/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--abituguru3.ko-main.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 01:07:37,305 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 01:07:37,308 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 01:07:37,326 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 01:07:37,326 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 01:07:37,328 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 01:07:37,330 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 01:07:37,340 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 01:07:37,344 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 01:07:37,347 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 01:07:37,349 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 01:07:37,350 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 01:07:37,351 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 01:07:37,352 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 01:07:37,355 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 01:07:37,356 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 01:07:37,358 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 01:07:37,359 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 01:07:37,360 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 01:07:37,365 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 01:07:37,370 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 01:07:37,376 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 01:07:37,377 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 01:07:37,377 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 01:07:37,380 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 01:07:37,383 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 01:07:37,384 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 01:07:37,385 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 01:07:37,385 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 01:07:37,386 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 01:07:37,386 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 01:07:37,387 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 01:07:37,387 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 01:07:37,387 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 01:07:37,388 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 01:07:37,389 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 01:07:37,389 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 01:07:37,404 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 01:07:37,405 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 01:07:37,406 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 01:07:37,406 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 01:07:37,406 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 01:07:37,406 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 01:07:37,406 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 01:07:37,407 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 01:07:37,407 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 01:07:37,407 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 01:07:37,407 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 01:07:37,407 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 01:07:37,408 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 01:07:37,408 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 01:07:37,408 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 01:07:37,409 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 01:07:37,409 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 01:07:37,409 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 01:07:37,410 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 01:07:37,410 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 01:07:37,410 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 01:07:37,410 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 01:07:37,410 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 01:07:37,411 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 01:07:37,411 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 01:07:37,411 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 01:07:37,411 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 01:07:37,411 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 01:07:37,412 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 01:07:37,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 01:07:37,412 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 01:07:37,412 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 01:07:37,413 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 01:07:37,413 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 01:07:37,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 01:07:37,413 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 01:07:37,413 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 01:07:37,414 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 01:07:37,678 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 01:07:37,695 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 01:07:37,699 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 01:07:37,700 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 01:07:37,701 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 01:07:37,701 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--abituguru3.ko-main.cil.out.i [2019-11-24 01:07:37,769 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a4753218/4d71c1d169964c06be2902662023d944/FLAG7d7602bd5 [2019-11-24 01:07:38,475 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 01:07:38,476 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--abituguru3.ko-main.cil.out.i [2019-11-24 01:07:38,508 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a4753218/4d71c1d169964c06be2902662023d944/FLAG7d7602bd5 [2019-11-24 01:07:38,636 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a4753218/4d71c1d169964c06be2902662023d944 [2019-11-24 01:07:38,644 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 01:07:38,645 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 01:07:38,646 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 01:07:38,647 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 01:07:38,650 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 01:07:38,651 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:07:38" (1/1) ... [2019-11-24 01:07:38,655 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5835df53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:07:38, skipping insertion in model container [2019-11-24 01:07:38,655 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:07:38" (1/1) ... [2019-11-24 01:07:38,665 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 01:07:38,769 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 01:07:39,875 WARN L612 FunctionHandler]: implicit declaration of function ldv_malloc [2019-11-24 01:07:39,897 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 01:07:40,036 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 01:07:40,302 WARN L612 FunctionHandler]: implicit declaration of function ldv_malloc [2019-11-24 01:07:40,308 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 01:07:40,562 INFO L208 MainTranslator]: Completed translation [2019-11-24 01:07:40,563 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:07:40 WrapperNode [2019-11-24 01:07:40,563 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 01:07:40,563 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 01:07:40,564 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 01:07:40,564 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 01:07:40,570 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:07:40" (1/1) ... [2019-11-24 01:07:40,673 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:07:40" (1/1) ... [2019-11-24 01:07:40,974 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 01:07:40,975 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 01:07:40,975 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 01:07:40,975 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 01:07:40,988 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:07:40" (1/1) ... [2019-11-24 01:07:40,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:07:40" (1/1) ... [2019-11-24 01:07:41,034 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:07:40" (1/1) ... [2019-11-24 01:07:41,035 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:07:40" (1/1) ... [2019-11-24 01:07:41,285 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:07:40" (1/1) ... [2019-11-24 01:07:41,319 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:07:40" (1/1) ... [2019-11-24 01:07:41,355 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:07:40" (1/1) ... [2019-11-24 01:07:41,397 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 01:07:41,398 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 01:07:41,398 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 01:07:41,399 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 01:07:41,403 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:07:40" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 01:07:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-24 01:07:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-11-24 01:07:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-24 01:07:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-24 01:07:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 01:07:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-24 01:07:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-24 01:07:41,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-24 01:07:41,475 INFO L130 BoogieDeclarations]: Found specification of procedure strcspn [2019-11-24 01:07:41,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 01:07:41,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 01:07:41,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 01:09:15,862 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 01:09:15,862 INFO L284 CfgBuilder]: Removed 1099 assume(true) statements. [2019-11-24 01:09:15,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:09:15 BoogieIcfgContainer [2019-11-24 01:09:15,864 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 01:09:15,865 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-24 01:09:15,865 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-24 01:09:15,868 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-24 01:09:15,868 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 01:07:38" (1/3) ... [2019-11-24 01:09:15,869 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4395969c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:09:15, skipping insertion in model container [2019-11-24 01:09:15,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:07:40" (2/3) ... [2019-11-24 01:09:15,869 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4395969c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:09:15, skipping insertion in model container [2019-11-24 01:09:15,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:09:15" (3/3) ... [2019-11-24 01:09:15,871 INFO L109 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--hwmon--abituguru3.ko-main.cil.out.i [2019-11-24 01:09:15,879 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-24 01:09:15,886 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 11 error locations. [2019-11-24 01:09:15,894 INFO L249 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2019-11-24 01:09:15,921 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-24 01:09:15,922 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-24 01:09:15,922 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-24 01:09:15,922 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-24 01:09:15,922 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-24 01:09:15,922 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-24 01:09:15,922 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-24 01:09:15,922 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-24 01:09:15,949 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states. [2019-11-24 01:09:15,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-24 01:09:15,956 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 01:09:15,957 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 01:09:15,957 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 01:09:15,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 01:09:15,964 INFO L82 PathProgramCache]: Analyzing trace with hash 1956318589, now seen corresponding path program 1 times [2019-11-24 01:09:15,974 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 01:09:15,974 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068051370] [2019-11-24 01:09:15,974 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 01:09:16,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat