./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc54584-8b02-49a9-84fe-18821361e999/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc54584-8b02-49a9-84fe-18821361e999/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc54584-8b02-49a9-84fe-18821361e999/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc54584-8b02-49a9-84fe-18821361e999/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc54584-8b02-49a9-84fe-18821361e999/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc54584-8b02-49a9-84fe-18821361e999/bin/utaipan-verify-sOmjnqqW8E --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 efaea2320311f06fbd3071893d75fb70222c33e449b43348105f12b548a90ab4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:58:49,170 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:58:49,250 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc54584-8b02-49a9-84fe-18821361e999/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Overflow-32bit-Taipan_Default.epf [2024-11-14 03:58:49,255 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:58:49,255 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:58:49,292 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:58:49,293 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:58:49,293 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:58:49,293 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:58:49,293 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:58:49,294 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:58:49,295 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:58:49,296 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:58:49,296 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 03:58:49,297 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:58:49,297 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:58:49,297 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 03:58:49,297 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 03:58:49,298 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:58:49,298 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 03:58:49,298 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 03:58:49,298 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 03:58:49,298 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:58:49,299 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:58:49,299 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:58:49,299 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 03:58:49,299 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:58:49,299 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:58:49,299 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:58:49,299 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:58:49,299 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:58:49,299 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:58:49,299 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-14 03:58:49,300 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-14 03:58:49,300 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:58:49,301 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:58:49,301 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:58:49,301 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:58:49,301 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:58:49,301 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:58:49,301 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:58:49,301 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:58:49,301 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:58:49,302 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:58:49,302 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 03:58:49,302 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 03:58:49,302 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:58:49,302 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:58:49,302 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 03:58:49,302 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_9dc54584-8b02-49a9-84fe-18821361e999/bin/utaipan-verify-sOmjnqqW8E 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 -> efaea2320311f06fbd3071893d75fb70222c33e449b43348105f12b548a90ab4 [2024-11-14 03:58:49,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:58:49,672 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:58:49,677 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:58:49,679 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:58:49,679 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:58:49,682 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc54584-8b02-49a9-84fe-18821361e999/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-3.i Unable to find full path for "g++" [2024-11-14 03:58:51,655 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:58:52,048 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:58:52,049 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc54584-8b02-49a9-84fe-18821361e999/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test4-3.i [2024-11-14 03:58:52,073 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc54584-8b02-49a9-84fe-18821361e999/bin/utaipan-verify-sOmjnqqW8E/data/e7d589da2/dd97fdd3268b40f79c80307e98e43b29/FLAG972e9690f [2024-11-14 03:58:52,095 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc54584-8b02-49a9-84fe-18821361e999/bin/utaipan-verify-sOmjnqqW8E/data/e7d589da2/dd97fdd3268b40f79c80307e98e43b29 [2024-11-14 03:58:52,102 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:58:52,104 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:58:52,107 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:58:52,108 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:58:52,116 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:58:52,117 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:58:52" (1/1) ... [2024-11-14 03:58:52,118 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d84192f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:58:52, skipping insertion in model container [2024-11-14 03:58:52,118 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:58:52" (1/1) ... [2024-11-14 03:58:52,174 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:58:52,864 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:58:52,882 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:58:53,086 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:58:53,136 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:58:53,137 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:58:53 WrapperNode [2024-11-14 03:58:53,137 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:58:53,138 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:58:53,139 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:58:53,139 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:58:53,146 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:58:53" (1/1) ... [2024-11-14 03:58:53,187 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:58:53" (1/1) ... [2024-11-14 03:58:53,298 INFO L138 Inliner]: procedures = 176, calls = 435, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1869 [2024-11-14 03:58:53,299 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:58:53,299 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:58:53,300 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:58:53,300 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:58:53,309 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:58:53" (1/1) ... [2024-11-14 03:58:53,310 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:58:53" (1/1) ... [2024-11-14 03:58:53,324 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:58:53" (1/1) ... [2024-11-14 03:58:53,324 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:58:53" (1/1) ... [2024-11-14 03:58:53,439 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:58:53" (1/1) ... [2024-11-14 03:58:53,465 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:58:53" (1/1) ... [2024-11-14 03:58:53,477 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:58:53" (1/1) ... [2024-11-14 03:58:53,489 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:58:53" (1/1) ... [2024-11-14 03:58:53,506 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:58:53,510 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:58:53,511 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:58:53,511 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:58:53,512 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:58:53" (1/1) ... [2024-11-14 03:58:53,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:58:53,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc54584-8b02-49a9-84fe-18821361e999/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:58:53,555 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc54584-8b02-49a9-84fe-18821361e999/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:58:53,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc54584-8b02-49a9-84fe-18821361e999/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:58:53,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 03:58:53,628 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-14 03:58:53,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-14 03:58:53,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 03:58:53,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-14 03:58:53,628 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-14 03:58:53,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 03:58:53,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:58:53,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-14 03:58:53,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-14 03:58:53,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-14 03:58:53,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 03:58:53,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:58:53,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:58:53,975 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:58:53,977 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:58:56,475 INFO L? ?]: Removed 432 outVars from TransFormulas that were not future-live. [2024-11-14 03:58:56,476 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:58:58,482 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:58:58,482 INFO L316 CfgBuilder]: Removed 77 assume(true) statements. [2024-11-14 03:58:58,483 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:58:58 BoogieIcfgContainer [2024-11-14 03:58:58,483 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:58:58,485 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:58:58,485 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:58:58,490 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:58:58,490 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:58:52" (1/3) ... [2024-11-14 03:58:58,491 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@623a413f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:58:58, skipping insertion in model container [2024-11-14 03:58:58,491 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:58:53" (2/3) ... [2024-11-14 03:58:58,491 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@623a413f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:58:58, skipping insertion in model container [2024-11-14 03:58:58,492 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:58:58" (3/3) ... [2024-11-14 03:58:58,493 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_FNV_test4-3.i [2024-11-14 03:58:58,510 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:58:58,511 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG uthash_FNV_test4-3.i that has 3 procedures, 171 locations, 1 initial locations, 44 loop locations, and 6 error locations. [2024-11-14 03:58:58,577 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:58:58,593 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;@1b65c462, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:58:58,594 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-11-14 03:58:58,601 INFO L276 IsEmpty]: Start isEmpty. Operand has 171 states, 146 states have (on average 1.7534246575342465) internal successors, (256), 162 states have internal predecessors, (256), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-14 03:58:58,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-14 03:58:58,609 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:58:58,610 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1] [2024-11-14 03:58:58,611 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)] === [2024-11-14 03:58:58,617 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:58:58,617 INFO L85 PathProgramCache]: Analyzing trace with hash 1893692, now seen corresponding path program 1 times [2024-11-14 03:58:58,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:58:58,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2113731621] [2024-11-14 03:58:58,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:58:58,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:58:58,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:58:58,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 03:58:58,857 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:58:58,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2113731621] [2024-11-14 03:58:58,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2113731621] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:58:58,858 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:58:58,860 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-14 03:58:58,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058552607] [2024-11-14 03:58:58,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:58:58,870 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 03:58:58,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:58:58,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 03:58:58,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 03:58:58,901 INFO L87 Difference]: Start difference. First operand has 171 states, 146 states have (on average 1.7534246575342465) internal successors, (256), 162 states have internal predecessors, (256), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 2 states, 1 states have (on average 3.0) internal successors, (3), 2 states have internal predecessors, (3), 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) [2024-11-14 03:59:00,987 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:59:03,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:59:05,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:59:07,234 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:59:09,938 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-14 03:59:09,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:59:09,939 INFO L93 Difference]: Finished difference Result 340 states and 575 transitions. [2024-11-14 03:59:09,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 03:59:09,943 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 3.0) internal successors, (3), 2 states have internal predecessors, (3), 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 3 [2024-11-14 03:59:09,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:59:09,953 INFO L225 Difference]: With dead ends: 340 [2024-11-14 03:59:09,954 INFO L226 Difference]: Without dead ends: 141 [2024-11-14 03:59:09,959 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 03:59:09,965 INFO L432 NwaCegarLoop]: 172 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 0 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 172 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.0s IncrementalHoareTripleChecker+Time [2024-11-14 03:59:09,965 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 172 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 34 Invalid, 5 Unknown, 0 Unchecked, 11.0s Time] [2024-11-14 03:59:09,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2024-11-14 03:59:10,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2024-11-14 03:59:10,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 118 states have (on average 1.228813559322034) internal successors, (145), 132 states have internal predecessors, (145), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-14 03:59:10,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 177 transitions. [2024-11-14 03:59:10,028 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 177 transitions. Word has length 3 [2024-11-14 03:59:10,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:59:10,029 INFO L471 AbstractCegarLoop]: Abstraction has 141 states and 177 transitions. [2024-11-14 03:59:10,030 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 3.0) internal successors, (3), 2 states have internal predecessors, (3), 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) [2024-11-14 03:59:10,030 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 177 transitions. [2024-11-14 03:59:10,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-14 03:59:10,032 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:59:10,032 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-11-14 03:59:10,032 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 03:59:10,032 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)] === [2024-11-14 03:59:10,033 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:59:10,033 INFO L85 PathProgramCache]: Analyzing trace with hash 58704511, now seen corresponding path program 1 times [2024-11-14 03:59:10,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:59:10,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279738106] [2024-11-14 03:59:10,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:59:10,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:59:10,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 03:59:10,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [886924543] [2024-11-14 03:59:10,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:59:10,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:59:10,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc54584-8b02-49a9-84fe-18821361e999/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:59:10,093 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc54584-8b02-49a9-84fe-18821361e999/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:59:10,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc54584-8b02-49a9-84fe-18821361e999/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 03:59:10,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:59:10,413 INFO L255 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 03:59:10,418 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:59:10,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 03:59:10,439 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 03:59:10,440 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:59:10,441 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279738106] [2024-11-14 03:59:10,442 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-14 03:59:10,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [886924543] [2024-11-14 03:59:10,442 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [886924543] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:59:10,442 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:59:10,442 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-14 03:59:10,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1626257624] [2024-11-14 03:59:10,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:59:10,443 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:59:10,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:59:10,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:59:10,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:59:10,444 INFO L87 Difference]: Start difference. First operand 141 states and 177 transitions. Second operand has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 03:59:12,478 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 [] [2024-11-14 03:59:14,256 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:59:16,344 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:59:18,355 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:59:20,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:59:22,435 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:59:23,924 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:59:25,113 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:59:27,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:59:29,131 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 [] [2024-11-14 03:59:30,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:59:30,638 INFO L93 Difference]: Finished difference Result 274 states and 346 transitions. [2024-11-14 03:59:30,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:59:30,641 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2024-11-14 03:59:30,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:59:30,644 INFO L225 Difference]: With dead ends: 274 [2024-11-14 03:59:30,644 INFO L226 Difference]: Without dead ends: 245 [2024-11-14 03:59:30,644 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 [2024-11-14 03:59:30,645 INFO L432 NwaCegarLoop]: 152 mSDtfsCounter, 105 mSDsluCounter, 147 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 1 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 299 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.2s IncrementalHoareTripleChecker+Time [2024-11-14 03:59:30,646 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 299 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 55 Invalid, 7 Unknown, 0 Unchecked, 20.2s Time] [2024-11-14 03:59:30,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2024-11-14 03:59:30,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 144. [2024-11-14 03:59:30,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 121 states have (on average 1.2231404958677685) internal successors, (148), 135 states have internal predecessors, (148), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-14 03:59:30,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 180 transitions. [2024-11-14 03:59:30,675 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 180 transitions. Word has length 4 [2024-11-14 03:59:30,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:59:30,675 INFO L471 AbstractCegarLoop]: Abstraction has 144 states and 180 transitions. [2024-11-14 03:59:30,675 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 03:59:30,675 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 180 transitions. [2024-11-14 03:59:30,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-14 03:59:30,677 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:59:30,678 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:59:30,692 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc54584-8b02-49a9-84fe-18821361e999/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-14 03:59:30,878 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc54584-8b02-49a9-84fe-18821361e999/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:59:30,878 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)] === [2024-11-14 03:59:30,879 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:59:30,879 INFO L85 PathProgramCache]: Analyzing trace with hash 664037036, now seen corresponding path program 1 times [2024-11-14 03:59:30,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:59:30,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792438870] [2024-11-14 03:59:30,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:59:30,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:59:31,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:59:31,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 03:59:31,934 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:59:31,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792438870] [2024-11-14 03:59:31,934 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [792438870] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:59:31,934 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:59:31,934 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 03:59:31,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694986622] [2024-11-14 03:59:31,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:59:31,935 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:59:31,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:59:31,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:59:31,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:59:31,936 INFO L87 Difference]: Start difference. First operand 144 states and 180 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 2 states have internal predecessors, (56), 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) [2024-11-14 03:59:33,965 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 [] [2024-11-14 03:59:35,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:59:37,144 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:59:39,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:59:41,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:59:43,934 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:59:45,939 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:59:47,948 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:59:50,234 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-14 03:59:50,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:59:50,977 INFO L93 Difference]: Finished difference Result 298 states and 372 transitions. [2024-11-14 03:59:50,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:59:50,983 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 2 states have internal predecessors, (56), 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 56 [2024-11-14 03:59:50,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:59:50,985 INFO L225 Difference]: With dead ends: 298 [2024-11-14 03:59:50,985 INFO L226 Difference]: Without dead ends: 158 [2024-11-14 03:59:50,986 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 [2024-11-14 03:59:50,986 INFO L432 NwaCegarLoop]: 150 mSDtfsCounter, 4 mSDsluCounter, 146 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 0 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.0s IncrementalHoareTripleChecker+Time [2024-11-14 03:59:50,987 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 296 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 50 Invalid, 8 Unknown, 0 Unchecked, 19.0s Time] [2024-11-14 03:59:50,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2024-11-14 03:59:51,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2024-11-14 03:59:51,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 135 states have (on average 1.2074074074074075) internal successors, (163), 149 states have internal predecessors, (163), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-14 03:59:51,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 195 transitions. [2024-11-14 03:59:51,009 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 195 transitions. Word has length 56 [2024-11-14 03:59:51,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:59:51,009 INFO L471 AbstractCegarLoop]: Abstraction has 158 states and 195 transitions. [2024-11-14 03:59:51,010 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 2 states have internal predecessors, (56), 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) [2024-11-14 03:59:51,010 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 195 transitions. [2024-11-14 03:59:51,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-14 03:59:51,011 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:59:51,012 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:59:51,012 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-14 03:59:51,012 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)] === [2024-11-14 03:59:51,012 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:59:51,013 INFO L85 PathProgramCache]: Analyzing trace with hash -555778846, now seen corresponding path program 1 times [2024-11-14 03:59:51,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:59:51,013 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831568300] [2024-11-14 03:59:51,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:59:51,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:59:51,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:59:51,610 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-14 03:59:51,612 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:59:51,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831568300] [2024-11-14 03:59:51,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [831568300] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:59:51,612 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:59:51,612 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 03:59:51,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288838946] [2024-11-14 03:59:51,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:59:51,613 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:59:51,613 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:59:51,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:59:51,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:59:51,615 INFO L87 Difference]: Start difference. First operand 158 states and 195 transitions. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 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) [2024-11-14 03:59:52,651 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:59:54,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:59:56,739 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:59:59,681 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:00:02,256 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:00:04,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:00:06,270 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:00:08,267 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-14 04:00:08,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:00:08,267 INFO L93 Difference]: Finished difference Result 346 states and 427 transitions. [2024-11-14 04:00:08,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 04:00:08,274 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 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 69 [2024-11-14 04:00:08,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:00:08,276 INFO L225 Difference]: With dead ends: 346 [2024-11-14 04:00:08,276 INFO L226 Difference]: Without dead ends: 206 [2024-11-14 04:00:08,277 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 [2024-11-14 04:00:08,278 INFO L432 NwaCegarLoop]: 150 mSDtfsCounter, 23 mSDsluCounter, 146 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 0 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:00:08,279 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 296 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 53 Invalid, 6 Unknown, 0 Unchecked, 16.6s Time] [2024-11-14 04:00:08,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2024-11-14 04:00:08,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 206. [2024-11-14 04:00:08,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 206 states, 180 states have (on average 1.1777777777777778) internal successors, (212), 194 states have internal predecessors, (212), 19 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 10 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-14 04:00:08,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 250 transitions. [2024-11-14 04:00:08,296 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 250 transitions. Word has length 69 [2024-11-14 04:00:08,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:00:08,297 INFO L471 AbstractCegarLoop]: Abstraction has 206 states and 250 transitions. [2024-11-14 04:00:08,297 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 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) [2024-11-14 04:00:08,297 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 250 transitions. [2024-11-14 04:00:08,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-14 04:00:08,300 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:00:08,300 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:00:08,300 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-14 04:00:08,300 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)] === [2024-11-14 04:00:08,301 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:00:08,301 INFO L85 PathProgramCache]: Analyzing trace with hash -903509526, now seen corresponding path program 1 times [2024-11-14 04:00:08,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:00:08,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828869766] [2024-11-14 04:00:08,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:00:08,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:00:08,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:00:09,064 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-14 04:00:09,065 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:00:09,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1828869766] [2024-11-14 04:00:09,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1828869766] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:00:09,066 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:00:09,066 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 04:00:09,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678368009] [2024-11-14 04:00:09,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:00:09,066 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 04:00:09,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:00:09,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 04:00:09,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 04:00:09,069 INFO L87 Difference]: Start difference. First operand 206 states and 250 transitions. Second operand has 4 states, 3 states have (on average 22.666666666666668) internal successors, (68), 4 states have internal predecessors, (68), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-14 04:00:10,860 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:00:12,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:00:14,868 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:00:16,944 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:00:18,949 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:00:20,961 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:00:22,964 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 [] [2024-11-14 04:00:23,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:00:23,864 INFO L93 Difference]: Finished difference Result 206 states and 250 transitions. [2024-11-14 04:00:23,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 04:00:23,868 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 22.666666666666668) internal successors, (68), 4 states have internal predecessors, (68), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 82 [2024-11-14 04:00:23,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:00:23,869 INFO L225 Difference]: With dead ends: 206 [2024-11-14 04:00:23,869 INFO L226 Difference]: Without dead ends: 205 [2024-11-14 04:00:23,870 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 [2024-11-14 04:00:23,870 INFO L432 NwaCegarLoop]: 143 mSDtfsCounter, 45 mSDsluCounter, 196 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 1 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 339 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:00:23,870 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 339 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 67 Invalid, 5 Unknown, 0 Unchecked, 14.8s Time] [2024-11-14 04:00:23,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2024-11-14 04:00:23,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 205. [2024-11-14 04:00:23,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205 states, 180 states have (on average 1.1722222222222223) internal successors, (211), 193 states have internal predecessors, (211), 19 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 10 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-14 04:00:23,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 249 transitions. [2024-11-14 04:00:23,885 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 249 transitions. Word has length 82 [2024-11-14 04:00:23,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:00:23,886 INFO L471 AbstractCegarLoop]: Abstraction has 205 states and 249 transitions. [2024-11-14 04:00:23,886 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 22.666666666666668) internal successors, (68), 4 states have internal predecessors, (68), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-14 04:00:23,886 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 249 transitions. [2024-11-14 04:00:23,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-14 04:00:23,887 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:00:23,887 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:00:23,887 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-14 04:00:23,888 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)] === [2024-11-14 04:00:23,888 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:00:23,892 INFO L85 PathProgramCache]: Analyzing trace with hash 2055977251, now seen corresponding path program 1 times [2024-11-14 04:00:23,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:00:23,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392389587] [2024-11-14 04:00:23,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:00:23,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:00:24,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:00:24,455 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-14 04:00:24,455 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:00:24,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392389587] [2024-11-14 04:00:24,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1392389587] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:00:24,455 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:00:24,455 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 04:00:24,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217435765] [2024-11-14 04:00:24,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:00:24,456 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 04:00:24,457 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:00:24,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 04:00:24,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 04:00:24,458 INFO L87 Difference]: Start difference. First operand 205 states and 249 transitions. Second operand has 4 states, 3 states have (on average 23.0) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-14 04:00:26,494 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 [] [2024-11-14 04:00:28,109 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:00:30,117 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:00:31,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:00:33,280 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:00:35,283 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:00:38,067 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-14 04:00:39,240 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-14 04:00:41,339 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:00:43,347 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:00:45,394 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:00:48,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:00:49,963 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-14 04:00:51,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:00:51,242 INFO L93 Difference]: Finished difference Result 243 states and 293 transitions. [2024-11-14 04:00:51,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 04:00:51,245 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 23.0) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 83 [2024-11-14 04:00:51,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:00:51,247 INFO L225 Difference]: With dead ends: 243 [2024-11-14 04:00:51,247 INFO L226 Difference]: Without dead ends: 242 [2024-11-14 04:00:51,248 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 [2024-11-14 04:00:51,249 INFO L432 NwaCegarLoop]: 153 mSDtfsCounter, 38 mSDsluCounter, 296 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 0 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 449 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:00:51,249 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 449 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 97 Invalid, 9 Unknown, 0 Unchecked, 26.8s Time] [2024-11-14 04:00:51,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2024-11-14 04:00:51,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 242. [2024-11-14 04:00:51,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 214 states have (on average 1.158878504672897) internal successors, (248), 227 states have internal predecessors, (248), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 13 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-14 04:00:51,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 292 transitions. [2024-11-14 04:00:51,266 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 292 transitions. Word has length 83 [2024-11-14 04:00:51,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:00:51,267 INFO L471 AbstractCegarLoop]: Abstraction has 242 states and 292 transitions. [2024-11-14 04:00:51,267 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 23.0) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-14 04:00:51,267 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 292 transitions. [2024-11-14 04:00:51,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-14 04:00:51,269 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:00:51,269 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:00:51,269 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-14 04:00:51,269 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-14 04:00:51,270 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:00:51,270 INFO L85 PathProgramCache]: Analyzing trace with hash -908073149, now seen corresponding path program 1 times [2024-11-14 04:00:51,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:00:51,270 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562022968] [2024-11-14 04:00:51,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:00:51,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:00:52,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:00:53,283 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-14 04:00:53,284 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:00:53,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [562022968] [2024-11-14 04:00:53,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [562022968] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:00:53,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [46723141] [2024-11-14 04:00:53,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:00:53,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:00:53,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc54584-8b02-49a9-84fe-18821361e999/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:00:53,287 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc54584-8b02-49a9-84fe-18821361e999/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:00:53,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc54584-8b02-49a9-84fe-18821361e999/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-14 04:00:55,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:00:55,916 INFO L255 TraceCheckSpWp]: Trace formula consists of 807 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 04:00:55,922 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:00:55,955 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-14 04:00:55,955 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:00:55,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [46723141] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:00:55,955 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 04:00:55,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 5 [2024-11-14 04:00:55,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894308439] [2024-11-14 04:00:55,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:00:55,956 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 04:00:55,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:00:55,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 04:00:55,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-14 04:00:55,957 INFO L87 Difference]: Start difference. First operand 242 states and 292 transitions. Second operand has 4 states, 3 states have (on average 24.666666666666668) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-14 04:00:57,990 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:00:59,993 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:01:01,996 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:01:04,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:01:06,008 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:01:08,014 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:01:10,252 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:01:12,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:01:14,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:01:16,279 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:01:18,283 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:01:20,291 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:01:22,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-14 04:01:24,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-14 04:01:24,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:01:24,710 INFO L93 Difference]: Finished difference Result 465 states and 575 transitions. [2024-11-14 04:01:24,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 04:01:24,714 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 24.666666666666668) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) Word has length 86 [2024-11-14 04:01:24,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:01:24,717 INFO L225 Difference]: With dead ends: 465 [2024-11-14 04:01:24,717 INFO L226 Difference]: Without dead ends: 244 [2024-11-14 04:01:24,717 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-14 04:01:24,718 INFO L432 NwaCegarLoop]: 147 mSDtfsCounter, 0 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 3 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 434 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:01:24,720 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 434 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 80 Invalid, 13 Unknown, 0 Unchecked, 28.7s Time] [2024-11-14 04:01:24,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2024-11-14 04:01:24,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 244. [2024-11-14 04:01:24,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 215 states have (on average 1.1627906976744187) internal successors, (250), 229 states have internal predecessors, (250), 22 states have call successors, (22), 2 states have call predecessors, (22), 3 states have return successors, (26), 13 states have call predecessors, (26), 22 states have call successors, (26) [2024-11-14 04:01:24,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 298 transitions. [2024-11-14 04:01:24,743 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 298 transitions. Word has length 86 [2024-11-14 04:01:24,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:01:24,744 INFO L471 AbstractCegarLoop]: Abstraction has 244 states and 298 transitions. [2024-11-14 04:01:24,744 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 24.666666666666668) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-14 04:01:24,744 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 298 transitions. [2024-11-14 04:01:24,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-14 04:01:24,748 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:01:24,748 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:01:24,783 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc54584-8b02-49a9-84fe-18821361e999/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-14 04:01:24,949 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc54584-8b02-49a9-84fe-18821361e999/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-11-14 04:01:24,949 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-14 04:01:24,949 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:01:24,949 INFO L85 PathProgramCache]: Analyzing trace with hash -766682197, now seen corresponding path program 1 times [2024-11-14 04:01:24,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:01:24,949 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048684456] [2024-11-14 04:01:24,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:01:24,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:01:27,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:01:27,841 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 3 proven. 16 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-14 04:01:27,841 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:01:27,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048684456] [2024-11-14 04:01:27,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1048684456] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:01:27,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1114420580] [2024-11-14 04:01:27,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:01:27,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:01:27,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc54584-8b02-49a9-84fe-18821361e999/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:01:27,845 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc54584-8b02-49a9-84fe-18821361e999/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:01:27,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dc54584-8b02-49a9-84fe-18821361e999/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-14 04:01:48,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:01:48,764 INFO L255 TraceCheckSpWp]: Trace formula consists of 867 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-14 04:01:48,769 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:01:48,857 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-14 04:01:48,857 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:01:49,023 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 8 proven. 11 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-14 04:01:49,024 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1114420580] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 04:01:49,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [693047020] [2024-11-14 04:01:49,051 INFO L159 IcfgInterpreter]: Started Sifa with 75 locations of interest [2024-11-14 04:01:49,052 INFO L166 IcfgInterpreter]: Building call graph [2024-11-14 04:01:49,055 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-14 04:01:49,060 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-14 04:01:49,061 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-14 04:03:05,698 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 148 for LOIs [2024-11-14 04:03:05,868 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-14 04:03:51,788 WARN L286 SmtUtils]: Spent 6.19s 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) [2024-11-14 04:04:00,617 WARN L286 SmtUtils]: Spent 5.43s 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) [2024-11-14 04:04:02,635 WARN L851 $PredicateComparison]: unable to prove that (and (<= |c_ULTIMATE.start_main_~i~0#1| 9) (= |c_ULTIMATE.start_main_~user~0#1.offset| 0) (let ((.cse23 (exists ((|v_#Ultimate.C_memset_#t~loopctr397_37| Int)) (and (<= 384 (mod |v_#Ultimate.C_memset_#t~loopctr397_37| 4294967296)) (<= 0 |v_#Ultimate.C_memset_#t~loopctr397_37|))))) (or (and (exists ((|v_#memory_$Pointer$.offset_798| (Array Int (Array Int Int))) (|v_#memory_int_852| (Array Int (Array Int Int))) (|v_#valid_104| (Array Int Int)) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_51| (Array Int (Array Int Int))) (|v_#length_56| (Array Int Int)) (|v_#memory_$Pointer$.base_798| (Array Int (Array Int Int))) (|v_#memory_int_231| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~malloc57#1.base_6| Int) (|v_#memory_$Pointer$.offset_BEFORE_CALL_86| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_234| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_232| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_233| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_232| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_233| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_234| (Array Int (Array Int Int))) (|v_#memory_int_230| (Array Int (Array Int Int)))) (let ((.cse15 (select (select |v_#memory_$Pointer$.base_233| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse16 (select (select |v_#memory_$Pointer$.offset_233| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse19 (select (select |v_#memory_$Pointer$.base_798| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse20 (+ 16 (select (select |v_#memory_$Pointer$.offset_798| |c_ULTIMATE.start_main_~user~0#1.base|) 8)))) (let ((.cse21 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_51| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse22 (select (select |v_#memory_$Pointer$.offset_BEFORE_CALL_86| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse8 (store |v_#memory_$Pointer$.offset_798| .cse19 (store (select |v_#memory_$Pointer$.offset_798| .cse19) .cse20 8))) (.cse11 (store |v_#memory_$Pointer$.base_798| .cse19 (store (select |v_#memory_$Pointer$.base_798| .cse19) .cse20 |c_ULTIMATE.start_main_~user~0#1.base|))) (.cse2 (store |v_#memory_$Pointer$.offset_233| .cse15 (store (select |v_#memory_$Pointer$.offset_233| .cse15) .cse16 0))) (.cse13 (store |v_#memory_$Pointer$.base_233| .cse15 (store (select |v_#memory_$Pointer$.base_233| .cse15) .cse16 |v_ULTIMATE.start_main_#t~malloc57#1.base_6|)))) (let ((.cse3 (select (select .cse13 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse4 (+ 40 (select (select .cse2 |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse0 (select (select |v_#memory_$Pointer$.base_232| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse1 (+ (select (select |v_#memory_$Pointer$.offset_232| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse9 (select (select .cse11 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse10 (+ (select (select .cse8 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4)) (.cse5 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_51| .cse21) .cse22)) (.cse12 (select (select |v_#memory_$Pointer$.offset_BEFORE_CALL_86| .cse21) .cse22)) (.cse6 (select (select |v_#memory_$Pointer$.base_234| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse7 (+ (select (select |v_#memory_$Pointer$.offset_234| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20))) (and (= (store |v_#memory_$Pointer$.offset_232| .cse0 (store (select |v_#memory_$Pointer$.offset_232| .cse0) .cse1 (select (select |v_#memory_$Pointer$.offset_234| .cse0) .cse1))) |v_#memory_$Pointer$.offset_234|) (= |c_#valid| (store |v_#valid_104| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1)) (= (select |v_#valid_104| |v_ULTIMATE.start_main_#t~malloc57#1.base_6|) 0) (= |v_#memory_$Pointer$.offset_BEFORE_CALL_86| (store .cse2 .cse3 (store (select .cse2 .cse3) .cse4 (select (select |v_#memory_$Pointer$.offset_BEFORE_CALL_86| .cse3) .cse4)))) (= |c_ULTIMATE.start_main_#t~mem63#1.base| .cse5) (= |c_#length| (store |v_#length_56| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 384)) (= (store |v_#memory_$Pointer$.base_234| .cse6 (store (select |v_#memory_$Pointer$.base_234| .cse6) .cse7 (select (select |v_#memory_$Pointer$.base_233| .cse6) .cse7))) |v_#memory_$Pointer$.base_233|) (not (= |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 0)) (= |v_#memory_$Pointer$.offset_232| (store .cse8 .cse9 (store (select .cse8 .cse9) .cse10 (select (select |v_#memory_$Pointer$.offset_232| .cse9) .cse10)))) (= (store .cse11 .cse9 (store (select .cse11 .cse9) .cse10 (select (select |v_#memory_$Pointer$.base_232| .cse9) .cse10))) |v_#memory_$Pointer$.base_232|) (= |c_ULTIMATE.start_main_#t~mem63#1.offset| .cse12) (= (store |v_#memory_$Pointer$.base_232| .cse0 (store (select |v_#memory_$Pointer$.base_232| .cse0) .cse1 (select (select |v_#memory_$Pointer$.base_234| .cse0) .cse1))) |v_#memory_$Pointer$.base_234|) (= (store .cse13 .cse3 (store (select .cse13 .cse3) .cse4 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_51| .cse3) .cse4))) |v_old(#memory_$Pointer$.base)_AFTER_CALL_51|) (= (let ((.cse14 (let ((.cse17 (let ((.cse18 (store |v_#memory_int_231| .cse9 (store (select |v_#memory_int_231| .cse9) .cse10 32)))) (store .cse18 .cse0 (store (select .cse18 .cse0) .cse1 5))))) (store .cse17 .cse6 (store (select .cse17 .cse6) .cse7 8))))) (store .cse14 .cse15 (store (select .cse14 .cse15) .cse16 (select (select |v_#memory_int_230| .cse15) .cse16)))) |v_#memory_int_230|) (or (not (= .cse5 0)) (not (= .cse12 0))) (= (store |v_#memory_$Pointer$.offset_234| .cse6 (store (select |v_#memory_$Pointer$.offset_234| .cse6) .cse7 (select (select |v_#memory_$Pointer$.offset_233| .cse6) .cse7))) |v_#memory_$Pointer$.offset_233|) (<= (+ |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1) |c_#StackHeapBarrier|) (= |v_#memory_int_231| (store |v_#memory_int_852| .cse19 (store (select |v_#memory_int_852| .cse19) .cse20 (select (select |v_#memory_int_231| .cse19) .cse20))))))))) .cse23) (and (exists ((|v_#memory_$Pointer$.offset_798| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_52| (Array Int (Array Int Int))) (|v_#memory_int_852| (Array Int (Array Int Int))) (|v_#valid_104| (Array Int Int)) (|v_#length_56| (Array Int Int)) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_52| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_798| (Array Int (Array Int Int))) (|v_#memory_int_231| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~malloc57#1.base_6| Int) (|v_#memory_$Pointer$.base_234| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_232| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_233| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_232| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_233| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_234| (Array Int (Array Int Int))) (|v_#memory_int_230| (Array Int (Array Int Int)))) (let ((.cse39 (select (select |v_#memory_$Pointer$.base_233| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse40 (select (select |v_#memory_$Pointer$.offset_233| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse43 (select (select |v_#memory_$Pointer$.base_798| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse44 (+ 16 (select (select |v_#memory_$Pointer$.offset_798| |c_ULTIMATE.start_main_~user~0#1.base|) 8)))) (let ((.cse30 (store |v_#memory_$Pointer$.offset_798| .cse43 (store (select |v_#memory_$Pointer$.offset_798| .cse43) .cse44 8))) (.cse36 (store |v_#memory_$Pointer$.base_798| .cse43 (store (select |v_#memory_$Pointer$.base_798| .cse43) .cse44 |c_ULTIMATE.start_main_~user~0#1.base|))) (.cse33 (store |v_#memory_$Pointer$.offset_233| .cse39 (store (select |v_#memory_$Pointer$.offset_233| .cse39) .cse40 0))) (.cse37 (store |v_#memory_$Pointer$.base_233| .cse39 (store (select |v_#memory_$Pointer$.base_233| .cse39) .cse40 |v_ULTIMATE.start_main_#t~malloc57#1.base_6|))) (.cse45 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_52| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse46 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_52| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (let ((.cse26 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_52| .cse45) .cse46)) (.cse34 (select (select .cse37 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse35 (+ 40 (select (select .cse33 |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse24 (select (select |v_#memory_$Pointer$.base_232| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse25 (+ (select (select |v_#memory_$Pointer$.offset_232| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse31 (select (select .cse36 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse32 (+ (select (select .cse30 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4)) (.cse28 (select (select |v_#memory_$Pointer$.base_234| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse29 (+ (select (select |v_#memory_$Pointer$.offset_234| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20)) (.cse27 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_52| .cse45) .cse46))) (and (= (store |v_#memory_$Pointer$.offset_232| .cse24 (store (select |v_#memory_$Pointer$.offset_232| .cse24) .cse25 (select (select |v_#memory_$Pointer$.offset_234| .cse24) .cse25))) |v_#memory_$Pointer$.offset_234|) (= |c_ULTIMATE.start_main_#t~mem63#1.base| .cse26) (= |c_#valid| (store |v_#valid_104| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1)) (= (select |v_#valid_104| |v_ULTIMATE.start_main_#t~malloc57#1.base_6|) 0) (or (not (= .cse26 0)) (not (= .cse27 0))) (= |c_#length| (store |v_#length_56| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 384)) (= (store |v_#memory_$Pointer$.base_234| .cse28 (store (select |v_#memory_$Pointer$.base_234| .cse28) .cse29 (select (select |v_#memory_$Pointer$.base_233| .cse28) .cse29))) |v_#memory_$Pointer$.base_233|) (not (= |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 0)) (= |v_#memory_$Pointer$.offset_232| (store .cse30 .cse31 (store (select .cse30 .cse31) .cse32 (select (select |v_#memory_$Pointer$.offset_232| .cse31) .cse32)))) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_52| (store .cse33 .cse34 (store (select .cse33 .cse34) .cse35 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_52| .cse34) .cse35)))) (= (store .cse36 .cse31 (store (select .cse36 .cse31) .cse32 (select (select |v_#memory_$Pointer$.base_232| .cse31) .cse32))) |v_#memory_$Pointer$.base_232|) (= (store |v_#memory_$Pointer$.base_232| .cse24 (store (select |v_#memory_$Pointer$.base_232| .cse24) .cse25 (select (select |v_#memory_$Pointer$.base_234| .cse24) .cse25))) |v_#memory_$Pointer$.base_234|) (= (store .cse37 .cse34 (store (select .cse37 .cse34) .cse35 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_52| .cse34) .cse35))) |v_old(#memory_$Pointer$.base)_AFTER_CALL_52|) (= (let ((.cse38 (let ((.cse41 (let ((.cse42 (store |v_#memory_int_231| .cse31 (store (select |v_#memory_int_231| .cse31) .cse32 32)))) (store .cse42 .cse24 (store (select .cse42 .cse24) .cse25 5))))) (store .cse41 .cse28 (store (select .cse41 .cse28) .cse29 8))))) (store .cse38 .cse39 (store (select .cse38 .cse39) .cse40 (select (select |v_#memory_int_230| .cse39) .cse40)))) |v_#memory_int_230|) (= (store |v_#memory_$Pointer$.offset_234| .cse28 (store (select |v_#memory_$Pointer$.offset_234| .cse28) .cse29 (select (select |v_#memory_$Pointer$.offset_233| .cse28) .cse29))) |v_#memory_$Pointer$.offset_233|) (<= (+ |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1) |c_#StackHeapBarrier|) (= |c_ULTIMATE.start_main_#t~mem63#1.offset| .cse27) (= |v_#memory_int_231| (store |v_#memory_int_852| .cse43 (store (select |v_#memory_int_852| .cse43) .cse44 (select (select |v_#memory_int_231| .cse43) .cse44))))))))) .cse23)))) is different from false [2024-11-14 04:04:54,670 WARN L286 SmtUtils]: Spent 18.29s 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) [2024-11-14 04:10:50,573 WARN L286 SmtUtils]: Spent 3.47m 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)