./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test2-2.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_c11de68a-4061-4872-beb4-ef62f03db1bf/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11de68a-4061-4872-beb4-ef62f03db1bf/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_c11de68a-4061-4872-beb4-ef62f03db1bf/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11de68a-4061-4872-beb4-ef62f03db1bf/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test2-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11de68a-4061-4872-beb4-ef62f03db1bf/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_c11de68a-4061-4872-beb4-ef62f03db1bf/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 0fdcb64865aeb8184805095bc8dbe7392078d445cf902388dac9d1ca4533bb8c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 04:51:58,447 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 04:51:58,569 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11de68a-4061-4872-beb4-ef62f03db1bf/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Overflow-32bit-Taipan_Default.epf [2024-11-09 04:51:58,579 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 04:51:58,581 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 04:51:58,618 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 04:51:58,619 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 04:51:58,620 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 04:51:58,621 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 04:51:58,623 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 04:51:58,623 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 04:51:58,624 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 04:51:58,624 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 04:51:58,625 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 04:51:58,627 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 04:51:58,628 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 04:51:58,628 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 04:51:58,628 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 04:51:58,629 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 04:51:58,629 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 04:51:58,630 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 04:51:58,634 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 04:51:58,635 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 04:51:58,636 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 04:51:58,636 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 04:51:58,636 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 04:51:58,637 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 04:51:58,637 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 04:51:58,637 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 04:51:58,639 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 04:51:58,640 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 04:51:58,641 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 04:51:58,641 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 04:51:58,641 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 04:51:58,642 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 04:51:58,642 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 04:51:58,642 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 04:51:58,643 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 04:51:58,643 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 04:51:58,643 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 04:51:58,643 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:51:58,644 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 04:51:58,644 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 04:51:58,645 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 04:51:58,645 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 04:51:58,646 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 04:51:58,646 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 04:51:58,647 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 04:51:58,647 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 04:51:58,647 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_c11de68a-4061-4872-beb4-ef62f03db1bf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11de68a-4061-4872-beb4-ef62f03db1bf/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0fdcb64865aeb8184805095bc8dbe7392078d445cf902388dac9d1ca4533bb8c [2024-11-09 04:51:58,943 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 04:51:58,980 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 04:51:58,983 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 04:51:58,984 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 04:51:58,985 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 04:51:58,986 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11de68a-4061-4872-beb4-ef62f03db1bf/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test2-2.i Unable to find full path for "g++" [2024-11-09 04:52:00,978 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 04:52:01,329 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 04:52:01,334 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11de68a-4061-4872-beb4-ef62f03db1bf/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test2-2.i [2024-11-09 04:52:01,355 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11de68a-4061-4872-beb4-ef62f03db1bf/bin/utaipan-verify-YMUCfTKeje/data/0d805fa4e/159f1fed45dc4131aa9d331ed3379bd5/FLAGf94e194a0 [2024-11-09 04:52:01,373 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11de68a-4061-4872-beb4-ef62f03db1bf/bin/utaipan-verify-YMUCfTKeje/data/0d805fa4e/159f1fed45dc4131aa9d331ed3379bd5 [2024-11-09 04:52:01,377 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 04:52:01,378 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 04:52:01,380 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 04:52:01,380 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 04:52:01,387 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 04:52:01,388 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:52:01" (1/1) ... [2024-11-09 04:52:01,389 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e0b48d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:52:01, skipping insertion in model container [2024-11-09 04:52:01,390 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:52:01" (1/1) ... [2024-11-09 04:52:01,456 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 04:52:02,342 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:52:02,360 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 04:52:02,481 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:52:02,565 INFO L204 MainTranslator]: Completed translation [2024-11-09 04:52:02,566 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:52:02 WrapperNode [2024-11-09 04:52:02,566 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 04:52:02,568 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 04:52:02,568 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 04:52:02,568 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 04:52:02,576 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:52:02" (1/1) ... [2024-11-09 04:52:02,614 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:52:02" (1/1) ... [2024-11-09 04:52:02,749 INFO L138 Inliner]: procedures = 207, calls = 273, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1416 [2024-11-09 04:52:02,749 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 04:52:02,750 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 04:52:02,750 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 04:52:02,750 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 04:52:02,766 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:52:02" (1/1) ... [2024-11-09 04:52:02,766 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:52:02" (1/1) ... [2024-11-09 04:52:02,782 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:52:02" (1/1) ... [2024-11-09 04:52:02,783 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:52:02" (1/1) ... [2024-11-09 04:52:02,837 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:52:02" (1/1) ... [2024-11-09 04:52:02,853 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:52:02" (1/1) ... [2024-11-09 04:52:02,862 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:52:02" (1/1) ... [2024-11-09 04:52:02,877 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:52:02" (1/1) ... [2024-11-09 04:52:02,903 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 04:52:02,904 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 04:52:02,904 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 04:52:02,904 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 04:52:02,905 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:52:02" (1/1) ... [2024-11-09 04:52:02,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:52:02,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11de68a-4061-4872-beb4-ef62f03db1bf/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 04:52:02,949 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11de68a-4061-4872-beb4-ef62f03db1bf/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 04:52:02,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11de68a-4061-4872-beb4-ef62f03db1bf/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 04:52:02,980 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-09 04:52:02,980 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-09 04:52:02,980 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 04:52:02,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 04:52:02,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 04:52:02,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 04:52:02,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 04:52:02,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 04:52:02,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 04:52:02,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 04:52:02,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 04:52:02,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 04:52:02,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 04:52:03,233 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 04:52:03,236 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 04:52:05,262 INFO L? ?]: Removed 327 outVars from TransFormulas that were not future-live. [2024-11-09 04:52:05,262 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 04:52:07,008 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 04:52:07,009 INFO L316 CfgBuilder]: Removed 58 assume(true) statements. [2024-11-09 04:52:07,010 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:52:07 BoogieIcfgContainer [2024-11-09 04:52:07,010 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 04:52:07,013 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 04:52:07,015 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 04:52:07,018 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 04:52:07,019 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 04:52:01" (1/3) ... [2024-11-09 04:52:07,020 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39314f3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:52:07, skipping insertion in model container [2024-11-09 04:52:07,020 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:52:02" (2/3) ... [2024-11-09 04:52:07,021 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39314f3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:52:07, skipping insertion in model container [2024-11-09 04:52:07,021 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:52:07" (3/3) ... [2024-11-09 04:52:07,024 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_SAX_nondet_test2-2.i [2024-11-09 04:52:07,045 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 04:52:07,045 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2024-11-09 04:52:07,138 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 04:52:07,147 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;@e4940d3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 04:52:07,147 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-11-09 04:52:07,153 INFO L276 IsEmpty]: Start isEmpty. Operand has 134 states, 123 states have (on average 1.7398373983739837) internal successors, (214), 129 states have internal predecessors, (214), 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 04:52:07,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-09 04:52:07,160 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:52:07,161 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-11-09 04:52:07,161 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 04:52:07,168 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:52:07,169 INFO L85 PathProgramCache]: Analyzing trace with hash 1461525257, now seen corresponding path program 1 times [2024-11-09 04:52:07,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:52:07,210 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [520409641] [2024-11-09 04:52:07,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:52:07,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:52:07,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 04:52:07,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2097229541] [2024-11-09 04:52:07,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:52:07,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 04:52:07,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11de68a-4061-4872-beb4-ef62f03db1bf/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 04:52:07,420 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11de68a-4061-4872-beb4-ef62f03db1bf/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 04:52:07,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11de68a-4061-4872-beb4-ef62f03db1bf/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 04:52:07,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:52:07,685 INFO L255 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 04:52:07,692 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 04:52:07,774 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-09 04:52:07,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-09 04:52:07,843 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-11-09 04:52:07,855 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 04:52:07,855 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 04:52:07,856 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:52:07,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [520409641] [2024-11-09 04:52:07,857 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-09 04:52:07,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2097229541] [2024-11-09 04:52:07,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2097229541] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:52:07,859 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:52:07,859 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 04:52:07,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927040574] [2024-11-09 04:52:07,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:52:07,868 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 04:52:07,868 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:52:07,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 04:52:07,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 04:52:07,903 INFO L87 Difference]: Start difference. First operand has 134 states, 123 states have (on average 1.7398373983739837) internal successors, (214), 129 states have internal predecessors, (214), 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 5 states, 4 states have (on average 1.25) internal successors, (5), 4 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 04:52:09,629 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:11,667 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:13,672 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:16,265 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:19,837 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:21,847 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:23,910 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:25,920 WARN L539 Checker$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 04:52:27,925 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 04:52:29,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:52:29,772 INFO L93 Difference]: Finished difference Result 338 states and 562 transitions. [2024-11-09 04:52:29,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 04:52:29,780 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 1.25) internal successors, (5), 4 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 04:52:29,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:52:29,788 INFO L225 Difference]: With dead ends: 338 [2024-11-09 04:52:29,788 INFO L226 Difference]: Without dead ends: 177 [2024-11-09 04:52:29,792 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-09 04:52:29,795 INFO L432 NwaCegarLoop]: 113 mSDtfsCounter, 228 mSDsluCounter, 212 mSDsCounter, 0 mSdLazyCounter, 153 mSolverCounterSat, 5 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 231 SdHoareTripleChecker+Valid, 325 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 153 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:52:29,798 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [231 Valid, 325 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 153 Invalid, 8 Unknown, 0 Unchecked, 21.7s Time] [2024-11-09 04:52:29,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2024-11-09 04:52:29,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 118. [2024-11-09 04:52:29,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 108 states have (on average 1.2314814814814814) internal successors, (133), 113 states have internal predecessors, (133), 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 04:52:29,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 139 transitions. [2024-11-09 04:52:29,849 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 139 transitions. Word has length 5 [2024-11-09 04:52:29,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:52:29,850 INFO L471 AbstractCegarLoop]: Abstraction has 118 states and 139 transitions. [2024-11-09 04:52:29,850 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 1.25) internal successors, (5), 4 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 04:52:29,850 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 139 transitions. [2024-11-09 04:52:29,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 04:52:29,852 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:52:29,852 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] [2024-11-09 04:52:29,874 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11de68a-4061-4872-beb4-ef62f03db1bf/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-09 04:52:30,053 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11de68a-4061-4872-beb4-ef62f03db1bf/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-09 04:52:30,054 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-09 04:52:30,055 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:52:30,056 INFO L85 PathProgramCache]: Analyzing trace with hash 257926680, now seen corresponding path program 1 times [2024-11-09 04:52:30,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:52:30,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964141298] [2024-11-09 04:52:30,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:52:30,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:52:30,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:52:30,541 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 04:52:30,545 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:52:30,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [964141298] [2024-11-09 04:52:30,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [964141298] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:52:30,546 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:52:30,546 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 04:52:30,546 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298002357] [2024-11-09 04:52:30,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:52:30,547 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 04:52:30,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:52:30,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 04:52:30,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 04:52:30,549 INFO L87 Difference]: Start difference. First operand 118 states and 139 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 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 04:52:32,587 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 04:52:34,615 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:36,627 WARN L539 Checker$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 04:52:39,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:41,029 WARN L539 Checker$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 04:52:43,040 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:45,045 WARN L539 Checker$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 04:52:45,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:52:45,691 INFO L93 Difference]: Finished difference Result 168 states and 199 transitions. [2024-11-09 04:52:45,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 04:52:45,694 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 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 24 [2024-11-09 04:52:45,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:52:45,696 INFO L225 Difference]: With dead ends: 168 [2024-11-09 04:52:45,696 INFO L226 Difference]: Without dead ends: 118 [2024-11-09 04:52:45,697 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 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 04:52:45,702 INFO L432 NwaCegarLoop]: 115 mSDtfsCounter, 9 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 5 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 215 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.1s IncrementalHoareTripleChecker+Time [2024-11-09 04:52:45,703 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 215 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 34 Invalid, 7 Unknown, 0 Unchecked, 15.1s Time] [2024-11-09 04:52:45,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2024-11-09 04:52:45,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2024-11-09 04:52:45,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 108 states have (on average 1.1851851851851851) internal successors, (128), 113 states have internal predecessors, (128), 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 04:52:45,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 134 transitions. [2024-11-09 04:52:45,737 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 134 transitions. Word has length 24 [2024-11-09 04:52:45,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:52:45,738 INFO L471 AbstractCegarLoop]: Abstraction has 118 states and 134 transitions. [2024-11-09 04:52:45,738 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 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 04:52:45,738 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 134 transitions. [2024-11-09 04:52:45,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-09 04:52:45,739 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:52:45,741 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, 1] [2024-11-09 04:52:45,742 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 04:52:45,742 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-09 04:52:45,744 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:52:45,744 INFO L85 PathProgramCache]: Analyzing trace with hash -197481612, now seen corresponding path program 1 times [2024-11-09 04:52:45,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:52:45,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770543308] [2024-11-09 04:52:45,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:52:45,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:52:45,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:52:46,031 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 04:52:46,031 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:52:46,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770543308] [2024-11-09 04:52:46,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770543308] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:52:46,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:52:46,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 04:52:46,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493763778] [2024-11-09 04:52:46,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:52:46,033 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 04:52:46,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:52:46,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 04:52:46,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 04:52:46,036 INFO L87 Difference]: Start difference. First operand 118 states and 134 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 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 04:52:48,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:50,341 WARN L539 Checker$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 04:52:52,355 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:54,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:56,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:52:58,463 WARN L539 Checker$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 04:53:00,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:53:02,478 WARN L539 Checker$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 04:53:04,486 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:53:06,490 WARN L539 Checker$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 04:53:07,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:53:07,521 INFO L93 Difference]: Finished difference Result 265 states and 301 transitions. [2024-11-09 04:53:07,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 04:53:07,527 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 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 34 [2024-11-09 04:53:07,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:53:07,528 INFO L225 Difference]: With dead ends: 265 [2024-11-09 04:53:07,528 INFO L226 Difference]: Without dead ends: 134 [2024-11-09 04:53:07,529 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 04:53:07,530 INFO L432 NwaCegarLoop]: 110 mSDtfsCounter, 27 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 1 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 211 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:53:07,530 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 211 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 38 Invalid, 10 Unknown, 0 Unchecked, 21.5s Time] [2024-11-09 04:53:07,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2024-11-09 04:53:07,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2024-11-09 04:53:07,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 124 states have (on average 1.1693548387096775) internal successors, (145), 129 states have internal predecessors, (145), 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 04:53:07,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 151 transitions. [2024-11-09 04:53:07,547 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 151 transitions. Word has length 34 [2024-11-09 04:53:07,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:53:07,548 INFO L471 AbstractCegarLoop]: Abstraction has 134 states and 151 transitions. [2024-11-09 04:53:07,548 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 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 04:53:07,548 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 151 transitions. [2024-11-09 04:53:07,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 04:53:07,550 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:53:07,550 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 04:53:07,550 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-09 04:53:07,550 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 04:53:07,551 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:53:07,551 INFO L85 PathProgramCache]: Analyzing trace with hash -84515395, now seen corresponding path program 1 times [2024-11-09 04:53:07,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:53:07,552 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963042480] [2024-11-09 04:53:07,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:53:07,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:53:08,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:53:08,804 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 04:53:08,805 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:53:08,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963042480] [2024-11-09 04:53:08,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [963042480] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 04:53:08,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [429737263] [2024-11-09 04:53:08,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:53:08,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 04:53:08,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11de68a-4061-4872-beb4-ef62f03db1bf/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 04:53:08,808 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11de68a-4061-4872-beb4-ef62f03db1bf/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 04:53:08,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11de68a-4061-4872-beb4-ef62f03db1bf/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-09 04:53:16,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:53:16,851 INFO L255 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 04:53:16,855 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 04:53:16,890 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:53:16,890 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 04:53:16,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [429737263] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:53:16,891 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 04:53:16,891 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 5 [2024-11-09 04:53:16,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428124521] [2024-11-09 04:53:16,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:53:16,892 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 04:53:16,893 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:53:16,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 04:53:16,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 04:53:16,894 INFO L87 Difference]: Start difference. First operand 134 states and 151 transitions. Second operand has 4 states, 3 states have (on average 14.333333333333334) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-09 04:53:18,927 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:53:20,931 WARN L539 Checker$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 04:53:22,934 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:53:24,392 WARN L539 Checker$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 04:53:26,400 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:53:28,563 WARN L539 Checker$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 04:53:30,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 04:53:32,571 WARN L539 Checker$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 04:53:34,587 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 04:53:36,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:53:36,425 INFO L93 Difference]: Finished difference Result 248 states and 283 transitions. [2024-11-09 04:53:36,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 04:53:36,429 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 14.333333333333334) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 47 [2024-11-09 04:53:36,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:53:36,432 INFO L225 Difference]: With dead ends: 248 [2024-11-09 04:53:36,432 INFO L226 Difference]: Without dead ends: 136 [2024-11-09 04:53:36,433 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 04:53:36,434 INFO L432 NwaCegarLoop]: 109 mSDtfsCounter, 0 mSDsluCounter, 214 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 1 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 323 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:53:36,435 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 323 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 55 Invalid, 8 Unknown, 0 Unchecked, 19.5s Time] [2024-11-09 04:53:36,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2024-11-09 04:53:36,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2024-11-09 04:53:36,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 125 states have (on average 1.176) internal successors, (147), 131 states have internal predecessors, (147), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2024-11-09 04:53:36,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 154 transitions. [2024-11-09 04:53:36,455 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 154 transitions. Word has length 47 [2024-11-09 04:53:36,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:53:36,455 INFO L471 AbstractCegarLoop]: Abstraction has 136 states and 154 transitions. [2024-11-09 04:53:36,456 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 14.333333333333334) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-09 04:53:36,456 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 154 transitions. [2024-11-09 04:53:36,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-09 04:53:36,457 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:53:36,458 INFO L215 NwaCegarLoop]: trace histogram [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 04:53:36,500 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11de68a-4061-4872-beb4-ef62f03db1bf/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-09 04:53:36,658 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11de68a-4061-4872-beb4-ef62f03db1bf/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2024-11-09 04:53:36,659 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 04:53:36,659 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:53:36,659 INFO L85 PathProgramCache]: Analyzing trace with hash 712403639, now seen corresponding path program 1 times [2024-11-09 04:53:36,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:53:36,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949257329] [2024-11-09 04:53:36,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:53:36,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:53:37,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:53:37,651 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 04:53:37,651 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:53:37,652 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949257329] [2024-11-09 04:53:37,652 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1949257329] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 04:53:37,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [851581465] [2024-11-09 04:53:37,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:53:37,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 04:53:37,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11de68a-4061-4872-beb4-ef62f03db1bf/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 04:53:37,656 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11de68a-4061-4872-beb4-ef62f03db1bf/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 04:53:37,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c11de68a-4061-4872-beb4-ef62f03db1bf/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-09 04:53:41,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:53:41,739 INFO L255 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-09 04:53:41,744 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 04:53:41,791 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 04:53:41,792 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 04:53:41,899 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 04:53:41,900 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [851581465] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 04:53:41,900 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [812126606] [2024-11-09 04:53:41,923 INFO L159 IcfgInterpreter]: Started Sifa with 45 locations of interest [2024-11-09 04:53:41,923 INFO L166 IcfgInterpreter]: Building call graph [2024-11-09 04:53:41,927 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-09 04:53:41,933 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-09 04:53:41,933 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-09 04:54:20,364 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 397 for LOIs [2024-11-09 04:54:28,721 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-09 04:54:54,092 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse2 (= |c_#Ultimate.C_memset_#amount| 384)) (.cse0 (<= 1 |c_#StackHeapBarrier|)) (.cse3 (= |c_#Ultimate.C_memset_#ptr.offset| 0)) (.cse1 (= |c_#Ultimate.C_memset_#value| 0)) (.cse4 (= 44 |c_#Ultimate.C_memset_#amount|))) (and (or (and .cse0 .cse1 .cse2) (and .cse0 .cse3 .cse1 .cse4)) (let ((.cse5 (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|)) (.cse44 (= |c_old(#memory_int)| |c_#memory_int|)) (.cse45 (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|))) (or (and .cse5 (exists ((|v_#valid_56| (Array Int Int)) (|v_#memory_int_148| (Array Int (Array Int Int))) (|v_#memory_int_149| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5| Int) (|v_ULTIMATE.start_main_#t~mem54#1.base_11| Int) (|v_#length_27| (Array Int Int)) (|v_#memory_$Pointer$.base_381| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_381| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_136| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_~_ha_hashv~0#1_BEFORE_CALL_5| Int) (|v_#memory_$Pointer$.base_135| (Array Int (Array Int Int))) (|v_#memory_int_464| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_134| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_134| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_135| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~malloc61#1.base_6| Int) (|v_#memory_$Pointer$.offset_136| (Array Int (Array Int Int)))) (let ((.cse38 (select (select |v_#memory_$Pointer$.base_135| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|) 8)) (.cse39 (select (select |v_#memory_$Pointer$.offset_136| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|) 8)) (.cse30 (select (select |v_#memory_$Pointer$.base_381| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|) 8)) (.cse31 (+ 16 (select (select |v_#memory_$Pointer$.offset_381| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|) 8)))) (let ((.cse10 (store |v_#memory_$Pointer$.offset_381| .cse30 (store (select |v_#memory_$Pointer$.offset_381| .cse30) .cse31 8))) (.cse35 (store |v_#memory_$Pointer$.base_381| .cse30 (store (select |v_#memory_$Pointer$.base_381| .cse30) .cse31 |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|))) (.cse42 (select (select |c_old(#memory_$Pointer$.base)| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|) 8)) (.cse43 (select (select |c_old(#memory_$Pointer$.offset)| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|) 8)) (.cse34 (store |v_#memory_$Pointer$.offset_136| .cse38 (store (select |v_#memory_$Pointer$.offset_136| .cse38) .cse39 0))) (.cse33 (store |v_#memory_$Pointer$.base_135| .cse38 (store (select |v_#memory_$Pointer$.base_135| .cse38) .cse39 |v_ULTIMATE.start_main_#t~malloc61#1.base_6|)))) (let ((.cse8 (select (select .cse33 |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|) 8)) (.cse9 (+ (select (select .cse34 |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|) 8) 40)) (.cse32 (select (select |c_old(#memory_$Pointer$.offset)| .cse42) .cse43)) (.cse36 (select (select |c_old(#memory_$Pointer$.base)| .cse42) .cse43)) (.cse13 (select (select |v_#memory_$Pointer$.base_136| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|) 8)) (.cse14 (+ (select (select |v_#memory_$Pointer$.offset_134| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|) 8) 20)) (.cse6 (select (select |v_#memory_$Pointer$.base_134| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|) 8)) (.cse7 (+ (select (select |v_#memory_$Pointer$.offset_135| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|) 8) 8)) (.cse11 (select (select .cse35 |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|) 8)) (.cse12 (+ (select (select .cse10 |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|) 8) 4))) (and (= (store |v_#memory_$Pointer$.base_134| .cse6 (store (select |v_#memory_$Pointer$.base_134| .cse6) .cse7 (select (select |v_#memory_$Pointer$.base_136| .cse6) .cse7))) |v_#memory_$Pointer$.base_136|) (= (store |v_#memory_int_148| .cse8 (store (select |v_#memory_int_148| .cse8) .cse9 2685476833)) |c_old(#memory_int)|) (= (store |v_#length_27| |v_ULTIMATE.start_main_#t~malloc61#1.base_6| 384) |c_#length|) (= (store .cse10 .cse11 (store (select .cse10 .cse11) .cse12 (select (select |v_#memory_$Pointer$.offset_135| .cse11) .cse12))) |v_#memory_$Pointer$.offset_135|) (= (store |v_#memory_$Pointer$.base_136| .cse13 (store (select |v_#memory_$Pointer$.base_136| .cse13) .cse14 (select (select |v_#memory_$Pointer$.base_135| .cse13) .cse14))) |v_#memory_$Pointer$.base_135|) (= (select |v_#valid_56| |v_ULTIMATE.start_main_#t~malloc61#1.base_6|) 0) (let ((.cse15 (exists ((|v_#Ultimate.C_memset_#t~loopctr272_27| Int)) (and (<= 0 |v_#Ultimate.C_memset_#t~loopctr272_27|) (<= 44 (mod |v_#Ultimate.C_memset_#t~loopctr272_27| 4294967296))))) (.cse22 (exists ((|v_#memory_$Pointer$.offset_49| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_375| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_376| (Array Int (Array Int Int)))) (let ((.cse29 (select |v_#memory_$Pointer$.offset_49| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|))) (and (= (store |v_#memory_$Pointer$.offset_49| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5| (store (store .cse29 28 0) 32 (select (select |v_#memory_$Pointer$.offset_376| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|) 32))) |v_#memory_$Pointer$.offset_376|) (= (store |v_#memory_$Pointer$.offset_375| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5| (store (select |v_#memory_$Pointer$.offset_375| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|) 36 (select .cse29 36))) |v_#memory_$Pointer$.offset_49|)))))) (or (and .cse15 (exists ((|v_old(#memory_$Pointer$.base)_AFTER_CALL_5| (Array Int (Array Int Int))) (|v_#valid_55| (Array Int Int)) (|v_#length_26| (Array Int Int)) (|v_#memory_$Pointer$.base_49| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_376| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_375| (Array Int (Array Int Int)))) (let ((.cse16 (select |v_#memory_$Pointer$.base_49| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|)) (.cse17 (select |v_#memory_$Pointer$.base_376| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|)) (.cse18 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_5| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|) 8))) (and (= (store |v_#memory_$Pointer$.base_49| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5| (store (store .cse16 28 |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|) 32 (select .cse17 32))) |v_#memory_$Pointer$.base_376|) (= (select |v_#valid_55| .cse18) 0) (not (= .cse18 0)) (= |v_#length_27| (store |v_#length_26| .cse18 44)) (= (store |v_#valid_55| .cse18 1) |v_#valid_56|) (= |v_ULTIMATE.start_main_#t~mem54#1.base_11| .cse18) (<= (+ .cse18 1) |c_#StackHeapBarrier|) (= (store |v_#memory_$Pointer$.base_375| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5| (store (select |v_#memory_$Pointer$.base_375| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|) 36 (select .cse16 36))) |v_#memory_$Pointer$.base_49|) (= |v_old(#memory_$Pointer$.base)_AFTER_CALL_5| (store |v_#memory_$Pointer$.base_376| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5| (store (store (store .cse17 16 0) 12 0) 8 .cse18)))))) (exists ((|v_#memory_int_54| (Array Int (Array Int Int))) (|v_#memory_int_147| (Array Int (Array Int Int))) (|v_#memory_int_458| (Array Int (Array Int Int))) (|v_old(#memory_int)_AFTER_CALL_5| (Array Int (Array Int Int))) (|v_#memory_int_460| (Array Int (Array Int Int)))) (let ((.cse19 (select |v_#memory_int_54| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|)) (.cse20 (select |v_#memory_int_147| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|)) (.cse21 (select |v_#memory_int_460| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|))) (and (= (store |v_#memory_int_54| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5| (store (store .cse19 32 4) 16 (select .cse20 16))) |v_#memory_int_147|) (= |v_old(#memory_int)_AFTER_CALL_5| (store |v_#memory_int_460| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5| (store .cse21 8 (select (select |v_old(#memory_int)_AFTER_CALL_5| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|) 8)))) (= |v_#memory_int_54| (store |v_#memory_int_458| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5| (store (store (select |v_#memory_int_458| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|) 36 |v_ULTIMATE.start_main_~_ha_hashv~0#1_BEFORE_CALL_5|) 28 (select .cse19 28)))) (= (store |v_#memory_int_147| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5| (store .cse20 12 (select .cse21 12))) |v_#memory_int_460|)))) .cse22) (and (exists ((|v_#memory_int_54| (Array Int (Array Int Int))) (|v_#memory_int_147| (Array Int (Array Int Int))) (|v_#memory_int_458| (Array Int (Array Int Int))) (|v_old(#memory_int)_AFTER_CALL_6| (Array Int (Array Int Int))) (|v_#memory_int_460| (Array Int (Array Int Int)))) (let ((.cse23 (select |v_#memory_int_54| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|)) (.cse24 (select |v_#memory_int_147| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|)) (.cse25 (select |v_#memory_int_460| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|))) (and (= (store |v_#memory_int_54| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5| (store (store .cse23 32 4) 16 (select .cse24 16))) |v_#memory_int_147|) (= |v_#memory_int_54| (store |v_#memory_int_458| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5| (store (store (select |v_#memory_int_458| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|) 36 |v_ULTIMATE.start_main_~_ha_hashv~0#1_BEFORE_CALL_5|) 28 (select .cse23 28)))) (= (store |v_#memory_int_147| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5| (store .cse24 12 (select .cse25 12))) |v_#memory_int_460|) (= (store |v_#memory_int_460| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5| (store .cse25 8 (select (select |v_old(#memory_int)_AFTER_CALL_6| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|) 8))) |v_old(#memory_int)_AFTER_CALL_6|)))) .cse15 (exists ((|v_#valid_55| (Array Int Int)) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_6| (Array Int (Array Int Int))) (|v_#length_26| (Array Int Int)) (|v_#memory_$Pointer$.base_49| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_376| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_375| (Array Int (Array Int Int)))) (let ((.cse27 (select |v_#memory_$Pointer$.base_376| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|)) (.cse28 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_6| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|) 8)) (.cse26 (select |v_#memory_$Pointer$.base_49| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|))) (and (= (store |v_#memory_$Pointer$.base_49| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5| (store (store .cse26 28 |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|) 32 (select .cse27 32))) |v_#memory_$Pointer$.base_376|) (= |v_ULTIMATE.start_main_#t~mem54#1.base_11| .cse28) (= (store |v_#valid_55| .cse28 1) |v_#valid_56|) (= (store |v_#length_26| .cse28 44) |v_#length_27|) (not (= .cse28 0)) (= (select |v_#valid_55| .cse28) 0) (= |v_old(#memory_$Pointer$.base)_AFTER_CALL_6| (store |v_#memory_$Pointer$.base_376| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5| (store (store (store .cse27 16 0) 12 0) 8 .cse28))) (<= (+ .cse28 1) |c_#StackHeapBarrier|) (= (store |v_#memory_$Pointer$.base_375| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5| (store (select |v_#memory_$Pointer$.base_375| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_5|) 36 (select .cse26 36))) |v_#memory_$Pointer$.base_49|)))) .cse22))) (= (store |v_#memory_int_464| .cse30 (store (select |v_#memory_int_464| .cse30) .cse31 (select (select |v_#memory_int_149| .cse30) .cse31))) |v_#memory_int_149|) (= |c_#Ultimate.C_memset_#ptr.offset| .cse32) (= (store .cse33 .cse8 (store (select .cse33 .cse8) .cse9 (select (select |c_old(#memory_$Pointer$.base)| .cse8) .cse9))) |c_old(#memory_$Pointer$.base)|) (<= (+ |v_ULTIMATE.start_main_#t~malloc61#1.base_6| 1) |c_#StackHeapBarrier|) (= (store .cse34 .cse8 (store (select .cse34 .cse8) .cse9 (select (select |c_old(#memory_$Pointer$.offset)| .cse8) .cse9))) |c_old(#memory_$Pointer$.offset)|) (not (= |v_ULTIMATE.start_main_#t~malloc61#1.base_6| 0)) (= |v_#memory_$Pointer$.offset_136| (store |v_#memory_$Pointer$.offset_134| .cse13 (store (select |v_#memory_$Pointer$.offset_134| .cse13) .cse14 (select (select |v_#memory_$Pointer$.offset_136| .cse13) .cse14)))) (= (store |v_#memory_$Pointer$.offset_135| .cse6 (store (select |v_#memory_$Pointer$.offset_135| .cse6) .cse7 (select (select |v_#memory_$Pointer$.offset_134| .cse6) .cse7))) |v_#memory_$Pointer$.offset_134|) (= |c_#valid| (store |v_#valid_56| |v_ULTIMATE.start_main_#t~malloc61#1.base_6| 1)) (= (store .cse35 .cse11 (store (select .cse35 .cse11) .cse12 (select (select |v_#memory_$Pointer$.base_134| .cse11) .cse12))) |v_#memory_$Pointer$.base_134|) (or (not (= .cse36 0)) (not (= .cse32 0))) (= .cse36 |c_#Ultimate.C_memset_#ptr.base|) (= (let ((.cse37 (let ((.cse40 (let ((.cse41 (store |v_#memory_int_149| .cse11 (store (select |v_#memory_int_149| .cse11) .cse12 32)))) (store .cse41 .cse6 (store (select .cse41 .cse6) .cse7 5))))) (store .cse40 .cse13 (store (select .cse40 .cse13) .cse14 8))))) (store .cse37 .cse38 (store (select .cse37 .cse38) .cse39 (select (select |v_#memory_int_148| .cse38) .cse39)))) |v_#memory_int_148|)))))) .cse0 .cse44 .cse45 .cse1 .cse2) (and .cse5 .cse0 .cse44 .cse3 (exists ((|v_#valid_55| (Array Int Int)) (|v_#memory_int_54| (Array Int (Array Int Int))) (|v_#memory_int_147| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_6| Int) (|v_#memory_int_458| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_49| (Array Int (Array Int Int))) (|v_#length_26| (Array Int Int)) (|v_ULTIMATE.start_main_~_ha_hashv~0#1_BEFORE_CALL_6| Int) (|v_#memory_$Pointer$.offset_49| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_376| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_375| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_376| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_375| (Array Int (Array Int Int))) (|v_#memory_int_460| (Array Int (Array Int Int)))) (let ((.cse50 (select |v_#memory_int_460| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_6|)) (.cse47 (select |v_#memory_int_54| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_6|)) (.cse51 (select |v_#memory_int_147| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_6|)) (.cse46 (select (select |c_old(#memory_$Pointer$.base)| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_6|) 8)) (.cse48 (select |v_#memory_$Pointer$.base_49| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_6|)) (.cse49 (select |v_#memory_$Pointer$.base_376| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_6|)) (.cse53 (select |v_#memory_$Pointer$.offset_49| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_6|)) (.cse52 (select |v_#memory_$Pointer$.offset_376| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_6|))) (and (<= (+ .cse46 1) |c_#StackHeapBarrier|) (= |v_#memory_int_54| (store |v_#memory_int_458| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_6| (store (store (select |v_#memory_int_458| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_6|) 36 |v_ULTIMATE.start_main_~_ha_hashv~0#1_BEFORE_CALL_6|) 28 (select .cse47 28)))) (= (store |v_#memory_$Pointer$.base_375| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_6| (store (select |v_#memory_$Pointer$.base_375| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_6|) 36 (select .cse48 36))) |v_#memory_$Pointer$.base_49|) (= (store |v_#memory_$Pointer$.base_376| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_6| (store (store (store .cse49 16 0) 12 0) 8 .cse46)) |c_old(#memory_$Pointer$.base)|) (= |c_#Ultimate.C_memset_#ptr.base| .cse46) (= |c_#length| (store |v_#length_26| .cse46 44)) (= |c_old(#memory_int)| (store |v_#memory_int_460| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_6| (store .cse50 8 (select (select |c_old(#memory_int)| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_6|) 8)))) (= (store |v_#memory_int_147| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_6| (store .cse51 12 (select .cse50 12))) |v_#memory_int_460|) (= (store |v_#memory_$Pointer$.offset_376| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_6| (store (store (store .cse52 16 0) 12 0) 8 0)) |c_old(#memory_$Pointer$.offset)|) (= (store |v_#memory_$Pointer$.offset_375| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_6| (store (select |v_#memory_$Pointer$.offset_375| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_6|) 36 (select .cse53 36))) |v_#memory_$Pointer$.offset_49|) (= |v_#memory_int_147| (store |v_#memory_int_54| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_6| (store (store .cse47 32 4) 16 (select .cse51 16)))) (not (= .cse46 0)) (= (select |v_#valid_55| .cse46) 0) (= |c_#valid| (store |v_#valid_55| .cse46 1)) (= (store |v_#memory_$Pointer$.base_49| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_6| (store (store .cse48 28 |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_6|) 32 (select .cse49 32))) |v_#memory_$Pointer$.base_376|) (= |v_#memory_$Pointer$.offset_376| (store |v_#memory_$Pointer$.offset_49| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_6| (store (store .cse53 28 0) 32 (select .cse52 32))))))) .cse45 .cse1 .cse4))))) is different from false [2024-11-09 04:58:05,549 WARN L286 SmtUtils]: Spent 2.63m on a formula simplification that was a NOOP. DAG size: 307 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 05:01:43,657 WARN L286 SmtUtils]: Spent 3.17m on a formula simplification that was a NOOP. DAG size: 312 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)