./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_nondet_test1-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e21f8d-5562-4ec5-a8ec-4282170372c2/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e21f8d-5562-4ec5-a8ec-4282170372c2/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e21f8d-5562-4ec5-a8ec-4282170372c2/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e21f8d-5562-4ec5-a8ec-4282170372c2/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_nondet_test1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e21f8d-5562-4ec5-a8ec-4282170372c2/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e21f8d-5562-4ec5-a8ec-4282170372c2/bin/utaipan-verify-YMUCfTKeje --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 112ef0f8366461020cac5f2ac7dec2d7e41f31b24e653cd7734885d2bb23b087 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 07:15:17,284 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 07:15:17,411 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e21f8d-5562-4ec5-a8ec-4282170372c2/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Overflow-32bit-Taipan_Default.epf [2024-11-09 07:15:17,424 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 07:15:17,427 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 07:15:17,476 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 07:15:17,478 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 07:15:17,479 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 07:15:17,480 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 07:15:17,483 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 07:15:17,484 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 07:15:17,485 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 07:15:17,485 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 07:15:17,489 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 07:15:17,490 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 07:15:17,490 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 07:15:17,491 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 07:15:17,491 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 07:15:17,491 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 07:15:17,492 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 07:15:17,492 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 07:15:17,496 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 07:15:17,497 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 07:15:17,497 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 07:15:17,497 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 07:15:17,498 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 07:15:17,498 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 07:15:17,498 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 07:15:17,499 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 07:15:17,499 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 07:15:17,499 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 07:15:17,501 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 07:15:17,501 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 07:15:17,501 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 07:15:17,501 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 07:15:17,502 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 07:15:17,502 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 07:15:17,502 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 07:15:17,502 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 07:15:17,503 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 07:15:17,503 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:15:17,504 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 07:15:17,504 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 07:15:17,504 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 07:15:17,505 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 07:15:17,505 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 07:15:17,505 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 07:15:17,505 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 07:15:17,505 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 07:15:17,505 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_64e21f8d-5562-4ec5-a8ec-4282170372c2/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e21f8d-5562-4ec5-a8ec-4282170372c2/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 112ef0f8366461020cac5f2ac7dec2d7e41f31b24e653cd7734885d2bb23b087 [2024-11-09 07:15:17,825 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 07:15:17,860 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 07:15:17,864 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 07:15:17,866 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 07:15:17,866 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 07:15:17,868 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e21f8d-5562-4ec5-a8ec-4282170372c2/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_nondet_test1-2.i Unable to find full path for "g++" [2024-11-09 07:15:20,263 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 07:15:20,674 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 07:15:20,675 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e21f8d-5562-4ec5-a8ec-4282170372c2/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_nondet_test1-2.i [2024-11-09 07:15:20,709 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e21f8d-5562-4ec5-a8ec-4282170372c2/bin/utaipan-verify-YMUCfTKeje/data/e01b38b36/4628699accf84844be83bb0f7e126c29/FLAG1f924f3db [2024-11-09 07:15:20,735 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e21f8d-5562-4ec5-a8ec-4282170372c2/bin/utaipan-verify-YMUCfTKeje/data/e01b38b36/4628699accf84844be83bb0f7e126c29 [2024-11-09 07:15:20,739 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 07:15:20,741 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 07:15:20,744 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 07:15:20,744 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 07:15:20,755 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 07:15:20,756 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:15:20" (1/1) ... [2024-11-09 07:15:20,758 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@522b4073 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:20, skipping insertion in model container [2024-11-09 07:15:20,758 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:15:20" (1/1) ... [2024-11-09 07:15:20,852 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 07:15:21,664 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:15:21,691 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 07:15:21,850 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:15:21,899 INFO L204 MainTranslator]: Completed translation [2024-11-09 07:15:21,899 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:21 WrapperNode [2024-11-09 07:15:21,900 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 07:15:21,901 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 07:15:21,901 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 07:15:21,901 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 07:15:21,910 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:21" (1/1) ... [2024-11-09 07:15:21,959 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:21" (1/1) ... [2024-11-09 07:15:22,052 INFO L138 Inliner]: procedures = 176, calls = 221, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 948 [2024-11-09 07:15:22,054 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 07:15:22,055 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 07:15:22,055 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 07:15:22,055 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 07:15:22,068 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:21" (1/1) ... [2024-11-09 07:15:22,068 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:21" (1/1) ... [2024-11-09 07:15:22,079 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:21" (1/1) ... [2024-11-09 07:15:22,079 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:21" (1/1) ... [2024-11-09 07:15:22,122 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:21" (1/1) ... [2024-11-09 07:15:22,133 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:21" (1/1) ... [2024-11-09 07:15:22,138 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:21" (1/1) ... [2024-11-09 07:15:22,143 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:21" (1/1) ... [2024-11-09 07:15:22,152 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 07:15:22,154 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 07:15:22,154 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 07:15:22,154 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 07:15:22,155 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:21" (1/1) ... [2024-11-09 07:15:22,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:15:22,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e21f8d-5562-4ec5-a8ec-4282170372c2/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:15:22,218 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e21f8d-5562-4ec5-a8ec-4282170372c2/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 07:15:22,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e21f8d-5562-4ec5-a8ec-4282170372c2/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 07:15:22,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 07:15:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 07:15:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-09 07:15:22,264 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-09 07:15:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 07:15:22,267 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 07:15:22,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 07:15:22,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 07:15:22,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 07:15:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 07:15:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 07:15:22,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 07:15:22,615 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 07:15:22,617 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 07:15:24,066 INFO L? ?]: Removed 233 outVars from TransFormulas that were not future-live. [2024-11-09 07:15:24,066 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 07:15:25,271 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 07:15:25,271 INFO L316 CfgBuilder]: Removed 35 assume(true) statements. [2024-11-09 07:15:25,272 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:15:25 BoogieIcfgContainer [2024-11-09 07:15:25,272 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 07:15:25,276 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 07:15:25,277 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 07:15:25,282 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 07:15:25,282 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 07:15:20" (1/3) ... [2024-11-09 07:15:25,284 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c52f903 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:15:25, skipping insertion in model container [2024-11-09 07:15:25,284 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:21" (2/3) ... [2024-11-09 07:15:25,286 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c52f903 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:15:25, skipping insertion in model container [2024-11-09 07:15:25,287 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:15:25" (3/3) ... [2024-11-09 07:15:25,288 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_JEN_nondet_test1-2.i [2024-11-09 07:15:25,312 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 07:15:25,313 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2024-11-09 07:15:25,418 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 07:15:25,428 INFO L333 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, 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;@49c30d4c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 07:15:25,429 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-11-09 07:15:25,434 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 84 states have (on average 1.7142857142857142) internal successors, (144), 90 states have internal predecessors, (144), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-09 07:15:25,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 07:15:25,442 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:15:25,443 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-11-09 07:15:25,444 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-09 07:15:25,452 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:15:25,453 INFO L85 PathProgramCache]: Analyzing trace with hash 28731943, now seen corresponding path program 1 times [2024-11-09 07:15:25,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:15:25,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447710355] [2024-11-09 07:15:25,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:15:25,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:15:25,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:15:25,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:15:25,970 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 07:15:25,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447710355] [2024-11-09 07:15:25,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [447710355] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:15:25,972 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:15:25,972 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:15:25,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660217486] [2024-11-09 07:15:25,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:15:25,981 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 07:15:25,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 07:15:26,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 07:15:26,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 07:15:26,018 INFO L87 Difference]: Start difference. First operand has 95 states, 84 states have (on average 1.7142857142857142) internal successors, (144), 90 states have internal predecessors, (144), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 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) [2024-11-09 07:15:28,165 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:15:30,178 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:15:31,527 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:15:32,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:15:34,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:15:34,701 INFO L93 Difference]: Finished difference Result 199 states and 317 transitions. [2024-11-09 07:15:34,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 07:15:34,707 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 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 [2024-11-09 07:15:34,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:15:34,718 INFO L225 Difference]: With dead ends: 199 [2024-11-09 07:15:34,719 INFO L226 Difference]: Without dead ends: 85 [2024-11-09 07:15:34,723 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 07:15:34,730 INFO L432 NwaCegarLoop]: 85 mSDtfsCounter, 11 mSDsluCounter, 168 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 253 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2024-11-09 07:15:34,731 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 253 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 80 Invalid, 2 Unknown, 0 Unchecked, 8.6s Time] [2024-11-09 07:15:34,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2024-11-09 07:15:34,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 79. [2024-11-09 07:15:34,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 69 states have (on average 1.2608695652173914) internal successors, (87), 74 states have internal predecessors, (87), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-09 07:15:34,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 93 transitions. [2024-11-09 07:15:34,794 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 93 transitions. Word has length 4 [2024-11-09 07:15:34,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:15:34,795 INFO L471 AbstractCegarLoop]: Abstraction has 79 states and 93 transitions. [2024-11-09 07:15:34,796 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 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) [2024-11-09 07:15:34,796 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 93 transitions. [2024-11-09 07:15:34,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-09 07:15:34,797 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:15:34,797 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-11-09 07:15:34,798 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 07:15:34,798 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-09 07:15:34,799 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:15:34,799 INFO L85 PathProgramCache]: Analyzing trace with hash 890690293, now seen corresponding path program 1 times [2024-11-09 07:15:34,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:15:34,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977443600] [2024-11-09 07:15:34,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:15:34,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:15:34,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:15:34,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:15:34,955 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 07:15:34,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977443600] [2024-11-09 07:15:34,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [977443600] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:15:34,956 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:15:34,956 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:15:34,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582053395] [2024-11-09 07:15:34,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:15:34,958 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 07:15:34,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 07:15:34,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 07:15:34,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 07:15:34,960 INFO L87 Difference]: Start difference. First operand 79 states and 93 transitions. Second operand has 4 states, 3 states have (on average 1.6666666666666667) 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) [2024-11-09 07:15:37,031 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:15:39,039 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:15:41,941 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:15:43,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:15:45,405 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:15:47,437 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 07:15:47,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:15:47,813 INFO L93 Difference]: Finished difference Result 86 states and 102 transitions. [2024-11-09 07:15:47,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 07:15:47,817 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.6666666666666667) 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 [2024-11-09 07:15:47,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:15:47,819 INFO L225 Difference]: With dead ends: 86 [2024-11-09 07:15:47,819 INFO L226 Difference]: Without dead ends: 85 [2024-11-09 07:15:47,820 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 07:15:47,821 INFO L432 NwaCegarLoop]: 70 mSDtfsCounter, 8 mSDsluCounter, 136 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 206 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.8s IncrementalHoareTripleChecker+Time [2024-11-09 07:15:47,822 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 206 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 53 Invalid, 4 Unknown, 0 Unchecked, 12.8s Time] [2024-11-09 07:15:47,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2024-11-09 07:15:47,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 80. [2024-11-09 07:15:47,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 70 states have (on average 1.2571428571428571) internal successors, (88), 75 states have internal predecessors, (88), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-09 07:15:47,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 94 transitions. [2024-11-09 07:15:47,837 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 94 transitions. Word has length 5 [2024-11-09 07:15:47,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:15:47,838 INFO L471 AbstractCegarLoop]: Abstraction has 80 states and 94 transitions. [2024-11-09 07:15:47,838 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.6666666666666667) 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) [2024-11-09 07:15:47,838 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 94 transitions. [2024-11-09 07:15:47,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 07:15:47,839 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:15:47,839 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-11-09 07:15:47,839 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 07:15:47,840 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-09 07:15:47,841 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:15:47,841 INFO L85 PathProgramCache]: Analyzing trace with hash -1779104208, now seen corresponding path program 1 times [2024-11-09 07:15:47,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:15:47,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008314221] [2024-11-09 07:15:47,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:15:47,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:15:47,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:15:47,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:15:47,886 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 07:15:47,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008314221] [2024-11-09 07:15:47,886 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1008314221] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:15:47,887 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:15:47,887 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:15:47,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972007840] [2024-11-09 07:15:47,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:15:47,888 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:15:47,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 07:15:47,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:15:47,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:15:47,890 INFO L87 Difference]: Start difference. First operand 80 states and 94 transitions. Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2024-11-09 07:15:49,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:15:51,938 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:15:54,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:15:56,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:15:58,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:15:59,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:16:00,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:16:00,669 INFO L93 Difference]: Finished difference Result 142 states and 166 transitions. [2024-11-09 07:16:00,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:16:00,676 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 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 6 [2024-11-09 07:16:00,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:16:00,678 INFO L225 Difference]: With dead ends: 142 [2024-11-09 07:16:00,678 INFO L226 Difference]: Without dead ends: 135 [2024-11-09 07:16:00,679 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:16:00,680 INFO L432 NwaCegarLoop]: 86 mSDtfsCounter, 62 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 1 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 157 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.8s IncrementalHoareTripleChecker+Time [2024-11-09 07:16:00,681 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 157 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 31 Invalid, 5 Unknown, 0 Unchecked, 12.8s Time] [2024-11-09 07:16:00,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2024-11-09 07:16:00,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 80. [2024-11-09 07:16:00,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 70 states have (on average 1.2285714285714286) internal successors, (86), 75 states have internal predecessors, (86), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-09 07:16:00,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 92 transitions. [2024-11-09 07:16:00,696 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 92 transitions. Word has length 6 [2024-11-09 07:16:00,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:16:00,696 INFO L471 AbstractCegarLoop]: Abstraction has 80 states and 92 transitions. [2024-11-09 07:16:00,697 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2024-11-09 07:16:00,697 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 92 transitions. [2024-11-09 07:16:00,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-09 07:16:00,699 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:16:00,699 INFO L215 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] [2024-11-09 07:16:00,699 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-09 07:16:00,700 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-09 07:16:00,700 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:16:00,701 INFO L85 PathProgramCache]: Analyzing trace with hash 15404261, now seen corresponding path program 1 times [2024-11-09 07:16:00,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:16:00,701 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794050785] [2024-11-09 07:16:00,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:16:00,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:16:00,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:16:01,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:16:01,279 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 07:16:01,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1794050785] [2024-11-09 07:16:01,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1794050785] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:16:01,280 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:16:01,280 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:16:01,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470477872] [2024-11-09 07:16:01,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:16:01,281 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:16:01,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 07:16:01,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:16:01,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:16:01,283 INFO L87 Difference]: Start difference. First operand 80 states and 92 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 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) [2024-11-09 07:16:03,311 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:16:05,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:16:07,436 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:16:09,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:16:11,452 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:16:13,460 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:16:14,614 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 07:16:14,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:16:14,929 INFO L93 Difference]: Finished difference Result 171 states and 198 transitions. [2024-11-09 07:16:14,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:16:14,933 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 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 33 [2024-11-09 07:16:14,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:16:14,934 INFO L225 Difference]: With dead ends: 171 [2024-11-09 07:16:14,934 INFO L226 Difference]: Without dead ends: 96 [2024-11-09 07:16:14,935 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:16:14,937 INFO L432 NwaCegarLoop]: 75 mSDtfsCounter, 6 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 145 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.6s IncrementalHoareTripleChecker+Time [2024-11-09 07:16:14,937 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 145 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 6 Unknown, 0 Unchecked, 13.6s Time] [2024-11-09 07:16:14,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2024-11-09 07:16:14,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2024-11-09 07:16:14,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 86 states have (on average 1.2093023255813953) internal successors, (104), 91 states have internal predecessors, (104), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-09 07:16:14,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 110 transitions. [2024-11-09 07:16:14,952 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 110 transitions. Word has length 33 [2024-11-09 07:16:14,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:16:14,952 INFO L471 AbstractCegarLoop]: Abstraction has 96 states and 110 transitions. [2024-11-09 07:16:14,953 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 2 states have internal predecessors, (33), 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) [2024-11-09 07:16:14,953 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 110 transitions. [2024-11-09 07:16:14,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-09 07:16:14,955 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:16:14,955 INFO L215 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] [2024-11-09 07:16:14,955 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-09 07:16:14,956 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-09 07:16:14,956 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:16:14,957 INFO L85 PathProgramCache]: Analyzing trace with hash 1364741665, now seen corresponding path program 1 times [2024-11-09 07:16:14,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:16:14,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158739359] [2024-11-09 07:16:14,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:16:14,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:16:15,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:16:15,521 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-09 07:16:15,523 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 07:16:15,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158739359] [2024-11-09 07:16:15,524 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [158739359] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:16:15,524 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:16:15,524 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 07:16:15,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [175332707] [2024-11-09 07:16:15,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:16:15,525 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 07:16:15,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 07:16:15,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 07:16:15,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 07:16:15,531 INFO L87 Difference]: Start difference. First operand 96 states and 110 transitions. Second operand has 4 states, 3 states have (on average 13.333333333333334) internal successors, (40), 4 states have internal predecessors, (40), 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) [2024-11-09 07:16:17,577 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 [] [2024-11-09 07:16:19,581 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:16:21,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:16:23,599 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:16:25,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 07:16:25,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:16:25,810 INFO L93 Difference]: Finished difference Result 96 states and 110 transitions. [2024-11-09 07:16:25,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 07:16:25,814 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 13.333333333333334) internal successors, (40), 4 states have internal predecessors, (40), 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 46 [2024-11-09 07:16:25,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:16:25,816 INFO L225 Difference]: With dead ends: 96 [2024-11-09 07:16:25,816 INFO L226 Difference]: Without dead ends: 95 [2024-11-09 07:16:25,817 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 07:16:25,818 INFO L432 NwaCegarLoop]: 68 mSDtfsCounter, 30 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 148 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.3s IncrementalHoareTripleChecker+Time [2024-11-09 07:16:25,818 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 148 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 38 Invalid, 4 Unknown, 0 Unchecked, 10.3s Time] [2024-11-09 07:16:25,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2024-11-09 07:16:25,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2024-11-09 07:16:25,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 86 states have (on average 1.197674418604651) internal successors, (103), 90 states have internal predecessors, (103), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-09 07:16:25,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 109 transitions. [2024-11-09 07:16:25,831 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 109 transitions. Word has length 46 [2024-11-09 07:16:25,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:16:25,832 INFO L471 AbstractCegarLoop]: Abstraction has 95 states and 109 transitions. [2024-11-09 07:16:25,832 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 13.333333333333334) internal successors, (40), 4 states have internal predecessors, (40), 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) [2024-11-09 07:16:25,832 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 109 transitions. [2024-11-09 07:16:25,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 07:16:25,834 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:16:25,834 INFO L215 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] [2024-11-09 07:16:25,834 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-09 07:16:25,835 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-09 07:16:25,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:16:25,836 INFO L85 PathProgramCache]: Analyzing trace with hash -642680567, now seen corresponding path program 1 times [2024-11-09 07:16:25,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:16:25,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509508312] [2024-11-09 07:16:25,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:16:25,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:16:25,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:16:26,210 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-09 07:16:26,210 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 07:16:26,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509508312] [2024-11-09 07:16:26,211 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [509508312] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:16:26,211 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:16:26,212 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 07:16:26,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [405706873] [2024-11-09 07:16:26,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:16:26,213 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 07:16:26,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 07:16:26,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 07:16:26,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 07:16:26,215 INFO L87 Difference]: Start difference. First operand 95 states and 109 transitions. Second operand has 4 states, 3 states have (on average 13.666666666666666) internal successors, (41), 4 states have internal predecessors, (41), 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) [2024-11-09 07:16:28,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:16:30,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:16:32,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:16:34,279 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:16:36,615 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:16:38,619 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:16:40,622 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:16:42,634 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:16:44,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:16:45,283 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:16:47,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 07:16:47,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:16:47,616 INFO L93 Difference]: Finished difference Result 135 states and 156 transitions. [2024-11-09 07:16:47,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 07:16:47,621 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 13.666666666666666) internal successors, (41), 4 states have internal predecessors, (41), 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 47 [2024-11-09 07:16:47,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:16:47,623 INFO L225 Difference]: With dead ends: 135 [2024-11-09 07:16:47,623 INFO L226 Difference]: Without dead ends: 134 [2024-11-09 07:16:47,624 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 07:16:47,628 INFO L432 NwaCegarLoop]: 71 mSDtfsCounter, 24 mSDsluCounter, 139 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 0 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 210 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.4s IncrementalHoareTripleChecker+Time [2024-11-09 07:16:47,628 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 210 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 46 Invalid, 8 Unknown, 0 Unchecked, 21.4s Time] [2024-11-09 07:16:47,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2024-11-09 07:16:47,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2024-11-09 07:16:47,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 122 states have (on average 1.1721311475409837) internal successors, (143), 126 states have internal predecessors, (143), 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) [2024-11-09 07:16:47,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 155 transitions. [2024-11-09 07:16:47,658 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 155 transitions. Word has length 47 [2024-11-09 07:16:47,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:16:47,659 INFO L471 AbstractCegarLoop]: Abstraction has 134 states and 155 transitions. [2024-11-09 07:16:47,659 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 13.666666666666666) internal successors, (41), 4 states have internal predecessors, (41), 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) [2024-11-09 07:16:47,659 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 155 transitions. [2024-11-09 07:16:47,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-09 07:16:47,661 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:16:47,662 INFO L215 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] [2024-11-09 07:16:47,662 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-09 07:16:47,663 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-09 07:16:47,664 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:16:47,664 INFO L85 PathProgramCache]: Analyzing trace with hash 867507072, now seen corresponding path program 1 times [2024-11-09 07:16:47,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:16:47,665 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207287580] [2024-11-09 07:16:47,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:16:47,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:16:47,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:16:48,928 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-09 07:16:48,929 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 07:16:48,929 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207287580] [2024-11-09 07:16:48,929 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1207287580] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:16:48,929 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [337039031] [2024-11-09 07:16:48,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:16:48,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:16:48,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e21f8d-5562-4ec5-a8ec-4282170372c2/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:16:48,933 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e21f8d-5562-4ec5-a8ec-4282170372c2/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 07:16:48,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e21f8d-5562-4ec5-a8ec-4282170372c2/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 07:16:49,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:16:49,500 INFO L255 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 07:16:49,510 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:16:49,874 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-09 07:16:49,874 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:16:50,156 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-09 07:16:50,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [337039031] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 07:16:50,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [102556921] [2024-11-09 07:16:50,204 INFO L159 IcfgInterpreter]: Started Sifa with 45 locations of interest [2024-11-09 07:16:50,205 INFO L166 IcfgInterpreter]: Building call graph [2024-11-09 07:16:50,210 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-09 07:16:50,218 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-09 07:16:50,219 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-09 07:16:55,028 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 220 for LOIs [2024-11-09 07:16:55,231 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-09 07:17:25,564 WARN L286 SmtUtils]: Spent 5.03s on a formula simplification. DAG size of input: 220 DAG size of output: 209 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 07:17:34,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [102556921] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:17:34,636 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2024-11-09 07:17:34,637 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [5, 5, 5] total 24 [2024-11-09 07:17:34,637 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881962728] [2024-11-09 07:17:34,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:17:34,638 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 07:17:34,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 07:17:34,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 07:17:34,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=441, Unknown=8, NotChecked=0, Total=552 [2024-11-09 07:17:34,639 INFO L87 Difference]: Start difference. First operand 134 states and 155 transitions. Second operand has 14 states, 13 states have (on average 3.230769230769231) internal successors, (42), 12 states have internal predecessors, (42), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-09 07:17:36,763 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:17:38,971 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:17:41,258 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:17:43,493 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:17:45,635 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:17:47,822 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:17:50,016 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:17:52,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:17:54,466 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:17:56,472 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:17:58,476 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:18:00,480 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:18:02,494 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:18:04,526 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:18:06,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:18:08,543 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:18:10,553 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:18:12,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:18:14,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:18:16,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:18:18,745 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:18:20,806 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:18:22,860 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:18:25,478 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:18:28,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:18:36,281 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:18:38,285 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:18:40,288 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:18:42,291 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:18:44,295 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:18:46,304 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:18:48,310 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:18:50,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:18:52,320 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:18:54,326 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:18:56,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:18:58,338 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:18:59,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:19:01,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:19:03,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:19:04,627 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:19:06,630 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:19:08,634 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:19:10,638 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:19:12,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:19:14,653 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:19:16,658 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:19:18,665 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:19:20,670 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:19:22,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:19:24,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:19:26,964 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 07:19:28,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:19:28,155 INFO L93 Difference]: Finished difference Result 258 states and 301 transitions. [2024-11-09 07:19:28,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 07:19:28,160 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 3.230769230769231) internal successors, (42), 12 states have internal predecessors, (42), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 50 [2024-11-09 07:19:28,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:19:28,161 INFO L225 Difference]: With dead ends: 258 [2024-11-09 07:19:28,161 INFO L226 Difference]: Without dead ends: 132 [2024-11-09 07:19:28,162 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 128 SyntacticMatches, 4 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 276 ImplicationChecksByTransitivity, 39.5s TimeCoverageRelationStatistics Valid=103, Invalid=441, Unknown=8, NotChecked=0, Total=552 [2024-11-09 07:19:28,163 INFO L432 NwaCegarLoop]: 65 mSDtfsCounter, 6 mSDsluCounter, 306 mSDsCounter, 0 mSdLazyCounter, 335 mSolverCounterSat, 1 mSolverCounterUnsat, 51 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 112.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 371 SdHoareTripleChecker+Invalid, 387 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 335 IncrementalHoareTripleChecker+Invalid, 51 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 113.4s IncrementalHoareTripleChecker+Time [2024-11-09 07:19:28,163 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 371 Invalid, 387 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 335 Invalid, 51 Unknown, 0 Unchecked, 113.4s Time] [2024-11-09 07:19:28,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2024-11-09 07:19:28,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2024-11-09 07:19:28,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 120 states have (on average 1.1583333333333334) internal successors, (139), 123 states have internal predecessors, (139), 6 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-09 07:19:28,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 151 transitions. [2024-11-09 07:19:28,182 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 151 transitions. Word has length 50 [2024-11-09 07:19:28,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:19:28,183 INFO L471 AbstractCegarLoop]: Abstraction has 132 states and 151 transitions. [2024-11-09 07:19:28,183 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 3.230769230769231) internal successors, (42), 12 states have internal predecessors, (42), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-09 07:19:28,183 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 151 transitions. [2024-11-09 07:19:28,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-09 07:19:28,185 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:19:28,185 INFO L215 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] [2024-11-09 07:19:28,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e21f8d-5562-4ec5-a8ec-4282170372c2/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 07:19:28,385 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e21f8d-5562-4ec5-a8ec-4282170372c2/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:19:28,386 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-09 07:19:28,386 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:19:28,386 INFO L85 PathProgramCache]: Analyzing trace with hash -1090447980, now seen corresponding path program 1 times [2024-11-09 07:19:28,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:19:28,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1284188339] [2024-11-09 07:19:28,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:19:28,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:19:28,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:19:29,335 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-09 07:19:29,336 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 07:19:29,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1284188339] [2024-11-09 07:19:29,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1284188339] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:19:29,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [891293623] [2024-11-09 07:19:29,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:19:29,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:19:29,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e21f8d-5562-4ec5-a8ec-4282170372c2/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:19:29,338 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e21f8d-5562-4ec5-a8ec-4282170372c2/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 07:19:29,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e21f8d-5562-4ec5-a8ec-4282170372c2/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-09 07:19:29,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:19:29,732 INFO L255 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 07:19:29,738 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:19:30,023 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-09 07:19:30,023 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:19:30,315 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-09 07:19:30,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [891293623] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 07:19:30,316 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [646111298] [2024-11-09 07:19:30,319 INFO L159 IcfgInterpreter]: Started Sifa with 45 locations of interest [2024-11-09 07:19:30,319 INFO L166 IcfgInterpreter]: Building call graph [2024-11-09 07:19:30,320 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-09 07:19:30,320 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-09 07:19:30,320 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-09 07:20:07,530 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 204 for LOIs [2024-11-09 07:20:07,952 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-09 07:20:43,154 WARN L286 SmtUtils]: Spent 18.38s on a formula simplification. DAG size of input: 204 DAG size of output: 204 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 07:20:52,923 WARN L286 SmtUtils]: Spent 6.98s on a formula simplification that was a NOOP. DAG size: 176 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 07:21:00,025 WARN L286 SmtUtils]: Spent 5.31s on a formula simplification that was a NOOP. DAG size: 181 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 07:22:10,015 WARN L286 SmtUtils]: Spent 20.04s on a formula simplification that was a NOOP. DAG size: 214 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 07:23:26,169 WARN L286 SmtUtils]: Spent 21.50s on a formula simplification that was a NOOP. DAG size: 208 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 07:25:01,445 WARN L286 SmtUtils]: Spent 30.45s on a formula simplification that was a NOOP. DAG size: 212 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 07:25:03,458 WARN L851 $PredicateComparison]: unable to prove that (and (= |c_ULTIMATE.start_main_~user~0#1.offset| 0) (= |c_ULTIMATE.start_main_~users~0#1.offset| 0) (<= 1 |c_#StackHeapBarrier|) (let ((.cse21 (exists ((|v_#Ultimate.C_memset_#t~loopctr206_27| Int)) (and (<= 0 |v_#Ultimate.C_memset_#t~loopctr206_27|) (<= 384 (mod |v_#Ultimate.C_memset_#t~loopctr206_27| 4294967296)))))) (or (and (exists ((|v_#memory_int_427| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_409| (Array Int (Array Int Int))) (|v_#memory_int_119| (Array Int (Array Int Int))) (|v_#valid_65| (Array Int Int)) (|v_#memory_$Pointer$.offset_409| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_17| (Array Int (Array Int Int))) (|v_#length_40| (Array Int Int)) (|v_ULTIMATE.start_main_#t~malloc58#1.base_6| Int) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_17| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_121| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_123| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_122| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_123| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_122| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_121| (Array Int (Array Int Int))) (|v_#memory_int_120| (Array Int (Array Int Int)))) (let ((.cse13 (select (select |v_#memory_$Pointer$.base_122| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse14 (select (select |v_#memory_$Pointer$.offset_122| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse5 (select (select |v_#memory_$Pointer$.base_409| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse6 (+ 16 (select (select |v_#memory_$Pointer$.offset_409| |c_ULTIMATE.start_main_~user~0#1.base|) 8)))) (let ((.cse20 (store |v_#memory_$Pointer$.offset_409| .cse5 (store (select |v_#memory_$Pointer$.offset_409| .cse5) .cse6 8))) (.cse0 (store |v_#memory_$Pointer$.base_409| .cse5 (store (select |v_#memory_$Pointer$.base_409| .cse5) .cse6 |c_ULTIMATE.start_main_~user~0#1.base|))) (.cse9 (store |v_#memory_$Pointer$.offset_122| .cse13 (store (select |v_#memory_$Pointer$.offset_122| .cse13) .cse14 0))) (.cse19 (store |v_#memory_$Pointer$.base_122| .cse13 (store (select |v_#memory_$Pointer$.base_122| .cse13) .cse14 |v_ULTIMATE.start_main_#t~malloc58#1.base_6|)))) (let ((.cse10 (select (select .cse19 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse11 (+ 40 (select (select .cse9 |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse17 (select (select |v_#memory_$Pointer$.base_121| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse18 (+ (select (select |v_#memory_$Pointer$.offset_121| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse7 (select (select |v_#memory_$Pointer$.base_123| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse8 (+ (select (select |v_#memory_$Pointer$.offset_123| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20)) (.cse1 (select (select .cse0 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse2 (+ (select (select .cse20 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4))) (and (= (store .cse0 .cse1 (store (select .cse0 .cse1) .cse2 (select (select |v_#memory_$Pointer$.base_121| .cse1) .cse2))) |v_#memory_$Pointer$.base_121|) (let ((.cse3 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_17| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse4 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_17| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (or (not (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_17| .cse3) .cse4) 0)) (not (= (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_17| .cse3) .cse4) 0)))) (= (store |v_#memory_int_427| .cse5 (store (select |v_#memory_int_427| .cse5) .cse6 (select (select |v_#memory_int_119| .cse5) .cse6))) |v_#memory_int_119|) (= |c_#valid| (store |v_#valid_65| |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 1)) (= (store |v_#memory_$Pointer$.offset_123| .cse7 (store (select |v_#memory_$Pointer$.offset_123| .cse7) .cse8 (select (select |v_#memory_$Pointer$.offset_122| .cse7) .cse8))) |v_#memory_$Pointer$.offset_122|) (<= (+ |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 1) |c_#StackHeapBarrier|) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_17| (store .cse9 .cse10 (store (select .cse9 .cse10) .cse11 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_17| .cse10) .cse11)))) (= (select |v_#valid_65| |v_ULTIMATE.start_main_#t~malloc58#1.base_6|) 0) (= (store |v_#length_40| |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 384) |c_#length|) (= |v_#memory_int_120| (let ((.cse12 (let ((.cse15 (let ((.cse16 (store |v_#memory_int_119| .cse1 (store (select |v_#memory_int_119| .cse1) .cse2 32)))) (store .cse16 .cse17 (store (select .cse16 .cse17) .cse18 5))))) (store .cse15 .cse7 (store (select .cse15 .cse7) .cse8 8))))) (store .cse12 .cse13 (store (select .cse12 .cse13) .cse14 (select (select |v_#memory_int_120| .cse13) .cse14))))) (not (= |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 0)) (= (store |v_#memory_$Pointer$.offset_121| .cse17 (store (select |v_#memory_$Pointer$.offset_121| .cse17) .cse18 (select (select |v_#memory_$Pointer$.offset_123| .cse17) .cse18))) |v_#memory_$Pointer$.offset_123|) (= |v_old(#memory_$Pointer$.base)_AFTER_CALL_17| (store .cse19 .cse10 (store (select .cse19 .cse10) .cse11 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_17| .cse10) .cse11)))) (= (store |v_#memory_$Pointer$.base_121| .cse17 (store (select |v_#memory_$Pointer$.base_121| .cse17) .cse18 (select (select |v_#memory_$Pointer$.base_123| .cse17) .cse18))) |v_#memory_$Pointer$.base_123|) (= (store |v_#memory_$Pointer$.base_123| .cse7 (store (select |v_#memory_$Pointer$.base_123| .cse7) .cse8 (select (select |v_#memory_$Pointer$.base_122| .cse7) .cse8))) |v_#memory_$Pointer$.base_122|) (= (store .cse20 .cse1 (store (select .cse20 .cse1) .cse2 (select (select |v_#memory_$Pointer$.offset_121| .cse1) .cse2))) |v_#memory_$Pointer$.offset_121|)))))) .cse21) (and (exists ((|v_#memory_int_427| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_409| (Array Int (Array Int Int))) (|v_#memory_int_119| (Array Int (Array Int Int))) (|v_#valid_65| (Array Int Int)) (|v_#memory_$Pointer$.offset_409| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_18| (Array Int (Array Int Int))) (|v_#length_40| (Array Int Int)) (|v_ULTIMATE.start_main_#t~malloc58#1.base_6| Int) (|v_#memory_$Pointer$.offset_121| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_123| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_122| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_123| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_122| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_121| (Array Int (Array Int Int))) (|v_#memory_int_120| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_18| (Array Int (Array Int Int)))) (let ((.cse36 (select (select |v_#memory_$Pointer$.base_122| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse37 (select (select |v_#memory_$Pointer$.offset_122| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse29 (select (select |v_#memory_$Pointer$.base_409| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse30 (+ 16 (select (select |v_#memory_$Pointer$.offset_409| |c_ULTIMATE.start_main_~user~0#1.base|) 8)))) (let ((.cse42 (store |v_#memory_$Pointer$.offset_409| .cse29 (store (select |v_#memory_$Pointer$.offset_409| .cse29) .cse30 8))) (.cse22 (store |v_#memory_$Pointer$.base_409| .cse29 (store (select |v_#memory_$Pointer$.base_409| .cse29) .cse30 |c_ULTIMATE.start_main_~user~0#1.base|))) (.cse28 (store |v_#memory_$Pointer$.offset_122| .cse36 (store (select |v_#memory_$Pointer$.offset_122| .cse36) .cse37 0))) (.cse25 (store |v_#memory_$Pointer$.base_122| .cse36 (store (select |v_#memory_$Pointer$.base_122| .cse36) .cse37 |v_ULTIMATE.start_main_#t~malloc58#1.base_6|)))) (let ((.cse26 (select (select .cse25 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse27 (+ 40 (select (select .cse28 |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse40 (select (select |v_#memory_$Pointer$.base_121| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse41 (+ (select (select |v_#memory_$Pointer$.offset_121| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse31 (select (select |v_#memory_$Pointer$.base_123| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse32 (+ (select (select |v_#memory_$Pointer$.offset_123| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20)) (.cse23 (select (select .cse22 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse24 (+ (select (select .cse42 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4))) (and (= (store .cse22 .cse23 (store (select .cse22 .cse23) .cse24 (select (select |v_#memory_$Pointer$.base_121| .cse23) .cse24))) |v_#memory_$Pointer$.base_121|) (= |v_old(#memory_$Pointer$.base)_AFTER_CALL_18| (store .cse25 .cse26 (store (select .cse25 .cse26) .cse27 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_18| .cse26) .cse27)))) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_18| (store .cse28 .cse26 (store (select .cse28 .cse26) .cse27 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_18| .cse26) .cse27)))) (= (store |v_#memory_int_427| .cse29 (store (select |v_#memory_int_427| .cse29) .cse30 (select (select |v_#memory_int_119| .cse29) .cse30))) |v_#memory_int_119|) (= |c_#valid| (store |v_#valid_65| |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 1)) (= (store |v_#memory_$Pointer$.offset_123| .cse31 (store (select |v_#memory_$Pointer$.offset_123| .cse31) .cse32 (select (select |v_#memory_$Pointer$.offset_122| .cse31) .cse32))) |v_#memory_$Pointer$.offset_122|) (<= (+ |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 1) |c_#StackHeapBarrier|) (= (select |v_#valid_65| |v_ULTIMATE.start_main_#t~malloc58#1.base_6|) 0) (let ((.cse33 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_18| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse34 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_18| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (or (not (= (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_18| .cse33) .cse34) 0)) (not (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_18| .cse33) .cse34) 0)))) (= (store |v_#length_40| |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 384) |c_#length|) (= |v_#memory_int_120| (let ((.cse35 (let ((.cse38 (let ((.cse39 (store |v_#memory_int_119| .cse23 (store (select |v_#memory_int_119| .cse23) .cse24 32)))) (store .cse39 .cse40 (store (select .cse39 .cse40) .cse41 5))))) (store .cse38 .cse31 (store (select .cse38 .cse31) .cse32 8))))) (store .cse35 .cse36 (store (select .cse35 .cse36) .cse37 (select (select |v_#memory_int_120| .cse36) .cse37))))) (not (= |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 0)) (= (store |v_#memory_$Pointer$.offset_121| .cse40 (store (select |v_#memory_$Pointer$.offset_121| .cse40) .cse41 (select (select |v_#memory_$Pointer$.offset_123| .cse40) .cse41))) |v_#memory_$Pointer$.offset_123|) (= (store |v_#memory_$Pointer$.base_121| .cse40 (store (select |v_#memory_$Pointer$.base_121| .cse40) .cse41 (select (select |v_#memory_$Pointer$.base_123| .cse40) .cse41))) |v_#memory_$Pointer$.base_123|) (= (store |v_#memory_$Pointer$.base_123| .cse31 (store (select |v_#memory_$Pointer$.base_123| .cse31) .cse32 (select (select |v_#memory_$Pointer$.base_122| .cse31) .cse32))) |v_#memory_$Pointer$.base_122|) (= (store .cse42 .cse23 (store (select .cse42 .cse23) .cse24 (select (select |v_#memory_$Pointer$.offset_121| .cse23) .cse24))) |v_#memory_$Pointer$.offset_121|)))))) .cse21))) (exists ((|v_#memory_int_428| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_410| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_410| (Array Int (Array Int Int)))) (let ((.cse44 (+ (select (select |v_#memory_$Pointer$.offset_410| |c_ULTIMATE.start_main_~users~0#1.base|) 8) 12)) (.cse43 (select (select |v_#memory_$Pointer$.base_410| |c_ULTIMATE.start_main_~users~0#1.base|) 8))) (and (= |c_#memory_$Pointer$.base| (store |v_#memory_$Pointer$.base_410| .cse43 (store (select |v_#memory_$Pointer$.base_410| .cse43) .cse44 (select (select |c_#memory_$Pointer$.base| .cse43) .cse44)))) (= |c_#memory_$Pointer$.offset| (store |v_#memory_$Pointer$.offset_410| .cse43 (store (select |v_#memory_$Pointer$.offset_410| .cse43) .cse44 (select (select |c_#memory_$Pointer$.offset| .cse43) .cse44)))) (= (store |v_#memory_int_428| .cse43 (let ((.cse45 (select |v_#memory_int_428| .cse43))) (store .cse45 .cse44 (+ (select .cse45 .cse44) 1)))) |c_#memory_int|)))) (<= 0 |c_ULTIMATE.start_main_~i~0#1|) (= |c_ULTIMATE.start_main_~users~0#1.base| |c_ULTIMATE.start_main_~user~0#1.base|)) is different from false [2024-11-09 07:25:05,489 WARN L851 $PredicateComparison]: unable to prove that (and (= |c_ULTIMATE.start_main_~user~0#1.offset| 0) (= |c_ULTIMATE.start_main_~users~0#1.offset| 0) (<= 1 |c_#StackHeapBarrier|) (let ((.cse21 (exists ((|v_#Ultimate.C_memset_#t~loopctr206_27| Int)) (and (<= 0 |v_#Ultimate.C_memset_#t~loopctr206_27|) (<= 384 (mod |v_#Ultimate.C_memset_#t~loopctr206_27| 4294967296)))))) (or (and (exists ((|v_#memory_int_427| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_409| (Array Int (Array Int Int))) (|v_#memory_int_119| (Array Int (Array Int Int))) (|v_#valid_65| (Array Int Int)) (|v_#memory_$Pointer$.offset_409| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_17| (Array Int (Array Int Int))) (|v_#length_40| (Array Int Int)) (|v_ULTIMATE.start_main_#t~malloc58#1.base_6| Int) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_17| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_121| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_123| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_122| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_123| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_122| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_121| (Array Int (Array Int Int))) (|v_#memory_int_120| (Array Int (Array Int Int)))) (let ((.cse13 (select (select |v_#memory_$Pointer$.base_122| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse14 (select (select |v_#memory_$Pointer$.offset_122| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse5 (select (select |v_#memory_$Pointer$.base_409| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse6 (+ 16 (select (select |v_#memory_$Pointer$.offset_409| |c_ULTIMATE.start_main_~user~0#1.base|) 8)))) (let ((.cse20 (store |v_#memory_$Pointer$.offset_409| .cse5 (store (select |v_#memory_$Pointer$.offset_409| .cse5) .cse6 8))) (.cse0 (store |v_#memory_$Pointer$.base_409| .cse5 (store (select |v_#memory_$Pointer$.base_409| .cse5) .cse6 |c_ULTIMATE.start_main_~user~0#1.base|))) (.cse9 (store |v_#memory_$Pointer$.offset_122| .cse13 (store (select |v_#memory_$Pointer$.offset_122| .cse13) .cse14 0))) (.cse19 (store |v_#memory_$Pointer$.base_122| .cse13 (store (select |v_#memory_$Pointer$.base_122| .cse13) .cse14 |v_ULTIMATE.start_main_#t~malloc58#1.base_6|)))) (let ((.cse10 (select (select .cse19 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse11 (+ 40 (select (select .cse9 |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse17 (select (select |v_#memory_$Pointer$.base_121| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse18 (+ (select (select |v_#memory_$Pointer$.offset_121| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse7 (select (select |v_#memory_$Pointer$.base_123| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse8 (+ (select (select |v_#memory_$Pointer$.offset_123| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20)) (.cse1 (select (select .cse0 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse2 (+ (select (select .cse20 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4))) (and (= (store .cse0 .cse1 (store (select .cse0 .cse1) .cse2 (select (select |v_#memory_$Pointer$.base_121| .cse1) .cse2))) |v_#memory_$Pointer$.base_121|) (let ((.cse3 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_17| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse4 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_17| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (or (not (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_17| .cse3) .cse4) 0)) (not (= (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_17| .cse3) .cse4) 0)))) (= (store |v_#memory_int_427| .cse5 (store (select |v_#memory_int_427| .cse5) .cse6 (select (select |v_#memory_int_119| .cse5) .cse6))) |v_#memory_int_119|) (= |c_#valid| (store |v_#valid_65| |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 1)) (= (store |v_#memory_$Pointer$.offset_123| .cse7 (store (select |v_#memory_$Pointer$.offset_123| .cse7) .cse8 (select (select |v_#memory_$Pointer$.offset_122| .cse7) .cse8))) |v_#memory_$Pointer$.offset_122|) (<= (+ |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 1) |c_#StackHeapBarrier|) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_17| (store .cse9 .cse10 (store (select .cse9 .cse10) .cse11 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_17| .cse10) .cse11)))) (= (select |v_#valid_65| |v_ULTIMATE.start_main_#t~malloc58#1.base_6|) 0) (= (store |v_#length_40| |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 384) |c_#length|) (= |v_#memory_int_120| (let ((.cse12 (let ((.cse15 (let ((.cse16 (store |v_#memory_int_119| .cse1 (store (select |v_#memory_int_119| .cse1) .cse2 32)))) (store .cse16 .cse17 (store (select .cse16 .cse17) .cse18 5))))) (store .cse15 .cse7 (store (select .cse15 .cse7) .cse8 8))))) (store .cse12 .cse13 (store (select .cse12 .cse13) .cse14 (select (select |v_#memory_int_120| .cse13) .cse14))))) (not (= |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 0)) (= (store |v_#memory_$Pointer$.offset_121| .cse17 (store (select |v_#memory_$Pointer$.offset_121| .cse17) .cse18 (select (select |v_#memory_$Pointer$.offset_123| .cse17) .cse18))) |v_#memory_$Pointer$.offset_123|) (= |v_old(#memory_$Pointer$.base)_AFTER_CALL_17| (store .cse19 .cse10 (store (select .cse19 .cse10) .cse11 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_17| .cse10) .cse11)))) (= (store |v_#memory_$Pointer$.base_121| .cse17 (store (select |v_#memory_$Pointer$.base_121| .cse17) .cse18 (select (select |v_#memory_$Pointer$.base_123| .cse17) .cse18))) |v_#memory_$Pointer$.base_123|) (= (store |v_#memory_$Pointer$.base_123| .cse7 (store (select |v_#memory_$Pointer$.base_123| .cse7) .cse8 (select (select |v_#memory_$Pointer$.base_122| .cse7) .cse8))) |v_#memory_$Pointer$.base_122|) (= (store .cse20 .cse1 (store (select .cse20 .cse1) .cse2 (select (select |v_#memory_$Pointer$.offset_121| .cse1) .cse2))) |v_#memory_$Pointer$.offset_121|)))))) .cse21) (and (exists ((|v_#memory_int_427| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_409| (Array Int (Array Int Int))) (|v_#memory_int_119| (Array Int (Array Int Int))) (|v_#valid_65| (Array Int Int)) (|v_#memory_$Pointer$.offset_409| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_18| (Array Int (Array Int Int))) (|v_#length_40| (Array Int Int)) (|v_ULTIMATE.start_main_#t~malloc58#1.base_6| Int) (|v_#memory_$Pointer$.offset_121| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_123| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_122| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_123| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_122| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_121| (Array Int (Array Int Int))) (|v_#memory_int_120| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_18| (Array Int (Array Int Int)))) (let ((.cse36 (select (select |v_#memory_$Pointer$.base_122| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse37 (select (select |v_#memory_$Pointer$.offset_122| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse29 (select (select |v_#memory_$Pointer$.base_409| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse30 (+ 16 (select (select |v_#memory_$Pointer$.offset_409| |c_ULTIMATE.start_main_~user~0#1.base|) 8)))) (let ((.cse42 (store |v_#memory_$Pointer$.offset_409| .cse29 (store (select |v_#memory_$Pointer$.offset_409| .cse29) .cse30 8))) (.cse22 (store |v_#memory_$Pointer$.base_409| .cse29 (store (select |v_#memory_$Pointer$.base_409| .cse29) .cse30 |c_ULTIMATE.start_main_~user~0#1.base|))) (.cse28 (store |v_#memory_$Pointer$.offset_122| .cse36 (store (select |v_#memory_$Pointer$.offset_122| .cse36) .cse37 0))) (.cse25 (store |v_#memory_$Pointer$.base_122| .cse36 (store (select |v_#memory_$Pointer$.base_122| .cse36) .cse37 |v_ULTIMATE.start_main_#t~malloc58#1.base_6|)))) (let ((.cse26 (select (select .cse25 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse27 (+ 40 (select (select .cse28 |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse40 (select (select |v_#memory_$Pointer$.base_121| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse41 (+ (select (select |v_#memory_$Pointer$.offset_121| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse31 (select (select |v_#memory_$Pointer$.base_123| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse32 (+ (select (select |v_#memory_$Pointer$.offset_123| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20)) (.cse23 (select (select .cse22 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse24 (+ (select (select .cse42 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4))) (and (= (store .cse22 .cse23 (store (select .cse22 .cse23) .cse24 (select (select |v_#memory_$Pointer$.base_121| .cse23) .cse24))) |v_#memory_$Pointer$.base_121|) (= |v_old(#memory_$Pointer$.base)_AFTER_CALL_18| (store .cse25 .cse26 (store (select .cse25 .cse26) .cse27 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_18| .cse26) .cse27)))) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_18| (store .cse28 .cse26 (store (select .cse28 .cse26) .cse27 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_18| .cse26) .cse27)))) (= (store |v_#memory_int_427| .cse29 (store (select |v_#memory_int_427| .cse29) .cse30 (select (select |v_#memory_int_119| .cse29) .cse30))) |v_#memory_int_119|) (= |c_#valid| (store |v_#valid_65| |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 1)) (= (store |v_#memory_$Pointer$.offset_123| .cse31 (store (select |v_#memory_$Pointer$.offset_123| .cse31) .cse32 (select (select |v_#memory_$Pointer$.offset_122| .cse31) .cse32))) |v_#memory_$Pointer$.offset_122|) (<= (+ |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 1) |c_#StackHeapBarrier|) (= (select |v_#valid_65| |v_ULTIMATE.start_main_#t~malloc58#1.base_6|) 0) (let ((.cse33 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_18| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse34 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_18| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (or (not (= (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_18| .cse33) .cse34) 0)) (not (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_18| .cse33) .cse34) 0)))) (= (store |v_#length_40| |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 384) |c_#length|) (= |v_#memory_int_120| (let ((.cse35 (let ((.cse38 (let ((.cse39 (store |v_#memory_int_119| .cse23 (store (select |v_#memory_int_119| .cse23) .cse24 32)))) (store .cse39 .cse40 (store (select .cse39 .cse40) .cse41 5))))) (store .cse38 .cse31 (store (select .cse38 .cse31) .cse32 8))))) (store .cse35 .cse36 (store (select .cse35 .cse36) .cse37 (select (select |v_#memory_int_120| .cse36) .cse37))))) (not (= |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 0)) (= (store |v_#memory_$Pointer$.offset_121| .cse40 (store (select |v_#memory_$Pointer$.offset_121| .cse40) .cse41 (select (select |v_#memory_$Pointer$.offset_123| .cse40) .cse41))) |v_#memory_$Pointer$.offset_123|) (= (store |v_#memory_$Pointer$.base_121| .cse40 (store (select |v_#memory_$Pointer$.base_121| .cse40) .cse41 (select (select |v_#memory_$Pointer$.base_123| .cse40) .cse41))) |v_#memory_$Pointer$.base_123|) (= (store |v_#memory_$Pointer$.base_123| .cse31 (store (select |v_#memory_$Pointer$.base_123| .cse31) .cse32 (select (select |v_#memory_$Pointer$.base_122| .cse31) .cse32))) |v_#memory_$Pointer$.base_122|) (= (store .cse42 .cse23 (store (select .cse42 .cse23) .cse24 (select (select |v_#memory_$Pointer$.offset_121| .cse23) .cse24))) |v_#memory_$Pointer$.offset_121|)))))) .cse21))) (exists ((|v_#memory_int_428| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_410| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_410| (Array Int (Array Int Int)))) (let ((.cse44 (+ (select (select |v_#memory_$Pointer$.offset_410| |c_ULTIMATE.start_main_~users~0#1.base|) 8) 12)) (.cse43 (select (select |v_#memory_$Pointer$.base_410| |c_ULTIMATE.start_main_~users~0#1.base|) 8))) (and (= |c_#memory_$Pointer$.base| (store |v_#memory_$Pointer$.base_410| .cse43 (store (select |v_#memory_$Pointer$.base_410| .cse43) .cse44 (select (select |c_#memory_$Pointer$.base| .cse43) .cse44)))) (= |c_#memory_$Pointer$.offset| (store |v_#memory_$Pointer$.offset_410| .cse43 (store (select |v_#memory_$Pointer$.offset_410| .cse43) .cse44 (select (select |c_#memory_$Pointer$.offset| .cse43) .cse44)))) (= (store |v_#memory_int_428| .cse43 (let ((.cse45 (select |v_#memory_int_428| .cse43))) (store .cse45 .cse44 (+ (select .cse45 .cse44) 1)))) |c_#memory_int|)))) (<= 0 |c_ULTIMATE.start_main_~i~0#1|) (= |c_ULTIMATE.start_main_~users~0#1.base| |c_ULTIMATE.start_main_~user~0#1.base|) (let ((.cse50 (mod (+ (select (select |c_#memory_int| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~users~0#1.base|) 8)) (+ (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~users~0#1.base|) 8) 4)) 4294967295) 4294967296)) (.cse51 (mod |c_ULTIMATE.start_main_~_ha_hashv~0#1| 4294967296))) (let ((.cse46 (= .cse51 0)) (.cse47 (= .cse50 0))) (or (and (= |c_ULTIMATE.start_main_~_ha_bkt~0#1| 0) (or .cse46 .cse47)) (and (not .cse46) (let ((.cse48 (= .cse50 .cse51))) (or (and (= |c_ULTIMATE.start_main_~_ha_bkt~0#1| |c_ULTIMATE.start_main_~_ha_hashv~0#1|) .cse48) (let ((.cse49 (mod |c_ULTIMATE.start_main_~_ha_bkt~0#1| 4294967296))) (and (not .cse48) (<= .cse49 .cse50) (<= .cse49 .cse51))))) (not .cse47)))))) is different from false [2024-11-09 07:25:14,412 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '3111#(exists ((|v_ULTIMATE.start_main_#t~mem6#1_29| Int) (|v_ULTIMATE.start_main_~sum~0#1_39| Int)) (and (<= (select (select |#memory_int| |ULTIMATE.start_main_~user~0#1.base|) 4) 32767) (exists ((|v_#memory_$Pointer$.base_128| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_412| (Array Int (Array Int Int)))) (and (= (store |v_#memory_$Pointer$.base_128| |ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.base_128| |ULTIMATE.start_main_~user~0#1.base|) 4 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~user~0#1.base|) 4))) |#memory_$Pointer$.base|) (= (store |v_#memory_$Pointer$.base_412| |ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.base_412| |ULTIMATE.start_main_~user~0#1.base|) 0 (select (select |v_#memory_$Pointer$.base_128| |ULTIMATE.start_main_~user~0#1.base|) 0))) |v_#memory_$Pointer$.base_128|))) (<= (+ |ULTIMATE.start_main_~user~0#1.base| 1) |#StackHeapBarrier|) (not (= |ULTIMATE.start_main_~user~0#1.base| 0)) (<= 0 (+ (select (select |#memory_int| |ULTIMATE.start_main_~user~0#1.base|) 4) 32768)) (exists ((|v_#valid_66| (Array Int Int)) (|v_#memory_int_430| (Array Int (Array Int Int))) (|v_#length_41| (Array Int Int)) (|v_ULTIMATE.start_main_~user~0#1.offset_110| Int)) (and (= (store |v_#length_41| |ULTIMATE.start_main_~user~0#1.base| 40) |#length|) (<= 1 |#StackHeapBarrier|) (<= 1 |ULTIMATE.start_main_~i~0#1|) (= |ULTIMATE.start_main_~users~0#1.offset| 0) (= (select |v_#valid_66| |ULTIMATE.start_main_~user~0#1.base|) 0) (= (store |v_#valid_66| |ULTIMATE.start_main_~user~0#1.base| 1) |#valid|) (= |#memory_int| (store |v_#memory_int_430| |ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_430| |ULTIMATE.start_main_~user~0#1.base|) 0 |ULTIMATE.start_main_~i~0#1|) 4 (select (select |#memory_int| |ULTIMATE.start_main_~user~0#1.base|) 4)))) (= |v_ULTIMATE.start_main_~user~0#1.offset_110| 0))) (<= (+ 2147483649 |v_ULTIMATE.start_main_#t~mem6#1_29| |v_ULTIMATE.start_main_~sum~0#1_39|) 0) (= |ULTIMATE.start_main_~user~0#1.offset| 0) (= (select (select |#memory_int| |ULTIMATE.start_main_~user~0#1.base|) 4) |v_ULTIMATE.start_main_#t~mem6#1_29|) (<= |ULTIMATE.start_main_~i~0#1| 9) (exists ((|v_#memory_$Pointer$.offset_412| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_128| (Array Int (Array Int Int)))) (and (= (store |v_#memory_$Pointer$.offset_412| |ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.offset_412| |ULTIMATE.start_main_~user~0#1.base|) 0 (select (select |v_#memory_$Pointer$.offset_128| |ULTIMATE.start_main_~user~0#1.base|) 0))) |v_#memory_$Pointer$.offset_128|) (= |#memory_$Pointer$.offset| (store |v_#memory_$Pointer$.offset_128| |ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.offset_128| |ULTIMATE.start_main_~user~0#1.base|) 4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~user~0#1.base|) 4))))))))' at error location [2024-11-09 07:25:14,413 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2024-11-09 07:25:14,413 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 07:25:14,413 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2024-11-09 07:25:14,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766445316] [2024-11-09 07:25:14,413 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 07:25:14,414 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-09 07:25:14,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 07:25:14,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-09 07:25:14,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=1148, Unknown=55, NotChecked=142, Total=1482 [2024-11-09 07:25:14,416 INFO L87 Difference]: Start difference. First operand 132 states and 151 transitions. Second operand has 12 states, 11 states have (on average 8.363636363636363) internal successors, (92), 12 states have internal predecessors, (92), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-09 07:25:16,490 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:25:18,495 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:25:20,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:25:22,517 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:25:24,527 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:25:26,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:25:28,546 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:25:30,551 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:25:32,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:25:34,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:25:36,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:25:39,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:25:41,426 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:25:43,431 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:25:45,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:25:47,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:25:49,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:25:53,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:25:55,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:25:57,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:25:59,745 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:26:01,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:26:03,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:26:05,780 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:26:07,784 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:26:11,581 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 07:26:13,063 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 07:26:15,368 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 07:26:17,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 07:26:17,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:26:17,136 INFO L93 Difference]: Finished difference Result 276 states and 332 transitions. [2024-11-09 07:26:17,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-09 07:26:17,137 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 8.363636363636363) internal successors, (92), 12 states have internal predecessors, (92), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 51 [2024-11-09 07:26:17,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:26:17,139 INFO L225 Difference]: With dead ends: 276 [2024-11-09 07:26:17,140 INFO L226 Difference]: Without dead ends: 275 [2024-11-09 07:26:17,141 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 118 SyntacticMatches, 1 SemanticMatches, 39 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 512 ImplicationChecksByTransitivity, 308.9s TimeCoverageRelationStatistics Valid=152, Invalid=1282, Unknown=56, NotChecked=150, Total=1640 [2024-11-09 07:26:17,142 INFO L432 NwaCegarLoop]: 68 mSDtfsCounter, 177 mSDsluCounter, 458 mSDsCounter, 0 mSdLazyCounter, 164 mSolverCounterSat, 3 mSolverCounterUnsat, 26 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 60.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 182 SdHoareTripleChecker+Valid, 526 SdHoareTripleChecker+Invalid, 193 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 164 IncrementalHoareTripleChecker+Invalid, 26 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 60.4s IncrementalHoareTripleChecker+Time [2024-11-09 07:26:17,142 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [182 Valid, 526 Invalid, 193 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 164 Invalid, 26 Unknown, 0 Unchecked, 60.4s Time] [2024-11-09 07:26:17,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2024-11-09 07:26:17,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 257. [2024-11-09 07:26:17,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 257 states, 239 states have (on average 1.1799163179916319) internal successors, (282), 242 states have internal predecessors, (282), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-09 07:26:17,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 306 transitions. [2024-11-09 07:26:17,198 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 306 transitions. Word has length 51 [2024-11-09 07:26:17,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:26:17,199 INFO L471 AbstractCegarLoop]: Abstraction has 257 states and 306 transitions. [2024-11-09 07:26:17,199 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 8.363636363636363) internal successors, (92), 12 states have internal predecessors, (92), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-09 07:26:17,199 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 306 transitions. [2024-11-09 07:26:17,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-09 07:26:17,200 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:26:17,201 INFO L215 NwaCegarLoop]: trace histogram [2, 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] [2024-11-09 07:26:17,228 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e21f8d-5562-4ec5-a8ec-4282170372c2/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-09 07:26:17,401 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e21f8d-5562-4ec5-a8ec-4282170372c2/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:26:17,402 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-09 07:26:17,402 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:26:17,402 INFO L85 PathProgramCache]: Analyzing trace with hash 555851048, now seen corresponding path program 1 times [2024-11-09 07:26:17,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:26:17,403 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1288989968] [2024-11-09 07:26:17,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:26:17,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:26:17,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:26:18,339 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-09 07:26:18,339 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 07:26:18,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1288989968] [2024-11-09 07:26:18,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1288989968] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:26:18,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [161034339] [2024-11-09 07:26:18,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:26:18,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:26:18,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e21f8d-5562-4ec5-a8ec-4282170372c2/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:26:18,343 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e21f8d-5562-4ec5-a8ec-4282170372c2/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 07:26:18,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e21f8d-5562-4ec5-a8ec-4282170372c2/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-09 07:26:18,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:26:18,801 INFO L255 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-09 07:26:18,810 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:26:19,263 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-09 07:26:19,263 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:26:19,732 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-09 07:26:19,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [161034339] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 07:26:19,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1628481288] [2024-11-09 07:26:19,736 INFO L159 IcfgInterpreter]: Started Sifa with 45 locations of interest [2024-11-09 07:26:19,736 INFO L166 IcfgInterpreter]: Building call graph [2024-11-09 07:26:19,737 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-09 07:26:19,737 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-09 07:26:19,737 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-09 07:26:52,942 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 204 for LOIs [2024-11-09 07:26:53,107 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-09 07:27:37,445 WARN L286 SmtUtils]: Spent 26.94s on a formula simplification. DAG size of input: 204 DAG size of output: 204 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 07:27:49,661 WARN L286 SmtUtils]: Spent 7.19s on a formula simplification that was a NOOP. DAG size: 176 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 07:28:00,838 WARN L286 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 181 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 07:28:02,860 WARN L851 $PredicateComparison]: unable to prove that (and (= |c_ULTIMATE.start_main_~user~0#1.offset| 0) (<= 1 |c_#StackHeapBarrier|) (let ((.cse23 (exists ((|v_#Ultimate.C_memset_#t~loopctr206_41| Int)) (and (<= 0 |v_#Ultimate.C_memset_#t~loopctr206_41|) (<= 384 (mod |v_#Ultimate.C_memset_#t~loopctr206_41| 4294967296)))))) (or (and (exists ((|v_#memory_int_119| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_469| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_469| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_32| (Array Int (Array Int Int))) (|v_#valid_80| (Array Int Int)) (|v_#length_55| (Array Int Int)) (|v_ULTIMATE.start_main_#t~malloc58#1.base_6| Int) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_32| (Array Int (Array Int Int))) (|v_#memory_int_487| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_121| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_123| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_122| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_123| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_122| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_121| (Array Int (Array Int Int))) (|v_#memory_int_120| (Array Int (Array Int Int)))) (let ((.cse1 (select (select |v_#memory_$Pointer$.base_122| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse2 (select (select |v_#memory_$Pointer$.offset_122| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse17 (select (select |v_#memory_$Pointer$.base_469| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse18 (+ (select (select |v_#memory_$Pointer$.offset_469| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 16))) (let ((.cse20 (store |v_#memory_$Pointer$.offset_469| .cse17 (store (select |v_#memory_$Pointer$.offset_469| .cse17) .cse18 8))) (.cse19 (store |v_#memory_$Pointer$.base_469| .cse17 (store (select |v_#memory_$Pointer$.base_469| .cse17) .cse18 |c_ULTIMATE.start_main_~user~0#1.base|))) (.cse21 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_32| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse22 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_32| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse16 (store |v_#memory_$Pointer$.offset_122| .cse1 (store (select |v_#memory_$Pointer$.offset_122| .cse1) .cse2 0))) (.cse13 (store |v_#memory_$Pointer$.base_122| .cse1 (store (select |v_#memory_$Pointer$.base_122| .cse1) .cse2 |v_ULTIMATE.start_main_#t~malloc58#1.base_6|)))) (let ((.cse14 (select (select .cse13 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse15 (+ 40 (select (select .cse16 |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse12 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_32| .cse21) .cse22)) (.cse7 (select (select |v_#memory_$Pointer$.base_121| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse8 (+ (select (select |v_#memory_$Pointer$.offset_121| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse9 (select (select .cse19 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse10 (+ (select (select .cse20 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4)) (.cse4 (select (select |v_#memory_$Pointer$.base_123| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse5 (+ (select (select |v_#memory_$Pointer$.offset_123| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20)) (.cse11 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_32| .cse21) .cse22))) (and (= (let ((.cse0 (let ((.cse3 (let ((.cse6 (store |v_#memory_int_119| .cse9 (store (select |v_#memory_int_119| .cse9) .cse10 32)))) (store .cse6 .cse7 (store (select .cse6 .cse7) .cse8 5))))) (store .cse3 .cse4 (store (select .cse3 .cse4) .cse5 8))))) (store .cse0 .cse1 (store (select .cse0 .cse1) .cse2 (select (select |v_#memory_int_120| .cse1) .cse2)))) |v_#memory_int_120|) (or (not (= .cse11 0)) (not (= .cse12 0))) (= |v_old(#memory_$Pointer$.base)_AFTER_CALL_32| (store .cse13 .cse14 (store (select .cse13 .cse14) .cse15 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_32| .cse14) .cse15)))) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_32| (store .cse16 .cse14 (store (select .cse16 .cse14) .cse15 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_32| .cse14) .cse15)))) (= (store |v_#memory_$Pointer$.offset_123| .cse4 (store (select |v_#memory_$Pointer$.offset_123| .cse4) .cse5 (select (select |v_#memory_$Pointer$.offset_122| .cse4) .cse5))) |v_#memory_$Pointer$.offset_122|) (<= (+ |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 1) |c_#StackHeapBarrier|) (= (store |v_#length_55| |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 384) |c_#length|) (= (store |v_#memory_int_487| .cse17 (store (select |v_#memory_int_487| .cse17) .cse18 (select (select |v_#memory_int_119| .cse17) .cse18))) |v_#memory_int_119|) (= (select |v_#valid_80| |v_ULTIMATE.start_main_#t~malloc58#1.base_6|) 0) (= (store .cse19 .cse9 (store (select .cse19 .cse9) .cse10 (select (select |v_#memory_$Pointer$.base_121| .cse9) .cse10))) |v_#memory_$Pointer$.base_121|) (not (= |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 0)) (= |c_ULTIMATE.start_main_#t~mem64#1.base| .cse12) (= (store |v_#memory_$Pointer$.offset_121| .cse7 (store (select |v_#memory_$Pointer$.offset_121| .cse7) .cse8 (select (select |v_#memory_$Pointer$.offset_123| .cse7) .cse8))) |v_#memory_$Pointer$.offset_123|) (= |c_#valid| (store |v_#valid_80| |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 1)) (= (store |v_#memory_$Pointer$.base_121| .cse7 (store (select |v_#memory_$Pointer$.base_121| .cse7) .cse8 (select (select |v_#memory_$Pointer$.base_123| .cse7) .cse8))) |v_#memory_$Pointer$.base_123|) (= (store .cse20 .cse9 (store (select .cse20 .cse9) .cse10 (select (select |v_#memory_$Pointer$.offset_121| .cse9) .cse10))) |v_#memory_$Pointer$.offset_121|) (= (store |v_#memory_$Pointer$.base_123| .cse4 (store (select |v_#memory_$Pointer$.base_123| .cse4) .cse5 (select (select |v_#memory_$Pointer$.base_122| .cse4) .cse5))) |v_#memory_$Pointer$.base_122|) (= .cse11 |c_ULTIMATE.start_main_#t~mem64#1.offset|)))))) .cse23) (and (exists ((|v_old(#memory_$Pointer$.offset)_AFTER_CALL_31| (Array Int (Array Int Int))) (|v_#memory_int_119| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_469| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_469| (Array Int (Array Int Int))) (|v_#valid_80| (Array Int Int)) (|v_#length_55| (Array Int Int)) (|v_ULTIMATE.start_main_#t~malloc58#1.base_6| Int) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_31| (Array Int (Array Int Int))) (|v_#memory_int_487| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_121| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_123| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_122| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_123| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_122| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_121| (Array Int (Array Int Int))) (|v_#memory_int_120| (Array Int (Array Int Int)))) (let ((.cse27 (select (select |v_#memory_$Pointer$.base_122| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse28 (select (select |v_#memory_$Pointer$.offset_122| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse41 (select (select |v_#memory_$Pointer$.base_469| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse42 (+ (select (select |v_#memory_$Pointer$.offset_469| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 16))) (let ((.cse44 (store |v_#memory_$Pointer$.offset_469| .cse41 (store (select |v_#memory_$Pointer$.offset_469| .cse41) .cse42 8))) (.cse43 (store |v_#memory_$Pointer$.base_469| .cse41 (store (select |v_#memory_$Pointer$.base_469| .cse41) .cse42 |c_ULTIMATE.start_main_~user~0#1.base|))) (.cse45 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_31| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse46 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_31| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse40 (store |v_#memory_$Pointer$.offset_122| .cse27 (store (select |v_#memory_$Pointer$.offset_122| .cse27) .cse28 0))) (.cse37 (store |v_#memory_$Pointer$.base_122| .cse27 (store (select |v_#memory_$Pointer$.base_122| .cse27) .cse28 |v_ULTIMATE.start_main_#t~malloc58#1.base_6|)))) (let ((.cse38 (select (select .cse37 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse39 (+ 40 (select (select .cse40 |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse24 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_31| .cse45) .cse46)) (.cse25 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_31| .cse45) .cse46)) (.cse33 (select (select |v_#memory_$Pointer$.base_121| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse34 (+ (select (select |v_#memory_$Pointer$.offset_121| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse35 (select (select .cse43 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse36 (+ (select (select .cse44 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4)) (.cse30 (select (select |v_#memory_$Pointer$.base_123| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse31 (+ (select (select |v_#memory_$Pointer$.offset_123| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20))) (and (or (not (= .cse24 0)) (not (= .cse25 0))) (= (let ((.cse26 (let ((.cse29 (let ((.cse32 (store |v_#memory_int_119| .cse35 (store (select |v_#memory_int_119| .cse35) .cse36 32)))) (store .cse32 .cse33 (store (select .cse32 .cse33) .cse34 5))))) (store .cse29 .cse30 (store (select .cse29 .cse30) .cse31 8))))) (store .cse26 .cse27 (store (select .cse26 .cse27) .cse28 (select (select |v_#memory_int_120| .cse27) .cse28)))) |v_#memory_int_120|) (= |v_old(#memory_$Pointer$.base)_AFTER_CALL_31| (store .cse37 .cse38 (store (select .cse37 .cse38) .cse39 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_31| .cse38) .cse39)))) (= (store |v_#memory_$Pointer$.offset_123| .cse30 (store (select |v_#memory_$Pointer$.offset_123| .cse30) .cse31 (select (select |v_#memory_$Pointer$.offset_122| .cse30) .cse31))) |v_#memory_$Pointer$.offset_122|) (<= (+ |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 1) |c_#StackHeapBarrier|) (= (store |v_#length_55| |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 384) |c_#length|) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_31| (store .cse40 .cse38 (store (select .cse40 .cse38) .cse39 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_31| .cse38) .cse39)))) (= (store |v_#memory_int_487| .cse41 (store (select |v_#memory_int_487| .cse41) .cse42 (select (select |v_#memory_int_119| .cse41) .cse42))) |v_#memory_int_119|) (= |c_ULTIMATE.start_main_#t~mem64#1.base| .cse24) (= .cse25 |c_ULTIMATE.start_main_#t~mem64#1.offset|) (= (select |v_#valid_80| |v_ULTIMATE.start_main_#t~malloc58#1.base_6|) 0) (= (store .cse43 .cse35 (store (select .cse43 .cse35) .cse36 (select (select |v_#memory_$Pointer$.base_121| .cse35) .cse36))) |v_#memory_$Pointer$.base_121|) (not (= |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 0)) (= (store |v_#memory_$Pointer$.offset_121| .cse33 (store (select |v_#memory_$Pointer$.offset_121| .cse33) .cse34 (select (select |v_#memory_$Pointer$.offset_123| .cse33) .cse34))) |v_#memory_$Pointer$.offset_123|) (= |c_#valid| (store |v_#valid_80| |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 1)) (= (store |v_#memory_$Pointer$.base_121| .cse33 (store (select |v_#memory_$Pointer$.base_121| .cse33) .cse34 (select (select |v_#memory_$Pointer$.base_123| .cse33) .cse34))) |v_#memory_$Pointer$.base_123|) (= (store .cse44 .cse35 (store (select .cse44 .cse35) .cse36 (select (select |v_#memory_$Pointer$.offset_121| .cse35) .cse36))) |v_#memory_$Pointer$.offset_121|) (= (store |v_#memory_$Pointer$.base_123| .cse30 (store (select |v_#memory_$Pointer$.base_123| .cse30) .cse31 (select (select |v_#memory_$Pointer$.base_122| .cse30) .cse31))) |v_#memory_$Pointer$.base_122|)))))) .cse23))) (<= 0 |c_ULTIMATE.start_main_~i~0#1|)) is different from false [2024-11-09 07:29:13,157 WARN L286 SmtUtils]: Spent 22.97s on a formula simplification that was a NOOP. DAG size: 208 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)