28.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk --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 2a8173a95b98f2f1ade3ddbfa72a82a390b4308045cd4f85b878a79ad12c3bb8 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:31:51,635 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:31:51,734 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:31:51,741 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:31:51,742 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:31:51,772 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:31:51,772 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:31:51,773 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:31:51,773 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:31:51,774 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:31:51,774 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:31:51,775 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:31:51,775 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:31:51,775 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:31:51,776 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:31:51,776 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:31:51,776 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:31:51,777 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:31:51,777 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:31:51,777 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:31:51,778 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:31:51,778 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:31:51,779 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:31:51,779 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:31:51,779 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:31:51,780 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:31:51,780 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:31:51,780 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:31:51,781 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:31:51,785 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:31:51,786 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:31:51,786 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:31:51,786 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:31:51,786 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a8173a95b98f2f1ade3ddbfa72a82a390b4308045cd4f85b878a79ad12c3bb8 [2024-11-08 22:31:52,062 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:31:52,096 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:31:52,099 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:31:52,100 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:31:52,101 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:31:52,102 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-28.i Unable to find full path for "g++" [2024-11-08 22:31:54,144 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:31:54,305 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:31:54,305 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-28.i [2024-11-08 22:31:54,311 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/data/bf05299c3/a6cd2a68e6d248718e9547befe9e1407/FLAGdc62d5827 [2024-11-08 22:31:54,325 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/data/bf05299c3/a6cd2a68e6d248718e9547befe9e1407 [2024-11-08 22:31:54,328 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:31:54,330 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:31:54,332 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:31:54,332 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:31:54,339 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:31:54,340 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:31:54" (1/1) ... [2024-11-08 22:31:54,341 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36554518 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:54, skipping insertion in model container [2024-11-08 22:31:54,341 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:31:54" (1/1) ... [2024-11-08 22:31:54,364 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:31:54,545 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_9e985561-3b92-4779-ae55-522e312f3df7/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-28.i[915,928] [2024-11-08 22:31:54,595 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:31:54,605 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:31:54,616 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_9e985561-3b92-4779-ae55-522e312f3df7/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-28.i[915,928] [2024-11-08 22:31:54,630 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:31:54,649 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:31:54,649 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:54 WrapperNode [2024-11-08 22:31:54,650 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:31:54,651 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:31:54,651 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:31:54,651 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:31:54,661 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:54" (1/1) ... [2024-11-08 22:31:54,670 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:54" (1/1) ... [2024-11-08 22:31:54,692 INFO L138 Inliner]: procedures = 26, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 84 [2024-11-08 22:31:54,694 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:31:54,695 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:31:54,695 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:31:54,695 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:31:54,703 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:54" (1/1) ... [2024-11-08 22:31:54,704 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:54" (1/1) ... [2024-11-08 22:31:54,706 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:54" (1/1) ... [2024-11-08 22:31:54,706 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:54" (1/1) ... [2024-11-08 22:31:54,711 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:54" (1/1) ... [2024-11-08 22:31:54,714 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:54" (1/1) ... [2024-11-08 22:31:54,716 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:54" (1/1) ... [2024-11-08 22:31:54,716 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:54" (1/1) ... [2024-11-08 22:31:54,718 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:31:54,719 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:31:54,720 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:31:54,720 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:31:54,720 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:31:54" (1/1) ... [2024-11-08 22:31:54,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:31:54,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:31:54,760 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:31:54,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:31:54,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:31:54,795 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:31:54,795 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:31:54,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:31:54,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:31:54,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:31:54,888 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:31:54,892 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:31:55,171 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-08 22:31:55,171 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:31:55,266 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:31:55,267 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:31:55,267 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:31:55 BoogieIcfgContainer [2024-11-08 22:31:55,271 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:31:55,272 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:31:55,272 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:31:55,284 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:31:55,285 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:31:55" (1/1) ... [2024-11-08 22:31:55,297 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:31:55,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:31:55,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 27 states and 38 transitions. [2024-11-08 22:31:55,350 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 38 transitions. [2024-11-08 22:31:55,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 22:31:55,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:31:55,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:31:55,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:31:55,608 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:31:55,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:31:55,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:31:55,908 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:31:55,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:31:56,007 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:31:56,086 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:31:56 ImpRootNode [2024-11-08 22:31:56,088 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:31:56,091 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:31:56,091 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:31:56,091 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:31:56,092 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:31:55" (3/4) ... [2024-11-08 22:31:56,097 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:31:56,098 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:31:56,101 INFO L158 Benchmark]: Toolchain (without parser) took 1771.67ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 102.9MB in the beginning and 141.1MB in the end (delta: -38.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:31:56,102 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 142.6MB. Free memory is still 112.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:31:56,103 INFO L158 Benchmark]: CACSL2BoogieTranslator took 318.47ms. Allocated memory is still 142.6MB. Free memory was 102.4MB in the beginning and 89.2MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:31:56,104 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.53ms. Allocated memory is still 142.6MB. Free memory was 89.2MB in the beginning and 87.2MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:31:56,105 INFO L158 Benchmark]: Boogie Preprocessor took 23.90ms. Allocated memory is still 142.6MB. Free memory was 87.2MB in the beginning and 86.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:31:56,106 INFO L158 Benchmark]: RCFGBuilder took 551.93ms. Allocated memory is still 142.6MB. Free memory was 86.1MB in the beginning and 69.3MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 22:31:56,107 INFO L158 Benchmark]: CodeCheck took 815.84ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 69.3MB in the beginning and 141.1MB in the end (delta: -71.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:31:56,108 INFO L158 Benchmark]: Witness Printer took 9.74ms. Allocated memory is still 176.2MB. Free memory is still 141.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:31:56,113 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 27 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 44 NumberOfCodeBlocks, 44 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 36. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -10; [L23] double var_1_2 = 10.6; [L24] double var_1_3 = 1.8; [L25] double var_1_4 = 31.8; [L26] double var_1_5 = 24.25; [L27] signed char var_1_6 = 1; [L28] signed char var_1_7 = -25; [L29] unsigned char var_1_8 = 1; [L30] unsigned char var_1_9 = 0; [L31] unsigned char var_1_10 = 0; [L32] unsigned char var_1_11 = 8; [L72] isInitial = 1 [L73] FCALL initially() [L74] COND TRUE 1 [L75] FCALL updateLastVariables() [L76] CALL updateVariables() [L46] var_1_2 = __VERIFIER_nondet_double() [L47] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_1=-10, var_1_3=9/5, var_1_4=159/5, var_1_5=97/4, var_1_6=1, var_1_7=-25, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L47] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_1=-10, var_1_3=9/5, var_1_4=159/5, var_1_5=97/4, var_1_6=1, var_1_7=-25, var_1_8=1, var_1_9=0] [L48] var_1_3 = __VERIFIER_nondet_double() [L49] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_1=-10, var_1_4=159/5, var_1_5=97/4, var_1_6=1, var_1_7=-25, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L49] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_1=-10, var_1_4=159/5, var_1_5=97/4, var_1_6=1, var_1_7=-25, var_1_8=1, var_1_9=0] [L50] var_1_4 = __VERIFIER_nondet_double() [L51] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_1=-10, var_1_5=97/4, var_1_6=1, var_1_7=-25, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L51] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_1=-10, var_1_5=97/4, var_1_6=1, var_1_7=-25, var_1_8=1, var_1_9=0] [L52] var_1_5 = __VERIFIER_nondet_double() [L53] CALL assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_1=-10, var_1_6=1, var_1_7=-25, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L53] RET assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_1=-10, var_1_6=1, var_1_7=-25, var_1_8=1, var_1_9=0] [L54] CALL assume_abort_if_not(var_1_5 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_1=-10, var_1_6=1, var_1_7=-25, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L54] RET assume_abort_if_not(var_1_5 != 0.0F) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_1=-10, var_1_6=1, var_1_7=-25, var_1_8=1, var_1_9=0] [L55] var_1_6 = __VERIFIER_nondet_char() [L56] CALL assume_abort_if_not(var_1_6 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_1=-10, var_1_6=106, var_1_7=-25, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L56] RET assume_abort_if_not(var_1_6 >= -127) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_1=-10, var_1_6=106, var_1_7=-25, var_1_8=1, var_1_9=0] [L57] CALL assume_abort_if_not(var_1_6 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_1=-10, var_1_6=106, var_1_7=-25, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L57] RET assume_abort_if_not(var_1_6 <= 126) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_1=-10, var_1_6=106, var_1_7=-25, var_1_8=1, var_1_9=0] [L58] var_1_7 = __VERIFIER_nondet_char() [L59] CALL assume_abort_if_not(var_1_7 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_1=-10, var_1_6=106, var_1_7=107, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L59] RET assume_abort_if_not(var_1_7 >= -127) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_1=-10, var_1_6=106, var_1_7=107, var_1_8=1, var_1_9=0] [L60] CALL assume_abort_if_not(var_1_7 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_1=-10, var_1_6=106, var_1_7=107, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L60] RET assume_abort_if_not(var_1_7 <= 126) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_1=-10, var_1_6=106, var_1_7=107, var_1_8=1, var_1_9=0] [L61] var_1_9 = __VERIFIER_nondet_uchar() [L62] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_1=-10, var_1_6=106, var_1_7=107, var_1_8=1] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_1=-10, var_1_6=106, var_1_7=107, var_1_8=1] [L63] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=8, var_1_1=-10, var_1_6=106, var_1_7=107, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=8, var_1_1=-10, var_1_6=106, var_1_7=107, var_1_8=1, var_1_9=0] [L76] RET updateVariables() [L77] CALL step() [L36] COND TRUE var_1_2 > ((var_1_3 * var_1_4) / var_1_5) [L37] var_1_1 = ((((var_1_6) < (var_1_7)) ? (var_1_6) : (var_1_7))) [L41] var_1_8 = var_1_9 [L42] var_1_10 = var_1_9 [L43] var_1_11 = 10 [L77] RET step() [L78] CALL, EXPR property() [L68-L69] return ((((var_1_2 > ((var_1_3 * var_1_4) / var_1_5)) ? (var_1_1 == ((signed char) ((((var_1_6) < (var_1_7)) ? (var_1_6) : (var_1_7))))) : (var_1_1 == ((signed char) var_1_7))) && (var_1_8 == ((unsigned char) var_1_9))) && (var_1_10 == ((unsigned char) var_1_9))) && (var_1_11 == ((unsigned char) 10)) ; [L78] RET, EXPR property() [L78] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_1=106, var_1_6=106, var_1_7=107, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_1=106, var_1_6=106, var_1_7=107, var_1_8=0, var_1_9=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 142.6MB. Free memory is still 112.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 318.47ms. Allocated memory is still 142.6MB. Free memory was 102.4MB in the beginning and 89.2MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.53ms. Allocated memory is still 142.6MB. Free memory was 89.2MB in the beginning and 87.2MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.90ms. Allocated memory is still 142.6MB. Free memory was 87.2MB in the beginning and 86.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 551.93ms. Allocated memory is still 142.6MB. Free memory was 86.1MB in the beginning and 69.3MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 815.84ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 69.3MB in the beginning and 141.1MB in the end (delta: -71.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 9.74ms. Allocated memory is still 176.2MB. Free memory is still 141.1MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:31:56,148 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-28.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk --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 2a8173a95b98f2f1ade3ddbfa72a82a390b4308045cd4f85b878a79ad12c3bb8 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:31:58,583 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:31:58,653 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:31:58,686 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:31:58,687 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:31:58,687 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:31:58,688 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:31:58,688 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:31:58,689 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:31:58,692 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:31:58,693 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:31:58,693 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:31:58,694 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:31:58,695 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:31:58,696 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:31:58,696 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:31:58,697 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:31:58,697 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:31:58,698 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:31:58,698 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:31:58,698 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:31:58,699 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:31:58,699 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:31:58,700 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:31:58,700 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:31:58,700 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:31:58,701 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:31:58,701 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:31:58,702 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:31:58,702 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:31:58,703 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:31:58,703 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:31:58,703 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:31:58,704 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:31:58,704 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:31:58,704 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:31:58,705 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a8173a95b98f2f1ade3ddbfa72a82a390b4308045cd4f85b878a79ad12c3bb8 [2024-11-08 22:31:59,149 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:31:59,176 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:31:59,180 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:31:59,181 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:31:59,182 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:31:59,184 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-28.i Unable to find full path for "g++" [2024-11-08 22:32:01,238 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:32:01,487 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:32:01,487 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-28.i [2024-11-08 22:32:01,495 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/data/fc919bdeb/bd331a13f06b40e5a03b65adfafb21da/FLAG0dc8cb8b5 [2024-11-08 22:32:01,510 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/data/fc919bdeb/bd331a13f06b40e5a03b65adfafb21da [2024-11-08 22:32:01,513 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:32:01,515 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:32:01,516 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:32:01,517 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:32:01,522 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:32:01,523 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:32:01" (1/1) ... [2024-11-08 22:32:01,525 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79aa4dcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:01, skipping insertion in model container [2024-11-08 22:32:01,525 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:32:01" (1/1) ... [2024-11-08 22:32:01,553 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:32:01,769 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_9e985561-3b92-4779-ae55-522e312f3df7/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-28.i[915,928] [2024-11-08 22:32:01,861 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:32:01,882 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:32:01,898 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_9e985561-3b92-4779-ae55-522e312f3df7/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-28.i[915,928] [2024-11-08 22:32:01,918 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:32:01,940 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:32:01,940 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:01 WrapperNode [2024-11-08 22:32:01,940 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:32:01,942 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:32:01,942 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:32:01,942 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:32:01,950 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:01" (1/1) ... [2024-11-08 22:32:01,960 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:01" (1/1) ... [2024-11-08 22:32:01,983 INFO L138 Inliner]: procedures = 27, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 82 [2024-11-08 22:32:01,983 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:32:01,984 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:32:01,984 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:32:01,984 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:32:01,994 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:01" (1/1) ... [2024-11-08 22:32:01,995 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:01" (1/1) ... [2024-11-08 22:32:01,998 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:01" (1/1) ... [2024-11-08 22:32:01,998 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:01" (1/1) ... [2024-11-08 22:32:02,006 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:01" (1/1) ... [2024-11-08 22:32:02,010 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:01" (1/1) ... [2024-11-08 22:32:02,012 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:01" (1/1) ... [2024-11-08 22:32:02,014 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:01" (1/1) ... [2024-11-08 22:32:02,016 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:32:02,017 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:32:02,018 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:32:02,018 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:32:02,019 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:32:01" (1/1) ... [2024-11-08 22:32:02,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:32:02,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:32:02,054 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:32:02,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:32:02,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:32:02,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:32:02,096 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:32:02,096 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:32:02,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:32:02,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:32:02,213 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:32:02,216 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:32:33,236 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-08 22:32:33,236 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:32:33,330 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:32:33,330 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:32:33,331 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:32:33 BoogieIcfgContainer [2024-11-08 22:32:33,331 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:32:33,332 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:32:33,333 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:32:33,358 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:32:33,359 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:32:33" (1/1) ... [2024-11-08 22:32:33,369 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:32:33,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:32:33,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 27 states and 38 transitions. [2024-11-08 22:32:33,432 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 38 transitions. [2024-11-08 22:32:33,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 22:32:33,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:32:33,438 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:32:33,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:32:33,443 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:32:33,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:32:35,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:32:35,422 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:32:35,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:32:36,017 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 22:32:36,027 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:33:09,786 WARN L286 SmtUtils]: Spent 20.37s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:33:40,855 WARN L286 SmtUtils]: Spent 20.36s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:33:51,314 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (= |c_ULTIMATE.start___VERIFIER_assert_~cond#1| (_ bv1 32)))) (or (and (exists ((~var_1_3~0 (_ FloatingPoint 11 53)) (~var_1_2~0 (_ FloatingPoint 11 53)) (~var_1_5~0 (_ FloatingPoint 11 53)) (~var_1_4~0 (_ FloatingPoint 11 53)) (currentRoundingMode RoundingMode)) (not (fp.gt ~var_1_2~0 (fp.div currentRoundingMode (fp.mul currentRoundingMode ~var_1_3~0 ~var_1_4~0) ~var_1_5~0)))) .cse0) (and (exists ((~var_1_3~0 (_ FloatingPoint 11 53)) (~var_1_2~0 (_ FloatingPoint 11 53)) (~var_1_5~0 (_ FloatingPoint 11 53)) (~var_1_4~0 (_ FloatingPoint 11 53)) (currentRoundingMode RoundingMode)) (fp.gt ~var_1_2~0 (fp.div currentRoundingMode (fp.mul currentRoundingMode ~var_1_3~0 ~var_1_4~0) ~var_1_5~0))) .cse0))) is different from false [2024-11-08 22:33:51,344 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-08 22:33:51,359 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 22:34:01,248 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.65s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:34:11,717 WARN L873 $PredicateComparison]: unable to prove that (not (let ((.cse0 (= |c_ULTIMATE.start___VERIFIER_assert_~cond#1| (_ bv1 32)))) (or (and (exists ((~var_1_3~0 (_ FloatingPoint 11 53)) (~var_1_2~0 (_ FloatingPoint 11 53)) (~var_1_5~0 (_ FloatingPoint 11 53)) (~var_1_4~0 (_ FloatingPoint 11 53)) (currentRoundingMode RoundingMode)) (not (fp.gt ~var_1_2~0 (fp.div currentRoundingMode (fp.mul currentRoundingMode ~var_1_3~0 ~var_1_4~0) ~var_1_5~0)))) .cse0) (and (exists ((~var_1_3~0 (_ FloatingPoint 11 53)) (~var_1_2~0 (_ FloatingPoint 11 53)) (~var_1_5~0 (_ FloatingPoint 11 53)) (~var_1_4~0 (_ FloatingPoint 11 53)) (currentRoundingMode RoundingMode)) (fp.gt ~var_1_2~0 (fp.div currentRoundingMode (fp.mul currentRoundingMode ~var_1_3~0 ~var_1_4~0) ~var_1_5~0))) .cse0)))) is different from true [2024-11-08 22:34:11,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:34:11,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-11-08 22:34:11,731 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-11-08 22:34:11,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 22:34:11,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:34:11,735 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:34:11,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:34:11,738 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:34:11,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:34:13,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:34:13,625 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:34:14,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:34:14,188 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 22:34:14,192 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:34:46,363 WARN L286 SmtUtils]: Spent 20.29s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:35:17,541 WARN L286 SmtUtils]: Spent 20.34s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:35:17,645 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-08 22:35:17,663 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-08 22:35:17,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:35:17,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-11-08 22:35:17,683 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-11-08 22:35:17,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 22:35:17,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:35:17,688 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:35:17,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:35:17,692 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:35:17,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 22:35:19,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:35:19,567 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:35:20,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:35:20,225 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 22:35:20,229 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:35:52,067 WARN L286 SmtUtils]: Spent 20.27s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:36:23,291 WARN L286 SmtUtils]: Spent 20.32s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:36:23,398 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-08 22:36:23,418 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-08 22:36:23,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:36:23,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-11-08 22:36:23,436 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-11-08 22:36:23,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 22:36:23,438 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:36:23,438 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:36:23,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:36:23,441 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:36:23,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 22:36:25,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:36:25,183 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:36:25,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:36:25,746 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 22:36:25,749 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:36:57,111 WARN L286 SmtUtils]: Spent 20.30s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:37:28,176 WARN L286 SmtUtils]: Spent 20.32s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:37:28,289 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-08 22:37:28,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-08 22:37:28,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:28,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-11-08 22:37:28,312 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-11-08 22:37:28,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 22:37:28,313 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:28,314 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:37:28,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:37:28,317 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:37:28,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 22:37:29,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:30,000 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:37:30,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:30,494 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 22:37:30,496 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:38:01,818 WARN L286 SmtUtils]: Spent 20.29s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:38:32,863 WARN L286 SmtUtils]: Spent 20.33s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:38:32,962 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-08 22:38:32,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-08 22:38:32,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:32,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-11-08 22:38:32,981 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-11-08 22:38:32,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 22:38:32,982 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:32,982 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:38:32,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:38:32,985 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:38:32,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 22:38:34,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:34,838 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:38:35,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:35,381 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 22:38:35,383 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:39:06,756 WARN L286 SmtUtils]: Spent 20.32s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:39:37,827 WARN L286 SmtUtils]: Spent 20.30s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:39:37,913 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-08 22:39:37,926 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-08 22:39:37,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:37,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-11-08 22:39:37,932 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-11-08 22:39:37,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 22:39:37,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:37,934 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:39:37,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:39:37,935 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:39:37,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-08 22:39:39,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:39,573 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:39:40,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:40,292 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 22:39:40,294 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:40:11,614 WARN L286 SmtUtils]: Spent 20.32s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:40:38,981 WARN L286 SmtUtils]: Spent 16.66s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:40:39,068 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-08 22:40:39,081 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-08 22:40:39,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:39,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-11-08 22:40:39,086 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-11-08 22:40:39,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 22:40:39,087 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:39,088 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:40:39,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:40:39,090 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:40:39,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-08 22:40:40,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:40,671 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:40:41,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:41,283 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 22:40:41,285 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:41:12,667 WARN L286 SmtUtils]: Spent 20.34s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:41:43,661 WARN L286 SmtUtils]: Spent 20.28s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:41:43,754 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-08 22:41:43,767 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-08 22:41:43,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:43,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-11-08 22:41:43,773 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-11-08 22:41:43,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 22:41:43,774 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:43,775 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:41:43,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:41:43,777 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:41:43,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-08 22:41:45,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:45,416 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:41:45,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:45,952 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 22:41:45,954 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:42:17,298 WARN L286 SmtUtils]: Spent 20.40s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:42:48,338 WARN L286 SmtUtils]: Spent 20.32s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:42:48,444 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-08 22:42:48,459 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-08 22:42:48,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:48,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-11-08 22:42:48,467 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-11-08 22:42:48,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 22:42:48,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:48,469 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:42:48,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:42:48,472 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:42:48,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-08 22:42:50,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:50,318 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:42:50,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:50,950 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 22:42:50,952 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:43:22,302 WARN L286 SmtUtils]: Spent 20.33s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:43:53,505 WARN L286 SmtUtils]: Spent 20.31s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:43:53,601 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-08 22:43:53,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-08 22:43:53,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:53,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-11-08 22:43:53,624 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-11-08 22:43:53,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 22:43:53,626 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:53,626 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:43:53,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:43:53,629 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:43:53,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-08 22:43:55,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:55,328 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:43:55,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:55,827 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 22:43:55,828 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:44:20,291 WARN L286 SmtUtils]: Spent 13.48s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:44:48,349 WARN L286 SmtUtils]: Spent 17.33s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:44:48,442 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-08 22:44:48,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-08 22:44:48,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:48,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-11-08 22:44:48,461 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-11-08 22:44:48,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 22:44:48,462 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:48,463 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:44:48,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:44:48,466 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:44:48,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-08 22:44:50,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:50,134 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:44:50,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:50,653 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 22:44:50,655 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:45:21,974 WARN L286 SmtUtils]: Spent 20.34s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:45:53,185 WARN L286 SmtUtils]: Spent 20.37s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:45:53,290 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-08 22:45:53,305 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2024-11-08 22:45:53,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:45:53,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-11-08 22:45:53,311 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-11-08 22:45:53,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 22:45:53,312 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:45:53,313 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:45:53,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:45:53,314 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:45:53,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-08 22:45:55,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:45:55,289 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:45:55,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:45:55,874 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 22:45:55,875 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:46:27,251 WARN L286 SmtUtils]: Spent 20.35s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:46:58,372 WARN L286 SmtUtils]: Spent 20.33s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:46:58,470 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-08 22:46:58,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-08 22:46:58,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:46:58,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2024-11-08 22:46:58,492 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-11-08 22:46:58,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 22:46:58,493 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:46:58,493 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:46:58,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:46:58,497 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:46:58,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e985561-3b92-4779-ae55-522e312f3df7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-08 22:47:00,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:00,433 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:47:00,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:01,064 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 22:47:01,065 INFO L278 TraceCheckSpWp]: Computing forward predicates...