./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-95.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_5ff79edd-396a-4289-af6a-352a2698df70/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff79edd-396a-4289-af6a-352a2698df70/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff79edd-396a-4289-af6a-352a2698df70/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff79edd-396a-4289-af6a-352a2698df70/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-95.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff79edd-396a-4289-af6a-352a2698df70/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff79edd-396a-4289-af6a-352a2698df70/bin/ukojak-verify-G8NBE6pJGL --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 d108156f6bbb1643a63c117926d89d2b1bdfe70b74930503a22a3dbb7e6dc546 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:02:14,548 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:02:14,669 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff79edd-396a-4289-af6a-352a2698df70/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:02:14,677 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:02:14,678 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:02:14,714 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:02:14,715 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:02:14,716 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:02:14,717 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:02:14,718 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:02:14,718 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:02:14,719 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:02:14,719 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:02:14,720 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:02:14,721 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:02:14,721 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:02:14,722 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:02:14,722 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:02:14,723 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:02:14,723 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:02:14,724 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:02:14,724 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:02:14,725 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:02:14,725 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:02:14,726 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:02:14,726 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:02:14,727 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:02:14,727 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:02:14,728 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:02:14,728 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:02:14,729 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:02:14,729 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:02:14,729 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:02:14,730 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_5ff79edd-396a-4289-af6a-352a2698df70/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff79edd-396a-4289-af6a-352a2698df70/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d108156f6bbb1643a63c117926d89d2b1bdfe70b74930503a22a3dbb7e6dc546 [2023-11-19 04:02:15,033 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:02:15,067 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:02:15,070 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:02:15,071 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:02:15,072 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:02:15,073 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff79edd-396a-4289-af6a-352a2698df70/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-95.i [2023-11-19 04:02:18,258 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:02:18,464 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:02:18,465 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff79edd-396a-4289-af6a-352a2698df70/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-95.i [2023-11-19 04:02:18,474 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff79edd-396a-4289-af6a-352a2698df70/bin/ukojak-verify-G8NBE6pJGL/data/8deed6db2/883d60f6931f46da9fe028795c62b84e/FLAG30f3016aa [2023-11-19 04:02:18,490 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff79edd-396a-4289-af6a-352a2698df70/bin/ukojak-verify-G8NBE6pJGL/data/8deed6db2/883d60f6931f46da9fe028795c62b84e [2023-11-19 04:02:18,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:02:18,494 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:02:18,496 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:02:18,496 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:02:18,501 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:02:18,502 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:02:18" (1/1) ... [2023-11-19 04:02:18,503 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@362cdeaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:18, skipping insertion in model container [2023-11-19 04:02:18,504 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:02:18" (1/1) ... [2023-11-19 04:02:18,529 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:02:18,688 WARN L240 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_5ff79edd-396a-4289-af6a-352a2698df70/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-95.i[915,928] [2023-11-19 04:02:18,715 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:02:18,730 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:02:18,741 WARN L240 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_5ff79edd-396a-4289-af6a-352a2698df70/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-95.i[915,928] [2023-11-19 04:02:18,756 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:02:18,775 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:02:18,776 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:18 WrapperNode [2023-11-19 04:02:18,776 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:02:18,777 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:02:18,777 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:02:18,778 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:02:18,786 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:18" (1/1) ... [2023-11-19 04:02:18,794 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:18" (1/1) ... [2023-11-19 04:02:18,820 INFO L138 Inliner]: procedures = 26, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 85 [2023-11-19 04:02:18,820 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:02:18,821 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:02:18,821 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:02:18,821 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:02:18,831 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:18" (1/1) ... [2023-11-19 04:02:18,832 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:18" (1/1) ... [2023-11-19 04:02:18,834 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:18" (1/1) ... [2023-11-19 04:02:18,834 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:18" (1/1) ... [2023-11-19 04:02:18,840 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:18" (1/1) ... [2023-11-19 04:02:18,847 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:18" (1/1) ... [2023-11-19 04:02:18,848 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:18" (1/1) ... [2023-11-19 04:02:18,850 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:18" (1/1) ... [2023-11-19 04:02:18,852 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:02:18,853 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:02:18,853 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:02:18,854 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:02:18,854 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:18" (1/1) ... [2023-11-19 04:02:18,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:02:18,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff79edd-396a-4289-af6a-352a2698df70/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:02:18,901 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff79edd-396a-4289-af6a-352a2698df70/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:02:18,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff79edd-396a-4289-af6a-352a2698df70/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:02:18,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:02:18,947 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:02:18,947 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:02:18,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:02:18,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:02:18,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:02:19,037 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:02:19,040 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:02:19,245 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:02:19,358 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:02:19,358 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:02:19,363 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:02:19 BoogieIcfgContainer [2023-11-19 04:02:19,363 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:02:19,364 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:02:19,364 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:02:19,375 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:02:19,375 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:02:19" (1/1) ... [2023-11-19 04:02:19,384 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:02:19,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:19,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2023-11-19 04:02:19,448 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2023-11-19 04:02:19,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 04:02:19,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:19,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:19,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:02:19,681 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:02:19,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:02:19,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:02:19,843 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:02:19,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:02:19,915 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 04:02:19,967 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 04:02:19 ImpRootNode [2023-11-19 04:02:19,967 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 04:02:19,968 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:02:19,968 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:02:19,968 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:02:19,969 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:02:19" (3/4) ... [2023-11-19 04:02:19,971 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:02:19,972 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:02:19,973 INFO L158 Benchmark]: Toolchain (without parser) took 1478.71ms. Allocated memory is still 184.5MB. Free memory was 136.0MB in the beginning and 80.1MB in the end (delta: 55.9MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2023-11-19 04:02:19,974 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 144.7MB. Free memory was 90.9MB in the beginning and 90.7MB in the end (delta: 157.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:02:19,975 INFO L158 Benchmark]: CACSL2BoogieTranslator took 280.47ms. Allocated memory is still 184.5MB. Free memory was 136.0MB in the beginning and 124.8MB in the end (delta: 11.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 04:02:19,983 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.27ms. Allocated memory is still 184.5MB. Free memory was 124.8MB in the beginning and 122.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:02:19,984 INFO L158 Benchmark]: Boogie Preprocessor took 31.48ms. Allocated memory is still 184.5MB. Free memory was 122.7MB in the beginning and 121.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:02:19,985 INFO L158 Benchmark]: RCFGBuilder took 509.99ms. Allocated memory is still 184.5MB. Free memory was 121.4MB in the beginning and 106.0MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 04:02:19,987 INFO L158 Benchmark]: CodeCheck took 603.12ms. Allocated memory is still 184.5MB. Free memory was 106.0MB in the beginning and 80.1MB in the end (delta: 25.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-19 04:02:19,987 INFO L158 Benchmark]: Witness Printer took 4.48ms. Allocated memory is still 184.5MB. Free memory is still 80.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:02:19,994 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: 0.5s, 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 42 NumberOfCodeBlocks, 42 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, overapproximation of someBinaryArithmeticDOUBLEoperation at line 39. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 24.5; [L23] double var_1_2 = 9.4; [L24] double var_1_3 = 7.8; [L25] double var_1_4 = 127.84; [L26] double var_1_5 = 999999999.5; [L27] double var_1_6 = 0.0; [L28] double var_1_7 = 9999999.8; [L29] unsigned short int var_1_8 = 10; [L30] unsigned short int var_1_9 = 5; [L31] signed char var_1_10 = 4; [L32] signed char var_1_11 = -16; [L71] isInitial = 1 [L72] FCALL initially() [L73] COND TRUE 1 [L74] FCALL updateLastVariables() [L75] CALL updateVariables() [L45] var_1_2 = __VERIFIER_nondet_double() [L46] 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=4, var_1_11=-16, var_1_1=49/2, var_1_3=39/5, var_1_4=3196/25, var_1_5=1999999999/2, var_1_6=0, var_1_7=49999999/5, var_1_8=10, var_1_9=5] [L20] COND FALSE !(!cond) [L46] 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=4, var_1_11=-16, var_1_1=49/2, var_1_3=39/5, var_1_4=3196/25, var_1_5=1999999999/2, var_1_6=0, var_1_7=49999999/5, var_1_8=10, var_1_9=5] [L47] var_1_3 = __VERIFIER_nondet_double() [L48] CALL assume_abort_if_not((var_1_3 >= 0.0F && 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=4, var_1_11=-16, var_1_1=49/2, var_1_3=2, var_1_4=3196/25, var_1_5=1999999999/2, var_1_6=0, var_1_7=49999999/5, var_1_8=10, var_1_9=5] [L20] COND FALSE !(!cond) [L48] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=4, var_1_11=-16, var_1_1=49/2, var_1_3=2, var_1_4=3196/25, var_1_5=1999999999/2, var_1_6=0, var_1_7=49999999/5, var_1_8=10, var_1_9=5] [L49] var_1_4 = __VERIFIER_nondet_double() [L50] CALL assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=-16, var_1_1=49/2, var_1_3=2, var_1_4=6, var_1_5=1999999999/2, var_1_6=0, var_1_7=49999999/5, var_1_8=10, var_1_9=5] [L20] COND FALSE !(!cond) [L50] RET assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=4, var_1_11=-16, var_1_1=49/2, var_1_3=2, var_1_4=6, var_1_5=1999999999/2, var_1_6=0, var_1_7=49999999/5, var_1_8=10, var_1_9=5] [L51] var_1_5 = __VERIFIER_nondet_double() [L52] CALL assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=-16, var_1_1=49/2, var_1_3=2, var_1_4=6, var_1_5=3, var_1_6=0, var_1_7=49999999/5, var_1_8=10, var_1_9=5] [L20] COND FALSE !(!cond) [L52] RET assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=4, var_1_11=-16, var_1_1=49/2, var_1_3=2, var_1_4=6, var_1_5=3, var_1_6=0, var_1_7=49999999/5, var_1_8=10, var_1_9=5] [L53] var_1_6 = __VERIFIER_nondet_double() [L54] CALL assume_abort_if_not((var_1_6 >= 4611686.018427382800e+12F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=-16, var_1_1=49/2, var_1_3=2, var_1_4=6, var_1_5=3, var_1_6=4, var_1_7=49999999/5, var_1_8=10, var_1_9=5] [L20] COND FALSE !(!cond) [L54] RET assume_abort_if_not((var_1_6 >= 4611686.018427382800e+12F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=4, var_1_11=-16, var_1_1=49/2, var_1_3=2, var_1_4=6, var_1_5=3, var_1_6=4, var_1_7=49999999/5, var_1_8=10, var_1_9=5] [L55] var_1_7 = __VERIFIER_nondet_double() [L56] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=-16, var_1_1=49/2, var_1_3=2, var_1_4=6, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=10, var_1_9=5] [L20] COND FALSE !(!cond) [L56] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=4, var_1_11=-16, var_1_1=49/2, var_1_3=2, var_1_4=6, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=10, var_1_9=5] [L57] var_1_9 = __VERIFIER_nondet_ushort() [L58] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=-16, var_1_1=49/2, var_1_3=2, var_1_4=6, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=10, var_1_9=0] [L20] COND FALSE !(!cond) [L58] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=4, var_1_11=-16, var_1_1=49/2, var_1_3=2, var_1_4=6, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=10, var_1_9=0] [L59] CALL assume_abort_if_not(var_1_9 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=-16, var_1_1=49/2, var_1_3=2, var_1_4=6, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=10, var_1_9=0] [L20] COND FALSE !(!cond) [L59] RET assume_abort_if_not(var_1_9 <= 65534) VAL [isInitial=1, var_1_10=4, var_1_11=-16, var_1_1=49/2, var_1_3=2, var_1_4=6, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=10, var_1_9=0] [L60] var_1_11 = __VERIFIER_nondet_char() [L61] CALL assume_abort_if_not(var_1_11 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=0, var_1_1=49/2, var_1_3=2, var_1_4=6, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=10, var_1_9=0] [L20] COND FALSE !(!cond) [L61] RET assume_abort_if_not(var_1_11 >= -127) VAL [isInitial=1, var_1_10=4, var_1_11=0, var_1_1=49/2, var_1_3=2, var_1_4=6, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=10, var_1_9=0] [L62] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=0, var_1_1=49/2, var_1_3=2, var_1_4=6, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=10, var_1_9=0] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, var_1_10=4, var_1_11=0, var_1_1=49/2, var_1_3=2, var_1_4=6, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=10, var_1_9=0] [L75] RET updateVariables() [L76] CALL step() [L36] COND TRUE var_1_2 < (var_1_3 - 9.108) [L37] var_1_1 = ((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5))) [L41] var_1_8 = var_1_9 [L42] var_1_10 = var_1_11 [L76] RET step() [L77] CALL, EXPR property() [L67-L68] return (((var_1_2 < (var_1_3 - 9.108)) ? (var_1_1 == ((double) ((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5))))) : (var_1_1 == ((double) ((var_1_6 - var_1_7) - 32.925)))) && (var_1_8 == ((unsigned short int) var_1_9))) && (var_1_10 == ((signed char) var_1_11)) ; [L77] RET, EXPR property() [L77] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=0, var_1_1=6, var_1_3=2, var_1_4=6, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=0, var_1_1=6, var_1_3=2, var_1_4=6, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 144.7MB. Free memory was 90.9MB in the beginning and 90.7MB in the end (delta: 157.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 280.47ms. Allocated memory is still 184.5MB. Free memory was 136.0MB in the beginning and 124.8MB in the end (delta: 11.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.27ms. Allocated memory is still 184.5MB. Free memory was 124.8MB in the beginning and 122.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.48ms. Allocated memory is still 184.5MB. Free memory was 122.7MB in the beginning and 121.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 509.99ms. Allocated memory is still 184.5MB. Free memory was 121.4MB in the beginning and 106.0MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 603.12ms. Allocated memory is still 184.5MB. Free memory was 106.0MB in the beginning and 80.1MB in the end (delta: 25.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 4.48ms. Allocated memory is still 184.5MB. Free memory is still 80.1MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 04:02:20,060 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff79edd-396a-4289-af6a-352a2698df70/bin/ukojak-verify-G8NBE6pJGL/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_5ff79edd-396a-4289-af6a-352a2698df70/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff79edd-396a-4289-af6a-352a2698df70/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff79edd-396a-4289-af6a-352a2698df70/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff79edd-396a-4289-af6a-352a2698df70/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-95.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff79edd-396a-4289-af6a-352a2698df70/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff79edd-396a-4289-af6a-352a2698df70/bin/ukojak-verify-G8NBE6pJGL --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 d108156f6bbb1643a63c117926d89d2b1bdfe70b74930503a22a3dbb7e6dc546 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:02:22,796 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:02:22,937 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff79edd-396a-4289-af6a-352a2698df70/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 04:02:22,989 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:02:22,990 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:02:22,991 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:02:22,992 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:02:22,992 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:02:22,993 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:02:22,998 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:02:22,999 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:02:22,999 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:02:23,000 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:02:23,002 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:02:23,002 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:02:23,003 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:02:23,003 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:02:23,004 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:02:23,004 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:02:23,004 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:02:23,005 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:02:23,005 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:02:23,006 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:02:23,006 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:02:23,007 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:02:23,007 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:02:23,007 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:02:23,008 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:02:23,008 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:02:23,009 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:02:23,010 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:02:23,010 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:02:23,011 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:02:23,011 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:02:23,011 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:02:23,011 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:02:23,012 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:02:23,012 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_5ff79edd-396a-4289-af6a-352a2698df70/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff79edd-396a-4289-af6a-352a2698df70/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d108156f6bbb1643a63c117926d89d2b1bdfe70b74930503a22a3dbb7e6dc546 [2023-11-19 04:02:23,382 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:02:23,403 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:02:23,406 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:02:23,407 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:02:23,408 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:02:23,409 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff79edd-396a-4289-af6a-352a2698df70/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-95.i [2023-11-19 04:02:26,570 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:02:26,823 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:02:26,824 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff79edd-396a-4289-af6a-352a2698df70/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-95.i [2023-11-19 04:02:26,834 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff79edd-396a-4289-af6a-352a2698df70/bin/ukojak-verify-G8NBE6pJGL/data/0e33ddf0a/9df0bffa17414f82b70e6c7e1421f19d/FLAG425a94fe2 [2023-11-19 04:02:26,849 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff79edd-396a-4289-af6a-352a2698df70/bin/ukojak-verify-G8NBE6pJGL/data/0e33ddf0a/9df0bffa17414f82b70e6c7e1421f19d [2023-11-19 04:02:26,851 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:02:26,853 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:02:26,854 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:02:26,855 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:02:26,860 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:02:26,861 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:02:26" (1/1) ... [2023-11-19 04:02:26,862 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40509ca2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:26, skipping insertion in model container [2023-11-19 04:02:26,862 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:02:26" (1/1) ... [2023-11-19 04:02:26,887 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:02:27,054 WARN L240 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_5ff79edd-396a-4289-af6a-352a2698df70/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-95.i[915,928] [2023-11-19 04:02:27,086 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:02:27,102 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:02:27,116 WARN L240 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_5ff79edd-396a-4289-af6a-352a2698df70/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-95.i[915,928] [2023-11-19 04:02:27,132 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:02:27,160 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:02:27,161 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:27 WrapperNode [2023-11-19 04:02:27,161 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:02:27,163 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:02:27,163 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:02:27,163 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:02:27,171 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:27" (1/1) ... [2023-11-19 04:02:27,184 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:27" (1/1) ... [2023-11-19 04:02:27,211 INFO L138 Inliner]: procedures = 27, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 84 [2023-11-19 04:02:27,212 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:02:27,213 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:02:27,213 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:02:27,213 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:02:27,223 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:27" (1/1) ... [2023-11-19 04:02:27,224 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:27" (1/1) ... [2023-11-19 04:02:27,228 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:27" (1/1) ... [2023-11-19 04:02:27,229 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:27" (1/1) ... [2023-11-19 04:02:27,240 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:27" (1/1) ... [2023-11-19 04:02:27,244 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:27" (1/1) ... [2023-11-19 04:02:27,247 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:27" (1/1) ... [2023-11-19 04:02:27,249 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:27" (1/1) ... [2023-11-19 04:02:27,253 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:02:27,254 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:02:27,254 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:02:27,254 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:02:27,255 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:27" (1/1) ... [2023-11-19 04:02:27,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:02:27,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff79edd-396a-4289-af6a-352a2698df70/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:02:27,290 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff79edd-396a-4289-af6a-352a2698df70/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:02:27,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff79edd-396a-4289-af6a-352a2698df70/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:02:27,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:02:27,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:02:27,323 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:02:27,323 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:02:27,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:02:27,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:02:27,410 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:02:27,413 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:02:31,029 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:02:31,107 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:02:31,108 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:02:31,113 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:02:31 BoogieIcfgContainer [2023-11-19 04:02:31,114 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:02:31,116 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:02:31,116 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:02:31,127 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:02:31,130 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:02:31" (1/1) ... [2023-11-19 04:02:31,141 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:02:31,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:31,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2023-11-19 04:02:31,226 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2023-11-19 04:02:31,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 04:02:31,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:31,234 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:02:31,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff79edd-396a-4289-af6a-352a2698df70/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:02:31,237 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff79edd-396a-4289-af6a-352a2698df70/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:02:31,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ff79edd-396a-4289-af6a-352a2698df70/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 04:02:32,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:32,870 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 04:02:36,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:36,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 04:02:36,890 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:10,438 WARN L293 SmtUtils]: Spent 8.30s on a formula simplification. DAG size of input: 4 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)