./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-65.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b 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_860e9ac3-f3c1-4115-9c7f-0e359fc049b0/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860e9ac3-f3c1-4115-9c7f-0e359fc049b0/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860e9ac3-f3c1-4115-9c7f-0e359fc049b0/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860e9ac3-f3c1-4115-9c7f-0e359fc049b0/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-65.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860e9ac3-f3c1-4115-9c7f-0e359fc049b0/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860e9ac3-f3c1-4115-9c7f-0e359fc049b0/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a9cb64d8e314e73dbcc36e7aa8722025b34513524f1180ca948b253327fc9a1a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 23:05:22,681 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 23:05:22,750 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860e9ac3-f3c1-4115-9c7f-0e359fc049b0/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 23:05:22,756 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 23:05:22,757 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 23:05:22,783 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 23:05:22,783 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 23:05:22,784 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 23:05:22,785 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 23:05:22,785 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 23:05:22,786 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 23:05:22,787 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 23:05:22,788 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 23:05:22,788 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 23:05:22,789 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 23:05:22,790 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 23:05:22,790 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 23:05:22,791 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 23:05:22,792 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 23:05:22,792 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 23:05:22,793 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 23:05:22,794 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 23:05:22,794 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 23:05:22,795 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 23:05:22,795 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 23:05:22,796 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 23:05:22,797 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 23:05:22,797 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 23:05:22,798 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:05:22,798 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 23:05:22,799 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 23:05:22,800 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 23:05:22,800 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 23:05:22,801 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 23:05:22,801 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 23:05:22,802 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 23:05:22,803 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 23:05:22,803 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 23:05:22,804 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 23:05:22,804 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_860e9ac3-f3c1-4115-9c7f-0e359fc049b0/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860e9ac3-f3c1-4115-9c7f-0e359fc049b0/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9cb64d8e314e73dbcc36e7aa8722025b34513524f1180ca948b253327fc9a1a [2023-11-06 23:05:23,106 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 23:05:23,143 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 23:05:23,146 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 23:05:23,149 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 23:05:23,149 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 23:05:23,151 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860e9ac3-f3c1-4115-9c7f-0e359fc049b0/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-65.i [2023-11-06 23:05:26,376 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 23:05:26,591 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 23:05:26,592 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860e9ac3-f3c1-4115-9c7f-0e359fc049b0/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-65.i [2023-11-06 23:05:26,601 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860e9ac3-f3c1-4115-9c7f-0e359fc049b0/bin/uautomizer-verify-WvqO1wxjHP/data/9ec42f8d1/48a8e2fab58640b797b997b618db6c96/FLAG120fb6353 [2023-11-06 23:05:26,618 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860e9ac3-f3c1-4115-9c7f-0e359fc049b0/bin/uautomizer-verify-WvqO1wxjHP/data/9ec42f8d1/48a8e2fab58640b797b997b618db6c96 [2023-11-06 23:05:26,621 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 23:05:26,623 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 23:05:26,624 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 23:05:26,625 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 23:05:26,631 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 23:05:26,632 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:05:26" (1/1) ... [2023-11-06 23:05:26,633 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e0c2613 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:26, skipping insertion in model container [2023-11-06 23:05:26,633 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:05:26" (1/1) ... [2023-11-06 23:05:26,665 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 23:05:26,853 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_860e9ac3-f3c1-4115-9c7f-0e359fc049b0/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-65.i[915,928] [2023-11-06 23:05:26,881 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:05:26,894 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 23:05:26,908 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_860e9ac3-f3c1-4115-9c7f-0e359fc049b0/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-65.i[915,928] [2023-11-06 23:05:26,920 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:05:26,938 INFO L206 MainTranslator]: Completed translation [2023-11-06 23:05:26,939 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:26 WrapperNode [2023-11-06 23:05:26,939 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 23:05:26,940 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 23:05:26,940 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 23:05:26,941 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 23:05:26,949 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:26" (1/1) ... [2023-11-06 23:05:26,958 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:26" (1/1) ... [2023-11-06 23:05:26,984 INFO L138 Inliner]: procedures = 26, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 74 [2023-11-06 23:05:26,984 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 23:05:26,985 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 23:05:26,985 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 23:05:26,985 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 23:05:26,996 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:26" (1/1) ... [2023-11-06 23:05:26,996 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:26" (1/1) ... [2023-11-06 23:05:26,998 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:26" (1/1) ... [2023-11-06 23:05:26,999 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:26" (1/1) ... [2023-11-06 23:05:27,004 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:26" (1/1) ... [2023-11-06 23:05:27,008 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:26" (1/1) ... [2023-11-06 23:05:27,009 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:26" (1/1) ... [2023-11-06 23:05:27,010 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:26" (1/1) ... [2023-11-06 23:05:27,013 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 23:05:27,014 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 23:05:27,014 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 23:05:27,015 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 23:05:27,016 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:26" (1/1) ... [2023-11-06 23:05:27,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:05:27,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860e9ac3-f3c1-4115-9c7f-0e359fc049b0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:05:27,050 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860e9ac3-f3c1-4115-9c7f-0e359fc049b0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 23:05:27,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860e9ac3-f3c1-4115-9c7f-0e359fc049b0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 23:05:27,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 23:05:27,095 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 23:05:27,096 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 23:05:27,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 23:05:27,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 23:05:27,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 23:05:27,170 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 23:05:27,172 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 23:05:27,372 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 23:05:27,386 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 23:05:27,387 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 23:05:27,389 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:05:27 BoogieIcfgContainer [2023-11-06 23:05:27,389 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 23:05:27,392 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 23:05:27,392 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 23:05:27,395 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 23:05:27,396 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 11:05:26" (1/3) ... [2023-11-06 23:05:27,396 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6221322c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:05:27, skipping insertion in model container [2023-11-06 23:05:27,397 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:05:26" (2/3) ... [2023-11-06 23:05:27,397 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6221322c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:05:27, skipping insertion in model container [2023-11-06 23:05:27,397 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:05:27" (3/3) ... [2023-11-06 23:05:27,399 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount10_file-65.i [2023-11-06 23:05:27,415 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 23:05:27,415 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 23:05:27,482 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 23:05:27,491 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@473985d1, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 23:05:27,492 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 23:05:27,497 INFO L276 IsEmpty]: Start isEmpty. Operand has 36 states, 22 states have (on average 1.2727272727272727) internal successors, (28), 23 states have internal predecessors, (28), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-06 23:05:27,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-06 23:05:27,514 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:05:27,516 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:05:27,517 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:05:27,525 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:05:27,525 INFO L85 PathProgramCache]: Analyzing trace with hash -618275677, now seen corresponding path program 1 times [2023-11-06 23:05:27,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:05:27,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2128565939] [2023-11-06 23:05:27,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:05:27,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:05:27,719 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:05:27,720 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1632414745] [2023-11-06 23:05:27,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:05:27,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:05:27,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860e9ac3-f3c1-4115-9c7f-0e359fc049b0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:05:27,724 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860e9ac3-f3c1-4115-9c7f-0e359fc049b0/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:05:27,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860e9ac3-f3c1-4115-9c7f-0e359fc049b0/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 23:05:27,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:27,881 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-06 23:05:27,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:05:28,409 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-11-06 23:05:28,410 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:05:35,573 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-06 23:05:35,574 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:05:35,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2128565939] [2023-11-06 23:05:35,574 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:05:35,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1632414745] [2023-11-06 23:05:35,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1632414745] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-06 23:05:35,576 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 23:05:35,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 11 [2023-11-06 23:05:35,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762435987] [2023-11-06 23:05:35,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:05:35,584 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 23:05:35,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:05:35,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 23:05:35,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2023-11-06 23:05:35,627 INFO L87 Difference]: Start difference. First operand has 36 states, 22 states have (on average 1.2727272727272727) internal successors, (28), 23 states have internal predecessors, (28), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 23:05:35,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:05:35,935 INFO L93 Difference]: Finished difference Result 90 states and 156 transitions. [2023-11-06 23:05:35,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-06 23:05:35,938 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 70 [2023-11-06 23:05:35,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:05:35,949 INFO L225 Difference]: With dead ends: 90 [2023-11-06 23:05:35,949 INFO L226 Difference]: Without dead ends: 57 [2023-11-06 23:05:35,953 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2023-11-06 23:05:35,957 INFO L413 NwaCegarLoop]: 67 mSDtfsCounter, 20 mSDsluCounter, 230 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 297 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 23:05:35,958 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 297 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 23:05:35,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2023-11-06 23:05:36,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 35. [2023-11-06 23:05:36,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 22 states have (on average 1.0909090909090908) internal successors, (24), 22 states have internal predecessors, (24), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-06 23:05:36,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 46 transitions. [2023-11-06 23:05:36,012 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 46 transitions. Word has length 70 [2023-11-06 23:05:36,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:05:36,014 INFO L495 AbstractCegarLoop]: Abstraction has 35 states and 46 transitions. [2023-11-06 23:05:36,014 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 23:05:36,015 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 46 transitions. [2023-11-06 23:05:36,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-06 23:05:36,020 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:05:36,020 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:05:36,033 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860e9ac3-f3c1-4115-9c7f-0e359fc049b0/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 23:05:36,227 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860e9ac3-f3c1-4115-9c7f-0e359fc049b0/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-06 23:05:36,228 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:05:36,228 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:05:36,229 INFO L85 PathProgramCache]: Analyzing trace with hash -616428635, now seen corresponding path program 1 times [2023-11-06 23:05:36,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:05:36,230 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704927612] [2023-11-06 23:05:36,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:05:36,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:05:36,281 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:05:36,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [835667719] [2023-11-06 23:05:36,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:05:36,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:05:36,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860e9ac3-f3c1-4115-9c7f-0e359fc049b0/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:05:36,291 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860e9ac3-f3c1-4115-9c7f-0e359fc049b0/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:05:36,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860e9ac3-f3c1-4115-9c7f-0e359fc049b0/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 23:05:36,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:36,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-06 23:05:36,403 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:05:36,678 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-11-06 23:05:36,678 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:05:37,765 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-06 23:05:37,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:05:37,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704927612] [2023-11-06 23:05:37,767 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 23:05:37,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [835667719] [2023-11-06 23:05:37,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [835667719] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-06 23:05:37,768 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 23:05:37,768 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 12 [2023-11-06 23:05:37,768 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333022581] [2023-11-06 23:05:37,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:05:37,770 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 23:05:37,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:05:37,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 23:05:37,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2023-11-06 23:05:37,773 INFO L87 Difference]: Start difference. First operand 35 states and 46 transitions. Second operand has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 23:05:38,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:05:38,262 INFO L93 Difference]: Finished difference Result 56 states and 79 transitions. [2023-11-06 23:05:38,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 23:05:38,263 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 70 [2023-11-06 23:05:38,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:05:38,264 INFO L225 Difference]: With dead ends: 56 [2023-11-06 23:05:38,264 INFO L226 Difference]: Without dead ends: 0 [2023-11-06 23:05:38,266 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=51, Invalid=221, Unknown=0, NotChecked=0, Total=272 [2023-11-06 23:05:38,267 INFO L413 NwaCegarLoop]: 65 mSDtfsCounter, 20 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 271 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 23:05:38,268 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 271 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 23:05:38,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-06 23:05:38,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-06 23:05:38,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:05:38,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-06 23:05:38,269 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2023-11-06 23:05:38,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:05:38,270 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 23:05:38,270 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-06 23:05:38,270 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-06 23:05:38,270 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-06 23:05:38,276 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 23:05:38,288 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860e9ac3-f3c1-4115-9c7f-0e359fc049b0/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-06 23:05:38,482 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860e9ac3-f3c1-4115-9c7f-0e359fc049b0/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-11-06 23:05:38,485 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-06 23:05:38,722 INFO L899 garLoopResultBuilder]: For program point L31(lines 31 39) no Hoare annotation was computed. [2023-11-06 23:05:38,722 INFO L899 garLoopResultBuilder]: For program point L56(lines 40 57) no Hoare annotation was computed. [2023-11-06 23:05:38,723 INFO L902 garLoopResultBuilder]: At program point L52(line 52) the Hoare annotation is: true [2023-11-06 23:05:38,723 INFO L902 garLoopResultBuilder]: At program point L52-1(line 52) the Hoare annotation is: true [2023-11-06 23:05:38,723 INFO L899 garLoopResultBuilder]: For program point L19(line 19) no Hoare annotation was computed. [2023-11-06 23:05:38,723 INFO L899 garLoopResultBuilder]: For program point L19-1(line 19) no Hoare annotation was computed. [2023-11-06 23:05:38,723 INFO L902 garLoopResultBuilder]: At program point L48(line 48) the Hoare annotation is: true [2023-11-06 23:05:38,724 INFO L895 garLoopResultBuilder]: At program point L19-3(line 19) the Hoare annotation is: (let ((.cse4 (* ~var_1_8~0 65535))) (let ((.cse3 (mod (+ ~var_1_9~0 ~var_1_7~0 .cse4) 65536)) (.cse0 (= ~var_1_9~0 8)) (.cse2 (mod (+ ~var_1_7~0 .cse4 8) 65536)) (.cse1 (= (mod (div (mod ~var_1_3~0 4294967296) (mod ~var_1_4~0 4294967296)) 4294967296) (mod ~var_1_2~0 4294967296)))) (and (or (and .cse0 (or .cse1 (= ~var_1_1~0 .cse2))) (< 32767 .cse3)) (not (= |ULTIMATE.start_property_#res#1| 0)) (not (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0)) (or (< .cse3 32768) (and .cse0 (or .cse1 (= (+ 65536 ~var_1_1~0) .cse2)))) (or (= (* 2 (mod ~var_1_9~0 32768)) ~var_1_1~0) (not .cse1))))) [2023-11-06 23:05:38,724 INFO L902 garLoopResultBuilder]: At program point L48-1(line 48) the Hoare annotation is: true [2023-11-06 23:05:38,724 INFO L895 garLoopResultBuilder]: At program point main_returnLabel#1(lines 64 75) the Hoare annotation is: false [2023-11-06 23:05:38,725 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-06 23:05:38,725 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-06 23:05:38,725 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) no Hoare annotation was computed. [2023-11-06 23:05:38,725 INFO L899 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2023-11-06 23:05:38,725 INFO L902 garLoopResultBuilder]: At program point L49(line 49) the Hoare annotation is: true [2023-11-06 23:05:38,726 INFO L895 garLoopResultBuilder]: At program point property_returnLabel#1(lines 60 63) the Hoare annotation is: (let ((.cse4 (* ~var_1_8~0 65535))) (let ((.cse3 (mod (+ ~var_1_9~0 ~var_1_7~0 .cse4) 65536)) (.cse0 (= ~var_1_9~0 8)) (.cse2 (mod (+ ~var_1_7~0 .cse4 8) 65536)) (.cse1 (= (mod (div (mod ~var_1_3~0 4294967296) (mod ~var_1_4~0 4294967296)) 4294967296) (mod ~var_1_2~0 4294967296)))) (and (or (and .cse0 (or .cse1 (= ~var_1_1~0 .cse2))) (< 32767 .cse3)) (not (= |ULTIMATE.start_property_#res#1| 0)) (or (< .cse3 32768) (and .cse0 (or .cse1 (= (+ 65536 ~var_1_1~0) .cse2)))) (or (= (* 2 (mod ~var_1_9~0 32768)) ~var_1_1~0) (not .cse1))))) [2023-11-06 23:05:38,726 INFO L902 garLoopResultBuilder]: At program point L45(line 45) the Hoare annotation is: true [2023-11-06 23:05:38,726 INFO L902 garLoopResultBuilder]: At program point L45-1(line 45) the Hoare annotation is: true [2023-11-06 23:05:38,726 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-06 23:05:38,726 INFO L899 garLoopResultBuilder]: For program point L29(lines 29 30) no Hoare annotation was computed. [2023-11-06 23:05:38,727 INFO L899 garLoopResultBuilder]: For program point L58(lines 58 59) no Hoare annotation was computed. [2023-11-06 23:05:38,727 INFO L899 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2023-11-06 23:05:38,727 INFO L899 garLoopResultBuilder]: For program point L46(line 46) no Hoare annotation was computed. [2023-11-06 23:05:38,727 INFO L902 garLoopResultBuilder]: At program point L42(line 42) the Hoare annotation is: true [2023-11-06 23:05:38,727 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-06 23:05:38,727 INFO L902 garLoopResultBuilder]: At program point L42-1(line 42) the Hoare annotation is: true [2023-11-06 23:05:38,728 INFO L899 garLoopResultBuilder]: For program point L34(lines 34 38) no Hoare annotation was computed. [2023-11-06 23:05:38,728 INFO L902 garLoopResultBuilder]: At program point L67-2(lines 67 73) the Hoare annotation is: true [2023-11-06 23:05:38,728 INFO L899 garLoopResultBuilder]: For program point L67-3(lines 67 73) no Hoare annotation was computed. [2023-11-06 23:05:38,728 INFO L902 garLoopResultBuilder]: At program point L55(line 55) the Hoare annotation is: true [2023-11-06 23:05:38,728 INFO L902 garLoopResultBuilder]: At program point L55-1(line 55) the Hoare annotation is: true [2023-11-06 23:05:38,729 INFO L899 garLoopResultBuilder]: For program point L43(line 43) no Hoare annotation was computed. [2023-11-06 23:05:38,729 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line 20) the Hoare annotation is: true [2023-11-06 23:05:38,729 INFO L899 garLoopResultBuilder]: For program point L20(line 20) no Hoare annotation was computed. [2023-11-06 23:05:38,729 INFO L899 garLoopResultBuilder]: For program point L20-2(line 20) no Hoare annotation was computed. [2023-11-06 23:05:38,729 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(line 20) no Hoare annotation was computed. [2023-11-06 23:05:38,737 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-06 23:05:38,739 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 23:05:38,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 11:05:38 BoogieIcfgContainer [2023-11-06 23:05:38,780 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 23:05:38,781 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 23:05:38,781 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 23:05:38,781 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 23:05:38,782 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:05:27" (3/4) ... [2023-11-06 23:05:38,784 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-06 23:05:38,789 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-06 23:05:38,799 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2023-11-06 23:05:38,799 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-06 23:05:38,800 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-06 23:05:38,800 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 23:05:38,834 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((var_1_9 == 8) && (((((var_1_3 % 4294967296) / (var_1_4 % 4294967296)) % 4294967296) == (var_1_2 % 4294967296)) || (var_1_1 == (((var_1_7 + (var_1_8 * 65535)) + 8) % 65536)))) || (32767 < (((var_1_9 + var_1_7) + (var_1_8 * 65535)) % 65536))) && !((\result == 0))) && (((((var_1_9 + var_1_7) + (var_1_8 * 65535)) % 65536) < 32768) || ((var_1_9 == 8) && (((((var_1_3 % 4294967296) / (var_1_4 % 4294967296)) % 4294967296) == (var_1_2 % 4294967296)) || ((65536 + var_1_1) == (((var_1_7 + (var_1_8 * 65535)) + 8) % 65536)))))) && (((2 * (var_1_9 % 32768)) == var_1_1) || !(((((var_1_3 % 4294967296) / (var_1_4 % 4294967296)) % 4294967296) == (var_1_2 % 4294967296))))) [2023-11-06 23:05:38,834 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((var_1_9 == 8) && (((((var_1_3 % 4294967296) / (var_1_4 % 4294967296)) % 4294967296) == (var_1_2 % 4294967296)) || (var_1_1 == (((var_1_7 + (var_1_8 * 65535)) + 8) % 65536)))) || (32767 < (((var_1_9 + var_1_7) + (var_1_8 * 65535)) % 65536))) && !((\result == 0))) && !((cond == 0))) && (((((var_1_9 + var_1_7) + (var_1_8 * 65535)) % 65536) < 32768) || ((var_1_9 == 8) && (((((var_1_3 % 4294967296) / (var_1_4 % 4294967296)) % 4294967296) == (var_1_2 % 4294967296)) || ((65536 + var_1_1) == (((var_1_7 + (var_1_8 * 65535)) + 8) % 65536)))))) && (((2 * (var_1_9 % 32768)) == var_1_1) || !(((((var_1_3 % 4294967296) / (var_1_4 % 4294967296)) % 4294967296) == (var_1_2 % 4294967296))))) [2023-11-06 23:05:38,863 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((var_1_9 == 8) && (((((var_1_3 % 4294967296) / (var_1_4 % 4294967296)) % 4294967296) == (var_1_2 % 4294967296)) || (var_1_1 == (((var_1_7 + (var_1_8 * 65535)) + 8) % 65536)))) || (32767 < (((var_1_9 + var_1_7) + (var_1_8 * 65535)) % 65536))) && !((\result == 0))) && (((((var_1_9 + var_1_7) + (var_1_8 * 65535)) % 65536) < 32768) || ((var_1_9 == 8) && (((((var_1_3 % 4294967296) / (var_1_4 % 4294967296)) % 4294967296) == (var_1_2 % 4294967296)) || ((65536 + var_1_1) == (((var_1_7 + (var_1_8 * 65535)) + 8) % 65536)))))) && (((2 * (var_1_9 % 32768)) == var_1_1) || !(((((var_1_3 % 4294967296) / (var_1_4 % 4294967296)) % 4294967296) == (var_1_2 % 4294967296))))) [2023-11-06 23:05:38,864 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((var_1_9 == 8) && (((((var_1_3 % 4294967296) / (var_1_4 % 4294967296)) % 4294967296) == (var_1_2 % 4294967296)) || (var_1_1 == (((var_1_7 + (var_1_8 * 65535)) + 8) % 65536)))) || (32767 < (((var_1_9 + var_1_7) + (var_1_8 * 65535)) % 65536))) && !((\result == 0))) && !((cond == 0))) && (((((var_1_9 + var_1_7) + (var_1_8 * 65535)) % 65536) < 32768) || ((var_1_9 == 8) && (((((var_1_3 % 4294967296) / (var_1_4 % 4294967296)) % 4294967296) == (var_1_2 % 4294967296)) || ((65536 + var_1_1) == (((var_1_7 + (var_1_8 * 65535)) + 8) % 65536)))))) && (((2 * (var_1_9 % 32768)) == var_1_1) || !(((((var_1_3 % 4294967296) / (var_1_4 % 4294967296)) % 4294967296) == (var_1_2 % 4294967296))))) [2023-11-06 23:05:38,874 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860e9ac3-f3c1-4115-9c7f-0e359fc049b0/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.graphml [2023-11-06 23:05:38,875 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860e9ac3-f3c1-4115-9c7f-0e359fc049b0/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.yaml [2023-11-06 23:05:38,875 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 23:05:38,876 INFO L158 Benchmark]: Toolchain (without parser) took 12253.38ms. Allocated memory was 165.7MB in the beginning and 302.0MB in the end (delta: 136.3MB). Free memory was 123.2MB in the beginning and 152.0MB in the end (delta: -28.7MB). Peak memory consumption was 110.2MB. Max. memory is 16.1GB. [2023-11-06 23:05:38,876 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 111.1MB. Free memory was 61.8MB in the beginning and 61.6MB in the end (delta: 134.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:05:38,877 INFO L158 Benchmark]: CACSL2BoogieTranslator took 315.08ms. Allocated memory is still 165.7MB. Free memory was 123.2MB in the beginning and 111.9MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-06 23:05:38,877 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.11ms. Allocated memory is still 165.7MB. Free memory was 111.9MB in the beginning and 110.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:05:38,878 INFO L158 Benchmark]: Boogie Preprocessor took 28.33ms. Allocated memory is still 165.7MB. Free memory was 110.3MB in the beginning and 109.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 23:05:38,878 INFO L158 Benchmark]: RCFGBuilder took 375.21ms. Allocated memory is still 165.7MB. Free memory was 109.0MB in the beginning and 97.2MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-06 23:05:38,879 INFO L158 Benchmark]: TraceAbstraction took 11388.47ms. Allocated memory was 165.7MB in the beginning and 302.0MB in the end (delta: 136.3MB). Free memory was 96.8MB in the beginning and 156.2MB in the end (delta: -59.4MB). Peak memory consumption was 78.7MB. Max. memory is 16.1GB. [2023-11-06 23:05:38,880 INFO L158 Benchmark]: Witness Printer took 94.36ms. Allocated memory is still 302.0MB. Free memory was 156.2MB in the beginning and 152.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 23:05:38,883 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 111.1MB. Free memory was 61.8MB in the beginning and 61.6MB in the end (delta: 134.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 315.08ms. Allocated memory is still 165.7MB. Free memory was 123.2MB in the beginning and 111.9MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.11ms. Allocated memory is still 165.7MB. Free memory was 111.9MB in the beginning and 110.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.33ms. Allocated memory is still 165.7MB. Free memory was 110.3MB in the beginning and 109.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 375.21ms. Allocated memory is still 165.7MB. Free memory was 109.0MB in the beginning and 97.2MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 11388.47ms. Allocated memory was 165.7MB in the beginning and 302.0MB in the end (delta: 136.3MB). Free memory was 96.8MB in the beginning and 156.2MB in the end (delta: -59.4MB). Peak memory consumption was 78.7MB. Max. memory is 16.1GB. * Witness Printer took 94.36ms. Allocated memory is still 302.0MB. Free memory was 156.2MB in the beginning and 152.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 36 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 11.3s, OverallIterations: 2, TraceHistogramMax: 11, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 62 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 40 mSDsluCounter, 568 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 436 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 99 IncrementalHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 132 mSDtfsCounter, 99 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 288 GetRequests, 259 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=36occurred in iteration=0, InterpolantAutomatonStates: 19, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 22 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 16 LocationsWithAnnotation, 48 PreInvPairs, 75 NumberOfFragments, 232 HoareAnnotationTreeSize, 48 FomulaSimplifications, 135 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 16 FomulaSimplificationsInter, 25 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 9.1s InterpolantComputationTime, 140 NumberOfCodeBlocks, 140 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 276 ConstructedInterpolants, 0 QuantifiedInterpolants, 570 SizeOfPredicates, 30 NumberOfNonLiveVariables, 347 ConjunctsInSsa, 45 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 820/880 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: ((((((var_1_9 == 8) && (((((var_1_3 % 4294967296) / (var_1_4 % 4294967296)) % 4294967296) == (var_1_2 % 4294967296)) || (var_1_1 == (((var_1_7 + (var_1_8 * 65535)) + 8) % 65536)))) || (32767 < (((var_1_9 + var_1_7) + (var_1_8 * 65535)) % 65536))) && !((\result == 0))) && (((((var_1_9 + var_1_7) + (var_1_8 * 65535)) % 65536) < 32768) || ((var_1_9 == 8) && (((((var_1_3 % 4294967296) / (var_1_4 % 4294967296)) % 4294967296) == (var_1_2 % 4294967296)) || ((65536 + var_1_1) == (((var_1_7 + (var_1_8 * 65535)) + 8) % 65536)))))) && (((2 * (var_1_9 % 32768)) == var_1_1) || !(((((var_1_3 % 4294967296) / (var_1_4 % 4294967296)) % 4294967296) == (var_1_2 % 4294967296))))) - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: (((((((var_1_9 == 8) && (((((var_1_3 % 4294967296) / (var_1_4 % 4294967296)) % 4294967296) == (var_1_2 % 4294967296)) || (var_1_1 == (((var_1_7 + (var_1_8 * 65535)) + 8) % 65536)))) || (32767 < (((var_1_9 + var_1_7) + (var_1_8 * 65535)) % 65536))) && !((\result == 0))) && !((cond == 0))) && (((((var_1_9 + var_1_7) + (var_1_8 * 65535)) % 65536) < 32768) || ((var_1_9 == 8) && (((((var_1_3 % 4294967296) / (var_1_4 % 4294967296)) % 4294967296) == (var_1_2 % 4294967296)) || ((65536 + var_1_1) == (((var_1_7 + (var_1_8 * 65535)) + 8) % 65536)))))) && (((2 * (var_1_9 % 32768)) == var_1_1) || !(((((var_1_3 % 4294967296) / (var_1_4 % 4294967296)) % 4294967296) == (var_1_2 % 4294967296))))) RESULT: Ultimate proved your program to be correct! [2023-11-06 23:05:38,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_860e9ac3-f3c1-4115-9c7f-0e359fc049b0/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE