./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test4-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test4-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ee90c95792b81649f087e170ece38fbab8d5281ca8435570782565b7b775a87f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 08:33:48,322 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 08:33:48,390 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Overflow-32bit-Taipan_Default.epf [2023-12-02 08:33:48,395 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 08:33:48,396 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 08:33:48,421 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 08:33:48,421 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 08:33:48,422 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 08:33:48,422 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 08:33:48,423 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 08:33:48,423 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 08:33:48,424 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 08:33:48,425 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 08:33:48,425 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 08:33:48,426 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 08:33:48,426 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 08:33:48,427 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 08:33:48,427 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 08:33:48,428 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 08:33:48,428 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 08:33:48,429 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 08:33:48,430 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 08:33:48,431 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 08:33:48,431 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 08:33:48,432 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 08:33:48,432 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 08:33:48,432 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 08:33:48,433 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 08:33:48,433 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 08:33:48,434 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 08:33:48,434 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 08:33:48,434 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 08:33:48,435 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 08:33:48,435 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 08:33:48,435 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 08:33:48,435 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 08:33:48,436 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 08:33:48,436 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 08:33:48,436 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 08:33:48,436 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 08:33:48,437 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 08:33:48,437 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 08:33:48,437 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 08:33:48,437 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 08:33:48,437 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 08:33:48,438 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 08:33:48,438 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 08:33:48,438 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 08:33:48,438 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 08:33:48,438 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee90c95792b81649f087e170ece38fbab8d5281ca8435570782565b7b775a87f [2023-12-02 08:33:48,662 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 08:33:48,684 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 08:33:48,686 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 08:33:48,687 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 08:33:48,688 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 08:33:48,689 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test4-1.i [2023-12-02 08:33:51,436 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 08:33:51,696 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 08:33:51,697 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test4-1.i [2023-12-02 08:33:51,719 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/data/ffcfb5637/180fd0da72f74bf5a7a8f0d8bebbe47d/FLAG4784b1233 [2023-12-02 08:33:51,734 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/data/ffcfb5637/180fd0da72f74bf5a7a8f0d8bebbe47d [2023-12-02 08:33:51,737 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 08:33:51,738 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 08:33:51,739 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 08:33:51,739 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 08:33:51,743 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 08:33:51,744 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:33:51" (1/1) ... [2023-12-02 08:33:51,745 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@328fa0ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:51, skipping insertion in model container [2023-12-02 08:33:51,745 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:33:51" (1/1) ... [2023-12-02 08:33:51,810 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 08:33:52,229 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 08:33:52,239 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 08:33:52,331 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 08:33:52,370 INFO L206 MainTranslator]: Completed translation [2023-12-02 08:33:52,370 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:52 WrapperNode [2023-12-02 08:33:52,371 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 08:33:52,372 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 08:33:52,372 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 08:33:52,372 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 08:33:52,377 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:52" (1/1) ... [2023-12-02 08:33:52,408 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:52" (1/1) ... [2023-12-02 08:33:52,473 INFO L138 Inliner]: procedures = 177, calls = 340, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1464 [2023-12-02 08:33:52,473 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 08:33:52,474 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 08:33:52,474 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 08:33:52,474 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 08:33:52,484 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:52" (1/1) ... [2023-12-02 08:33:52,484 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:52" (1/1) ... [2023-12-02 08:33:52,497 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:52" (1/1) ... [2023-12-02 08:33:52,497 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:52" (1/1) ... [2023-12-02 08:33:52,548 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:52" (1/1) ... [2023-12-02 08:33:52,562 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:52" (1/1) ... [2023-12-02 08:33:52,568 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:52" (1/1) ... [2023-12-02 08:33:52,577 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:52" (1/1) ... [2023-12-02 08:33:52,590 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 08:33:52,591 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 08:33:52,591 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 08:33:52,591 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 08:33:52,592 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:52" (1/1) ... [2023-12-02 08:33:52,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 08:33:52,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:33:52,663 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 08:33:52,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 08:33:52,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 08:33:52,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 08:33:52,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-02 08:33:52,732 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-02 08:33:52,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 08:33:52,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 08:33:52,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 08:33:52,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 08:33:52,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 08:33:52,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 08:33:52,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 08:33:52,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 08:33:52,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 08:33:52,935 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 08:33:52,937 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 08:33:54,850 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 08:33:56,006 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 08:33:56,007 INFO L309 CfgBuilder]: Removed 60 assume(true) statements. [2023-12-02 08:33:56,008 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:33:56 BoogieIcfgContainer [2023-12-02 08:33:56,009 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 08:33:56,011 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 08:33:56,011 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 08:33:56,014 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 08:33:56,014 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:33:51" (1/3) ... [2023-12-02 08:33:56,015 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@546b5422 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:33:56, skipping insertion in model container [2023-12-02 08:33:56,015 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:33:52" (2/3) ... [2023-12-02 08:33:56,016 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@546b5422 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:33:56, skipping insertion in model container [2023-12-02 08:33:56,016 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:33:56" (3/3) ... [2023-12-02 08:33:56,017 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_OAT_nondet_test4-1.i [2023-12-02 08:33:56,034 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 08:33:56,034 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-12-02 08:33:56,078 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 08:33:56,085 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@60507d32, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 08:33:56,085 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2023-12-02 08:33:56,089 INFO L276 IsEmpty]: Start isEmpty. Operand has 118 states, 106 states have (on average 1.7358490566037736) internal successors, (184), 110 states have internal predecessors, (184), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-12-02 08:33:56,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 08:33:56,094 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:33:56,095 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-12-02 08:33:56,095 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2023-12-02 08:33:56,099 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:33:56,100 INFO L85 PathProgramCache]: Analyzing trace with hash 45560824, now seen corresponding path program 1 times [2023-12-02 08:33:56,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:33:56,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693012724] [2023-12-02 08:33:56,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:33:56,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:33:56,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:33:56,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 08:33:56,248 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:33:56,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [693012724] [2023-12-02 08:33:56,248 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [693012724] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:33:56,249 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:33:56,249 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-12-02 08:33:56,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740695132] [2023-12-02 08:33:56,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:33:56,254 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 08:33:56,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:33:56,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 08:33:56,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 08:33:56,283 INFO L87 Difference]: Start difference. First operand has 118 states, 106 states have (on average 1.7358490566037736) internal successors, (184), 110 states have internal predecessors, (184), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Second operand has 2 states, 1 states have (on average 4.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2023-12-02 08:33:58,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:00,342 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:02,441 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:04,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:05,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:34:05,095 INFO L93 Difference]: Finished difference Result 233 states and 389 transitions. [2023-12-02 08:34:05,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 08:34:05,100 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 4.0) internal successors, (4), 2 states have internal predecessors, (4), 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) Word has length 4 [2023-12-02 08:34:05,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:34:05,108 INFO L225 Difference]: With dead ends: 233 [2023-12-02 08:34:05,108 INFO L226 Difference]: Without dead ends: 114 [2023-12-02 08:34:05,111 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 08:34:05,114 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 108 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.8s IncrementalHoareTripleChecker+Time [2023-12-02 08:34:05,115 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 108 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 4 Unknown, 0 Unchecked, 8.8s Time] [2023-12-02 08:34:05,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2023-12-02 08:34:05,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2023-12-02 08:34:05,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 104 states have (on average 1.1346153846153846) internal successors, (118), 106 states have internal predecessors, (118), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-12-02 08:34:05,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 130 transitions. [2023-12-02 08:34:05,161 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 130 transitions. Word has length 4 [2023-12-02 08:34:05,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:34:05,162 INFO L495 AbstractCegarLoop]: Abstraction has 114 states and 130 transitions. [2023-12-02 08:34:05,162 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 4.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2023-12-02 08:34:05,162 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 130 transitions. [2023-12-02 08:34:05,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 08:34:05,163 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:34:05,163 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2023-12-02 08:34:05,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-02 08:34:05,164 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2023-12-02 08:34:05,164 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:34:05,164 INFO L85 PathProgramCache]: Analyzing trace with hash 1412385608, now seen corresponding path program 1 times [2023-12-02 08:34:05,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:34:05,165 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68250395] [2023-12-02 08:34:05,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:34:05,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:34:05,189 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 08:34:05,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1804344023] [2023-12-02 08:34:05,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:34:05,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:34:05,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:34:05,201 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:34:05,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 08:34:05,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:34:05,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 08:34:05,427 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:34:05,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 08:34:05,471 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:34:05,471 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:34:05,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68250395] [2023-12-02 08:34:05,472 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-02 08:34:05,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1804344023] [2023-12-02 08:34:05,473 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1804344023] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:34:05,473 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:34:05,473 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 08:34:05,474 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301870752] [2023-12-02 08:34:05,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:34:05,475 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 08:34:05,475 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:34:05,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 08:34:05,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 08:34:05,476 INFO L87 Difference]: Start difference. First operand 114 states and 130 transitions. Second operand has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 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) [2023-12-02 08:34:07,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:09,522 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:11,580 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:13,601 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:15,666 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:17,673 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:19,693 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:21,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:23,769 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:25,782 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:27,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:29,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:31,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:34:31,142 INFO L93 Difference]: Finished difference Result 223 states and 255 transitions. [2023-12-02 08:34:31,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 08:34:31,146 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 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) Word has length 5 [2023-12-02 08:34:31,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:34:31,148 INFO L225 Difference]: With dead ends: 223 [2023-12-02 08:34:31,148 INFO L226 Difference]: Without dead ends: 222 [2023-12-02 08:34:31,149 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 08:34:31,150 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 109 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 0 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 218 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.6s IncrementalHoareTripleChecker+Time [2023-12-02 08:34:31,150 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 218 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 51 Invalid, 12 Unknown, 0 Unchecked, 25.6s Time] [2023-12-02 08:34:31,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2023-12-02 08:34:31,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 117. [2023-12-02 08:34:31,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 107 states have (on average 1.1308411214953271) internal successors, (121), 109 states have internal predecessors, (121), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-12-02 08:34:31,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 133 transitions. [2023-12-02 08:34:31,167 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 133 transitions. Word has length 5 [2023-12-02 08:34:31,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:34:31,168 INFO L495 AbstractCegarLoop]: Abstraction has 117 states and 133 transitions. [2023-12-02 08:34:31,168 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 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) [2023-12-02 08:34:31,168 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 133 transitions. [2023-12-02 08:34:31,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 08:34:31,171 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:34:31,171 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:34:31,177 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 08:34:31,372 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:34:31,372 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2023-12-02 08:34:31,373 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:34:31,373 INFO L85 PathProgramCache]: Analyzing trace with hash -787346805, now seen corresponding path program 1 times [2023-12-02 08:34:31,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:34:31,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782924595] [2023-12-02 08:34:31,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:34:31,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:34:31,491 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 08:34:31,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1860965351] [2023-12-02 08:34:31,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:34:31,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:34:31,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:34:31,493 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:34:31,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-02 08:34:31,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:34:31,925 INFO L262 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 08:34:31,929 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:34:32,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 08:34:32,050 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:34:32,051 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:34:32,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782924595] [2023-12-02 08:34:32,051 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-02 08:34:32,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1860965351] [2023-12-02 08:34:32,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1860965351] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:34:32,052 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:34:32,052 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 08:34:32,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684733835] [2023-12-02 08:34:32,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:34:32,053 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 08:34:32,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:34:32,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 08:34:32,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 08:34:32,054 INFO L87 Difference]: Start difference. First operand 117 states and 133 transitions. Second operand has 4 states, 3 states have (on average 19.0) internal successors, (57), 4 states have internal predecessors, (57), 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) [2023-12-02 08:34:34,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:36,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:38,108 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:40,114 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:42,201 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:44,209 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:46,237 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:48,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:49,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:34:49,044 INFO L93 Difference]: Finished difference Result 117 states and 133 transitions. [2023-12-02 08:34:49,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 08:34:49,048 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 19.0) internal successors, (57), 4 states have internal predecessors, (57), 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) Word has length 57 [2023-12-02 08:34:49,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:34:49,049 INFO L225 Difference]: With dead ends: 117 [2023-12-02 08:34:49,049 INFO L226 Difference]: Without dead ends: 116 [2023-12-02 08:34:49,049 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 08:34:49,050 INFO L413 NwaCegarLoop]: 99 mSDtfsCounter, 60 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 1 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 206 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.0s IncrementalHoareTripleChecker+Time [2023-12-02 08:34:49,050 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 206 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 51 Invalid, 8 Unknown, 0 Unchecked, 17.0s Time] [2023-12-02 08:34:49,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2023-12-02 08:34:49,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2023-12-02 08:34:49,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 107 states have (on average 1.1214953271028036) internal successors, (120), 108 states have internal predecessors, (120), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-12-02 08:34:49,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 132 transitions. [2023-12-02 08:34:49,060 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 132 transitions. Word has length 57 [2023-12-02 08:34:49,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:34:49,061 INFO L495 AbstractCegarLoop]: Abstraction has 116 states and 132 transitions. [2023-12-02 08:34:49,061 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 19.0) internal successors, (57), 4 states have internal predecessors, (57), 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) [2023-12-02 08:34:49,061 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 132 transitions. [2023-12-02 08:34:49,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 08:34:49,063 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:34:49,064 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:34:49,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-12-02 08:34:49,264 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:34:49,264 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2023-12-02 08:34:49,265 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:34:49,265 INFO L85 PathProgramCache]: Analyzing trace with hash 1362054291, now seen corresponding path program 1 times [2023-12-02 08:34:49,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:34:49,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495360246] [2023-12-02 08:34:49,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:34:49,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:34:49,370 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 08:34:49,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2096641298] [2023-12-02 08:34:49,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:34:49,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:34:49,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:34:49,372 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:34:49,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-12-02 08:34:49,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:34:49,818 INFO L262 TraceCheckSpWp]: Trace formula consists of 510 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 08:34:49,822 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:34:49,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 08:34:49,910 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:34:49,910 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:34:49,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495360246] [2023-12-02 08:34:49,910 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-02 08:34:49,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2096641298] [2023-12-02 08:34:49,910 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2096641298] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:34:49,910 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:34:49,910 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 08:34:49,911 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203722693] [2023-12-02 08:34:49,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:34:49,911 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 08:34:49,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:34:49,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 08:34:49,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 08:34:49,912 INFO L87 Difference]: Start difference. First operand 116 states and 132 transitions. Second operand has 4 states, 3 states have (on average 19.333333333333332) internal successors, (58), 4 states have internal predecessors, (58), 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) [2023-12-02 08:34:51,940 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:53,949 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:55,963 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:57,968 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:00,035 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:02,040 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:04,058 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:06,063 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:08,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:10,158 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:12,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:14,176 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:16,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:18,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:20,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:22,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:24,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:26,283 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:28,297 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:30,303 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:33,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:35:33,885 INFO L93 Difference]: Finished difference Result 220 states and 252 transitions. [2023-12-02 08:35:33,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 08:35:33,890 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 19.333333333333332) internal successors, (58), 4 states have internal predecessors, (58), 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) Word has length 58 [2023-12-02 08:35:33,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:35:33,891 INFO L225 Difference]: With dead ends: 220 [2023-12-02 08:35:33,892 INFO L226 Difference]: Without dead ends: 219 [2023-12-02 08:35:33,892 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 08:35:33,893 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 56 mSDsluCounter, 220 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 0 mSolverCounterUnsat, 20 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 43.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 341 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 20 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 43.9s IncrementalHoareTripleChecker+Time [2023-12-02 08:35:33,893 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [62 Valid, 341 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 93 Invalid, 20 Unknown, 0 Unchecked, 43.9s Time] [2023-12-02 08:35:33,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2023-12-02 08:35:33,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 219. [2023-12-02 08:35:33,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 204 states have (on average 1.1127450980392157) internal successors, (227), 205 states have internal predecessors, (227), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-12-02 08:35:33,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 251 transitions. [2023-12-02 08:35:33,912 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 251 transitions. Word has length 58 [2023-12-02 08:35:33,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:35:33,913 INFO L495 AbstractCegarLoop]: Abstraction has 219 states and 251 transitions. [2023-12-02 08:35:33,913 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 19.333333333333332) internal successors, (58), 4 states have internal predecessors, (58), 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) [2023-12-02 08:35:33,913 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 251 transitions. [2023-12-02 08:35:33,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 08:35:33,916 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:35:33,916 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:35:33,922 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-12-02 08:35:34,116 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:35:34,117 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2023-12-02 08:35:34,117 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:35:34,117 INFO L85 PathProgramCache]: Analyzing trace with hash -1889877460, now seen corresponding path program 1 times [2023-12-02 08:35:34,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:35:34,117 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412196595] [2023-12-02 08:35:34,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:35:34,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:35:34,240 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 08:35:34,240 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [593564865] [2023-12-02 08:35:34,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:35:34,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:35:34,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:35:34,242 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:35:34,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-12-02 08:35:34,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:35:34,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 540 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 08:35:34,655 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:35:34,804 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 08:35:34,804 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:35:34,804 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:35:34,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412196595] [2023-12-02 08:35:34,805 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-02 08:35:34,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [593564865] [2023-12-02 08:35:34,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [593564865] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:35:34,805 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:35:34,805 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 08:35:34,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285911344] [2023-12-02 08:35:34,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:35:34,806 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 08:35:34,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:35:34,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 08:35:34,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 08:35:34,807 INFO L87 Difference]: Start difference. First operand 219 states and 251 transitions. Second operand has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 2 states have internal predecessors, (61), 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) [2023-12-02 08:35:36,827 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:38,842 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:40,962 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:42,975 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:45,339 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:47,348 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:49,364 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:51,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:53,446 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:55,455 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:57,467 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:59,479 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:36:00,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:36:00,879 INFO L93 Difference]: Finished difference Result 358 states and 410 transitions. [2023-12-02 08:36:00,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 08:36:00,883 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 2 states have internal predecessors, (61), 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) Word has length 61 [2023-12-02 08:36:00,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:36:00,884 INFO L225 Difference]: With dead ends: 358 [2023-12-02 08:36:00,885 INFO L226 Difference]: Without dead ends: 217 [2023-12-02 08:36:00,886 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 08:36:00,887 INFO L413 NwaCegarLoop]: 105 mSDtfsCounter, 38 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 1 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 197 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.1s IncrementalHoareTripleChecker+Time [2023-12-02 08:36:00,887 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 197 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 42 Invalid, 12 Unknown, 0 Unchecked, 26.1s Time] [2023-12-02 08:36:00,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2023-12-02 08:36:00,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 217. [2023-12-02 08:36:00,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 202 states have (on average 1.108910891089109) internal successors, (224), 203 states have internal predecessors, (224), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-12-02 08:36:00,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 248 transitions. [2023-12-02 08:36:00,903 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 248 transitions. Word has length 61 [2023-12-02 08:36:00,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:36:00,903 INFO L495 AbstractCegarLoop]: Abstraction has 217 states and 248 transitions. [2023-12-02 08:36:00,903 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 2 states have internal predecessors, (61), 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) [2023-12-02 08:36:00,903 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 248 transitions. [2023-12-02 08:36:00,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 08:36:00,905 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:36:00,905 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 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, 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] [2023-12-02 08:36:00,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-12-02 08:36:01,106 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:36:01,106 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2023-12-02 08:36:01,106 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:36:01,106 INFO L85 PathProgramCache]: Analyzing trace with hash -1135857248, now seen corresponding path program 1 times [2023-12-02 08:36:01,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:36:01,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162412484] [2023-12-02 08:36:01,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:36:01,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:36:01,217 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 08:36:01,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [495646385] [2023-12-02 08:36:01,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:36:01,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:36:01,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:36:01,218 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:36:01,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-12-02 08:36:01,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:36:01,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 08:36:01,653 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:36:01,715 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 08:36:01,715 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:36:01,715 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:36:01,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162412484] [2023-12-02 08:36:01,716 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-02 08:36:01,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [495646385] [2023-12-02 08:36:01,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [495646385] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:36:01,716 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:36:01,716 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 08:36:01,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461568773] [2023-12-02 08:36:01,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:36:01,717 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 08:36:01,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:36:01,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 08:36:01,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 08:36:01,719 INFO L87 Difference]: Start difference. First operand 217 states and 248 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 2 states have internal predecessors, (68), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-12-02 08:36:03,742 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:36:05,755 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:36:07,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:36:09,849 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:36:11,863 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:36:13,872 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:36:16,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:36:18,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:36:20,848 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:36:22,857 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:36:23,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:36:23,225 INFO L93 Difference]: Finished difference Result 404 states and 462 transitions. [2023-12-02 08:36:23,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 08:36:23,228 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 2 states have internal predecessors, (68), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 74 [2023-12-02 08:36:23,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:36:23,229 INFO L225 Difference]: With dead ends: 404 [2023-12-02 08:36:23,229 INFO L226 Difference]: Without dead ends: 215 [2023-12-02 08:36:23,230 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 08:36:23,231 INFO L413 NwaCegarLoop]: 105 mSDtfsCounter, 11 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 1 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 197 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.5s IncrementalHoareTripleChecker+Time [2023-12-02 08:36:23,232 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 197 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 42 Invalid, 10 Unknown, 0 Unchecked, 21.5s Time] [2023-12-02 08:36:23,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2023-12-02 08:36:23,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 215. [2023-12-02 08:36:23,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 215 states, 200 states have (on average 1.105) internal successors, (221), 201 states have internal predecessors, (221), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-12-02 08:36:23,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 245 transitions. [2023-12-02 08:36:23,244 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 245 transitions. Word has length 74 [2023-12-02 08:36:23,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:36:23,244 INFO L495 AbstractCegarLoop]: Abstraction has 215 states and 245 transitions. [2023-12-02 08:36:23,244 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 2 states have internal predecessors, (68), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-12-02 08:36:23,244 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 245 transitions. [2023-12-02 08:36:23,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-02 08:36:23,245 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:36:23,245 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 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, 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, 1] [2023-12-02 08:36:23,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-12-02 08:36:23,446 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:36:23,446 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2023-12-02 08:36:23,447 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:36:23,447 INFO L85 PathProgramCache]: Analyzing trace with hash -1317655680, now seen corresponding path program 1 times [2023-12-02 08:36:23,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:36:23,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840126483] [2023-12-02 08:36:23,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:36:23,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:36:23,563 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 08:36:23,564 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1889777205] [2023-12-02 08:36:23,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:36:23,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:36:23,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:36:23,565 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:36:23,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-12-02 08:37:53,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:37:53,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 834 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 08:37:53,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:37:53,352 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 08:37:53,352 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:37:53,352 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:37:53,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840126483] [2023-12-02 08:37:53,353 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-02 08:37:53,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1889777205] [2023-12-02 08:37:53,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1889777205] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:37:53,353 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:37:53,353 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 08:37:53,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420997916] [2023-12-02 08:37:53,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:37:53,354 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 08:37:53,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:37:53,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 08:37:53,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 08:37:53,355 INFO L87 Difference]: Start difference. First operand 215 states and 245 transitions. Second operand has 5 states, 4 states have (on average 18.75) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2023-12-02 08:37:55,391 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:37:57,400 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:37:59,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:38:01,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:38:03,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:38:05,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:38:07,684 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:38:09,693 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:38:11,697 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:38:13,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:38:15,717 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:38:17,722 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:38:20,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:38:22,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:38:24,867 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:38:26,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:38:28,887 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:38:30,894 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:38:32,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:38:34,908 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:38:36,995 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:38:39,011 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:38:41,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:38:43,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:38:45,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:38:47,039 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:38:49,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:38:51,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:38:53,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:38:53,703 INFO L93 Difference]: Finished difference Result 410 states and 480 transitions. [2023-12-02 08:38:53,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 08:38:53,703 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 18.75) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) Word has length 87 [2023-12-02 08:38:53,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:38:53,706 INFO L225 Difference]: With dead ends: 410 [2023-12-02 08:38:53,706 INFO L226 Difference]: Without dead ends: 217 [2023-12-02 08:38:53,707 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-12-02 08:38:53,707 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 104 mSDsluCounter, 290 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 6 mSolverCounterUnsat, 28 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 60.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 390 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 28 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 60.3s IncrementalHoareTripleChecker+Time [2023-12-02 08:38:53,708 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [112 Valid, 390 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 108 Invalid, 28 Unknown, 0 Unchecked, 60.3s Time] [2023-12-02 08:38:53,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2023-12-02 08:38:53,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 217. [2023-12-02 08:38:53,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 201 states have (on average 1.109452736318408) internal successors, (223), 203 states have internal predecessors, (223), 12 states have call successors, (12), 1 states have call predecessors, (12), 2 states have return successors, (16), 12 states have call predecessors, (16), 12 states have call successors, (16) [2023-12-02 08:38:53,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 251 transitions. [2023-12-02 08:38:53,723 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 251 transitions. Word has length 87 [2023-12-02 08:38:53,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:38:53,724 INFO L495 AbstractCegarLoop]: Abstraction has 217 states and 251 transitions. [2023-12-02 08:38:53,724 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 18.75) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2023-12-02 08:38:53,724 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 251 transitions. [2023-12-02 08:38:53,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-02 08:38:53,726 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:38:53,726 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 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, 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, 1] [2023-12-02 08:38:53,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-12-02 08:38:53,927 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:38:53,927 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2023-12-02 08:38:53,927 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:38:53,928 INFO L85 PathProgramCache]: Analyzing trace with hash 798421492, now seen corresponding path program 1 times [2023-12-02 08:38:53,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:38:53,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647921270] [2023-12-02 08:38:53,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:38:53,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:38:54,041 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 08:38:54,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [372011896] [2023-12-02 08:38:54,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:38:54,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:38:54,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:38:54,043 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:38:54,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf162c81-d0bf-4afa-bdde-d68810d30bde/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-12-02 08:41:41,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:41:41,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 894 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 08:41:41,815 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:41:41,939 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 32 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 08:41:41,939 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:41:42,276 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 8 proven. 11 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-02 08:41:42,277 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:41:42,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647921270] [2023-12-02 08:41:42,277 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-02 08:41:42,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [372011896] [2023-12-02 08:41:42,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [372011896] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 08:41:42,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [723482415] [2023-12-02 08:41:42,302 INFO L159 IcfgInterpreter]: Started Sifa with 76 locations of interest [2023-12-02 08:41:42,302 INFO L166 IcfgInterpreter]: Building call graph [2023-12-02 08:41:42,306 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-12-02 08:41:42,311 INFO L176 IcfgInterpreter]: Starting interpretation [2023-12-02 08:41:42,312 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-12-02 08:42:39,849 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 42 for LOIs [2023-12-02 08:42:39,870 INFO L180 IcfgInterpreter]: Interpretation finished [2023-12-02 08:43:11,823 WARN L854 $PredicateComparison]: unable to prove that (and (let ((.cse0 (= |c_ULTIMATE.start_main_#t~mem64#1.base| |c_ULTIMATE.start_main_#t~memset~res65#1.base|)) (.cse1 (= |c_ULTIMATE.start_main_#t~memset~res65#1.offset| |c_ULTIMATE.start_main_#t~mem64#1.offset|))) (or (and (exists ((|v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_28| Int)) (and (<= 0 |v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_28|) (<= 384 (mod |v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_28| 4294967296)))) .cse0 .cse1 (exists ((|v_#memory_$Pointer$.offset_599| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_115| (Array Int (Array Int Int))) (|v_#memory_int_757| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_116| (Array Int (Array Int Int))) (|v_#valid_76| (Array Int Int)) (|v_#memory_int_125| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~malloc58#1.base_5| Int) (|v_#length_48| (Array Int Int)) (|v_#memory_$Pointer$.base_116| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_599| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_115| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_38| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_114| (Array Int (Array Int Int))) (|v_#memory_int_124| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_BEFORE_CALL_56| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_114| (Array Int (Array Int Int)))) (let ((.cse19 (select (select |v_#memory_$Pointer$.base_599| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse20 (+ 16 (select (select |v_#memory_$Pointer$.offset_599| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse3 (select (select |v_#memory_$Pointer$.base_114| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse4 (select (select |v_#memory_$Pointer$.offset_114| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (let ((.cse22 (store |v_#memory_$Pointer$.offset_114| .cse3 (store (select |v_#memory_$Pointer$.offset_114| .cse3) .cse4 0))) (.cse16 (store |v_#memory_$Pointer$.base_114| .cse3 (store (select |v_#memory_$Pointer$.base_114| .cse3) .cse4 |v_ULTIMATE.start_main_#t~malloc58#1.base_5|))) (.cse14 (store |v_#memory_$Pointer$.offset_599| .cse19 (store (select |v_#memory_$Pointer$.offset_599| .cse19) .cse20 8))) (.cse21 (store |v_#memory_$Pointer$.base_599| .cse19 (store (select |v_#memory_$Pointer$.base_599| .cse19) .cse20 |c_ULTIMATE.start_main_~user~0#1.base|)))) (let ((.cse6 (select (select |v_#memory_$Pointer$.base_116| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse7 (+ (select (select |v_#memory_$Pointer$.offset_115| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20)) (.cse9 (select (select |v_#memory_$Pointer$.base_115| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse10 (+ (select (select |v_#memory_$Pointer$.offset_116| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse15 (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_56| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse13 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_38| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse11 (select (select .cse21 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse12 (+ (select (select .cse14 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4)) (.cse17 (select (select .cse16 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse18 (+ 40 (select (select .cse22 |c_ULTIMATE.start_main_~user~0#1.base|) 8)))) (and (= |v_#memory_int_124| (let ((.cse2 (let ((.cse5 (let ((.cse8 (store |v_#memory_int_125| .cse11 (store (select |v_#memory_int_125| .cse11) .cse12 32)))) (store .cse8 .cse9 (store (select .cse8 .cse9) .cse10 5))))) (store .cse5 .cse6 (store (select .cse5 .cse6) .cse7 8))))) (store .cse2 .cse3 (store (select .cse2 .cse3) .cse4 (select (select |v_#memory_int_124| .cse3) .cse4))))) (= |c_ULTIMATE.start_main_#t~mem63#1.offset| .cse13) (= |v_#memory_$Pointer$.offset_116| (store .cse14 .cse11 (store (select .cse14 .cse11) .cse12 (select (select |v_#memory_$Pointer$.offset_116| .cse11) .cse12)))) (= (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_56| |c_ULTIMATE.start_main_#t~mem63#1.base|) |c_ULTIMATE.start_main_#t~mem63#1.offset|) |c_ULTIMATE.start_main_#t~mem64#1.base|) (= |c_ULTIMATE.start_main_#t~mem63#1.base| .cse15) (= |v_#memory_$Pointer$.base_116| (store |v_#memory_$Pointer$.base_115| .cse9 (store (select |v_#memory_$Pointer$.base_115| .cse9) .cse10 (select (select |v_#memory_$Pointer$.base_116| .cse9) .cse10)))) (= |v_#memory_$Pointer$.base_114| (store |v_#memory_$Pointer$.base_116| .cse6 (store (select |v_#memory_$Pointer$.base_116| .cse6) .cse7 (select (select |v_#memory_$Pointer$.base_114| .cse6) .cse7)))) (= |v_#memory_$Pointer$.base_BEFORE_CALL_56| (store .cse16 .cse17 (store (select .cse16 .cse17) .cse18 (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_56| .cse17) .cse18)))) (= |v_#memory_$Pointer$.offset_114| (store |v_#memory_$Pointer$.offset_115| .cse6 (store (select |v_#memory_$Pointer$.offset_115| .cse6) .cse7 (select (select |v_#memory_$Pointer$.offset_114| .cse6) .cse7)))) (= |v_#memory_$Pointer$.offset_115| (store |v_#memory_$Pointer$.offset_116| .cse9 (store (select |v_#memory_$Pointer$.offset_116| .cse9) .cse10 (select (select |v_#memory_$Pointer$.offset_115| .cse9) .cse10)))) (not (= |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 0)) (or (not (= (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_56| .cse15) .cse13) 0)) (not (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_38| .cse15) .cse13) 0))) (= (store |v_#length_48| |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 384) |c_#length|) (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_38| |c_ULTIMATE.start_main_#t~mem63#1.base|) |c_ULTIMATE.start_main_#t~mem63#1.offset|) |c_ULTIMATE.start_main_#t~mem64#1.offset|) (= (store |v_#memory_int_757| .cse19 (store (select |v_#memory_int_757| .cse19) .cse20 (select (select |v_#memory_int_125| .cse19) .cse20))) |v_#memory_int_125|) (= (store .cse21 .cse11 (store (select .cse21 .cse11) .cse12 (select (select |v_#memory_$Pointer$.base_115| .cse11) .cse12))) |v_#memory_$Pointer$.base_115|) (<= (+ |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 1) |c_#StackHeapBarrier|) (= |c_#valid| (store |v_#valid_76| |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 1)) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_38| (store .cse22 .cse17 (store (select .cse22 .cse17) .cse18 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_38| .cse17) .cse18)))) (= (select |v_#valid_76| |v_ULTIMATE.start_main_#t~malloc58#1.base_5|) 0))))))) (and (exists ((|v_#memory_$Pointer$.offset_599| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_115| (Array Int (Array Int Int))) (|v_#memory_int_757| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_116| (Array Int (Array Int Int))) (|v_#valid_76| (Array Int Int)) (|v_#memory_int_125| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_37| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~malloc58#1.base_5| Int) (|v_#length_48| (Array Int Int)) (|v_#memory_$Pointer$.base_116| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_599| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_115| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_114| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_37| (Array Int (Array Int Int))) (|v_#memory_int_124| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_114| (Array Int (Array Int Int)))) (let ((.cse40 (select (select |v_#memory_$Pointer$.base_599| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse41 (+ 16 (select (select |v_#memory_$Pointer$.offset_599| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse24 (select (select |v_#memory_$Pointer$.base_114| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse25 (select (select |v_#memory_$Pointer$.offset_114| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (let ((.cse43 (store |v_#memory_$Pointer$.offset_114| .cse24 (store (select |v_#memory_$Pointer$.offset_114| .cse24) .cse25 0))) (.cse35 (store |v_#memory_$Pointer$.base_114| .cse24 (store (select |v_#memory_$Pointer$.base_114| .cse24) .cse25 |v_ULTIMATE.start_main_#t~malloc58#1.base_5|))) (.cse34 (store |v_#memory_$Pointer$.offset_599| .cse40 (store (select |v_#memory_$Pointer$.offset_599| .cse40) .cse41 8))) (.cse42 (store |v_#memory_$Pointer$.base_599| .cse40 (store (select |v_#memory_$Pointer$.base_599| .cse40) .cse41 |c_ULTIMATE.start_main_~user~0#1.base|)))) (let ((.cse27 (select (select |v_#memory_$Pointer$.base_116| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse28 (+ (select (select |v_#memory_$Pointer$.offset_115| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20)) (.cse30 (select (select |v_#memory_$Pointer$.base_115| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse31 (+ (select (select |v_#memory_$Pointer$.offset_116| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse32 (select (select .cse42 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse33 (+ (select (select .cse34 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4)) (.cse39 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_37| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse36 (select (select .cse35 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse37 (+ 40 (select (select .cse43 |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse38 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_37| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (and (= |v_#memory_int_124| (let ((.cse23 (let ((.cse26 (let ((.cse29 (store |v_#memory_int_125| .cse32 (store (select |v_#memory_int_125| .cse32) .cse33 32)))) (store .cse29 .cse30 (store (select .cse29 .cse30) .cse31 5))))) (store .cse26 .cse27 (store (select .cse26 .cse27) .cse28 8))))) (store .cse23 .cse24 (store (select .cse23 .cse24) .cse25 (select (select |v_#memory_int_124| .cse24) .cse25))))) (= |v_#memory_$Pointer$.offset_116| (store .cse34 .cse32 (store (select .cse34 .cse32) .cse33 (select (select |v_#memory_$Pointer$.offset_116| .cse32) .cse33)))) (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_37| |c_ULTIMATE.start_main_#t~mem63#1.base|) |c_ULTIMATE.start_main_#t~mem63#1.offset|) |c_ULTIMATE.start_main_#t~mem64#1.offset|) (= |v_old(#memory_$Pointer$.base)_AFTER_CALL_37| (store .cse35 .cse36 (store (select .cse35 .cse36) .cse37 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_37| .cse36) .cse37)))) (or (not (= (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_37| .cse38) .cse39) 0)) (not (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_37| .cse38) .cse39) 0))) (= |v_#memory_$Pointer$.base_116| (store |v_#memory_$Pointer$.base_115| .cse30 (store (select |v_#memory_$Pointer$.base_115| .cse30) .cse31 (select (select |v_#memory_$Pointer$.base_116| .cse30) .cse31)))) (= |v_#memory_$Pointer$.base_114| (store |v_#memory_$Pointer$.base_116| .cse27 (store (select |v_#memory_$Pointer$.base_116| .cse27) .cse28 (select (select |v_#memory_$Pointer$.base_114| .cse27) .cse28)))) (= |v_#memory_$Pointer$.offset_114| (store |v_#memory_$Pointer$.offset_115| .cse27 (store (select |v_#memory_$Pointer$.offset_115| .cse27) .cse28 (select (select |v_#memory_$Pointer$.offset_114| .cse27) .cse28)))) (= |v_#memory_$Pointer$.offset_115| (store |v_#memory_$Pointer$.offset_116| .cse30 (store (select |v_#memory_$Pointer$.offset_116| .cse30) .cse31 (select (select |v_#memory_$Pointer$.offset_115| .cse30) .cse31)))) (not (= |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 0)) (= (store |v_#length_48| |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 384) |c_#length|) (= (store |v_#memory_int_757| .cse40 (store (select |v_#memory_int_757| .cse40) .cse41 (select (select |v_#memory_int_125| .cse40) .cse41))) |v_#memory_int_125|) (= (store .cse42 .cse32 (store (select .cse42 .cse32) .cse33 (select (select |v_#memory_$Pointer$.base_115| .cse32) .cse33))) |v_#memory_$Pointer$.base_115|) (<= (+ |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 1) |c_#StackHeapBarrier|) (= |c_#valid| (store |v_#valid_76| |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 1)) (= .cse39 |c_ULTIMATE.start_main_#t~mem63#1.offset|) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_37| (store .cse43 .cse36 (store (select .cse43 .cse36) .cse37 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_37| .cse36) .cse37)))) (= .cse38 |c_ULTIMATE.start_main_#t~mem63#1.base|) (= (select |v_#valid_76| |v_ULTIMATE.start_main_#t~malloc58#1.base_5|) 0) (= |c_ULTIMATE.start_main_#t~mem64#1.base| (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_37| |c_ULTIMATE.start_main_#t~mem63#1.base|) |c_ULTIMATE.start_main_#t~mem63#1.offset|))))))) (exists ((|v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_27| Int)) (and (<= 0 |v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_27|) (<= 384 (mod |v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_27| 4294967296)))) .cse0 .cse1))) (= |c_ULTIMATE.start_main_~user~0#1.offset| 0) (= |c_ULTIMATE.start_main_~users~0#1.offset| 0) (<= 0 (+ |c_ULTIMATE.start_main_~i~0#1| 2147483648)) (<= |c_ULTIMATE.start_main_~i~0#1| 2147483647) (= |c_ULTIMATE.start_main_~users~0#1.base| 0)) is different from false [2023-12-02 08:44:26,187 WARN L293 SmtUtils]: Spent 22.02s on a formula simplification that was a NOOP. DAG size: 221 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 08:45:37,000 WARN L293 SmtUtils]: Spent 22.55s on a formula simplification that was a NOOP. DAG size: 221 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 08:45:39,019 WARN L854 $PredicateComparison]: unable to prove that (and (exists ((|v_#memory_$Pointer$.offset_600| (Array Int (Array Int Int))) (|v_#memory_int_758| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_600| (Array Int (Array Int Int)))) (let ((.cse1 (+ (select (select |v_#memory_$Pointer$.offset_600| |c_ULTIMATE.start_main_~users~0#1.base|) 8) 12)) (.cse0 (select (select |v_#memory_$Pointer$.base_600| |c_ULTIMATE.start_main_~users~0#1.base|) 8))) (and (= |c_#memory_$Pointer$.offset| (store |v_#memory_$Pointer$.offset_600| .cse0 (store (select |v_#memory_$Pointer$.offset_600| .cse0) .cse1 (select (select |c_#memory_$Pointer$.offset| .cse0) .cse1)))) (= (store |v_#memory_$Pointer$.base_600| .cse0 (store (select |v_#memory_$Pointer$.base_600| .cse0) .cse1 (select (select |c_#memory_$Pointer$.base| .cse0) .cse1))) |c_#memory_$Pointer$.base|) (= |c_#memory_int| (store |v_#memory_int_758| .cse0 (let ((.cse2 (select |v_#memory_int_758| .cse0))) (store .cse2 .cse1 (+ (select .cse2 .cse1) 1)))))))) (= |c_ULTIMATE.start_main_~user~0#1.offset| 0) (= |c_ULTIMATE.start_main_~users~0#1.offset| 0) (or (and (exists ((|v_#memory_$Pointer$.offset_599| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_115| (Array Int (Array Int Int))) (|v_#memory_int_757| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_116| (Array Int (Array Int Int))) (|v_#valid_76| (Array Int Int)) (|v_#memory_int_125| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~malloc58#1.base_5| Int) (|v_#length_48| (Array Int Int)) (|v_#memory_$Pointer$.base_116| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_599| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_115| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_38| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_114| (Array Int (Array Int Int))) (|v_#memory_int_124| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_BEFORE_CALL_56| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_114| (Array Int (Array Int Int)))) (let ((.cse20 (select (select |v_#memory_$Pointer$.base_599| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse21 (+ 16 (select (select |v_#memory_$Pointer$.offset_599| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse4 (select (select |v_#memory_$Pointer$.base_114| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse5 (select (select |v_#memory_$Pointer$.offset_114| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (let ((.cse23 (store |v_#memory_$Pointer$.offset_114| .cse4 (store (select |v_#memory_$Pointer$.offset_114| .cse4) .cse5 0))) (.cse15 (store |v_#memory_$Pointer$.base_114| .cse4 (store (select |v_#memory_$Pointer$.base_114| .cse4) .cse5 |v_ULTIMATE.start_main_#t~malloc58#1.base_5|))) (.cse14 (store |v_#memory_$Pointer$.offset_599| .cse20 (store (select |v_#memory_$Pointer$.offset_599| .cse20) .cse21 8))) (.cse22 (store |v_#memory_$Pointer$.base_599| .cse20 (store (select |v_#memory_$Pointer$.base_599| .cse20) .cse21 |c_ULTIMATE.start_main_~user~0#1.base|)))) (let ((.cse7 (select (select |v_#memory_$Pointer$.base_116| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse8 (+ (select (select |v_#memory_$Pointer$.offset_115| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20)) (.cse10 (select (select |v_#memory_$Pointer$.base_115| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse11 (+ (select (select |v_#memory_$Pointer$.offset_116| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse12 (select (select .cse22 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse13 (+ (select (select .cse14 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4)) (.cse16 (select (select .cse15 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse17 (+ 40 (select (select .cse23 |c_ULTIMATE.start_main_~user~0#1.base|) 8)))) (and (= |v_#memory_int_124| (let ((.cse3 (let ((.cse6 (let ((.cse9 (store |v_#memory_int_125| .cse12 (store (select |v_#memory_int_125| .cse12) .cse13 32)))) (store .cse9 .cse10 (store (select .cse9 .cse10) .cse11 5))))) (store .cse6 .cse7 (store (select .cse6 .cse7) .cse8 8))))) (store .cse3 .cse4 (store (select .cse3 .cse4) .cse5 (select (select |v_#memory_int_124| .cse4) .cse5))))) (= |v_#memory_$Pointer$.offset_116| (store .cse14 .cse12 (store (select .cse14 .cse12) .cse13 (select (select |v_#memory_$Pointer$.offset_116| .cse12) .cse13)))) (= |v_#memory_$Pointer$.base_116| (store |v_#memory_$Pointer$.base_115| .cse10 (store (select |v_#memory_$Pointer$.base_115| .cse10) .cse11 (select (select |v_#memory_$Pointer$.base_116| .cse10) .cse11)))) (= |v_#memory_$Pointer$.base_114| (store |v_#memory_$Pointer$.base_116| .cse7 (store (select |v_#memory_$Pointer$.base_116| .cse7) .cse8 (select (select |v_#memory_$Pointer$.base_114| .cse7) .cse8)))) (= |v_#memory_$Pointer$.base_BEFORE_CALL_56| (store .cse15 .cse16 (store (select .cse15 .cse16) .cse17 (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_56| .cse16) .cse17)))) (= |v_#memory_$Pointer$.offset_114| (store |v_#memory_$Pointer$.offset_115| .cse7 (store (select |v_#memory_$Pointer$.offset_115| .cse7) .cse8 (select (select |v_#memory_$Pointer$.offset_114| .cse7) .cse8)))) (= |v_#memory_$Pointer$.offset_115| (store |v_#memory_$Pointer$.offset_116| .cse10 (store (select |v_#memory_$Pointer$.offset_116| .cse10) .cse11 (select (select |v_#memory_$Pointer$.offset_115| .cse10) .cse11)))) (not (= |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 0)) (let ((.cse18 (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_56| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse19 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_38| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (or (not (= (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_56| .cse18) .cse19) 0)) (not (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_38| .cse18) .cse19) 0)))) (= (store |v_#length_48| |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 384) |c_#length|) (= (store |v_#memory_int_757| .cse20 (store (select |v_#memory_int_757| .cse20) .cse21 (select (select |v_#memory_int_125| .cse20) .cse21))) |v_#memory_int_125|) (= (store .cse22 .cse12 (store (select .cse22 .cse12) .cse13 (select (select |v_#memory_$Pointer$.base_115| .cse12) .cse13))) |v_#memory_$Pointer$.base_115|) (<= (+ |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 1) |c_#StackHeapBarrier|) (= |c_#valid| (store |v_#valid_76| |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 1)) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_38| (store .cse23 .cse16 (store (select .cse23 .cse16) .cse17 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_38| .cse16) .cse17)))) (= (select |v_#valid_76| |v_ULTIMATE.start_main_#t~malloc58#1.base_5|) 0)))))) (exists ((|v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_28| Int)) (and (<= 0 |v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_28|) (<= 384 (mod |v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_28| 4294967296))))) (and (exists ((|v_#memory_$Pointer$.offset_599| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_115| (Array Int (Array Int Int))) (|v_#memory_int_757| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_116| (Array Int (Array Int Int))) (|v_#valid_76| (Array Int Int)) (|v_#memory_int_125| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_37| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~malloc58#1.base_5| Int) (|v_#length_48| (Array Int Int)) (|v_#memory_$Pointer$.base_116| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_599| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_115| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_114| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_37| (Array Int (Array Int Int))) (|v_#memory_int_124| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_114| (Array Int (Array Int Int)))) (let ((.cse41 (select (select |v_#memory_$Pointer$.base_599| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse42 (+ 16 (select (select |v_#memory_$Pointer$.offset_599| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse25 (select (select |v_#memory_$Pointer$.base_114| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse26 (select (select |v_#memory_$Pointer$.offset_114| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (let ((.cse44 (store |v_#memory_$Pointer$.offset_114| .cse25 (store (select |v_#memory_$Pointer$.offset_114| .cse25) .cse26 0))) (.cse36 (store |v_#memory_$Pointer$.base_114| .cse25 (store (select |v_#memory_$Pointer$.base_114| .cse25) .cse26 |v_ULTIMATE.start_main_#t~malloc58#1.base_5|))) (.cse35 (store |v_#memory_$Pointer$.offset_599| .cse41 (store (select |v_#memory_$Pointer$.offset_599| .cse41) .cse42 8))) (.cse43 (store |v_#memory_$Pointer$.base_599| .cse41 (store (select |v_#memory_$Pointer$.base_599| .cse41) .cse42 |c_ULTIMATE.start_main_~user~0#1.base|)))) (let ((.cse28 (select (select |v_#memory_$Pointer$.base_116| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse29 (+ (select (select |v_#memory_$Pointer$.offset_115| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20)) (.cse31 (select (select |v_#memory_$Pointer$.base_115| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse32 (+ (select (select |v_#memory_$Pointer$.offset_116| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse33 (select (select .cse43 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse34 (+ (select (select .cse35 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4)) (.cse37 (select (select .cse36 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse38 (+ 40 (select (select .cse44 |c_ULTIMATE.start_main_~user~0#1.base|) 8)))) (and (= |v_#memory_int_124| (let ((.cse24 (let ((.cse27 (let ((.cse30 (store |v_#memory_int_125| .cse33 (store (select |v_#memory_int_125| .cse33) .cse34 32)))) (store .cse30 .cse31 (store (select .cse30 .cse31) .cse32 5))))) (store .cse27 .cse28 (store (select .cse27 .cse28) .cse29 8))))) (store .cse24 .cse25 (store (select .cse24 .cse25) .cse26 (select (select |v_#memory_int_124| .cse25) .cse26))))) (= |v_#memory_$Pointer$.offset_116| (store .cse35 .cse33 (store (select .cse35 .cse33) .cse34 (select (select |v_#memory_$Pointer$.offset_116| .cse33) .cse34)))) (= |v_old(#memory_$Pointer$.base)_AFTER_CALL_37| (store .cse36 .cse37 (store (select .cse36 .cse37) .cse38 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_37| .cse37) .cse38)))) (let ((.cse39 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_37| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse40 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_37| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (or (not (= (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_37| .cse39) .cse40) 0)) (not (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_37| .cse39) .cse40) 0)))) (= |v_#memory_$Pointer$.base_116| (store |v_#memory_$Pointer$.base_115| .cse31 (store (select |v_#memory_$Pointer$.base_115| .cse31) .cse32 (select (select |v_#memory_$Pointer$.base_116| .cse31) .cse32)))) (= |v_#memory_$Pointer$.base_114| (store |v_#memory_$Pointer$.base_116| .cse28 (store (select |v_#memory_$Pointer$.base_116| .cse28) .cse29 (select (select |v_#memory_$Pointer$.base_114| .cse28) .cse29)))) (= |v_#memory_$Pointer$.offset_114| (store |v_#memory_$Pointer$.offset_115| .cse28 (store (select |v_#memory_$Pointer$.offset_115| .cse28) .cse29 (select (select |v_#memory_$Pointer$.offset_114| .cse28) .cse29)))) (= |v_#memory_$Pointer$.offset_115| (store |v_#memory_$Pointer$.offset_116| .cse31 (store (select |v_#memory_$Pointer$.offset_116| .cse31) .cse32 (select (select |v_#memory_$Pointer$.offset_115| .cse31) .cse32)))) (not (= |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 0)) (= (store |v_#length_48| |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 384) |c_#length|) (= (store |v_#memory_int_757| .cse41 (store (select |v_#memory_int_757| .cse41) .cse42 (select (select |v_#memory_int_125| .cse41) .cse42))) |v_#memory_int_125|) (= (store .cse43 .cse33 (store (select .cse43 .cse33) .cse34 (select (select |v_#memory_$Pointer$.base_115| .cse33) .cse34))) |v_#memory_$Pointer$.base_115|) (<= (+ |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 1) |c_#StackHeapBarrier|) (= |c_#valid| (store |v_#valid_76| |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 1)) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_37| (store .cse44 .cse37 (store (select .cse44 .cse37) .cse38 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_37| .cse37) .cse38)))) (= (select |v_#valid_76| |v_ULTIMATE.start_main_#t~malloc58#1.base_5|) 0)))))) (exists ((|v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_27| Int)) (and (<= 0 |v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_27|) (<= 384 (mod |v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_27| 4294967296)))))) (<= 0 (+ |c_ULTIMATE.start_main_~i~0#1| 2147483648)) (<= |c_ULTIMATE.start_main_~i~0#1| 2147483647) (= |c_ULTIMATE.start_main_~users~0#1.base| |c_ULTIMATE.start_main_~user~0#1.base|)) is different from false [2023-12-02 08:45:41,064 WARN L854 $PredicateComparison]: unable to prove that (and (exists ((|v_#memory_$Pointer$.offset_600| (Array Int (Array Int Int))) (|v_#memory_int_758| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_600| (Array Int (Array Int Int)))) (let ((.cse1 (+ (select (select |v_#memory_$Pointer$.offset_600| |c_ULTIMATE.start_main_~users~0#1.base|) 8) 12)) (.cse0 (select (select |v_#memory_$Pointer$.base_600| |c_ULTIMATE.start_main_~users~0#1.base|) 8))) (and (= |c_#memory_$Pointer$.offset| (store |v_#memory_$Pointer$.offset_600| .cse0 (store (select |v_#memory_$Pointer$.offset_600| .cse0) .cse1 (select (select |c_#memory_$Pointer$.offset| .cse0) .cse1)))) (= (store |v_#memory_$Pointer$.base_600| .cse0 (store (select |v_#memory_$Pointer$.base_600| .cse0) .cse1 (select (select |c_#memory_$Pointer$.base| .cse0) .cse1))) |c_#memory_$Pointer$.base|) (= |c_#memory_int| (store |v_#memory_int_758| .cse0 (let ((.cse2 (select |v_#memory_int_758| .cse0))) (store .cse2 .cse1 (+ (select .cse2 .cse1) 1)))))))) (= |c_ULTIMATE.start_main_~user~0#1.offset| 0) (= |c_ULTIMATE.start_main_~users~0#1.offset| 0) (or (and (exists ((|v_#memory_$Pointer$.offset_599| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_115| (Array Int (Array Int Int))) (|v_#memory_int_757| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_116| (Array Int (Array Int Int))) (|v_#valid_76| (Array Int Int)) (|v_#memory_int_125| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~malloc58#1.base_5| Int) (|v_#length_48| (Array Int Int)) (|v_#memory_$Pointer$.base_116| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_599| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_115| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_38| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_114| (Array Int (Array Int Int))) (|v_#memory_int_124| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_BEFORE_CALL_56| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_114| (Array Int (Array Int Int)))) (let ((.cse20 (select (select |v_#memory_$Pointer$.base_599| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse21 (+ 16 (select (select |v_#memory_$Pointer$.offset_599| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse4 (select (select |v_#memory_$Pointer$.base_114| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse5 (select (select |v_#memory_$Pointer$.offset_114| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (let ((.cse23 (store |v_#memory_$Pointer$.offset_114| .cse4 (store (select |v_#memory_$Pointer$.offset_114| .cse4) .cse5 0))) (.cse15 (store |v_#memory_$Pointer$.base_114| .cse4 (store (select |v_#memory_$Pointer$.base_114| .cse4) .cse5 |v_ULTIMATE.start_main_#t~malloc58#1.base_5|))) (.cse14 (store |v_#memory_$Pointer$.offset_599| .cse20 (store (select |v_#memory_$Pointer$.offset_599| .cse20) .cse21 8))) (.cse22 (store |v_#memory_$Pointer$.base_599| .cse20 (store (select |v_#memory_$Pointer$.base_599| .cse20) .cse21 |c_ULTIMATE.start_main_~user~0#1.base|)))) (let ((.cse7 (select (select |v_#memory_$Pointer$.base_116| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse8 (+ (select (select |v_#memory_$Pointer$.offset_115| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20)) (.cse10 (select (select |v_#memory_$Pointer$.base_115| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse11 (+ (select (select |v_#memory_$Pointer$.offset_116| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse12 (select (select .cse22 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse13 (+ (select (select .cse14 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4)) (.cse16 (select (select .cse15 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse17 (+ 40 (select (select .cse23 |c_ULTIMATE.start_main_~user~0#1.base|) 8)))) (and (= |v_#memory_int_124| (let ((.cse3 (let ((.cse6 (let ((.cse9 (store |v_#memory_int_125| .cse12 (store (select |v_#memory_int_125| .cse12) .cse13 32)))) (store .cse9 .cse10 (store (select .cse9 .cse10) .cse11 5))))) (store .cse6 .cse7 (store (select .cse6 .cse7) .cse8 8))))) (store .cse3 .cse4 (store (select .cse3 .cse4) .cse5 (select (select |v_#memory_int_124| .cse4) .cse5))))) (= |v_#memory_$Pointer$.offset_116| (store .cse14 .cse12 (store (select .cse14 .cse12) .cse13 (select (select |v_#memory_$Pointer$.offset_116| .cse12) .cse13)))) (= |v_#memory_$Pointer$.base_116| (store |v_#memory_$Pointer$.base_115| .cse10 (store (select |v_#memory_$Pointer$.base_115| .cse10) .cse11 (select (select |v_#memory_$Pointer$.base_116| .cse10) .cse11)))) (= |v_#memory_$Pointer$.base_114| (store |v_#memory_$Pointer$.base_116| .cse7 (store (select |v_#memory_$Pointer$.base_116| .cse7) .cse8 (select (select |v_#memory_$Pointer$.base_114| .cse7) .cse8)))) (= |v_#memory_$Pointer$.base_BEFORE_CALL_56| (store .cse15 .cse16 (store (select .cse15 .cse16) .cse17 (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_56| .cse16) .cse17)))) (= |v_#memory_$Pointer$.offset_114| (store |v_#memory_$Pointer$.offset_115| .cse7 (store (select |v_#memory_$Pointer$.offset_115| .cse7) .cse8 (select (select |v_#memory_$Pointer$.offset_114| .cse7) .cse8)))) (= |v_#memory_$Pointer$.offset_115| (store |v_#memory_$Pointer$.offset_116| .cse10 (store (select |v_#memory_$Pointer$.offset_116| .cse10) .cse11 (select (select |v_#memory_$Pointer$.offset_115| .cse10) .cse11)))) (not (= |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 0)) (let ((.cse18 (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_56| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse19 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_38| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (or (not (= (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_56| .cse18) .cse19) 0)) (not (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_38| .cse18) .cse19) 0)))) (= (store |v_#length_48| |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 384) |c_#length|) (= (store |v_#memory_int_757| .cse20 (store (select |v_#memory_int_757| .cse20) .cse21 (select (select |v_#memory_int_125| .cse20) .cse21))) |v_#memory_int_125|) (= (store .cse22 .cse12 (store (select .cse22 .cse12) .cse13 (select (select |v_#memory_$Pointer$.base_115| .cse12) .cse13))) |v_#memory_$Pointer$.base_115|) (<= (+ |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 1) |c_#StackHeapBarrier|) (= |c_#valid| (store |v_#valid_76| |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 1)) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_38| (store .cse23 .cse16 (store (select .cse23 .cse16) .cse17 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_38| .cse16) .cse17)))) (= (select |v_#valid_76| |v_ULTIMATE.start_main_#t~malloc58#1.base_5|) 0)))))) (exists ((|v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_28| Int)) (and (<= 0 |v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_28|) (<= 384 (mod |v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_28| 4294967296))))) (and (exists ((|v_#memory_$Pointer$.offset_599| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_115| (Array Int (Array Int Int))) (|v_#memory_int_757| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_116| (Array Int (Array Int Int))) (|v_#valid_76| (Array Int Int)) (|v_#memory_int_125| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_37| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~malloc58#1.base_5| Int) (|v_#length_48| (Array Int Int)) (|v_#memory_$Pointer$.base_116| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_599| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_115| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_114| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_37| (Array Int (Array Int Int))) (|v_#memory_int_124| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_114| (Array Int (Array Int Int)))) (let ((.cse41 (select (select |v_#memory_$Pointer$.base_599| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse42 (+ 16 (select (select |v_#memory_$Pointer$.offset_599| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse25 (select (select |v_#memory_$Pointer$.base_114| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse26 (select (select |v_#memory_$Pointer$.offset_114| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (let ((.cse44 (store |v_#memory_$Pointer$.offset_114| .cse25 (store (select |v_#memory_$Pointer$.offset_114| .cse25) .cse26 0))) (.cse36 (store |v_#memory_$Pointer$.base_114| .cse25 (store (select |v_#memory_$Pointer$.base_114| .cse25) .cse26 |v_ULTIMATE.start_main_#t~malloc58#1.base_5|))) (.cse35 (store |v_#memory_$Pointer$.offset_599| .cse41 (store (select |v_#memory_$Pointer$.offset_599| .cse41) .cse42 8))) (.cse43 (store |v_#memory_$Pointer$.base_599| .cse41 (store (select |v_#memory_$Pointer$.base_599| .cse41) .cse42 |c_ULTIMATE.start_main_~user~0#1.base|)))) (let ((.cse28 (select (select |v_#memory_$Pointer$.base_116| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse29 (+ (select (select |v_#memory_$Pointer$.offset_115| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20)) (.cse31 (select (select |v_#memory_$Pointer$.base_115| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse32 (+ (select (select |v_#memory_$Pointer$.offset_116| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse33 (select (select .cse43 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse34 (+ (select (select .cse35 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4)) (.cse37 (select (select .cse36 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse38 (+ 40 (select (select .cse44 |c_ULTIMATE.start_main_~user~0#1.base|) 8)))) (and (= |v_#memory_int_124| (let ((.cse24 (let ((.cse27 (let ((.cse30 (store |v_#memory_int_125| .cse33 (store (select |v_#memory_int_125| .cse33) .cse34 32)))) (store .cse30 .cse31 (store (select .cse30 .cse31) .cse32 5))))) (store .cse27 .cse28 (store (select .cse27 .cse28) .cse29 8))))) (store .cse24 .cse25 (store (select .cse24 .cse25) .cse26 (select (select |v_#memory_int_124| .cse25) .cse26))))) (= |v_#memory_$Pointer$.offset_116| (store .cse35 .cse33 (store (select .cse35 .cse33) .cse34 (select (select |v_#memory_$Pointer$.offset_116| .cse33) .cse34)))) (= |v_old(#memory_$Pointer$.base)_AFTER_CALL_37| (store .cse36 .cse37 (store (select .cse36 .cse37) .cse38 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_37| .cse37) .cse38)))) (let ((.cse39 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_37| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse40 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_37| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (or (not (= (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_37| .cse39) .cse40) 0)) (not (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_37| .cse39) .cse40) 0)))) (= |v_#memory_$Pointer$.base_116| (store |v_#memory_$Pointer$.base_115| .cse31 (store (select |v_#memory_$Pointer$.base_115| .cse31) .cse32 (select (select |v_#memory_$Pointer$.base_116| .cse31) .cse32)))) (= |v_#memory_$Pointer$.base_114| (store |v_#memory_$Pointer$.base_116| .cse28 (store (select |v_#memory_$Pointer$.base_116| .cse28) .cse29 (select (select |v_#memory_$Pointer$.base_114| .cse28) .cse29)))) (= |v_#memory_$Pointer$.offset_114| (store |v_#memory_$Pointer$.offset_115| .cse28 (store (select |v_#memory_$Pointer$.offset_115| .cse28) .cse29 (select (select |v_#memory_$Pointer$.offset_114| .cse28) .cse29)))) (= |v_#memory_$Pointer$.offset_115| (store |v_#memory_$Pointer$.offset_116| .cse31 (store (select |v_#memory_$Pointer$.offset_116| .cse31) .cse32 (select (select |v_#memory_$Pointer$.offset_115| .cse31) .cse32)))) (not (= |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 0)) (= (store |v_#length_48| |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 384) |c_#length|) (= (store |v_#memory_int_757| .cse41 (store (select |v_#memory_int_757| .cse41) .cse42 (select (select |v_#memory_int_125| .cse41) .cse42))) |v_#memory_int_125|) (= (store .cse43 .cse33 (store (select .cse43 .cse33) .cse34 (select (select |v_#memory_$Pointer$.base_115| .cse33) .cse34))) |v_#memory_$Pointer$.base_115|) (<= (+ |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 1) |c_#StackHeapBarrier|) (= |c_#valid| (store |v_#valid_76| |v_ULTIMATE.start_main_#t~malloc58#1.base_5| 1)) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_37| (store .cse44 .cse37 (store (select .cse44 .cse37) .cse38 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_37| .cse37) .cse38)))) (= (select |v_#valid_76| |v_ULTIMATE.start_main_#t~malloc58#1.base_5|) 0)))))) (exists ((|v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_27| Int)) (and (<= 0 |v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_27|) (<= 384 (mod |v_#Ultimate.C_memset_#t~loopctr318_BEFORE_RETURN_27| 4294967296)))))) (<= 0 (+ |c_ULTIMATE.start_main_~i~0#1| 2147483648)) (<= |c_ULTIMATE.start_main_~i~0#1| 2147483647) (= |c_ULTIMATE.start_main_~users~0#1.base| |c_ULTIMATE.start_main_~user~0#1.base|) (let ((.cse49 (mod (+ (select (select |c_#memory_int| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~users~0#1.base|) 8)) (+ (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~users~0#1.base|) 8) 4)) 4294967295) 4294967296)) (.cse50 (mod |c_ULTIMATE.start_main_~_ha_hashv~0#1| 4294967296))) (let ((.cse45 (= .cse50 0)) (.cse46 (= .cse49 0))) (or (and (= |c_ULTIMATE.start_main_~_ha_bkt~0#1| 0) (or .cse45 .cse46)) (and (not .cse45) (let ((.cse47 (= .cse49 .cse50))) (or (and (= |c_ULTIMATE.start_main_~_ha_bkt~0#1| |c_ULTIMATE.start_main_~_ha_hashv~0#1|) .cse47) (let ((.cse48 (mod |c_ULTIMATE.start_main_~_ha_bkt~0#1| 4294967296))) (and (not .cse47) (<= .cse48 .cse49) (<= .cse48 .cse50))))) (not .cse46)))))) is different from false [2023-12-02 08:47:04,303 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '6040#(and (exists ((|v_#memory_$Pointer$.offset_594| (Array Int (Array Int Int)))) (= |#memory_$Pointer$.offset| (store |v_#memory_$Pointer$.offset_594| |ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.offset_594| |ULTIMATE.start_main_~user~0#1.base|) 0 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~user~0#1.base|) 0))))) (<= (+ |ULTIMATE.start_main_~user~0#1.base| 1) |#StackHeapBarrier|) (<= |ULTIMATE.start_main_~i~0#1| 2147483647) (<= 2147483648 (* |ULTIMATE.start_main_~i~0#1| |ULTIMATE.start_main_~i~0#1|)) (<= (+ (mod |ULTIMATE.start_main_~i~0#1| 4294967296) 1) (mod |ULTIMATE.start_main_~bound~0#1| 4294967296)) (<= 0 (+ |ULTIMATE.start_main_~i~0#1| 2147483648)) (not (= |ULTIMATE.start_main_~user~0#1.base| 0)) (exists ((|v_#memory_$Pointer$.base_594| (Array Int (Array Int Int)))) (= (store |v_#memory_$Pointer$.base_594| |ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.base_594| |ULTIMATE.start_main_~user~0#1.base|) 0 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~user~0#1.base|) 0))) |#memory_$Pointer$.base|)) (= |ULTIMATE.start_main_~user~0#1.offset| 0) (exists ((|v_#length_46| (Array Int Int)) (|v_#memory_int_752| (Array Int (Array Int Int))) (|v_#valid_74| (Array Int Int))) (and (= |#memory_int| (store |v_#memory_int_752| |ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_int_752| |ULTIMATE.start_main_~user~0#1.base|) 0 |ULTIMATE.start_main_~i~0#1|))) (= |#valid| (store |v_#valid_74| |ULTIMATE.start_main_~user~0#1.base| 1)) (= (select |v_#valid_74| |ULTIMATE.start_main_~user~0#1.base|) 0) (= (store |v_#length_46| |ULTIMATE.start_main_~user~0#1.base| 72) |#length|))))' at error location [2023-12-02 08:47:04,303 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2023-12-02 08:47:04,304 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-02 08:47:04,304 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8] total 12 [2023-12-02 08:47:04,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911918233] [2023-12-02 08:47:04,304 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-02 08:47:04,304 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-12-02 08:47:04,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:47:04,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-12-02 08:47:04,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=1996, Unknown=88, NotChecked=282, Total=2550 [2023-12-02 08:47:04,307 INFO L87 Difference]: Start difference. First operand 217 states and 251 transitions. Second operand has 12 states, 10 states have (on average 15.1) internal successors, (151), 12 states have internal predecessors, (151), 4 states have call successors, (8), 2 states have call predecessors, (8), 4 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) [2023-12-02 08:47:06,388 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:47:08,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:47:10,426 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:47:12,433 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:47:14,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:47:16,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:47:18,462 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:47:20,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:47:22,484 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:47:24,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:47:26,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:47:28,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:47:30,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:47:32,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:47:34,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:47:36,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:47:38,595 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:47:40,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:47:42,619 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:47:44,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:47:47,400 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:47:49,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:47:51,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:47:53,434 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:47:55,444 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:47:57,450 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:47:59,462 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:48:01,472 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:48:03,480 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:48:05,489 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:48:07,523 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:48:09,533 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:48:11,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:48:13,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:48:15,578 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:48:17,590 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:48:19,598 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:48:21,605 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:48:23,613 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:48:25,620 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:48:28,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:48:30,551 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:48:33,244 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:48:35,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:48:37,270 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:48:39,281 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:48:41,292 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:48:43,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:48:45,310 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:48:47,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:48:49,328 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:48:51,339 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:48:53,346 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:48:55,364 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:48:57,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []