./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version fcb8e130 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f51fd7a7e803b337407ebecb084bc416ae9c8b7a3d33ff72a0e0702d21471e83 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-fcb8e13 [2021-11-22 20:53:48,019 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 20:53:48,021 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 20:53:48,047 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 20:53:48,050 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 20:53:48,054 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 20:53:48,056 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 20:53:48,060 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 20:53:48,062 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 20:53:48,066 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 20:53:48,067 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 20:53:48,068 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 20:53:48,068 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 20:53:48,070 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 20:53:48,071 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 20:53:48,073 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 20:53:48,075 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 20:53:48,075 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 20:53:48,077 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 20:53:48,081 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 20:53:48,084 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 20:53:48,085 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 20:53:48,085 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 20:53:48,086 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 20:53:48,088 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 20:53:48,089 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 20:53:48,089 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 20:53:48,089 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 20:53:48,090 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 20:53:48,091 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 20:53:48,091 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 20:53:48,092 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 20:53:48,093 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 20:53:48,094 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 20:53:48,095 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 20:53:48,095 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 20:53:48,095 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 20:53:48,095 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 20:53:48,095 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 20:53:48,096 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 20:53:48,096 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 20:53:48,097 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-22 20:53:48,134 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 20:53:48,135 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 20:53:48,135 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 20:53:48,135 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 20:53:48,136 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 20:53:48,137 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 20:53:48,137 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 20:53:48,137 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 20:53:48,137 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 20:53:48,137 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 20:53:48,138 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 20:53:48,138 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 20:53:48,138 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 20:53:48,138 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 20:53:48,138 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 20:53:48,139 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 20:53:48,139 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 20:53:48,139 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 20:53:48,139 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 20:53:48,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 20:53:48,139 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 20:53:48,139 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 20:53:48,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 20:53:48,140 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 20:53:48,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 20:53:48,140 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 20:53:48,140 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-22 20:53:48,140 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 20:53:48,140 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 20:53:48,141 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f51fd7a7e803b337407ebecb084bc416ae9c8b7a3d33ff72a0e0702d21471e83 [2021-11-22 20:53:48,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 20:53:48,314 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 20:53:48,316 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 20:53:48,317 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 20:53:48,319 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 20:53:48,320 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i [2021-11-22 20:53:48,375 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98b9b6004/a324c635654e42798769a7cd3d18cc37/FLAG0103903f7 [2021-11-22 20:53:48,965 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 20:53:48,966 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i [2021-11-22 20:53:49,001 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98b9b6004/a324c635654e42798769a7cd3d18cc37/FLAG0103903f7 [2021-11-22 20:53:49,394 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/98b9b6004/a324c635654e42798769a7cd3d18cc37 [2021-11-22 20:53:49,397 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 20:53:49,398 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 20:53:49,401 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 20:53:49,401 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 20:53:49,403 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 20:53:49,403 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 08:53:49" (1/1) ... [2021-11-22 20:53:49,405 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46b2c86e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:53:49, skipping insertion in model container [2021-11-22 20:53:49,405 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 08:53:49" (1/1) ... [2021-11-22 20:53:49,409 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 20:53:49,481 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 20:53:50,377 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i[221005,221018] [2021-11-22 20:53:50,403 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 20:53:50,426 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 20:53:50,639 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i[221005,221018] [2021-11-22 20:53:50,645 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 20:53:50,768 INFO L208 MainTranslator]: Completed translation [2021-11-22 20:53:50,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:53:50 WrapperNode [2021-11-22 20:53:50,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 20:53:50,770 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 20:53:50,770 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 20:53:50,770 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 20:53:50,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:53:50" (1/1) ... [2021-11-22 20:53:50,856 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:53:50" (1/1) ... [2021-11-22 20:53:51,027 INFO L137 Inliner]: procedures = 200, calls = 1489, calls flagged for inlining = 438, calls inlined = 466, statements flattened = 5407 [2021-11-22 20:53:51,027 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 20:53:51,028 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 20:53:51,028 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 20:53:51,028 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 20:53:51,034 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:53:50" (1/1) ... [2021-11-22 20:53:51,034 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:53:50" (1/1) ... [2021-11-22 20:53:51,052 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:53:50" (1/1) ... [2021-11-22 20:53:51,053 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:53:50" (1/1) ... [2021-11-22 20:53:51,122 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:53:50" (1/1) ... [2021-11-22 20:53:51,141 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:53:50" (1/1) ... [2021-11-22 20:53:51,158 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:53:50" (1/1) ... [2021-11-22 20:53:51,181 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 20:53:51,182 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 20:53:51,182 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 20:53:51,183 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 20:53:51,183 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:53:50" (1/1) ... [2021-11-22 20:53:51,188 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 20:53:51,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-22 20:53:51,209 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-22 20:53:51,222 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-22 20:53:51,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-22 20:53:51,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-22 20:53:51,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 20:53:51,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-22 20:53:51,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 20:53:51,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-22 20:53:51,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-22 20:53:51,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-22 20:53:51,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 20:53:51,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 20:53:51,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 20:53:51,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 20:53:51,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-22 20:53:51,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 20:53:51,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 20:53:51,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 20:53:51,657 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 20:53:51,658 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 20:53:51,670 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-22 20:53:51,698 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-22 20:53:51,710 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-22 20:53:51,710 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-22 20:53:51,712 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-22 20:53:51,712 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-22 20:53:51,726 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-22 20:53:54,367 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##644: assume !false; [2021-11-22 20:53:54,367 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##643: assume false; [2021-11-22 20:53:54,367 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##320: assume false; [2021-11-22 20:53:54,367 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##321: assume !false; [2021-11-22 20:53:54,367 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##375: assume !false; [2021-11-22 20:53:54,368 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##374: assume false; [2021-11-22 20:53:54,368 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##381: assume !false; [2021-11-22 20:53:54,368 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##380: assume false; [2021-11-22 20:53:54,368 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##335: assume !false; [2021-11-22 20:53:54,368 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##334: assume false; [2021-11-22 20:53:54,368 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2021-11-22 20:53:54,368 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2021-11-22 20:53:54,368 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##164: assume !false;call ULTIMATE.dealloc(fst_ioctl_~#wrthdr~0#1.base, fst_ioctl_~#wrthdr~0#1.offset);havoc fst_ioctl_~#wrthdr~0#1.base, fst_ioctl_~#wrthdr~0#1.offset;call ULTIMATE.dealloc(fst_ioctl_~#info~0#1.base, fst_ioctl_~#info~0#1.offset);havoc fst_ioctl_~#info~0#1.base, fst_ioctl_~#info~0#1.offset; [2021-11-22 20:53:54,369 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##163: assume false; [2021-11-22 20:53:54,369 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 20:53:54,383 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 20:53:54,384 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-22 20:53:54,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 08:53:54 BoogieIcfgContainer [2021-11-22 20:53:54,386 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 20:53:54,388 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-22 20:53:54,388 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-22 20:53:54,390 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-22 20:53:54,391 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 08:53:49" (1/3) ... [2021-11-22 20:53:54,391 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fe25b22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 08:53:54, skipping insertion in model container [2021-11-22 20:53:54,391 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:53:50" (2/3) ... [2021-11-22 20:53:54,392 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fe25b22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 08:53:54, skipping insertion in model container [2021-11-22 20:53:54,392 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 08:53:54" (3/3) ... [2021-11-22 20:53:54,393 INFO L111 eAbstractionObserver]: Analyzing ICFG module_get_put-drivers-net-wan-farsync.ko.cil.out.i [2021-11-22 20:53:54,396 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-22 20:53:54,396 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-22 20:53:54,438 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-22 20:53:54,445 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-22 20:53:54,445 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-22 20:53:54,475 INFO L276 IsEmpty]: Start isEmpty. Operand has 882 states, 878 states have (on average 1.315489749430524) internal successors, (1155), 881 states have internal predecessors, (1155), 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) [2021-11-22 20:53:54,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-22 20:53:54,479 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 20:53:54,479 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 20:53:54,480 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 20:53:54,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 20:53:54,483 INFO L85 PathProgramCache]: Analyzing trace with hash 768663575, now seen corresponding path program 1 times [2021-11-22 20:53:54,490 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 20:53:54,490 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533067087] [2021-11-22 20:53:54,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:53:54,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 20:53:54,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 20:53:54,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 20:53:54,781 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 20:53:54,782 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533067087] [2021-11-22 20:53:54,782 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533067087] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 20:53:54,782 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 20:53:54,782 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 20:53:54,783 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664530967] [2021-11-22 20:53:54,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 20:53:54,786 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 20:53:54,786 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 20:53:54,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 20:53:54,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 20:53:54,838 INFO L87 Difference]: Start difference. First operand has 882 states, 878 states have (on average 1.315489749430524) internal successors, (1155), 881 states have internal predecessors, (1155), 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) Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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) [2021-11-22 20:53:54,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 20:53:54,964 INFO L93 Difference]: Finished difference Result 1758 states and 2304 transitions. [2021-11-22 20:53:54,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 20:53:54,966 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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 13 [2021-11-22 20:53:54,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 20:53:54,978 INFO L225 Difference]: With dead ends: 1758 [2021-11-22 20:53:54,978 INFO L226 Difference]: Without dead ends: 877 [2021-11-22 20:53:54,983 INFO L932 BasicCegarLoop]: 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 [2021-11-22 20:53:54,994 INFO L933 BasicCegarLoop]: 1141 mSDtfsCounter, 1 mSDsluCounter, 1139 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 2280 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 20:53:54,995 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 2280 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 20:53:55,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 877 states. [2021-11-22 20:53:55,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 877 to 876. [2021-11-22 20:53:55,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 876 states, 873 states have (on average 1.3058419243986255) internal successors, (1140), 875 states have internal predecessors, (1140), 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) [2021-11-22 20:53:55,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 876 states and 1140 transitions. [2021-11-22 20:53:55,064 INFO L78 Accepts]: Start accepts. Automaton has 876 states and 1140 transitions. Word has length 13 [2021-11-22 20:53:55,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 20:53:55,064 INFO L470 AbstractCegarLoop]: Abstraction has 876 states and 1140 transitions. [2021-11-22 20:53:55,065 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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) [2021-11-22 20:53:55,066 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1140 transitions. [2021-11-22 20:53:55,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 20:53:55,067 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 20:53:55,067 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 20:53:55,067 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-22 20:53:55,068 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 20:53:55,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 20:53:55,069 INFO L85 PathProgramCache]: Analyzing trace with hash 312685075, now seen corresponding path program 1 times [2021-11-22 20:53:55,069 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 20:53:55,069 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005374058] [2021-11-22 20:53:55,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:53:55,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 20:53:55,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 20:53:55,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 20:53:55,195 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 20:53:55,196 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2005374058] [2021-11-22 20:53:55,197 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2005374058] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 20:53:55,199 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2001348942] [2021-11-22 20:53:55,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:53:55,200 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 20:53:55,200 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-22 20:53:55,202 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 20:53:55,216 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-22 20:53:55,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 20:53:55,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 942 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 20:53:55,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 20:53:55,582 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 20:53:55,582 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-22 20:53:55,582 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2001348942] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 20:53:55,583 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-22 20:53:55,583 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2021-11-22 20:53:55,583 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902242314] [2021-11-22 20:53:55,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 20:53:55,584 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 20:53:55,584 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 20:53:55,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 20:53:55,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-22 20:53:55,585 INFO L87 Difference]: Start difference. First operand 876 states and 1140 transitions. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 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) [2021-11-22 20:53:55,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 20:53:55,627 INFO L93 Difference]: Finished difference Result 2600 states and 3389 transitions. [2021-11-22 20:53:55,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 20:53:55,627 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 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 15 [2021-11-22 20:53:55,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 20:53:55,633 INFO L225 Difference]: With dead ends: 2600 [2021-11-22 20:53:55,633 INFO L226 Difference]: Without dead ends: 1731 [2021-11-22 20:53:55,635 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-22 20:53:55,635 INFO L933 BasicCegarLoop]: 1136 mSDtfsCounter, 1119 mSDsluCounter, 1118 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1119 SdHoareTripleChecker+Valid, 2254 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 20:53:55,636 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1119 Valid, 2254 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 20:53:55,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1731 states. [2021-11-22 20:53:55,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1731 to 1727. [2021-11-22 20:53:55,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1727 states, 1724 states have (on average 1.304524361948956) internal successors, (2249), 1726 states have internal predecessors, (2249), 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) [2021-11-22 20:53:55,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 1727 states and 2249 transitions. [2021-11-22 20:53:55,672 INFO L78 Accepts]: Start accepts. Automaton has 1727 states and 2249 transitions. Word has length 15 [2021-11-22 20:53:55,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 20:53:55,673 INFO L470 AbstractCegarLoop]: Abstraction has 1727 states and 2249 transitions. [2021-11-22 20:53:55,673 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 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) [2021-11-22 20:53:55,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 2249 transitions. [2021-11-22 20:53:55,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-22 20:53:55,674 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 20:53:55,674 INFO L514 BasicCegarLoop]: 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] [2021-11-22 20:53:55,703 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-22 20:53:55,887 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 20:53:55,888 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 20:53:55,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 20:53:55,888 INFO L85 PathProgramCache]: Analyzing trace with hash -830380206, now seen corresponding path program 1 times [2021-11-22 20:53:55,888 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 20:53:55,888 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690905181] [2021-11-22 20:53:55,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:53:55,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 20:53:55,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 20:53:55,983 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 20:53:55,984 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 20:53:55,985 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690905181] [2021-11-22 20:53:55,985 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [690905181] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 20:53:55,985 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1180568396] [2021-11-22 20:53:55,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:53:55,985 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 20:53:55,985 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-22 20:53:55,992 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 20:53:56,008 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-22 20:53:56,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 20:53:56,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 1065 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 20:53:56,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 20:53:56,396 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 20:53:56,396 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 20:53:56,459 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 20:53:56,459 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1180568396] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 20:53:56,459 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-22 20:53:56,459 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2021-11-22 20:53:56,460 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910179610] [2021-11-22 20:53:56,460 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-22 20:53:56,460 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-22 20:53:56,460 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 20:53:56,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-22 20:53:56,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-11-22 20:53:56,461 INFO L87 Difference]: Start difference. First operand 1727 states and 2249 transitions. Second operand has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 7 states have internal predecessors, (36), 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) [2021-11-22 20:53:56,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 20:53:56,504 INFO L93 Difference]: Finished difference Result 3454 states and 4500 transitions. [2021-11-22 20:53:56,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 20:53:56,505 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 7 states have internal predecessors, (36), 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 29 [2021-11-22 20:53:56,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 20:53:56,510 INFO L225 Difference]: With dead ends: 3454 [2021-11-22 20:53:56,510 INFO L226 Difference]: Without dead ends: 1733 [2021-11-22 20:53:56,512 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-11-22 20:53:56,514 INFO L933 BasicCegarLoop]: 1136 mSDtfsCounter, 6 mSDsluCounter, 1134 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 2270 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 20:53:56,515 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 2270 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 20:53:56,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1733 states. [2021-11-22 20:53:56,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1733 to 1733. [2021-11-22 20:53:56,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1733 states, 1730 states have (on average 1.3034682080924855) internal successors, (2255), 1732 states have internal predecessors, (2255), 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) [2021-11-22 20:53:56,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 1733 states and 2255 transitions. [2021-11-22 20:53:56,548 INFO L78 Accepts]: Start accepts. Automaton has 1733 states and 2255 transitions. Word has length 29 [2021-11-22 20:53:56,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 20:53:56,548 INFO L470 AbstractCegarLoop]: Abstraction has 1733 states and 2255 transitions. [2021-11-22 20:53:56,548 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 7 states have internal predecessors, (36), 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) [2021-11-22 20:53:56,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1733 states and 2255 transitions. [2021-11-22 20:53:56,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-22 20:53:56,553 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 20:53:56,553 INFO L514 BasicCegarLoop]: 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] [2021-11-22 20:53:56,572 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-22 20:53:56,772 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-11-22 20:53:56,773 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 20:53:56,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 20:53:56,773 INFO L85 PathProgramCache]: Analyzing trace with hash 2060585030, now seen corresponding path program 2 times [2021-11-22 20:53:56,773 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 20:53:56,773 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241853727] [2021-11-22 20:53:56,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:53:56,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 20:53:56,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 20:53:56,856 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 20:53:56,856 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 20:53:56,856 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [241853727] [2021-11-22 20:53:56,856 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [241853727] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 20:53:56,856 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 20:53:56,856 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-22 20:53:56,857 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163271842] [2021-11-22 20:53:56,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 20:53:56,857 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-22 20:53:56,857 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 20:53:56,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-22 20:53:56,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-22 20:53:56,858 INFO L87 Difference]: Start difference. First operand 1733 states and 2255 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 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) [2021-11-22 20:53:56,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 20:53:56,987 INFO L93 Difference]: Finished difference Result 5529 states and 7247 transitions. [2021-11-22 20:53:56,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 20:53:56,988 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 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 35 [2021-11-22 20:53:56,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 20:53:56,999 INFO L225 Difference]: With dead ends: 5529 [2021-11-22 20:53:57,000 INFO L226 Difference]: Without dead ends: 3814 [2021-11-22 20:53:57,002 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-22 20:53:57,003 INFO L933 BasicCegarLoop]: 2103 mSDtfsCounter, 3870 mSDsluCounter, 5311 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3870 SdHoareTripleChecker+Valid, 7414 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 20:53:57,003 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3870 Valid, 7414 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 20:53:57,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3814 states. [2021-11-22 20:53:57,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3814 to 1618. [2021-11-22 20:53:57,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1618 states, 1615 states have (on average 1.3089783281733747) internal successors, (2114), 1617 states have internal predecessors, (2114), 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) [2021-11-22 20:53:57,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 1618 states and 2114 transitions. [2021-11-22 20:53:57,050 INFO L78 Accepts]: Start accepts. Automaton has 1618 states and 2114 transitions. Word has length 35 [2021-11-22 20:53:57,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 20:53:57,050 INFO L470 AbstractCegarLoop]: Abstraction has 1618 states and 2114 transitions. [2021-11-22 20:53:57,050 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 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) [2021-11-22 20:53:57,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1618 states and 2114 transitions. [2021-11-22 20:53:57,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-22 20:53:57,051 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 20:53:57,051 INFO L514 BasicCegarLoop]: 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] [2021-11-22 20:53:57,051 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-22 20:53:57,051 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 20:53:57,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 20:53:57,052 INFO L85 PathProgramCache]: Analyzing trace with hash -1936372692, now seen corresponding path program 1 times [2021-11-22 20:53:57,052 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 20:53:57,052 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [578277631] [2021-11-22 20:53:57,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:53:57,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 20:53:57,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 20:53:57,116 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 20:53:57,116 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 20:53:57,116 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [578277631] [2021-11-22 20:53:57,116 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [578277631] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 20:53:57,116 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 20:53:57,116 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 20:53:57,117 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375108101] [2021-11-22 20:53:57,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 20:53:57,117 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-22 20:53:57,117 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 20:53:57,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-22 20:53:57,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-22 20:53:57,118 INFO L87 Difference]: Start difference. First operand 1618 states and 2114 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 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) [2021-11-22 20:53:57,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 20:53:57,187 INFO L93 Difference]: Finished difference Result 2485 states and 3242 transitions. [2021-11-22 20:53:57,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-22 20:53:57,187 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 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 37 [2021-11-22 20:53:57,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 20:53:57,194 INFO L225 Difference]: With dead ends: 2485 [2021-11-22 20:53:57,194 INFO L226 Difference]: Without dead ends: 2481 [2021-11-22 20:53:57,195 INFO L932 BasicCegarLoop]: 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 [2021-11-22 20:53:57,195 INFO L933 BasicCegarLoop]: 2095 mSDtfsCounter, 2069 mSDsluCounter, 2247 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2069 SdHoareTripleChecker+Valid, 4342 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 20:53:57,196 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2069 Valid, 4342 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 20:53:57,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2481 states. [2021-11-22 20:53:57,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2481 to 2472. [2021-11-22 20:53:57,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2472 states, 2469 states have (on average 1.3086269744835966) internal successors, (3231), 2471 states have internal predecessors, (3231), 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) [2021-11-22 20:53:57,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2472 states to 2472 states and 3231 transitions. [2021-11-22 20:53:57,262 INFO L78 Accepts]: Start accepts. Automaton has 2472 states and 3231 transitions. Word has length 37 [2021-11-22 20:53:57,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 20:53:57,262 INFO L470 AbstractCegarLoop]: Abstraction has 2472 states and 3231 transitions. [2021-11-22 20:53:57,262 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 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) [2021-11-22 20:53:57,263 INFO L276 IsEmpty]: Start isEmpty. Operand 2472 states and 3231 transitions. [2021-11-22 20:53:57,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-22 20:53:57,263 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 20:53:57,264 INFO L514 BasicCegarLoop]: 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] [2021-11-22 20:53:57,264 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-22 20:53:57,264 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 20:53:57,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 20:53:57,264 INFO L85 PathProgramCache]: Analyzing trace with hash -1084737236, now seen corresponding path program 1 times [2021-11-22 20:53:57,265 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 20:53:57,265 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250070834] [2021-11-22 20:53:57,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:53:57,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 20:53:57,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 20:53:57,350 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 20:53:57,350 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 20:53:57,350 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1250070834] [2021-11-22 20:53:57,350 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1250070834] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 20:53:57,351 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 20:53:57,352 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-22 20:53:57,352 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898351648] [2021-11-22 20:53:57,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 20:53:57,353 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-22 20:53:57,353 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 20:53:57,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-22 20:53:57,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-22 20:53:57,354 INFO L87 Difference]: Start difference. First operand 2472 states and 3231 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 20:53:57,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 20:53:57,480 INFO L93 Difference]: Finished difference Result 5657 states and 7410 transitions. [2021-11-22 20:53:57,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 20:53:57,481 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 40 [2021-11-22 20:53:57,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 20:53:57,492 INFO L225 Difference]: With dead ends: 5657 [2021-11-22 20:53:57,492 INFO L226 Difference]: Without dead ends: 3936 [2021-11-22 20:53:57,496 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-22 20:53:57,497 INFO L933 BasicCegarLoop]: 2096 mSDtfsCounter, 3352 mSDsluCounter, 2964 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3352 SdHoareTripleChecker+Valid, 5060 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 20:53:57,497 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3352 Valid, 5060 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 20:53:57,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3936 states. [2021-11-22 20:53:57,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3936 to 2472. [2021-11-22 20:53:57,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2472 states, 2469 states have (on average 1.3078169299311462) internal successors, (3229), 2471 states have internal predecessors, (3229), 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) [2021-11-22 20:53:57,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2472 states to 2472 states and 3229 transitions. [2021-11-22 20:53:57,565 INFO L78 Accepts]: Start accepts. Automaton has 2472 states and 3229 transitions. Word has length 40 [2021-11-22 20:53:57,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 20:53:57,565 INFO L470 AbstractCegarLoop]: Abstraction has 2472 states and 3229 transitions. [2021-11-22 20:53:57,565 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 20:53:57,565 INFO L276 IsEmpty]: Start isEmpty. Operand 2472 states and 3229 transitions. [2021-11-22 20:53:57,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-22 20:53:57,566 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 20:53:57,566 INFO L514 BasicCegarLoop]: 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] [2021-11-22 20:53:57,566 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-22 20:53:57,566 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 20:53:57,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 20:53:57,567 INFO L85 PathProgramCache]: Analyzing trace with hash 77494102, now seen corresponding path program 1 times [2021-11-22 20:53:57,567 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 20:53:57,567 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345157914] [2021-11-22 20:53:57,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:53:57,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 20:53:57,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 20:53:57,632 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 20:53:57,633 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 20:53:57,633 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345157914] [2021-11-22 20:53:57,633 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [345157914] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 20:53:57,633 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 20:53:57,633 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-22 20:53:57,633 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562532946] [2021-11-22 20:53:57,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 20:53:57,634 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-22 20:53:57,634 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 20:53:57,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-22 20:53:57,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-22 20:53:57,634 INFO L87 Difference]: Start difference. First operand 2472 states and 3229 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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) [2021-11-22 20:53:57,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 20:53:57,861 INFO L93 Difference]: Finished difference Result 8874 states and 11698 transitions. [2021-11-22 20:53:57,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 20:53:57,861 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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 43 [2021-11-22 20:53:57,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 20:53:57,880 INFO L225 Difference]: With dead ends: 8874 [2021-11-22 20:53:57,880 INFO L226 Difference]: Without dead ends: 6420 [2021-11-22 20:53:57,885 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-11-22 20:53:57,886 INFO L933 BasicCegarLoop]: 1137 mSDtfsCounter, 3813 mSDsluCounter, 3789 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3813 SdHoareTripleChecker+Valid, 4926 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 20:53:57,886 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3813 Valid, 4926 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 62 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 20:53:57,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6420 states. [2021-11-22 20:53:58,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6420 to 6372. [2021-11-22 20:53:58,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6372 states, 6369 states have (on average 1.321557544355472) internal successors, (8417), 6371 states have internal predecessors, (8417), 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) [2021-11-22 20:53:58,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6372 states to 6372 states and 8417 transitions. [2021-11-22 20:53:58,057 INFO L78 Accepts]: Start accepts. Automaton has 6372 states and 8417 transitions. Word has length 43 [2021-11-22 20:53:58,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 20:53:58,058 INFO L470 AbstractCegarLoop]: Abstraction has 6372 states and 8417 transitions. [2021-11-22 20:53:58,058 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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) [2021-11-22 20:53:58,058 INFO L276 IsEmpty]: Start isEmpty. Operand 6372 states and 8417 transitions. [2021-11-22 20:53:58,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-22 20:53:58,059 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 20:53:58,059 INFO L514 BasicCegarLoop]: 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] [2021-11-22 20:53:58,059 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-22 20:53:58,060 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 20:53:58,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 20:53:58,060 INFO L85 PathProgramCache]: Analyzing trace with hash -2139148875, now seen corresponding path program 1 times [2021-11-22 20:53:58,060 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 20:53:58,060 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1612836696] [2021-11-22 20:53:58,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:53:58,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 20:53:58,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 20:53:58,149 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 20:53:58,150 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 20:53:58,150 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1612836696] [2021-11-22 20:53:58,150 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1612836696] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 20:53:58,150 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [169826232] [2021-11-22 20:53:58,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:53:58,150 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 20:53:58,151 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-22 20:53:58,151 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 20:53:58,152 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-22 20:53:58,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 20:53:58,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 1144 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-22 20:53:58,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 20:53:58,536 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 20:53:58,536 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 20:53:58,640 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 20:53:58,640 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [169826232] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 20:53:58,640 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-22 20:53:58,640 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 13 [2021-11-22 20:53:58,641 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712352366] [2021-11-22 20:53:58,641 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-22 20:53:58,641 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-22 20:53:58,641 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 20:53:58,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-22 20:53:58,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2021-11-22 20:53:58,642 INFO L87 Difference]: Start difference. First operand 6372 states and 8417 transitions. Second operand has 13 states, 13 states have (on average 4.538461538461538) internal successors, (59), 13 states have internal predecessors, (59), 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) [2021-11-22 20:53:58,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 20:53:58,804 INFO L93 Difference]: Finished difference Result 12744 states and 16839 transitions. [2021-11-22 20:53:58,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-22 20:53:58,804 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.538461538461538) internal successors, (59), 13 states have internal predecessors, (59), 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 46 [2021-11-22 20:53:58,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 20:53:58,823 INFO L225 Difference]: With dead ends: 12744 [2021-11-22 20:53:58,823 INFO L226 Difference]: Without dead ends: 6384 [2021-11-22 20:53:58,832 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2021-11-22 20:53:58,832 INFO L933 BasicCegarLoop]: 1136 mSDtfsCounter, 10 mSDsluCounter, 4536 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 5672 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 20:53:58,832 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 5672 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 20:53:58,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6384 states. [2021-11-22 20:53:59,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6384 to 6384. [2021-11-22 20:53:59,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6384 states, 6381 states have (on average 1.3209528287102335) internal successors, (8429), 6383 states have internal predecessors, (8429), 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) [2021-11-22 20:53:59,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6384 states to 6384 states and 8429 transitions. [2021-11-22 20:53:59,027 INFO L78 Accepts]: Start accepts. Automaton has 6384 states and 8429 transitions. Word has length 46 [2021-11-22 20:53:59,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 20:53:59,027 INFO L470 AbstractCegarLoop]: Abstraction has 6384 states and 8429 transitions. [2021-11-22 20:53:59,027 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.538461538461538) internal successors, (59), 13 states have internal predecessors, (59), 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) [2021-11-22 20:53:59,027 INFO L276 IsEmpty]: Start isEmpty. Operand 6384 states and 8429 transitions. [2021-11-22 20:53:59,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 20:53:59,028 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 20:53:59,029 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 20:53:59,047 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-22 20:53:59,241 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 20:53:59,241 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 20:53:59,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 20:53:59,242 INFO L85 PathProgramCache]: Analyzing trace with hash 721788877, now seen corresponding path program 2 times [2021-11-22 20:53:59,242 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 20:53:59,242 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980558179] [2021-11-22 20:53:59,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:53:59,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 20:53:59,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 20:53:59,387 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 20:53:59,387 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 20:53:59,387 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980558179] [2021-11-22 20:53:59,387 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1980558179] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 20:53:59,387 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1649000608] [2021-11-22 20:53:59,387 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-22 20:53:59,388 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 20:53:59,388 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-22 20:53:59,389 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 20:53:59,390 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-22 20:53:59,716 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-22 20:53:59,716 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 20:53:59,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 1084 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-22 20:53:59,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 20:53:59,848 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-22 20:53:59,848 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-22 20:53:59,848 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1649000608] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 20:53:59,848 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-22 20:53:59,849 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [13] total 16 [2021-11-22 20:53:59,849 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883846446] [2021-11-22 20:53:59,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 20:53:59,849 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-22 20:53:59,849 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 20:53:59,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-22 20:53:59,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=156, Unknown=0, NotChecked=0, Total=240 [2021-11-22 20:53:59,850 INFO L87 Difference]: Start difference. First operand 6384 states and 8429 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 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) [2021-11-22 20:54:00,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 20:54:00,377 INFO L93 Difference]: Finished difference Result 15419 states and 20378 transitions. [2021-11-22 20:54:00,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 20:54:00,378 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 58 [2021-11-22 20:54:00,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 20:54:00,394 INFO L225 Difference]: With dead ends: 15419 [2021-11-22 20:54:00,394 INFO L226 Difference]: Without dead ends: 9065 [2021-11-22 20:54:00,404 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2021-11-22 20:54:00,405 INFO L933 BasicCegarLoop]: 4047 mSDtfsCounter, 3375 mSDsluCounter, 5647 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3375 SdHoareTripleChecker+Valid, 9694 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 20:54:00,405 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3375 Valid, 9694 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 20:54:00,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9065 states. [2021-11-22 20:54:00,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9065 to 8402. [2021-11-22 20:54:00,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8402 states, 8399 states have (on average 1.3213477794975592) internal successors, (11098), 8401 states have internal predecessors, (11098), 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) [2021-11-22 20:54:00,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8402 states to 8402 states and 11098 transitions. [2021-11-22 20:54:00,695 INFO L78 Accepts]: Start accepts. Automaton has 8402 states and 11098 transitions. Word has length 58 [2021-11-22 20:54:00,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 20:54:00,695 INFO L470 AbstractCegarLoop]: Abstraction has 8402 states and 11098 transitions. [2021-11-22 20:54:00,695 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 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) [2021-11-22 20:54:00,696 INFO L276 IsEmpty]: Start isEmpty. Operand 8402 states and 11098 transitions. [2021-11-22 20:54:00,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 20:54:00,697 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 20:54:00,697 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 20:54:00,716 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-11-22 20:54:00,916 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 20:54:00,916 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 20:54:00,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 20:54:00,917 INFO L85 PathProgramCache]: Analyzing trace with hash -1145410023, now seen corresponding path program 1 times [2021-11-22 20:54:00,917 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 20:54:00,917 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007658837] [2021-11-22 20:54:00,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:54:00,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 20:54:00,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 20:54:01,033 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 20:54:01,033 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 20:54:01,033 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2007658837] [2021-11-22 20:54:01,033 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2007658837] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 20:54:01,033 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1776810425] [2021-11-22 20:54:01,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:54:01,034 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 20:54:01,034 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-22 20:54:01,034 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 20:54:01,036 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-22 20:54:01,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 20:54:01,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 1236 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-22 20:54:01,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 20:54:01,457 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 20:54:01,458 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 20:54:01,689 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 20:54:01,689 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1776810425] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 20:54:01,689 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-22 20:54:01,689 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 25 [2021-11-22 20:54:01,689 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445564627] [2021-11-22 20:54:01,689 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-22 20:54:01,689 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-11-22 20:54:01,690 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 20:54:01,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-11-22 20:54:01,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=300, Invalid=300, Unknown=0, NotChecked=0, Total=600 [2021-11-22 20:54:01,690 INFO L87 Difference]: Start difference. First operand 8402 states and 11098 transitions. Second operand has 25 states, 25 states have (on average 3.4) internal successors, (85), 25 states have internal predecessors, (85), 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) [2021-11-22 20:54:02,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 20:54:02,038 INFO L93 Difference]: Finished difference Result 16804 states and 22207 transitions. [2021-11-22 20:54:02,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-22 20:54:02,039 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 3.4) internal successors, (85), 25 states have internal predecessors, (85), 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 60 [2021-11-22 20:54:02,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 20:54:02,057 INFO L225 Difference]: With dead ends: 16804 [2021-11-22 20:54:02,057 INFO L226 Difference]: Without dead ends: 8426 [2021-11-22 20:54:02,068 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=300, Invalid=300, Unknown=0, NotChecked=0, Total=600 [2021-11-22 20:54:02,069 INFO L933 BasicCegarLoop]: 1135 mSDtfsCounter, 33 mSDsluCounter, 5665 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 6800 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 20:54:02,069 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [33 Valid, 6800 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 20:54:02,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8426 states. [2021-11-22 20:54:02,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8426 to 8426. [2021-11-22 20:54:02,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8426 states, 8423 states have (on average 1.3204321500652973) internal successors, (11122), 8425 states have internal predecessors, (11122), 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) [2021-11-22 20:54:02,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8426 states to 8426 states and 11122 transitions. [2021-11-22 20:54:02,362 INFO L78 Accepts]: Start accepts. Automaton has 8426 states and 11122 transitions. Word has length 60 [2021-11-22 20:54:02,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 20:54:02,362 INFO L470 AbstractCegarLoop]: Abstraction has 8426 states and 11122 transitions. [2021-11-22 20:54:02,363 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 3.4) internal successors, (85), 25 states have internal predecessors, (85), 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) [2021-11-22 20:54:02,363 INFO L276 IsEmpty]: Start isEmpty. Operand 8426 states and 11122 transitions. [2021-11-22 20:54:02,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 20:54:02,365 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 20:54:02,365 INFO L514 BasicCegarLoop]: trace histogram [22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 20:54:02,383 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-22 20:54:02,583 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-11-22 20:54:02,584 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 20:54:02,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 20:54:02,584 INFO L85 PathProgramCache]: Analyzing trace with hash 230218313, now seen corresponding path program 2 times [2021-11-22 20:54:02,584 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 20:54:02,584 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127699294] [2021-11-22 20:54:02,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:54:02,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 20:54:02,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 20:54:02,907 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 20:54:02,907 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 20:54:02,907 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127699294] [2021-11-22 20:54:02,907 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2127699294] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 20:54:02,907 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2129538749] [2021-11-22 20:54:02,907 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-22 20:54:02,907 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 20:54:02,908 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-22 20:54:02,909 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 20:54:02,910 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-22 20:54:03,241 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-22 20:54:03,241 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 20:54:03,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 1086 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 20:54:03,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 20:54:03,392 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 484 trivial. 0 not checked. [2021-11-22 20:54:03,392 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-22 20:54:03,392 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2129538749] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 20:54:03,392 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-22 20:54:03,392 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [25] total 27 [2021-11-22 20:54:03,393 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578501973] [2021-11-22 20:54:03,393 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 20:54:03,393 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-22 20:54:03,393 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 20:54:03,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-22 20:54:03,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=304, Invalid=398, Unknown=0, NotChecked=0, Total=702 [2021-11-22 20:54:03,394 INFO L87 Difference]: Start difference. First operand 8426 states and 11122 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 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) [2021-11-22 20:54:03,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 20:54:03,827 INFO L93 Difference]: Finished difference Result 16938 states and 22364 transitions. [2021-11-22 20:54:03,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-22 20:54:03,828 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 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 84 [2021-11-22 20:54:03,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 20:54:03,855 INFO L225 Difference]: With dead ends: 16938 [2021-11-22 20:54:03,856 INFO L226 Difference]: Without dead ends: 14766 [2021-11-22 20:54:03,864 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=304, Invalid=398, Unknown=0, NotChecked=0, Total=702 [2021-11-22 20:54:03,865 INFO L933 BasicCegarLoop]: 2094 mSDtfsCounter, 2058 mSDsluCounter, 2243 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2058 SdHoareTripleChecker+Valid, 4337 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 20:54:03,865 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2058 Valid, 4337 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 20:54:03,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14766 states. [2021-11-22 20:54:04,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14766 to 14623. [2021-11-22 20:54:04,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14623 states, 14620 states have (on average 1.3218878248974009) internal successors, (19326), 14622 states have internal predecessors, (19326), 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) [2021-11-22 20:54:04,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14623 states to 14623 states and 19326 transitions. [2021-11-22 20:54:04,279 INFO L78 Accepts]: Start accepts. Automaton has 14623 states and 19326 transitions. Word has length 84 [2021-11-22 20:54:04,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 20:54:04,279 INFO L470 AbstractCegarLoop]: Abstraction has 14623 states and 19326 transitions. [2021-11-22 20:54:04,280 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 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) [2021-11-22 20:54:04,280 INFO L276 IsEmpty]: Start isEmpty. Operand 14623 states and 19326 transitions. [2021-11-22 20:54:04,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-22 20:54:04,281 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 20:54:04,282 INFO L514 BasicCegarLoop]: trace histogram [22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 20:54:04,317 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-22 20:54:04,517 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 20:54:04,518 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 20:54:04,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 20:54:04,518 INFO L85 PathProgramCache]: Analyzing trace with hash -503333697, now seen corresponding path program 1 times [2021-11-22 20:54:04,518 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 20:54:04,518 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [117220587] [2021-11-22 20:54:04,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:54:04,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 20:54:04,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 20:54:04,596 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 484 trivial. 0 not checked. [2021-11-22 20:54:04,596 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 20:54:04,596 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [117220587] [2021-11-22 20:54:04,596 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [117220587] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 20:54:04,596 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 20:54:04,596 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-22 20:54:04,597 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811813284] [2021-11-22 20:54:04,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 20:54:04,597 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-22 20:54:04,597 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 20:54:04,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-22 20:54:04,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-22 20:54:04,598 INFO L87 Difference]: Start difference. First operand 14623 states and 19326 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 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) [2021-11-22 20:54:05,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 20:54:05,122 INFO L93 Difference]: Finished difference Result 23729 states and 31359 transitions. [2021-11-22 20:54:05,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 20:54:05,122 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 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 87 [2021-11-22 20:54:05,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 20:54:05,165 INFO L225 Difference]: With dead ends: 23729 [2021-11-22 20:54:05,165 INFO L226 Difference]: Without dead ends: 23722 [2021-11-22 20:54:05,174 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-22 20:54:05,174 INFO L933 BasicCegarLoop]: 2248 mSDtfsCounter, 2086 mSDsluCounter, 2417 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2086 SdHoareTripleChecker+Valid, 4665 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 20:54:05,175 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2086 Valid, 4665 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 20:54:05,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23722 states. [2021-11-22 20:54:05,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23722 to 14635. [2021-11-22 20:54:05,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14635 states, 14632 states have (on average 1.3216238381629306) internal successors, (19338), 14634 states have internal predecessors, (19338), 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) [2021-11-22 20:54:05,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14635 states to 14635 states and 19338 transitions. [2021-11-22 20:54:05,694 INFO L78 Accepts]: Start accepts. Automaton has 14635 states and 19338 transitions. Word has length 87 [2021-11-22 20:54:05,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 20:54:05,694 INFO L470 AbstractCegarLoop]: Abstraction has 14635 states and 19338 transitions. [2021-11-22 20:54:05,694 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 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) [2021-11-22 20:54:05,694 INFO L276 IsEmpty]: Start isEmpty. Operand 14635 states and 19338 transitions. [2021-11-22 20:54:05,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-22 20:54:05,697 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 20:54:05,697 INFO L514 BasicCegarLoop]: trace histogram [22, 22, 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] [2021-11-22 20:54:05,697 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-22 20:54:05,697 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 20:54:05,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 20:54:05,697 INFO L85 PathProgramCache]: Analyzing trace with hash -627517877, now seen corresponding path program 1 times [2021-11-22 20:54:05,698 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 20:54:05,698 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546219237] [2021-11-22 20:54:05,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:54:05,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 20:54:05,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 20:54:05,788 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 484 trivial. 0 not checked. [2021-11-22 20:54:05,788 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 20:54:05,789 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546219237] [2021-11-22 20:54:05,789 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [546219237] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 20:54:05,789 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [212225453] [2021-11-22 20:54:05,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:54:05,789 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 20:54:05,789 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-22 20:54:05,790 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 20:54:05,791 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-22 20:54:06,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 20:54:06,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 1474 conjuncts, 24 conjunts are in the unsatisfiable core [2021-11-22 20:54:06,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 20:54:06,614 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 20:54:06,615 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 20:54:06,970 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 20:54:06,970 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [212225453] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 20:54:06,970 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-22 20:54:06,971 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 25, 25] total 36 [2021-11-22 20:54:06,971 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679994642] [2021-11-22 20:54:06,971 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-22 20:54:06,971 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2021-11-22 20:54:06,971 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 20:54:06,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-11-22 20:54:06,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=565, Invalid=695, Unknown=0, NotChecked=0, Total=1260 [2021-11-22 20:54:06,972 INFO L87 Difference]: Start difference. First operand 14635 states and 19338 transitions. Second operand has 36 states, 36 states have (on average 4.194444444444445) internal successors, (151), 36 states have internal predecessors, (151), 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) [2021-11-22 20:54:07,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 20:54:07,900 INFO L93 Difference]: Finished difference Result 22953 states and 30343 transitions. [2021-11-22 20:54:07,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-11-22 20:54:07,901 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 4.194444444444445) internal successors, (151), 36 states have internal predecessors, (151), 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 91 [2021-11-22 20:54:07,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 20:54:07,913 INFO L225 Difference]: With dead ends: 22953 [2021-11-22 20:54:07,913 INFO L226 Difference]: Without dead ends: 6416 [2021-11-22 20:54:07,933 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 524 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=1685, Invalid=2871, Unknown=0, NotChecked=0, Total=4556 [2021-11-22 20:54:07,934 INFO L933 BasicCegarLoop]: 1983 mSDtfsCounter, 1983 mSDsluCounter, 13868 mSDsCounter, 0 mSdLazyCounter, 139 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1983 SdHoareTripleChecker+Valid, 15851 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 139 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 20:54:07,934 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1983 Valid, 15851 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 139 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-22 20:54:07,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6416 states. [2021-11-22 20:54:08,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6416 to 4338. [2021-11-22 20:54:08,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4338 states, 4336 states have (on average 1.3115774907749078) internal successors, (5687), 4337 states have internal predecessors, (5687), 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) [2021-11-22 20:54:08,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4338 states to 4338 states and 5687 transitions. [2021-11-22 20:54:08,145 INFO L78 Accepts]: Start accepts. Automaton has 4338 states and 5687 transitions. Word has length 91 [2021-11-22 20:54:08,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 20:54:08,145 INFO L470 AbstractCegarLoop]: Abstraction has 4338 states and 5687 transitions. [2021-11-22 20:54:08,145 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 4.194444444444445) internal successors, (151), 36 states have internal predecessors, (151), 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) [2021-11-22 20:54:08,146 INFO L276 IsEmpty]: Start isEmpty. Operand 4338 states and 5687 transitions. [2021-11-22 20:54:08,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-22 20:54:08,148 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 20:54:08,148 INFO L514 BasicCegarLoop]: trace histogram [32, 32, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 20:54:08,169 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-22 20:54:08,367 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 20:54:08,367 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 20:54:08,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 20:54:08,368 INFO L85 PathProgramCache]: Analyzing trace with hash -48184964, now seen corresponding path program 1 times [2021-11-22 20:54:08,368 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 20:54:08,368 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446421646] [2021-11-22 20:54:08,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:54:08,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 20:54:08,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 20:54:08,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1028 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2021-11-22 20:54:08,457 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 20:54:08,457 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [446421646] [2021-11-22 20:54:08,457 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [446421646] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 20:54:08,457 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 20:54:08,457 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-22 20:54:08,457 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699928366] [2021-11-22 20:54:08,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 20:54:08,458 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-22 20:54:08,458 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 20:54:08,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-22 20:54:08,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-22 20:54:08,458 INFO L87 Difference]: Start difference. First operand 4338 states and 5687 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 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) [2021-11-22 20:54:08,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 20:54:08,584 INFO L93 Difference]: Finished difference Result 7885 states and 10354 transitions. [2021-11-22 20:54:08,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-22 20:54:08,585 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 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 113 [2021-11-22 20:54:08,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 20:54:08,591 INFO L225 Difference]: With dead ends: 7885 [2021-11-22 20:54:08,591 INFO L226 Difference]: Without dead ends: 3609 [2021-11-22 20:54:08,596 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-22 20:54:08,597 INFO L933 BasicCegarLoop]: 1130 mSDtfsCounter, 2 mSDsluCounter, 2254 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3384 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 20:54:08,597 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 3384 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 20:54:08,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3609 states. [2021-11-22 20:54:08,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3609 to 2955. [2021-11-22 20:54:08,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2955 states, 2953 states have (on average 1.3074839146630546) internal successors, (3861), 2954 states have internal predecessors, (3861), 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) [2021-11-22 20:54:08,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2955 states to 2955 states and 3861 transitions. [2021-11-22 20:54:08,754 INFO L78 Accepts]: Start accepts. Automaton has 2955 states and 3861 transitions. Word has length 113 [2021-11-22 20:54:08,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 20:54:08,754 INFO L470 AbstractCegarLoop]: Abstraction has 2955 states and 3861 transitions. [2021-11-22 20:54:08,754 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 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) [2021-11-22 20:54:08,754 INFO L276 IsEmpty]: Start isEmpty. Operand 2955 states and 3861 transitions. [2021-11-22 20:54:08,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-22 20:54:08,758 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 20:54:08,758 INFO L514 BasicCegarLoop]: trace histogram [32, 32, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 20:54:08,758 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-22 20:54:08,758 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 20:54:08,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 20:54:08,759 INFO L85 PathProgramCache]: Analyzing trace with hash 92222957, now seen corresponding path program 1 times [2021-11-22 20:54:08,759 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 20:54:08,759 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249071974] [2021-11-22 20:54:08,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:54:08,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 20:54:08,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 20:54:08,857 INFO L134 CoverageAnalysis]: Checked inductivity of 1028 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1028 trivial. 0 not checked. [2021-11-22 20:54:08,858 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 20:54:08,858 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249071974] [2021-11-22 20:54:08,858 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1249071974] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 20:54:08,858 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 20:54:08,858 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-22 20:54:08,858 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1042879440] [2021-11-22 20:54:08,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 20:54:08,858 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-22 20:54:08,859 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 20:54:08,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-22 20:54:08,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-22 20:54:08,859 INFO L87 Difference]: Start difference. First operand 2955 states and 3861 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 20:54:09,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 20:54:09,335 INFO L93 Difference]: Finished difference Result 14335 states and 18828 transitions. [2021-11-22 20:54:09,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 20:54:09,335 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 123 [2021-11-22 20:54:09,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 20:54:09,353 INFO L225 Difference]: With dead ends: 14335 [2021-11-22 20:54:09,353 INFO L226 Difference]: Without dead ends: 11454 [2021-11-22 20:54:09,362 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-22 20:54:09,364 INFO L933 BasicCegarLoop]: 3266 mSDtfsCounter, 4448 mSDsluCounter, 6461 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4448 SdHoareTripleChecker+Valid, 9727 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 20:54:09,364 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4448 Valid, 9727 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 20:54:09,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11454 states. [2021-11-22 20:54:09,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11454 to 2959. [2021-11-22 20:54:09,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2959 states, 2957 states have (on average 1.3070679742982754) internal successors, (3865), 2958 states have internal predecessors, (3865), 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) [2021-11-22 20:54:09,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2959 states to 2959 states and 3865 transitions. [2021-11-22 20:54:09,607 INFO L78 Accepts]: Start accepts. Automaton has 2959 states and 3865 transitions. Word has length 123 [2021-11-22 20:54:09,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 20:54:09,608 INFO L470 AbstractCegarLoop]: Abstraction has 2959 states and 3865 transitions. [2021-11-22 20:54:09,608 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 20:54:09,608 INFO L276 IsEmpty]: Start isEmpty. Operand 2959 states and 3865 transitions. [2021-11-22 20:54:09,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-22 20:54:09,610 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 20:54:09,610 INFO L514 BasicCegarLoop]: trace histogram [32, 32, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 20:54:09,610 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-22 20:54:09,610 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 20:54:09,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 20:54:09,611 INFO L85 PathProgramCache]: Analyzing trace with hash 1925154734, now seen corresponding path program 1 times [2021-11-22 20:54:09,611 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 20:54:09,611 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489694736] [2021-11-22 20:54:09,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:54:09,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 20:54:09,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 20:54:09,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1028 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1028 trivial. 0 not checked. [2021-11-22 20:54:09,726 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 20:54:09,726 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [489694736] [2021-11-22 20:54:09,726 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [489694736] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 20:54:09,726 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 20:54:09,726 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-22 20:54:09,726 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587866272] [2021-11-22 20:54:09,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 20:54:09,726 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 20:54:09,727 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 20:54:09,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 20:54:09,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 20:54:09,727 INFO L87 Difference]: Start difference. First operand 2959 states and 3865 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 2 states have internal predecessors, (59), 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) [2021-11-22 20:54:09,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 20:54:09,878 INFO L93 Difference]: Finished difference Result 5832 states and 7635 transitions. [2021-11-22 20:54:09,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 20:54:09,878 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 2 states have internal predecessors, (59), 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 124 [2021-11-22 20:54:09,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 20:54:09,883 INFO L225 Difference]: With dead ends: 5832 [2021-11-22 20:54:09,883 INFO L226 Difference]: Without dead ends: 2947 [2021-11-22 20:54:09,887 INFO L932 BasicCegarLoop]: 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 [2021-11-22 20:54:09,887 INFO L933 BasicCegarLoop]: 1121 mSDtfsCounter, 1076 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1076 SdHoareTripleChecker+Valid, 1121 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 20:54:09,887 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1076 Valid, 1121 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 20:54:09,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2947 states. [2021-11-22 20:54:10,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2947 to 2947. [2021-11-22 20:54:10,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2947 states, 2945 states have (on average 1.304244482173175) internal successors, (3841), 2946 states have internal predecessors, (3841), 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) [2021-11-22 20:54:10,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2947 states to 2947 states and 3841 transitions. [2021-11-22 20:54:10,032 INFO L78 Accepts]: Start accepts. Automaton has 2947 states and 3841 transitions. Word has length 124 [2021-11-22 20:54:10,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 20:54:10,033 INFO L470 AbstractCegarLoop]: Abstraction has 2947 states and 3841 transitions. [2021-11-22 20:54:10,033 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 2 states have internal predecessors, (59), 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) [2021-11-22 20:54:10,033 INFO L276 IsEmpty]: Start isEmpty. Operand 2947 states and 3841 transitions. [2021-11-22 20:54:10,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-22 20:54:10,035 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 20:54:10,036 INFO L514 BasicCegarLoop]: trace histogram [32, 32, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 20:54:10,036 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-22 20:54:10,036 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 20:54:10,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 20:54:10,036 INFO L85 PathProgramCache]: Analyzing trace with hash -2085564668, now seen corresponding path program 1 times [2021-11-22 20:54:10,036 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 20:54:10,036 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251626037] [2021-11-22 20:54:10,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:54:10,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 20:54:10,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 20:54:10,984 INFO L134 CoverageAnalysis]: Checked inductivity of 1028 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2021-11-22 20:54:10,985 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 20:54:10,985 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251626037] [2021-11-22 20:54:10,985 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [251626037] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 20:54:10,985 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 20:54:10,985 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-11-22 20:54:10,985 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071698155] [2021-11-22 20:54:10,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 20:54:10,985 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-22 20:54:10,985 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 20:54:10,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-22 20:54:10,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2021-11-22 20:54:10,986 INFO L87 Difference]: Start difference. First operand 2947 states and 3841 transitions. Second operand has 11 states, 11 states have (on average 5.636363636363637) internal successors, (62), 11 states have internal predecessors, (62), 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) [2021-11-22 20:54:20,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 20:54:20,865 INFO L93 Difference]: Finished difference Result 12553 states and 16640 transitions. [2021-11-22 20:54:20,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-22 20:54:20,866 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.636363636363637) internal successors, (62), 11 states have internal predecessors, (62), 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 124 [2021-11-22 20:54:20,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 20:54:20,881 INFO L225 Difference]: With dead ends: 12553 [2021-11-22 20:54:20,881 INFO L226 Difference]: Without dead ends: 9680 [2021-11-22 20:54:20,889 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 151 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=204, Invalid=666, Unknown=0, NotChecked=0, Total=870 [2021-11-22 20:54:20,890 INFO L933 BasicCegarLoop]: 2240 mSDtfsCounter, 5570 mSDsluCounter, 13888 mSDsCounter, 0 mSdLazyCounter, 6684 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5570 SdHoareTripleChecker+Valid, 16128 SdHoareTripleChecker+Invalid, 6797 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 6684 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2021-11-22 20:54:20,890 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5570 Valid, 16128 Invalid, 6797 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 6684 Invalid, 0 Unknown, 0 Unchecked, 8.6s Time] [2021-11-22 20:54:20,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9680 states. [2021-11-22 20:54:21,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9680 to 3797. [2021-11-22 20:54:21,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3797 states, 3795 states have (on average 1.3185770750988142) internal successors, (5004), 3796 states have internal predecessors, (5004), 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) [2021-11-22 20:54:21,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3797 states to 3797 states and 5004 transitions. [2021-11-22 20:54:21,242 INFO L78 Accepts]: Start accepts. Automaton has 3797 states and 5004 transitions. Word has length 124 [2021-11-22 20:54:21,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 20:54:21,242 INFO L470 AbstractCegarLoop]: Abstraction has 3797 states and 5004 transitions. [2021-11-22 20:54:21,242 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.636363636363637) internal successors, (62), 11 states have internal predecessors, (62), 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) [2021-11-22 20:54:21,242 INFO L276 IsEmpty]: Start isEmpty. Operand 3797 states and 5004 transitions. [2021-11-22 20:54:21,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-22 20:54:21,245 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 20:54:21,245 INFO L514 BasicCegarLoop]: trace histogram [32, 32, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 20:54:21,245 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-22 20:54:21,245 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 20:54:21,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 20:54:21,246 INFO L85 PathProgramCache]: Analyzing trace with hash -346297655, now seen corresponding path program 1 times [2021-11-22 20:54:21,246 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 20:54:21,246 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260201242] [2021-11-22 20:54:21,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:54:21,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 20:54:21,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 20:54:21,981 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 20:54:22,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 20:54:22,312 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 20:54:22,312 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-22 20:54:22,314 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2021-11-22 20:54:22,315 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2021-11-22 20:54:22,316 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2021-11-22 20:54:22,316 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-11-22 20:54:22,319 INFO L732 BasicCegarLoop]: Path program histogram: [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 20:54:22,322 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-22 20:54:22,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 08:54:22 BoogieIcfgContainer [2021-11-22 20:54:22,460 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-22 20:54:22,460 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 20:54:22,460 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 20:54:22,460 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 20:54:22,461 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 08:53:54" (3/4) ... [2021-11-22 20:54:22,463 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-22 20:54:22,463 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 20:54:22,464 INFO L158 Benchmark]: Toolchain (without parser) took 33065.49ms. Allocated memory was 88.1MB in the beginning and 2.2GB in the end (delta: 2.1GB). Free memory was 48.1MB in the beginning and 1.6GB in the end (delta: -1.6GB). Peak memory consumption was 481.5MB. Max. memory is 16.1GB. [2021-11-22 20:54:22,464 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 88.1MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 20:54:22,464 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1368.69ms. Allocated memory was 88.1MB in the beginning and 151.0MB in the end (delta: 62.9MB). Free memory was 47.9MB in the beginning and 73.8MB in the end (delta: -25.9MB). Peak memory consumption was 58.0MB. Max. memory is 16.1GB. [2021-11-22 20:54:22,464 INFO L158 Benchmark]: Boogie Procedure Inliner took 257.24ms. Allocated memory is still 151.0MB. Free memory was 73.8MB in the beginning and 80.6MB in the end (delta: -6.8MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. [2021-11-22 20:54:22,465 INFO L158 Benchmark]: Boogie Preprocessor took 153.74ms. Allocated memory is still 151.0MB. Free memory was 80.6MB in the beginning and 54.4MB in the end (delta: 26.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-22 20:54:22,465 INFO L158 Benchmark]: RCFGBuilder took 3204.37ms. Allocated memory was 151.0MB in the beginning and 306.2MB in the end (delta: 155.2MB). Free memory was 54.4MB in the beginning and 195.5MB in the end (delta: -141.1MB). Peak memory consumption was 51.7MB. Max. memory is 16.1GB. [2021-11-22 20:54:22,465 INFO L158 Benchmark]: TraceAbstraction took 28071.77ms. Allocated memory was 306.2MB in the beginning and 2.2GB in the end (delta: 1.8GB). Free memory was 194.4MB in the beginning and 1.6GB in the end (delta: -1.4GB). Peak memory consumption was 410.1MB. Max. memory is 16.1GB. [2021-11-22 20:54:22,465 INFO L158 Benchmark]: Witness Printer took 3.25ms. Allocated memory is still 2.2GB. Free memory is still 1.6GB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 20:54:22,466 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 88.1MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1368.69ms. Allocated memory was 88.1MB in the beginning and 151.0MB in the end (delta: 62.9MB). Free memory was 47.9MB in the beginning and 73.8MB in the end (delta: -25.9MB). Peak memory consumption was 58.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 257.24ms. Allocated memory is still 151.0MB. Free memory was 73.8MB in the beginning and 80.6MB in the end (delta: -6.8MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 153.74ms. Allocated memory is still 151.0MB. Free memory was 80.6MB in the beginning and 54.4MB in the end (delta: 26.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * RCFGBuilder took 3204.37ms. Allocated memory was 151.0MB in the beginning and 306.2MB in the end (delta: 155.2MB). Free memory was 54.4MB in the beginning and 195.5MB in the end (delta: -141.1MB). Peak memory consumption was 51.7MB. Max. memory is 16.1GB. * TraceAbstraction took 28071.77ms. Allocated memory was 306.2MB in the beginning and 2.2GB in the end (delta: 1.8GB). Free memory was 194.4MB in the beginning and 1.6GB in the end (delta: -1.4GB). Peak memory consumption was 410.1MB. Max. memory is 16.1GB. * Witness Printer took 3.25ms. Allocated memory is still 2.2GB. Free memory is still 1.6GB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 7949]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 7781. Possible FailurePath: [L5238] static int fst_txq_low = 8; [L5239] static int fst_txq_high = 12; [L5240] static int fst_max_reads = 7; [L5241] static int fst_excluded_cards = 0; [L5242] static int fst_excluded_list[32U] ; [L5243-L5251] static struct pci_device_id const fst_pci_dev_id[8U] = { {5657U, 1024U, 4294967295U, 4294967295U, 0U, 0U, 1UL}, {5657U, 1088U, 4294967295U, 4294967295U, 0U, 0U, 2UL}, {5657U, 1552U, 4294967295U, 4294967295U, 0U, 0U, 3UL}, {5657U, 1568U, 4294967295U, 4294967295U, 0U, 0U, 4UL}, {5657U, 1600U, 4294967295U, 4294967295U, 0U, 0U, 5UL}, {5657U, 5648U, 4294967295U, 4294967295U, 0U, 0U, 6UL}, {5657U, 5650U, 4294967295U, 4294967295U, 0U, 0U, 6UL}, {0U, 0U, 0U, 0U, 0U, 0U, 0UL}}; [L5252] struct pci_device_id const __mod_pci_device_table ; [L5257] static struct tasklet_struct fst_tx_task = {(struct tasklet_struct *)0, 0UL, {0}, & fst_process_tx_work_q, 0UL}; [L5258] static struct tasklet_struct fst_int_task = {(struct tasklet_struct *)0, 0UL, {0}, & fst_process_int_work_q, 0UL}; [L5259] static struct fst_card_info *fst_card_array[32U] ; [L5260] static spinlock_t fst_work_q_lock ; [L5261] static u64 fst_work_txq ; [L5262] static u64 fst_work_intq ; [L7341-L7342] static char *type_strings[7U] = { (char *)"no hardware", (char *)"FarSync T2P", (char *)"FarSync T4P", (char *)"FarSync T1U", (char *)"FarSync T2U", (char *)"FarSync T4U", (char *)"FarSync TE1"}; [L7394-L7427] static struct net_device_ops const fst_ops = {(int (*)(struct net_device * ))0, (void (*)(struct net_device * ))0, & fst_open, & fst_close, & hdlc_start_xmit, (u16 (*)(struct net_device * , struct sk_buff * ))0, (void (*)(struct net_device * , int ))0, (void (*)(struct net_device * ))0, (void (*)(struct net_device * ))0, (int (*)(struct net_device * , void * ))0, (int (*)(struct net_device * ))0, & fst_ioctl, (int (*)(struct net_device * , struct ifmap * ))0, & hdlc_change_mtu, (int (*)(struct net_device * , struct neigh_parms * ))0, & fst_tx_timeout, (struct rtnl_link_stats64 *(*)(struct net_device * , struct rtnl_link_stats64 * ))0, (struct net_device_stats *(*)(struct net_device * ))0, (void (*)(struct net_device * , struct vlan_group * ))0, (void (*)(struct net_device * , unsigned short ))0, (void (*)(struct net_device * , unsigned short ))0, (void (*)(struct net_device * ))0, (int (*)(struct net_device * , struct netpoll_info * ))0, (void (*)(struct net_device * ))0, (int (*)(struct net_device * , int , u8 * ))0, (int (*)(struct net_device * , int , u16 , u8 ))0, (int (*)(struct net_device * , int , int ))0, (int (*)(struct net_device * , int , struct ifla_vf_info * ))0, (int (*)(struct net_device * , int , struct nlattr ** ))0, (int (*)(struct net_device * , int , struct sk_buff * ))0, (int (*)(struct net_device * , u8 ))0, (int (*)(struct net_device * ))0, (int (*)(struct net_device * ))0, (int (*)(struct net_device * , u16 , struct scatterlist * , unsigned int ))0, (int (*)(struct net_device * , u16 ))0, (int (*)(struct net_device * , u16 , struct scatterlist * , unsigned int ))0, (int (*)(struct net_device * , u64 * , int ))0, (int (*)(struct net_device * , struct sk_buff const * , u16 , u32 ))0, (int (*)(struct net_device * , struct net_device * ))0, (int (*)(struct net_device * , struct net_device * ))0, (u32 (*)(struct net_device * , u32 ))0, (int (*)(struct net_device * , u32 ))0}; [L7745-L7759] static struct pci_driver fst_driver = {{(struct list_head *)0, (struct list_head *)0}, "fst", (struct pci_device_id const *)(& fst_pci_dev_id), & fst_add_one, & fst_remove_one, (int (*)(struct pci_dev * , pm_message_t ))0, (int (*)(struct pci_dev * , pm_message_t ))0, (int (*)(struct pci_dev * ))0, (int (*)(struct pci_dev * ))0, (void (*)(struct pci_dev * ))0, (struct pci_error_handlers *)0, {(char const *)0, (struct bus_type *)0, (struct module *)0, (char const *)0, (_Bool)0, (struct of_device_id const *)0, (int (*)(struct device * ))0, (int (*)(struct device * ))0, (void (*)(struct device * ))0, (int (*)(struct device * , pm_message_t ))0, (int (*)(struct device * ))0, (struct attribute_group const **)0, (struct dev_pm_ops const *)0, (struct driver_private *)0}, {{{{{0U}, 0U, 0U, (void *)0, {(struct lock_class_key *)0, {(struct lock_class *)0, (struct lock_class *)0}, (char const *)0, 0, 0UL}}}}, {(struct list_head *)0, (struct list_head *)0}}}; [L7800] int LDV_IN_INTERRUPT ; [L7953] int ldv_module_refcounter = 1; VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=0, ldv_module_refcounter=1, type_strings={53:0}] [L7802] struct net_device *var_group1 ; [L7803] int res_fst_open_36 ; [L7804] int res_fst_close_37 ; [L7805] struct ifreq *var_group2 ; [L7806] int var_fst_ioctl_33_p2 ; [L7807] struct pci_dev *var_group3 ; [L7808] struct pci_device_id const *var_fst_add_one_42_p1 ; [L7809] int res_fst_add_one_42 ; [L7810] int var_fst_intr_27_p0 ; [L7811] void *var_fst_intr_27_p1 ; [L7812] int ldv_s_fst_ops_net_device_ops ; [L7813] int ldv_s_fst_driver_pci_driver ; [L7814] int tmp ; [L7815] int tmp___0 ; [L7816] int tmp___1 ; [L7819] ldv_s_fst_ops_net_device_ops = 0 [L7820] ldv_s_fst_driver_pci_driver = 0 [L7821] LDV_IN_INTERRUPT = 1 [L7822] FCALL ldv_initialize() [L7823] CALL, EXPR fst_init() [L7761] int i ; [L7762] struct lock_class_key __key ; [L7763] int tmp ; [L7765] i = 0 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=0, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=1, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=2, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=2, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=3, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=3, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=4, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=4, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=5, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=5, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=6, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=6, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=7, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=7, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=8, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=8, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=9, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=9, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=10, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=10, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=11, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=11, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=12, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=12, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=13, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=13, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=14, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=14, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=15, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=15, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=16, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=16, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=17, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=17, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=18, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=18, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=19, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=19, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=20, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=20, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=21, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=21, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=22, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=22, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=23, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=23, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=24, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=24, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=25, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=25, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=26, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=26, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=27, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=27, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=28, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=28, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=29, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=29, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=30, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=30, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=31, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND TRUE i <= 31 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=31, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7768] fst_card_array[i] = (struct fst_card_info *)0 [L7769] i = i + 1 VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=32, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7771] COND FALSE !(i <= 31) VAL [__key={58:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=32, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L7778] CALL spinlock_check(& fst_work_q_lock) [L4600] return (& lock->ldv_6060.rlock); VAL [\result={50:0}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, lock={50:0}, lock={50:0}, type_strings={53:0}] [L7778] RET spinlock_check(& fst_work_q_lock) [L7779-L7780] FCALL __raw_spin_lock_init(& fst_work_q_lock.ldv_6060.rlock, "&(&fst_work_q_lock)->rlock", & __key) [L7781] CALL, EXPR __pci_register_driver(& fst_driver, & __this_module, "farsync") [L8074] return __VERIFIER_nondet_int(); [L7781] RET, EXPR __pci_register_driver(& fst_driver, & __this_module, "farsync") [L7781] tmp = __pci_register_driver(& fst_driver, & __this_module, "farsync") [L7783] return (tmp); [L7783] return (tmp); VAL [\result=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-18446744073709551677:62}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, i=32, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, tmp=0, type_strings={53:0}] [L7823] RET, EXPR fst_init() [L7823] tmp = fst_init() [L7825] COND FALSE !(tmp != 0) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-18446744073709551677:62}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_fst_driver_pci_driver=0, ldv_s_fst_ops_net_device_ops=0, tmp=0, type_strings={53:0}] [L7921] tmp___1 = __VERIFIER_nondet_int() [L7923] COND TRUE tmp___1 != 0 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-18446744073709551677:62}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_fst_driver_pci_driver=0, ldv_s_fst_ops_net_device_ops=0, tmp=0, tmp___1=1, type_strings={53:0}] [L7832] tmp___0 = __VERIFIER_nondet_int() [L7834] COND TRUE tmp___0 == 0 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-18446744073709551677:62}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_fst_driver_pci_driver=0, ldv_s_fst_ops_net_device_ops=0, tmp=0, tmp___0=0, tmp___1=1, type_strings={53:0}] [L7855] COND TRUE ldv_s_fst_ops_net_device_ops == 0 [L7857] CALL, EXPR fst_open(var_group1) [L7167] int err ; [L7168] struct fst_port_info *port ; [L7169] struct hdlc_device *tmp ; [L7170] int tmp___0 ; [L7173] CALL, EXPR dev_to_hdlc(dev) [L5204] void *tmp ; [L5207] CALL, EXPR netdev_priv((struct net_device const *)dev) [L5064] return ((void *)dev + 2560U); VAL [\result={18446744073709551559:63}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-18446744073709551677:62}, dev={18446744073709551559:-2497}, dev={18446744073709551559:-2497}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L5207] RET, EXPR netdev_priv((struct net_device const *)dev) [L5207] tmp = netdev_priv((struct net_device const *)dev) [L5209] return ((struct hdlc_device *)tmp); VAL [\result={18446744073709551559:63}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-18446744073709551677:62}, dev={18446744073709551559:-2497}, dev={18446744073709551559:-2497}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, tmp={18446744073709551559:63}, type_strings={53:0}] [L7173] RET, EXPR dev_to_hdlc(dev) [L7173] tmp = dev_to_hdlc(dev) [L7174] EXPR tmp->priv [L7174] port = (struct fst_port_info *)tmp->priv [L7175] CALL, EXPR ldv_try_module_get_1(& __this_module) [L8027] int tmp ; [L8030] CALL, EXPR ldv_try_module_get(module) [L7965] int module_get_succeeded ; VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-18446744073709551677:62}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, module={-18446744073709551677:62}, module={-18446744073709551677:62}, type_strings={53:0}] [L7967] COND TRUE (unsigned long )module != (unsigned long )((struct module *)0) [L7969] CALL, EXPR ldv_undefined_int() [L8154] return __VERIFIER_nondet_int(); [L7969] RET, EXPR ldv_undefined_int() [L7969] module_get_succeeded = ldv_undefined_int() [L7971] COND TRUE module_get_succeeded == 1 [L7972] ldv_module_refcounter = ldv_module_refcounter + 1 [L7973] return (1); VAL [\result=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-18446744073709551677:62}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, module={-18446744073709551677:62}, module={-18446744073709551677:62}, module_get_succeeded=1, type_strings={53:0}] [L8030] RET, EXPR ldv_try_module_get(module) [L8030] tmp = ldv_try_module_get(module) [L8032] return (tmp); VAL [\result=1, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-18446744073709551677:62}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, module={-18446744073709551677:62}, module={-18446744073709551677:62}, tmp=1, type_strings={53:0}] [L7175] RET, EXPR ldv_try_module_get_1(& __this_module) [L7175] tmp___0 = ldv_try_module_get_1(& __this_module) [L7177] COND FALSE !(tmp___0 == 0) [L7181] EXPR port->mode VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-18446744073709551677:62}, dev={18446744073709551559:-2497}, dev={18446744073709551559:-2497}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, port={18446744073709551556:69}, port->mode=18446744073709551585, tmp={18446744073709551559:63}, tmp___0=1, type_strings={53:0}] [L7181] COND TRUE port->mode != 4 [L7183] CALL, EXPR hdlc_open(dev) [L8138] return __VERIFIER_nondet_int(); [L7183] RET, EXPR hdlc_open(dev) [L7183] err = hdlc_open(dev) [L7185] COND TRUE err != 0 [L7187] CALL ldv_module_put_2(& __this_module) [L8039] CALL ldv_module_put(ldv_func_arg1) [L7985] COND TRUE (unsigned long )module != (unsigned long )((struct module *)0) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-18446744073709551677:62}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, module={-18446744073709551677:62}, module={-18446744073709551677:62}, type_strings={53:0}] [L7986] COND FALSE !(ldv_module_refcounter <= 1) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-18446744073709551677:62}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=2, module={-18446744073709551677:62}, module={-18446744073709551677:62}, type_strings={53:0}] [L7992] ldv_module_refcounter = ldv_module_refcounter - 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-18446744073709551677:62}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, module={-18446744073709551677:62}, module={-18446744073709551677:62}, type_strings={53:0}] [L8039] RET ldv_module_put(ldv_func_arg1) [L7187] RET ldv_module_put_2(& __this_module) [L7189] return (err); VAL [\result=61, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-18446744073709551677:62}, dev={18446744073709551559:-2497}, dev={18446744073709551559:-2497}, err=61, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, port={18446744073709551556:69}, tmp={18446744073709551559:63}, tmp___0=1, type_strings={53:0}] [L7857] RET, EXPR fst_open(var_group1) [L7857] res_fst_open_36 = fst_open(var_group1) [L7858] FCALL ldv_check_return_value(res_fst_open_36) [L7860] COND FALSE !(res_fst_open_36 < 0) [L7864] ldv_s_fst_ops_net_device_ops = ldv_s_fst_ops_net_device_ops + 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-18446744073709551677:62}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_fst_driver_pci_driver=0, ldv_s_fst_ops_net_device_ops=1, res_fst_open_36=61, tmp=0, tmp___0=0, tmp___1=1, type_strings={53:0}, var_group1={18446744073709551559:-2497}] [L7921] tmp___1 = __VERIFIER_nondet_int() [L7923] COND TRUE tmp___1 != 0 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-18446744073709551677:62}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_fst_driver_pci_driver=0, ldv_s_fst_ops_net_device_ops=1, res_fst_open_36=61, tmp=0, tmp___0=0, tmp___1=1, type_strings={53:0}, var_group1={18446744073709551559:-2497}] [L7832] tmp___0 = __VERIFIER_nondet_int() [L7834] COND FALSE !(tmp___0 == 0) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-18446744073709551677:62}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_fst_driver_pci_driver=0, ldv_s_fst_ops_net_device_ops=1, res_fst_open_36=61, tmp=0, tmp___0=1, tmp___1=1, type_strings={53:0}, var_group1={18446744073709551559:-2497}] [L7837] COND TRUE tmp___0 == 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-18446744073709551677:62}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, ldv_s_fst_driver_pci_driver=0, ldv_s_fst_ops_net_device_ops=1, res_fst_open_36=61, tmp=0, tmp___0=1, tmp___1=1, type_strings={53:0}, var_group1={18446744073709551559:-2497}] [L7869] COND TRUE ldv_s_fst_ops_net_device_ops == 1 [L7871] CALL fst_close(var_group1) [L7202] struct fst_port_info *port ; [L7203] struct fst_card_info *card ; [L7204] unsigned char tx_dma_done ; [L7205] unsigned char rx_dma_done ; [L7206] struct hdlc_device *tmp ; [L7207] struct hdlc_device *tmp___0 ; [L7210] CALL, EXPR dev_to_hdlc(dev) [L5204] void *tmp ; [L5207] CALL, EXPR netdev_priv((struct net_device const *)dev) [L5064] return ((void *)dev + 2560U); VAL [\result={18446744073709551559:63}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-18446744073709551677:62}, dev={18446744073709551559:-2497}, dev={18446744073709551559:-2497}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L5207] RET, EXPR netdev_priv((struct net_device const *)dev) [L5207] tmp = netdev_priv((struct net_device const *)dev) [L5209] return ((struct hdlc_device *)tmp); VAL [\result={18446744073709551559:63}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-18446744073709551677:62}, dev={18446744073709551559:-2497}, dev={18446744073709551559:-2497}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, tmp={18446744073709551559:63}, type_strings={53:0}] [L7210] RET, EXPR dev_to_hdlc(dev) [L7210] tmp = dev_to_hdlc(dev) [L7211] EXPR tmp->priv [L7211] port = (struct fst_port_info *)tmp->priv [L7212] EXPR port->card [L7212] card = port->card [L7213] EXPR card->pci_conf [L7213] CALL, EXPR inb((int )card->pci_conf + 169) [L4697] unsigned char value ; [L4700] return (value); VAL [\old(port)=170, \result=18446744073709551567, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-18446744073709551677:62}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, port=170, type_strings={53:0}, value=207] [L7213] RET, EXPR inb((int )card->pci_conf + 169) [L7213] tx_dma_done = inb((int )card->pci_conf + 169) [L7214] EXPR card->pci_conf [L7214] CALL, EXPR inb((int )card->pci_conf + 168) [L4697] unsigned char value ; [L4700] return (value); VAL [\old(port)=169, \result=18446744073709551566, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-18446744073709551677:62}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, port=169, type_strings={53:0}, value=206] [L7214] RET, EXPR inb((int )card->pci_conf + 168) [L7214] rx_dma_done = inb((int )card->pci_conf + 168) [L7215] CALL netif_stop_queue(dev) [L5178] struct netdev_queue *tmp ; [L5181] CALL, EXPR netdev_get_tx_queue((struct net_device const *)dev, 0U) [L5058] EXPR dev->_tx [L5058] return ((struct netdev_queue *)dev->_tx + (unsigned long )index); [L5181] RET, EXPR netdev_get_tx_queue((struct net_device const *)dev, 0U) [L5181] tmp = netdev_get_tx_queue((struct net_device const *)dev, 0U) [L5182] CALL netif_tx_stop_queue(tmp) [L5147] int __ret_warn_on ; [L5148] long tmp ; [L5149] long tmp___0 ; [L5152] __ret_warn_on = (unsigned long )dev_queue == (unsigned long )((struct netdev_queue *)0) [L5153] tmp = __builtin_expect((long )(__ret_warn_on != 0), 0L) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __ret_warn_on=1, __this_module={-18446744073709551677:62}, dev_queue={18446744073709551551:65}, dev_queue={18446744073709551551:65}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, tmp=1, type_strings={53:0}] [L5155] COND TRUE tmp != 0L [L5157] FCALL warn_slowpath_null("include/linux/netdevice.h", (int const )1866) [L5162] tmp___0 = __builtin_expect((long )(__ret_warn_on != 0), 0L) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __ret_warn_on=1, __this_module={-18446744073709551677:62}, dev_queue={18446744073709551551:65}, dev_queue={18446744073709551551:65}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, tmp=1, tmp___0=1, type_strings={53:0}] [L5164] COND TRUE tmp___0 != 0L [L5182] RET netif_tx_stop_queue(tmp) [L7215] RET netif_stop_queue(dev) [L7216] CALL, EXPR dev_to_hdlc(dev) [L5204] void *tmp ; [L5207] CALL, EXPR netdev_priv((struct net_device const *)dev) [L5064] return ((void *)dev + 2560U); VAL [\result={18446744073709551559:63}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-18446744073709551677:62}, dev={18446744073709551559:-2497}, dev={18446744073709551559:-2497}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] [L5207] RET, EXPR netdev_priv((struct net_device const *)dev) [L5207] tmp = netdev_priv((struct net_device const *)dev) [L5209] return ((struct hdlc_device *)tmp); VAL [\result={18446744073709551559:63}, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-18446744073709551677:62}, dev={18446744073709551559:-2497}, dev={18446744073709551559:-2497}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, tmp={18446744073709551559:63}, type_strings={53:0}] [L7216] RET, EXPR dev_to_hdlc(dev) [L7216] tmp___0 = dev_to_hdlc(dev) [L7217] EXPR tmp___0->priv [L7217] CALL fst_closeport((struct fst_port_info *)tmp___0->priv) [L7152] EXPR port->card [L7152] EXPR (port->card)->state VAL [(port->card)->state=60, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-18446744073709551677:62}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, port={18446744073709551556:69}, port={18446744073709551556:69}, port->card={18446744073709551589:-41}, type_strings={53:0}] [L7152] COND FALSE !((port->card)->state == 4U) [L7217] RET fst_closeport((struct fst_port_info *)tmp___0->priv) [L7219] EXPR port->mode VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-18446744073709551677:62}, card={18446744073709551589:-41}, dev={18446744073709551559:-2497}, dev={18446744073709551559:-2497}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, port={18446744073709551556:69}, port->mode=18446744073709551585, rx_dma_done=206, tmp={18446744073709551559:63}, tmp___0={18446744073709551559:63}, tx_dma_done=207, type_strings={53:0}] [L7219] COND TRUE port->mode != 4 [L7221] FCALL hdlc_close(dev) [L7226] CALL ldv_module_put_3(& __this_module) [L8048] CALL ldv_module_put(ldv_func_arg1) [L7985] COND TRUE (unsigned long )module != (unsigned long )((struct module *)0) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-18446744073709551677:62}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, module={-18446744073709551677:62}, module={-18446744073709551677:62}, type_strings={53:0}] [L7986] COND TRUE ldv_module_refcounter <= 1 [L7988] CALL ldv_blast_assert() [L7949] reach_error() VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={-18446744073709551677:62}, fst_card_array={49:0}, fst_driver={55:0}, fst_excluded_cards=0, fst_excluded_list={45:0}, fst_int_task={48:0}, fst_max_reads=7, fst_ops={54:0}, fst_pci_dev_id={46:0}, fst_tx_task={47:0}, fst_txq_high=12, fst_txq_low=8, fst_work_intq={52:0}, fst_work_q_lock={50:0}, fst_work_txq={51:0}, LDV_IN_INTERRUPT=1, ldv_module_refcounter=1, type_strings={53:0}] - UnprovableResult [Line: 7949]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 7949]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 882 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 27.9s, OverallIterations: 18, TraceHistogramMax: 32, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 14.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 34871 SdHoareTripleChecker+Valid, 9.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 34871 mSDsluCounter, 105925 SdHoareTripleChecker+Invalid, 8.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 74681 mSDsCounter, 178 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7141 IncrementalHoareTripleChecker+Invalid, 7319 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 178 mSolverCounterUnsat, 31244 mSDtfsCounter, 7141 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 796 GetRequests, 587 SyntacticMatches, 0 SemanticMatches, 209 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 815 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=14635occurred in iteration=12, InterpolantAutomatonStates: 157, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.3s AutomataMinimizationTime, 17 MinimizatonAttempts, 30725 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 2.6s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 1630 NumberOfCodeBlocks, 1566 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 1703 ConstructedInterpolants, 0 QuantifiedInterpolants, 3683 SizeOfPredicates, 18 NumberOfNonLiveVariables, 8031 ConjunctsInSsa, 89 ConjunctsInUnsatCore, 28 InterpolantComputations, 13 PerfectInterpolantSequences, 5733/7639 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-11-22 20:54:22,488 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f51fd7a7e803b337407ebecb084bc416ae9c8b7a3d33ff72a0e0702d21471e83 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-fcb8e13 [2021-11-22 20:54:24,236 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 20:54:24,238 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 20:54:24,263 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 20:54:24,265 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 20:54:24,268 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 20:54:24,269 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 20:54:24,273 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 20:54:24,275 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 20:54:24,278 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 20:54:24,279 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 20:54:24,282 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 20:54:24,282 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 20:54:24,284 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 20:54:24,285 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 20:54:24,287 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 20:54:24,288 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 20:54:24,288 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 20:54:24,292 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 20:54:24,294 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 20:54:24,297 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 20:54:24,298 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 20:54:24,299 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 20:54:24,300 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 20:54:24,304 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 20:54:24,306 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 20:54:24,307 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 20:54:24,307 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 20:54:24,308 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 20:54:24,309 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 20:54:24,309 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 20:54:24,310 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 20:54:24,311 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 20:54:24,311 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 20:54:24,312 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 20:54:24,312 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 20:54:24,313 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 20:54:24,313 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 20:54:24,313 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 20:54:24,314 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 20:54:24,315 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 20:54:24,318 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-11-22 20:54:24,349 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 20:54:24,350 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 20:54:24,350 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 20:54:24,351 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 20:54:24,352 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 20:54:24,352 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 20:54:24,352 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 20:54:24,353 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 20:54:24,353 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 20:54:24,353 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 20:54:24,354 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 20:54:24,354 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 20:54:24,354 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-22 20:54:24,354 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-22 20:54:24,354 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-22 20:54:24,355 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 20:54:24,355 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 20:54:24,355 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 20:54:24,355 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 20:54:24,355 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 20:54:24,355 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 20:54:24,355 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 20:54:24,356 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 20:54:24,356 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 20:54:24,356 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 20:54:24,356 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-22 20:54:24,356 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-22 20:54:24,357 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 20:54:24,357 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-22 20:54:24,357 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 20:54:24,357 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 20:54:24,357 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-22 20:54:24,357 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f51fd7a7e803b337407ebecb084bc416ae9c8b7a3d33ff72a0e0702d21471e83 [2021-11-22 20:54:24,610 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 20:54:24,629 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 20:54:24,631 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 20:54:24,632 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 20:54:24,632 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 20:54:24,634 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i [2021-11-22 20:54:24,693 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b01a38d8d/2590c48d242c440998b19d56400d245d/FLAGe21e39b4e [2021-11-22 20:54:25,314 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 20:54:25,314 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i [2021-11-22 20:54:25,346 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b01a38d8d/2590c48d242c440998b19d56400d245d/FLAGe21e39b4e [2021-11-22 20:54:25,486 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b01a38d8d/2590c48d242c440998b19d56400d245d [2021-11-22 20:54:25,489 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 20:54:25,491 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 20:54:25,494 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 20:54:25,494 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 20:54:25,497 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 20:54:25,497 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 08:54:25" (1/1) ... [2021-11-22 20:54:25,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d049485 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:54:25, skipping insertion in model container [2021-11-22 20:54:25,499 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 08:54:25" (1/1) ... [2021-11-22 20:54:25,505 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 20:54:25,583 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 20:54:26,529 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i[221005,221018] [2021-11-22 20:54:26,562 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 20:54:26,609 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-22 20:54:26,673 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 20:54:26,942 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i[221005,221018] [2021-11-22 20:54:26,948 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 20:54:26,969 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 20:54:27,187 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-wan-farsync.ko.cil.out.i[221005,221018] [2021-11-22 20:54:27,192 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 20:54:27,329 INFO L208 MainTranslator]: Completed translation [2021-11-22 20:54:27,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:54:27 WrapperNode [2021-11-22 20:54:27,329 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 20:54:27,330 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 20:54:27,331 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 20:54:27,331 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 20:54:27,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:54:27" (1/1) ... [2021-11-22 20:54:27,399 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:54:27" (1/1) ... [2021-11-22 20:54:27,553 INFO L137 Inliner]: procedures = 214, calls = 1489, calls flagged for inlining = 438, calls inlined = 466, statements flattened = 5319 [2021-11-22 20:54:27,553 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 20:54:27,554 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 20:54:27,554 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 20:54:27,554 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 20:54:27,560 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:54:27" (1/1) ... [2021-11-22 20:54:27,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:54:27" (1/1) ... [2021-11-22 20:54:27,582 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:54:27" (1/1) ... [2021-11-22 20:54:27,583 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:54:27" (1/1) ... [2021-11-22 20:54:27,677 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:54:27" (1/1) ... [2021-11-22 20:54:27,690 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:54:27" (1/1) ... [2021-11-22 20:54:27,703 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:54:27" (1/1) ... [2021-11-22 20:54:27,721 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 20:54:27,722 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 20:54:27,722 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 20:54:27,722 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 20:54:27,723 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:54:27" (1/1) ... [2021-11-22 20:54:27,728 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 20:54:27,735 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-22 20:54:27,746 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-22 20:54:27,752 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-22 20:54:27,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-22 20:54:27,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-22 20:54:27,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-22 20:54:27,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-22 20:54:27,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-22 20:54:27,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-22 20:54:27,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 20:54:27,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-22 20:54:27,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-22 20:54:27,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-22 20:54:27,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-22 20:54:27,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 20:54:27,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-22 20:54:27,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-22 20:54:27,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-22 20:54:27,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-22 20:54:27,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-22 20:54:27,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-22 20:54:27,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-22 20:54:27,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-22 20:54:27,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-22 20:54:27,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 20:54:27,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 20:54:27,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-22 20:54:27,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-22 20:54:27,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-22 20:54:27,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-22 20:54:27,772 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-22 20:54:27,773 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 20:54:27,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 20:54:28,298 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 20:54:28,299 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 20:54:28,307 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-22 20:54:28,332 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-22 20:54:28,343 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-22 20:54:28,343 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-22 20:54:28,344 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-22 20:54:28,345 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-22 20:54:28,358 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-22 20:54:58,459 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##644: assume !false; [2021-11-22 20:54:58,459 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##643: assume false; [2021-11-22 20:54:58,459 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##320: assume false; [2021-11-22 20:54:58,459 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##321: assume !false; [2021-11-22 20:54:58,459 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##375: assume !false; [2021-11-22 20:54:58,459 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##374: assume false; [2021-11-22 20:54:58,459 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##381: assume !false; [2021-11-22 20:54:58,460 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##380: assume false; [2021-11-22 20:54:58,460 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##335: assume !false; [2021-11-22 20:54:58,460 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##334: assume false; [2021-11-22 20:54:58,460 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2021-11-22 20:54:58,460 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2021-11-22 20:54:58,460 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##164: assume !false;call ULTIMATE.dealloc(fst_ioctl_~#wrthdr~0#1.base, fst_ioctl_~#wrthdr~0#1.offset);havoc fst_ioctl_~#wrthdr~0#1.base, fst_ioctl_~#wrthdr~0#1.offset;call ULTIMATE.dealloc(fst_ioctl_~#info~0#1.base, fst_ioctl_~#info~0#1.offset);havoc fst_ioctl_~#info~0#1.base, fst_ioctl_~#info~0#1.offset; [2021-11-22 20:54:58,460 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##163: assume false; [2021-11-22 20:54:58,460 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 20:54:58,479 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 20:54:58,480 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-22 20:54:58,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 08:54:58 BoogieIcfgContainer [2021-11-22 20:54:58,482 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 20:54:58,483 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-22 20:54:58,483 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-22 20:54:58,485 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-22 20:54:58,485 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 08:54:25" (1/3) ... [2021-11-22 20:54:58,486 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27fbd97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 08:54:58, skipping insertion in model container [2021-11-22 20:54:58,486 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 08:54:27" (2/3) ... [2021-11-22 20:54:58,486 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27fbd97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 08:54:58, skipping insertion in model container [2021-11-22 20:54:58,486 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 08:54:58" (3/3) ... [2021-11-22 20:54:58,487 INFO L111 eAbstractionObserver]: Analyzing ICFG module_get_put-drivers-net-wan-farsync.ko.cil.out.i [2021-11-22 20:54:58,490 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-22 20:54:58,490 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-22 20:54:58,530 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-22 20:54:58,535 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-22 20:54:58,535 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-22 20:54:58,562 INFO L276 IsEmpty]: Start isEmpty. Operand has 882 states, 878 states have (on average 1.315489749430524) internal successors, (1155), 881 states have internal predecessors, (1155), 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) [2021-11-22 20:54:58,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-22 20:54:58,566 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 20:54:58,566 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 20:54:58,567 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 20:54:58,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 20:54:58,573 INFO L85 PathProgramCache]: Analyzing trace with hash 768663575, now seen corresponding path program 1 times [2021-11-22 20:54:58,583 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 20:54:58,584 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [746783873] [2021-11-22 20:54:58,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:54:58,584 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 20:54:58,585 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-22 20:54:58,591 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 20:54:58,594 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-22 20:54:59,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 20:54:59,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 756 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-22 20:54:59,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 20:54:59,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 20:54:59,374 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 20:54:59,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 20:54:59,426 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 20:54:59,426 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [746783873] [2021-11-22 20:54:59,426 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [746783873] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 20:54:59,427 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 20:54:59,427 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-22 20:54:59,428 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148993855] [2021-11-22 20:54:59,428 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 20:54:59,431 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-22 20:54:59,431 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 20:54:59,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-22 20:54:59,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-22 20:54:59,453 INFO L87 Difference]: Start difference. First operand has 882 states, 878 states have (on average 1.315489749430524) internal successors, (1155), 881 states have internal predecessors, (1155), 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) Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 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) [2021-11-22 20:54:59,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 20:54:59,600 INFO L93 Difference]: Finished difference Result 1759 states and 2306 transitions. [2021-11-22 20:54:59,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-22 20:54:59,602 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 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 13 [2021-11-22 20:54:59,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 20:54:59,614 INFO L225 Difference]: With dead ends: 1759 [2021-11-22 20:54:59,614 INFO L226 Difference]: Without dead ends: 878 [2021-11-22 20:54:59,619 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-22 20:54:59,628 INFO L933 BasicCegarLoop]: 1141 mSDtfsCounter, 3 mSDsluCounter, 1139 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2280 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 20:54:59,629 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 2280 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 20:54:59,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 878 states. [2021-11-22 20:54:59,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 878 to 878. [2021-11-22 20:54:59,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 878 states, 875 states have (on average 1.3051428571428572) internal successors, (1142), 877 states have internal predecessors, (1142), 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) [2021-11-22 20:54:59,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 878 states and 1142 transitions. [2021-11-22 20:54:59,700 INFO L78 Accepts]: Start accepts. Automaton has 878 states and 1142 transitions. Word has length 13 [2021-11-22 20:54:59,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 20:54:59,701 INFO L470 AbstractCegarLoop]: Abstraction has 878 states and 1142 transitions. [2021-11-22 20:54:59,701 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 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) [2021-11-22 20:54:59,701 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1142 transitions. [2021-11-22 20:54:59,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 20:54:59,701 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 20:54:59,702 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 20:54:59,725 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-22 20:54:59,922 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-22 20:54:59,923 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 20:54:59,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 20:54:59,923 INFO L85 PathProgramCache]: Analyzing trace with hash 204010767, now seen corresponding path program 1 times [2021-11-22 20:54:59,924 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 20:54:59,924 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [968541045] [2021-11-22 20:54:59,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:54:59,924 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 20:54:59,925 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-22 20:54:59,925 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 20:54:59,927 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-22 20:55:00,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 20:55:00,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 778 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 20:55:00,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 20:55:00,656 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 20:55:00,656 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 20:55:00,777 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 20:55:00,778 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 20:55:00,778 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [968541045] [2021-11-22 20:55:00,778 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [968541045] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 20:55:00,778 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-22 20:55:00,778 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-11-22 20:55:00,778 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [628211193] [2021-11-22 20:55:00,778 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-22 20:55:00,779 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-22 20:55:00,779 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 20:55:00,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-22 20:55:00,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-22 20:55:00,780 INFO L87 Difference]: Start difference. First operand 878 states and 1142 transitions. Second operand has 8 states, 8 states have (on average 2.875) internal successors, (23), 8 states have internal predecessors, (23), 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) [2021-11-22 20:55:00,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 20:55:00,976 INFO L93 Difference]: Finished difference Result 1756 states and 2287 transitions. [2021-11-22 20:55:00,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 20:55:00,977 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.875) internal successors, (23), 8 states have internal predecessors, (23), 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 17 [2021-11-22 20:55:00,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 20:55:00,979 INFO L225 Difference]: With dead ends: 1756 [2021-11-22 20:55:00,980 INFO L226 Difference]: Without dead ends: 886 [2021-11-22 20:55:00,982 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2021-11-22 20:55:00,982 INFO L933 BasicCegarLoop]: 1137 mSDtfsCounter, 6 mSDsluCounter, 4540 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 5677 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 20:55:00,983 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 5677 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-22 20:55:00,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 886 states. [2021-11-22 20:55:00,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 886 to 886. [2021-11-22 20:55:00,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 886 states, 883 states have (on average 1.3023782559456398) internal successors, (1150), 885 states have internal predecessors, (1150), 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) [2021-11-22 20:55:00,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 886 states and 1150 transitions. [2021-11-22 20:55:00,997 INFO L78 Accepts]: Start accepts. Automaton has 886 states and 1150 transitions. Word has length 17 [2021-11-22 20:55:00,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 20:55:00,997 INFO L470 AbstractCegarLoop]: Abstraction has 886 states and 1150 transitions. [2021-11-22 20:55:00,997 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.875) internal successors, (23), 8 states have internal predecessors, (23), 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) [2021-11-22 20:55:00,997 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1150 transitions. [2021-11-22 20:55:00,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-22 20:55:00,998 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 20:55:00,998 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 20:55:01,025 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-22 20:55:01,211 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-22 20:55:01,212 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 20:55:01,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 20:55:01,212 INFO L85 PathProgramCache]: Analyzing trace with hash 659385087, now seen corresponding path program 2 times [2021-11-22 20:55:01,213 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 20:55:01,213 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [284214283] [2021-11-22 20:55:01,213 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-22 20:55:01,213 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 20:55:01,213 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-22 20:55:01,214 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 20:55:01,217 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-22 20:55:01,789 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-22 20:55:01,789 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 20:55:01,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 756 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-22 20:55:01,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 20:55:01,936 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-22 20:55:01,936 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 20:55:02,051 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-22 20:55:02,051 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 20:55:02,051 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [284214283] [2021-11-22 20:55:02,052 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [284214283] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 20:55:02,052 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 20:55:02,052 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-22 20:55:02,052 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966639639] [2021-11-22 20:55:02,052 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 20:55:02,052 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 20:55:02,052 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 20:55:02,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 20:55:02,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 20:55:02,053 INFO L87 Difference]: Start difference. First operand 886 states and 1150 transitions. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 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) [2021-11-22 20:55:02,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 20:55:02,126 INFO L93 Difference]: Finished difference Result 2610 states and 3399 transitions. [2021-11-22 20:55:02,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 20:55:02,127 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 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 25 [2021-11-22 20:55:02,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 20:55:02,132 INFO L225 Difference]: With dead ends: 2610 [2021-11-22 20:55:02,132 INFO L226 Difference]: Without dead ends: 1741 [2021-11-22 20:55:02,133 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 20:55:02,134 INFO L933 BasicCegarLoop]: 1136 mSDtfsCounter, 1119 mSDsluCounter, 1118 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1119 SdHoareTripleChecker+Valid, 2254 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 20:55:02,134 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1119 Valid, 2254 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 20:55:02,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1741 states. [2021-11-22 20:55:02,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1741 to 1737. [2021-11-22 20:55:02,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1737 states, 1734 states have (on average 1.3027681660899655) internal successors, (2259), 1736 states have internal predecessors, (2259), 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) [2021-11-22 20:55:02,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1737 states to 1737 states and 2259 transitions. [2021-11-22 20:55:02,179 INFO L78 Accepts]: Start accepts. Automaton has 1737 states and 2259 transitions. Word has length 25 [2021-11-22 20:55:02,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 20:55:02,179 INFO L470 AbstractCegarLoop]: Abstraction has 1737 states and 2259 transitions. [2021-11-22 20:55:02,179 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 2 states have internal predecessors, (15), 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) [2021-11-22 20:55:02,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 2259 transitions. [2021-11-22 20:55:02,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-22 20:55:02,182 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 20:55:02,182 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 20:55:02,200 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-22 20:55:02,395 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-22 20:55:02,395 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 20:55:02,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 20:55:02,396 INFO L85 PathProgramCache]: Analyzing trace with hash 1194300222, now seen corresponding path program 1 times [2021-11-22 20:55:02,397 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 20:55:02,397 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [410204392] [2021-11-22 20:55:02,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:55:02,397 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 20:55:02,397 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-22 20:55:02,401 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 20:55:02,403 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-22 20:55:03,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 20:55:03,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 879 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-22 20:55:03,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 20:55:03,361 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 20:55:03,361 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 20:55:03,794 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 20:55:03,794 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 20:55:03,794 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [410204392] [2021-11-22 20:55:03,794 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [410204392] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 20:55:03,795 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-22 20:55:03,795 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-11-22 20:55:03,795 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772243322] [2021-11-22 20:55:03,795 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-22 20:55:03,795 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-22 20:55:03,795 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 20:55:03,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-22 20:55:03,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=162, Unknown=0, NotChecked=0, Total=240 [2021-11-22 20:55:03,796 INFO L87 Difference]: Start difference. First operand 1737 states and 2259 transitions. Second operand has 16 states, 16 states have (on average 3.3125) internal successors, (53), 16 states have internal predecessors, (53), 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) [2021-11-22 20:55:04,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 20:55:04,618 INFO L93 Difference]: Finished difference Result 3474 states and 4525 transitions. [2021-11-22 20:55:04,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-22 20:55:04,619 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 3.3125) internal successors, (53), 16 states have internal predecessors, (53), 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 39 [2021-11-22 20:55:04,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 20:55:04,624 INFO L225 Difference]: With dead ends: 3474 [2021-11-22 20:55:04,624 INFO L226 Difference]: Without dead ends: 1753 [2021-11-22 20:55:04,626 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=174, Invalid=288, Unknown=0, NotChecked=0, Total=462 [2021-11-22 20:55:04,627 INFO L933 BasicCegarLoop]: 1136 mSDtfsCounter, 15 mSDsluCounter, 10206 mSDsCounter, 0 mSdLazyCounter, 127 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 11342 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-22 20:55:04,628 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15 Valid, 11342 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-22 20:55:04,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1753 states. [2021-11-22 20:55:04,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1753 to 1753. [2021-11-22 20:55:04,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1753 states, 1750 states have (on average 1.3) internal successors, (2275), 1752 states have internal predecessors, (2275), 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) [2021-11-22 20:55:04,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1753 states to 1753 states and 2275 transitions. [2021-11-22 20:55:04,661 INFO L78 Accepts]: Start accepts. Automaton has 1753 states and 2275 transitions. Word has length 39 [2021-11-22 20:55:04,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 20:55:04,661 INFO L470 AbstractCegarLoop]: Abstraction has 1753 states and 2275 transitions. [2021-11-22 20:55:04,662 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.3125) internal successors, (53), 16 states have internal predecessors, (53), 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) [2021-11-22 20:55:04,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 2275 transitions. [2021-11-22 20:55:04,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-22 20:55:04,667 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 20:55:04,667 INFO L514 BasicCegarLoop]: trace histogram [14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 20:55:04,703 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-22 20:55:04,875 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-22 20:55:04,875 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 20:55:04,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 20:55:04,876 INFO L85 PathProgramCache]: Analyzing trace with hash -356292834, now seen corresponding path program 2 times [2021-11-22 20:55:04,877 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 20:55:04,877 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1100975263] [2021-11-22 20:55:04,877 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-22 20:55:04,877 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 20:55:04,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-22 20:55:04,878 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 20:55:04,878 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-22 20:55:05,426 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-22 20:55:05,426 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 20:55:05,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 813 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 20:55:05,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 20:55:05,575 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-22 20:55:05,575 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 20:55:05,648 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-22 20:55:05,648 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 20:55:05,648 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1100975263] [2021-11-22 20:55:05,648 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1100975263] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 20:55:05,648 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 20:55:05,648 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-22 20:55:05,649 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083618700] [2021-11-22 20:55:05,649 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 20:55:05,649 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-22 20:55:05,649 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 20:55:05,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-22 20:55:05,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-22 20:55:05,650 INFO L87 Difference]: Start difference. First operand 1753 states and 2275 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 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) [2021-11-22 20:55:05,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 20:55:05,827 INFO L93 Difference]: Finished difference Result 5549 states and 7267 transitions. [2021-11-22 20:55:05,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 20:55:05,828 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 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 55 [2021-11-22 20:55:05,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 20:55:05,839 INFO L225 Difference]: With dead ends: 5549 [2021-11-22 20:55:05,840 INFO L226 Difference]: Without dead ends: 3834 [2021-11-22 20:55:05,844 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-22 20:55:05,846 INFO L933 BasicCegarLoop]: 2103 mSDtfsCounter, 3870 mSDsluCounter, 5311 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3870 SdHoareTripleChecker+Valid, 7414 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 20:55:05,847 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3870 Valid, 7414 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-22 20:55:05,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3834 states. [2021-11-22 20:55:05,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3834 to 1638. [2021-11-22 20:55:05,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1638 states, 1635 states have (on average 1.30519877675841) internal successors, (2134), 1637 states have internal predecessors, (2134), 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) [2021-11-22 20:55:05,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 1638 states and 2134 transitions. [2021-11-22 20:55:05,906 INFO L78 Accepts]: Start accepts. Automaton has 1638 states and 2134 transitions. Word has length 55 [2021-11-22 20:55:05,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 20:55:05,906 INFO L470 AbstractCegarLoop]: Abstraction has 1638 states and 2134 transitions. [2021-11-22 20:55:05,906 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 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) [2021-11-22 20:55:05,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1638 states and 2134 transitions. [2021-11-22 20:55:05,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-22 20:55:05,909 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 20:55:05,909 INFO L514 BasicCegarLoop]: trace histogram [14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 20:55:05,946 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-22 20:55:06,115 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-22 20:55:06,116 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 20:55:06,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 20:55:06,116 INFO L85 PathProgramCache]: Analyzing trace with hash -978692860, now seen corresponding path program 1 times [2021-11-22 20:55:06,117 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 20:55:06,117 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1521338518] [2021-11-22 20:55:06,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:55:06,117 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 20:55:06,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-22 20:55:06,118 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 20:55:06,120 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-22 20:55:06,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 20:55:06,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 970 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 20:55:06,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 20:55:07,349 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 20:55:07,349 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 20:55:08,489 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 20:55:08,489 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 20:55:08,489 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1521338518] [2021-11-22 20:55:08,489 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1521338518] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 20:55:08,489 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-22 20:55:08,490 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 32 [2021-11-22 20:55:08,490 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647497009] [2021-11-22 20:55:08,490 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-22 20:55:08,490 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2021-11-22 20:55:08,490 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 20:55:08,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-11-22 20:55:08,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=286, Invalid=706, Unknown=0, NotChecked=0, Total=992 [2021-11-22 20:55:08,491 INFO L87 Difference]: Start difference. First operand 1638 states and 2134 transitions. Second operand has 32 states, 32 states have (on average 2.71875) internal successors, (87), 32 states have internal predecessors, (87), 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) [2021-11-22 20:55:11,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 20:55:11,569 INFO L93 Difference]: Finished difference Result 3276 states and 4283 transitions. [2021-11-22 20:55:11,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-11-22 20:55:11,570 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 32 states have (on average 2.71875) internal successors, (87), 32 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 57 [2021-11-22 20:55:11,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 20:55:11,574 INFO L225 Difference]: With dead ends: 3276 [2021-11-22 20:55:11,574 INFO L226 Difference]: Without dead ends: 1670 [2021-11-22 20:55:11,577 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=734, Invalid=1336, Unknown=0, NotChecked=0, Total=2070 [2021-11-22 20:55:11,577 INFO L933 BasicCegarLoop]: 1136 mSDtfsCounter, 31 mSDsluCounter, 17010 mSDsCounter, 0 mSdLazyCounter, 509 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 18146 SdHoareTripleChecker+Invalid, 539 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 509 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-22 20:55:11,577 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [31 Valid, 18146 Invalid, 539 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 509 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-11-22 20:55:11,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1670 states. [2021-11-22 20:55:11,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1670 to 1670. [2021-11-22 20:55:11,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1670 states, 1667 states have (on average 1.2993401319736053) internal successors, (2166), 1669 states have internal predecessors, (2166), 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) [2021-11-22 20:55:11,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 1670 states and 2166 transitions. [2021-11-22 20:55:11,610 INFO L78 Accepts]: Start accepts. Automaton has 1670 states and 2166 transitions. Word has length 57 [2021-11-22 20:55:11,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 20:55:11,611 INFO L470 AbstractCegarLoop]: Abstraction has 1670 states and 2166 transitions. [2021-11-22 20:55:11,611 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 2.71875) internal successors, (87), 32 states have internal predecessors, (87), 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) [2021-11-22 20:55:11,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1670 states and 2166 transitions. [2021-11-22 20:55:11,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-22 20:55:11,612 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 20:55:11,613 INFO L514 BasicCegarLoop]: trace histogram [30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 20:55:11,634 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-22 20:55:11,831 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-22 20:55:11,832 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 20:55:11,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 20:55:11,832 INFO L85 PathProgramCache]: Analyzing trace with hash -794047292, now seen corresponding path program 2 times [2021-11-22 20:55:11,833 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 20:55:11,833 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [889593040] [2021-11-22 20:55:11,833 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-22 20:55:11,833 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 20:55:11,833 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-22 20:55:11,834 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 20:55:11,834 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-22 20:55:12,410 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-22 20:55:12,411 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 20:55:12,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 816 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 20:55:12,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 20:55:12,763 INFO L134 CoverageAnalysis]: Checked inductivity of 900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-11-22 20:55:12,763 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 20:55:13,170 INFO L134 CoverageAnalysis]: Checked inductivity of 900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-11-22 20:55:13,170 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 20:55:13,170 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [889593040] [2021-11-22 20:55:13,170 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [889593040] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 20:55:13,170 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 20:55:13,170 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2021-11-22 20:55:13,170 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047159554] [2021-11-22 20:55:13,170 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 20:55:13,171 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 20:55:13,171 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 20:55:13,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 20:55:13,171 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-22 20:55:13,171 INFO L87 Difference]: Start difference. First operand 1670 states and 2166 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 20:55:13,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 20:55:13,487 INFO L93 Difference]: Finished difference Result 6606 states and 8631 transitions. [2021-11-22 20:55:13,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 20:55:13,488 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 89 [2021-11-22 20:55:13,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 20:55:13,502 INFO L225 Difference]: With dead ends: 6606 [2021-11-22 20:55:13,503 INFO L226 Difference]: Without dead ends: 5734 [2021-11-22 20:55:13,505 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-22 20:55:13,506 INFO L933 BasicCegarLoop]: 2105 mSDtfsCounter, 6387 mSDsluCounter, 5468 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6387 SdHoareTripleChecker+Valid, 7573 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-22 20:55:13,506 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6387 Valid, 7573 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-22 20:55:13,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5734 states. [2021-11-22 20:55:13,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5734 to 4968. [2021-11-22 20:55:13,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4968 states, 4965 states have (on average 1.3071500503524673) internal successors, (6490), 4967 states have internal predecessors, (6490), 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) [2021-11-22 20:55:13,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4968 states to 4968 states and 6490 transitions. [2021-11-22 20:55:13,620 INFO L78 Accepts]: Start accepts. Automaton has 4968 states and 6490 transitions. Word has length 89 [2021-11-22 20:55:13,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 20:55:13,622 INFO L470 AbstractCegarLoop]: Abstraction has 4968 states and 6490 transitions. [2021-11-22 20:55:13,622 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 20:55:13,622 INFO L276 IsEmpty]: Start isEmpty. Operand 4968 states and 6490 transitions. [2021-11-22 20:55:13,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-22 20:55:13,623 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 20:55:13,623 INFO L514 BasicCegarLoop]: trace histogram [30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 20:55:13,641 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-22 20:55:13,839 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-22 20:55:13,840 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 20:55:13,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 20:55:13,840 INFO L85 PathProgramCache]: Analyzing trace with hash 905367956, now seen corresponding path program 1 times [2021-11-22 20:55:13,841 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 20:55:13,841 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1735900246] [2021-11-22 20:55:13,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:55:13,841 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 20:55:13,842 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-22 20:55:13,842 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 20:55:13,843 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-22 20:55:14,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 20:55:14,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 1142 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-22 20:55:14,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 20:55:16,297 INFO L134 CoverageAnalysis]: Checked inductivity of 900 backedges. 0 proven. 900 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 20:55:16,298 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 20:55:19,769 INFO L134 CoverageAnalysis]: Checked inductivity of 900 backedges. 0 proven. 900 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 20:55:19,770 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 20:55:19,770 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1735900246] [2021-11-22 20:55:19,770 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1735900246] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 20:55:19,770 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-22 20:55:19,770 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33] total 64 [2021-11-22 20:55:19,770 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810136512] [2021-11-22 20:55:19,770 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-22 20:55:19,770 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 64 states [2021-11-22 20:55:19,770 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 20:55:19,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2021-11-22 20:55:19,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=651, Invalid=3381, Unknown=0, NotChecked=0, Total=4032 [2021-11-22 20:55:19,772 INFO L87 Difference]: Start difference. First operand 4968 states and 6490 transitions. Second operand has 64 states, 64 states have (on average 2.40625) internal successors, (154), 64 states have internal predecessors, (154), 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) [2021-11-22 20:55:24,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 20:55:24,788 INFO L93 Difference]: Finished difference Result 9876 states and 12921 transitions. [2021-11-22 20:55:24,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-11-22 20:55:24,790 INFO L78 Accepts]: Start accepts. Automaton has has 64 states, 64 states have (on average 2.40625) internal successors, (154), 64 states have internal predecessors, (154), 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 92 [2021-11-22 20:55:24,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 20:55:24,804 INFO L225 Difference]: With dead ends: 9876 [2021-11-22 20:55:24,805 INFO L226 Difference]: Without dead ends: 4972 [2021-11-22 20:55:24,813 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 464 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=651, Invalid=3381, Unknown=0, NotChecked=0, Total=4032 [2021-11-22 20:55:24,814 INFO L933 BasicCegarLoop]: 1136 mSDtfsCounter, 32 mSDsluCounter, 37422 mSDsCounter, 0 mSdLazyCounter, 2059 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 38558 SdHoareTripleChecker+Invalid, 2091 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 2059 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2021-11-22 20:55:24,814 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [32 Valid, 38558 Invalid, 2091 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 2059 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2021-11-22 20:55:24,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4972 states. [2021-11-22 20:55:24,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4972 to 4972. [2021-11-22 20:55:24,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4972 states, 4969 states have (on average 1.3069027973435299) internal successors, (6494), 4971 states have internal predecessors, (6494), 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) [2021-11-22 20:55:24,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4972 states to 4972 states and 6494 transitions. [2021-11-22 20:55:24,969 INFO L78 Accepts]: Start accepts. Automaton has 4972 states and 6494 transitions. Word has length 92 [2021-11-22 20:55:24,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 20:55:24,970 INFO L470 AbstractCegarLoop]: Abstraction has 4972 states and 6494 transitions. [2021-11-22 20:55:24,971 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 64 states, 64 states have (on average 2.40625) internal successors, (154), 64 states have internal predecessors, (154), 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) [2021-11-22 20:55:24,971 INFO L276 IsEmpty]: Start isEmpty. Operand 4972 states and 6494 transitions. [2021-11-22 20:55:24,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-22 20:55:24,975 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 20:55:24,975 INFO L514 BasicCegarLoop]: trace histogram [32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 20:55:25,003 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-22 20:55:25,199 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-22 20:55:25,200 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 20:55:25,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 20:55:25,200 INFO L85 PathProgramCache]: Analyzing trace with hash -1537282660, now seen corresponding path program 2 times [2021-11-22 20:55:25,201 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 20:55:25,201 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1652047662] [2021-11-22 20:55:25,201 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-22 20:55:25,201 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 20:55:25,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-22 20:55:25,202 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 20:55:25,203 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-22 20:55:25,799 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-22 20:55:25,799 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 20:55:25,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 812 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 20:55:25,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 20:55:25,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1024 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2021-11-22 20:55:25,982 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 20:55:26,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1024 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2021-11-22 20:55:26,136 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 20:55:26,136 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1652047662] [2021-11-22 20:55:26,136 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1652047662] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 20:55:26,136 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 20:55:26,137 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-11-22 20:55:26,137 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737112760] [2021-11-22 20:55:26,137 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 20:55:26,137 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-22 20:55:26,138 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 20:55:26,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-22 20:55:26,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-22 20:55:26,138 INFO L87 Difference]: Start difference. First operand 4972 states and 6494 transitions. Second operand has 8 states, 8 states have (on average 4.75) internal successors, (38), 8 states have internal predecessors, (38), 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) [2021-11-22 20:55:26,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 20:55:26,439 INFO L93 Difference]: Finished difference Result 14241 states and 18689 transitions. [2021-11-22 20:55:26,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 20:55:26,441 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 8 states have internal predecessors, (38), 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 96 [2021-11-22 20:55:26,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 20:55:26,483 INFO L225 Difference]: With dead ends: 14241 [2021-11-22 20:55:26,483 INFO L226 Difference]: Without dead ends: 9343 [2021-11-22 20:55:26,491 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-11-22 20:55:26,493 INFO L933 BasicCegarLoop]: 2096 mSDtfsCounter, 4467 mSDsluCounter, 4938 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4467 SdHoareTripleChecker+Valid, 7034 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 20:55:26,493 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4467 Valid, 7034 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-22 20:55:26,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9343 states. [2021-11-22 20:55:26,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9343 to 4972. [2021-11-22 20:55:26,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4972 states, 4969 states have (on average 1.306097806399678) internal successors, (6490), 4971 states have internal predecessors, (6490), 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) [2021-11-22 20:55:26,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4972 states to 4972 states and 6490 transitions. [2021-11-22 20:55:26,691 INFO L78 Accepts]: Start accepts. Automaton has 4972 states and 6490 transitions. Word has length 96 [2021-11-22 20:55:26,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 20:55:26,691 INFO L470 AbstractCegarLoop]: Abstraction has 4972 states and 6490 transitions. [2021-11-22 20:55:26,692 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 8 states have internal predecessors, (38), 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) [2021-11-22 20:55:26,692 INFO L276 IsEmpty]: Start isEmpty. Operand 4972 states and 6490 transitions. [2021-11-22 20:55:26,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-22 20:55:26,693 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 20:55:26,693 INFO L514 BasicCegarLoop]: trace histogram [32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 20:55:26,712 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-22 20:55:26,907 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-22 20:55:26,908 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 20:55:26,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 20:55:26,908 INFO L85 PathProgramCache]: Analyzing trace with hash 199109862, now seen corresponding path program 1 times [2021-11-22 20:55:26,909 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 20:55:26,909 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1364286034] [2021-11-22 20:55:26,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:55:26,909 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 20:55:26,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-22 20:55:26,910 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 20:55:26,912 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-22 20:55:27,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 20:55:27,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 1208 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-22 20:55:27,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 20:55:28,024 INFO L134 CoverageAnalysis]: Checked inductivity of 1024 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2021-11-22 20:55:28,024 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 20:55:28,323 INFO L134 CoverageAnalysis]: Checked inductivity of 1024 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2021-11-22 20:55:28,323 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 20:55:28,323 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1364286034] [2021-11-22 20:55:28,323 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1364286034] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 20:55:28,323 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 20:55:28,323 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-22 20:55:28,323 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1884083124] [2021-11-22 20:55:28,324 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 20:55:28,324 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-22 20:55:28,324 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 20:55:28,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-22 20:55:28,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-22 20:55:28,324 INFO L87 Difference]: Start difference. First operand 4972 states and 6490 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 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) [2021-11-22 20:55:28,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 20:55:28,641 INFO L93 Difference]: Finished difference Result 17684 states and 23319 transitions. [2021-11-22 20:55:28,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-22 20:55:28,641 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 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 99 [2021-11-22 20:55:28,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 20:55:28,668 INFO L225 Difference]: With dead ends: 17684 [2021-11-22 20:55:28,669 INFO L226 Difference]: Without dead ends: 12786 [2021-11-22 20:55:28,680 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-22 20:55:28,680 INFO L933 BasicCegarLoop]: 1135 mSDtfsCounter, 1891 mSDsluCounter, 2781 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1891 SdHoareTripleChecker+Valid, 3916 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 20:55:28,680 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1891 Valid, 3916 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 20:55:28,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12786 states. [2021-11-22 20:55:29,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12786 to 12772. [2021-11-22 20:55:29,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12772 states, 12769 states have (on average 1.321011825514919) internal successors, (16868), 12771 states have internal predecessors, (16868), 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) [2021-11-22 20:55:29,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12772 states to 12772 states and 16868 transitions. [2021-11-22 20:55:29,124 INFO L78 Accepts]: Start accepts. Automaton has 12772 states and 16868 transitions. Word has length 99 [2021-11-22 20:55:29,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 20:55:29,124 INFO L470 AbstractCegarLoop]: Abstraction has 12772 states and 16868 transitions. [2021-11-22 20:55:29,124 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 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) [2021-11-22 20:55:29,125 INFO L276 IsEmpty]: Start isEmpty. Operand 12772 states and 16868 transitions. [2021-11-22 20:55:29,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-22 20:55:29,126 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 20:55:29,126 INFO L514 BasicCegarLoop]: trace histogram [32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 20:55:29,150 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-22 20:55:29,338 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-22 20:55:29,338 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 20:55:29,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 20:55:29,339 INFO L85 PathProgramCache]: Analyzing trace with hash 258526757, now seen corresponding path program 1 times [2021-11-22 20:55:29,339 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 20:55:29,340 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [526943648] [2021-11-22 20:55:29,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:55:29,340 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 20:55:29,340 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-22 20:55:29,341 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 20:55:29,342 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-11-22 20:55:30,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 20:55:30,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 1182 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-22 20:55:30,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 20:55:30,383 INFO L134 CoverageAnalysis]: Checked inductivity of 1024 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2021-11-22 20:55:30,383 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 20:55:30,604 INFO L134 CoverageAnalysis]: Checked inductivity of 1024 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2021-11-22 20:55:30,604 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 20:55:30,604 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [526943648] [2021-11-22 20:55:30,604 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [526943648] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 20:55:30,605 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 20:55:30,605 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 6 [2021-11-22 20:55:30,605 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741883666] [2021-11-22 20:55:30,605 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 20:55:30,605 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 20:55:30,605 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 20:55:30,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 20:55:30,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-22 20:55:30,606 INFO L87 Difference]: Start difference. First operand 12772 states and 16868 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 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) [2021-11-22 20:55:31,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 20:55:31,965 INFO L93 Difference]: Finished difference Result 38733 states and 51207 transitions. [2021-11-22 20:55:31,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 20:55:31,967 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 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 102 [2021-11-22 20:55:31,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 20:55:32,017 INFO L225 Difference]: With dead ends: 38733 [2021-11-22 20:55:32,017 INFO L226 Difference]: Without dead ends: 26035 [2021-11-22 20:55:32,035 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-11-22 20:55:32,035 INFO L933 BasicCegarLoop]: 4056 mSDtfsCounter, 4325 mSDsluCounter, 5647 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4325 SdHoareTripleChecker+Valid, 9703 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-22 20:55:32,036 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4325 Valid, 9703 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-22 20:55:32,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26035 states. [2021-11-22 20:55:32,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26035 to 14643. [2021-11-22 20:55:32,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14643 states, 14640 states have (on average 1.3217896174863388) internal successors, (19351), 14642 states have internal predecessors, (19351), 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) [2021-11-22 20:55:32,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14643 states to 14643 states and 19351 transitions. [2021-11-22 20:55:32,830 INFO L78 Accepts]: Start accepts. Automaton has 14643 states and 19351 transitions. Word has length 102 [2021-11-22 20:55:32,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 20:55:32,831 INFO L470 AbstractCegarLoop]: Abstraction has 14643 states and 19351 transitions. [2021-11-22 20:55:32,831 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 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) [2021-11-22 20:55:32,831 INFO L276 IsEmpty]: Start isEmpty. Operand 14643 states and 19351 transitions. [2021-11-22 20:55:32,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-22 20:55:32,833 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 20:55:32,834 INFO L514 BasicCegarLoop]: trace histogram [32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 20:55:32,859 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-11-22 20:55:33,039 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-22 20:55:33,039 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 20:55:33,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 20:55:33,040 INFO L85 PathProgramCache]: Analyzing trace with hash -1574707305, now seen corresponding path program 1 times [2021-11-22 20:55:33,041 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 20:55:33,041 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [219472150] [2021-11-22 20:55:33,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:55:33,041 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 20:55:33,041 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-22 20:55:33,042 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 20:55:33,044 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-11-22 20:55:33,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 20:55:33,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 1207 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 20:55:33,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 20:55:33,994 INFO L134 CoverageAnalysis]: Checked inductivity of 1024 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2021-11-22 20:55:33,994 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 20:55:34,109 INFO L134 CoverageAnalysis]: Checked inductivity of 1024 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2021-11-22 20:55:34,109 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 20:55:34,109 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [219472150] [2021-11-22 20:55:34,110 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [219472150] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 20:55:34,110 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 20:55:34,110 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-22 20:55:34,110 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516256984] [2021-11-22 20:55:34,110 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 20:55:34,111 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 20:55:34,111 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 20:55:34,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 20:55:34,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-22 20:55:34,111 INFO L87 Difference]: Start difference. First operand 14643 states and 19351 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 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) [2021-11-22 20:55:35,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 20:55:35,304 INFO L93 Difference]: Finished difference Result 25321 states and 33434 transitions. [2021-11-22 20:55:35,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-22 20:55:35,304 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 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 107 [2021-11-22 20:55:35,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 20:55:35,345 INFO L225 Difference]: With dead ends: 25321 [2021-11-22 20:55:35,345 INFO L226 Difference]: Without dead ends: 25314 [2021-11-22 20:55:35,354 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-11-22 20:55:35,355 INFO L933 BasicCegarLoop]: 3265 mSDtfsCounter, 4173 mSDsluCounter, 5495 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4173 SdHoareTripleChecker+Valid, 8760 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 20:55:35,355 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4173 Valid, 8760 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-22 20:55:35,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25314 states. [2021-11-22 20:55:36,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25314 to 14655. [2021-11-22 20:55:36,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14655 states, 14652 states have (on average 1.3215260715260715) internal successors, (19363), 14654 states have internal predecessors, (19363), 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) [2021-11-22 20:55:36,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14655 states to 14655 states and 19363 transitions. [2021-11-22 20:55:36,488 INFO L78 Accepts]: Start accepts. Automaton has 14655 states and 19363 transitions. Word has length 107 [2021-11-22 20:55:36,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 20:55:36,489 INFO L470 AbstractCegarLoop]: Abstraction has 14655 states and 19363 transitions. [2021-11-22 20:55:36,489 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 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) [2021-11-22 20:55:36,489 INFO L276 IsEmpty]: Start isEmpty. Operand 14655 states and 19363 transitions. [2021-11-22 20:55:36,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-22 20:55:36,493 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 20:55:36,493 INFO L514 BasicCegarLoop]: trace histogram [32, 32, 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] [2021-11-22 20:55:36,555 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-11-22 20:55:36,715 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-22 20:55:36,715 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 20:55:36,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 20:55:36,716 INFO L85 PathProgramCache]: Analyzing trace with hash -742404829, now seen corresponding path program 1 times [2021-11-22 20:55:36,716 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 20:55:36,717 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [46276846] [2021-11-22 20:55:36,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:55:36,717 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 20:55:36,717 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-22 20:55:36,718 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 20:55:36,719 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-11-22 20:55:37,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 20:55:37,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 1212 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 20:55:37,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 20:55:37,811 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2021-11-22 20:55:37,811 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 20:55:38,008 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2021-11-22 20:55:38,008 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 20:55:38,008 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [46276846] [2021-11-22 20:55:38,008 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [46276846] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 20:55:38,008 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 20:55:38,009 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-22 20:55:38,009 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1475023051] [2021-11-22 20:55:38,009 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 20:55:38,009 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 20:55:38,009 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 20:55:38,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 20:55:38,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-22 20:55:38,010 INFO L87 Difference]: Start difference. First operand 14655 states and 19363 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 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) [2021-11-22 20:55:38,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 20:55:38,297 INFO L93 Difference]: Finished difference Result 18269 states and 24119 transitions. [2021-11-22 20:55:38,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-22 20:55:38,298 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 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 111 [2021-11-22 20:55:38,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 20:55:38,305 INFO L225 Difference]: With dead ends: 18269 [2021-11-22 20:55:38,306 INFO L226 Difference]: Without dead ends: 3688 [2021-11-22 20:55:38,321 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-22 20:55:38,321 INFO L933 BasicCegarLoop]: 1985 mSDtfsCounter, 1966 mSDsluCounter, 3013 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1966 SdHoareTripleChecker+Valid, 4998 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 20:55:38,322 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1966 Valid, 4998 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 20:55:38,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3688 states. [2021-11-22 20:55:38,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3688 to 3688. [2021-11-22 20:55:38,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3688 states, 3686 states have (on average 1.308193163320673) internal successors, (4822), 3687 states have internal predecessors, (4822), 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) [2021-11-22 20:55:38,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3688 states to 3688 states and 4822 transitions. [2021-11-22 20:55:38,507 INFO L78 Accepts]: Start accepts. Automaton has 3688 states and 4822 transitions. Word has length 111 [2021-11-22 20:55:38,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 20:55:38,508 INFO L470 AbstractCegarLoop]: Abstraction has 3688 states and 4822 transitions. [2021-11-22 20:55:38,508 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 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) [2021-11-22 20:55:38,508 INFO L276 IsEmpty]: Start isEmpty. Operand 3688 states and 4822 transitions. [2021-11-22 20:55:38,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-22 20:55:38,510 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 20:55:38,510 INFO L514 BasicCegarLoop]: trace histogram [32, 32, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 20:55:38,544 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-11-22 20:55:38,734 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-22 20:55:38,735 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 20:55:38,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 20:55:38,735 INFO L85 PathProgramCache]: Analyzing trace with hash -48184964, now seen corresponding path program 1 times [2021-11-22 20:55:38,736 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 20:55:38,736 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1288141691] [2021-11-22 20:55:38,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:55:38,736 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 20:55:38,736 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-22 20:55:38,737 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 20:55:38,739 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2021-11-22 20:55:39,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 20:55:39,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 1256 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 20:55:39,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 20:55:39,755 INFO L134 CoverageAnalysis]: Checked inductivity of 1028 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2021-11-22 20:55:39,755 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 20:55:39,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1028 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2021-11-22 20:55:39,894 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 20:55:39,894 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1288141691] [2021-11-22 20:55:39,894 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1288141691] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 20:55:39,894 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 20:55:39,894 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-22 20:55:39,894 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360824316] [2021-11-22 20:55:39,894 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 20:55:39,895 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 20:55:39,895 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 20:55:39,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 20:55:39,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-22 20:55:39,895 INFO L87 Difference]: Start difference. First operand 3688 states and 4822 transitions. Second operand has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 6 states have internal predecessors, (55), 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) [2021-11-22 20:55:40,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 20:55:40,105 INFO L93 Difference]: Finished difference Result 6585 states and 8624 transitions. [2021-11-22 20:55:40,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-22 20:55:40,105 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 6 states have internal predecessors, (55), 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 113 [2021-11-22 20:55:40,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 20:55:40,109 INFO L225 Difference]: With dead ends: 6585 [2021-11-22 20:55:40,109 INFO L226 Difference]: Without dead ends: 2959 [2021-11-22 20:55:40,113 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-22 20:55:40,113 INFO L933 BasicCegarLoop]: 1130 mSDtfsCounter, 2 mSDsluCounter, 4508 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 5638 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 20:55:40,114 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 5638 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 20:55:40,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2959 states. [2021-11-22 20:55:40,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2959 to 2305. [2021-11-22 20:55:40,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2305 states, 2303 states have (on average 1.3009118541033435) internal successors, (2996), 2304 states have internal predecessors, (2996), 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) [2021-11-22 20:55:40,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2305 states to 2305 states and 2996 transitions. [2021-11-22 20:55:40,241 INFO L78 Accepts]: Start accepts. Automaton has 2305 states and 2996 transitions. Word has length 113 [2021-11-22 20:55:40,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 20:55:40,241 INFO L470 AbstractCegarLoop]: Abstraction has 2305 states and 2996 transitions. [2021-11-22 20:55:40,242 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 6 states have internal predecessors, (55), 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) [2021-11-22 20:55:40,242 INFO L276 IsEmpty]: Start isEmpty. Operand 2305 states and 2996 transitions. [2021-11-22 20:55:40,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-22 20:55:40,244 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 20:55:40,244 INFO L514 BasicCegarLoop]: trace histogram [32, 32, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 20:55:40,269 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2021-11-22 20:55:40,459 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-22 20:55:40,459 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 20:55:40,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 20:55:40,460 INFO L85 PathProgramCache]: Analyzing trace with hash 92222957, now seen corresponding path program 1 times [2021-11-22 20:55:40,461 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 20:55:40,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [411405541] [2021-11-22 20:55:40,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:55:40,461 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 20:55:40,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-22 20:55:40,462 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 20:55:40,463 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-11-22 20:55:41,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 20:55:41,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 1279 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 20:55:41,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 20:55:41,691 INFO L134 CoverageAnalysis]: Checked inductivity of 1028 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1028 trivial. 0 not checked. [2021-11-22 20:55:41,691 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 20:55:41,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1028 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1028 trivial. 0 not checked. [2021-11-22 20:55:41,884 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 20:55:41,884 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [411405541] [2021-11-22 20:55:41,884 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [411405541] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 20:55:41,885 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 20:55:41,885 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 6 [2021-11-22 20:55:41,885 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35644603] [2021-11-22 20:55:41,885 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 20:55:41,885 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 20:55:41,885 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 20:55:41,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 20:55:41,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-22 20:55:41,886 INFO L87 Difference]: Start difference. First operand 2305 states and 2996 transitions. Second operand has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 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) [2021-11-22 20:55:42,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 20:55:42,682 INFO L93 Difference]: Finished difference Result 11085 states and 14503 transitions. [2021-11-22 20:55:42,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 20:55:42,683 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 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 123 [2021-11-22 20:55:42,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 20:55:42,695 INFO L225 Difference]: With dead ends: 11085 [2021-11-22 20:55:42,695 INFO L226 Difference]: Without dead ends: 8854 [2021-11-22 20:55:42,700 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 249 GetRequests, 241 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-11-22 20:55:42,701 INFO L933 BasicCegarLoop]: 3266 mSDtfsCounter, 4448 mSDsluCounter, 7505 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4448 SdHoareTripleChecker+Valid, 10771 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 20:55:42,701 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4448 Valid, 10771 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 20:55:42,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8854 states. [2021-11-22 20:55:42,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8854 to 2309. [2021-11-22 20:55:42,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2309 states, 2307 states have (on average 1.3003901170351104) internal successors, (3000), 2308 states have internal predecessors, (3000), 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) [2021-11-22 20:55:42,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2309 states to 2309 states and 3000 transitions. [2021-11-22 20:55:42,897 INFO L78 Accepts]: Start accepts. Automaton has 2309 states and 3000 transitions. Word has length 123 [2021-11-22 20:55:42,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 20:55:42,899 INFO L470 AbstractCegarLoop]: Abstraction has 2309 states and 3000 transitions. [2021-11-22 20:55:42,899 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 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) [2021-11-22 20:55:42,899 INFO L276 IsEmpty]: Start isEmpty. Operand 2309 states and 3000 transitions. [2021-11-22 20:55:42,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-22 20:55:42,901 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 20:55:42,901 INFO L514 BasicCegarLoop]: trace histogram [32, 32, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 20:55:42,924 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (16)] Ended with exit code 0 [2021-11-22 20:55:43,115 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-22 20:55:43,115 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 20:55:43,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 20:55:43,116 INFO L85 PathProgramCache]: Analyzing trace with hash 1925154734, now seen corresponding path program 1 times [2021-11-22 20:55:43,117 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 20:55:43,117 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1819029792] [2021-11-22 20:55:43,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:55:43,117 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 20:55:43,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-22 20:55:43,118 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 20:55:43,118 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-11-22 20:55:43,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 20:55:43,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 1251 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-22 20:55:43,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 20:55:44,339 INFO L134 CoverageAnalysis]: Checked inductivity of 1028 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1028 trivial. 0 not checked. [2021-11-22 20:55:44,340 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 20:55:44,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1028 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1028 trivial. 0 not checked. [2021-11-22 20:55:44,728 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 20:55:44,728 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1819029792] [2021-11-22 20:55:44,728 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1819029792] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 20:55:44,728 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 20:55:44,728 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-22 20:55:44,728 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092344311] [2021-11-22 20:55:44,728 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 20:55:44,729 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 20:55:44,729 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 20:55:44,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 20:55:44,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 20:55:44,729 INFO L87 Difference]: Start difference. First operand 2309 states and 3000 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 2 states have internal predecessors, (59), 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) [2021-11-22 20:55:44,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 20:55:44,964 INFO L93 Difference]: Finished difference Result 4535 states and 5910 transitions. [2021-11-22 20:55:44,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 20:55:44,964 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 2 states have internal predecessors, (59), 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 124 [2021-11-22 20:55:44,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 20:55:44,967 INFO L225 Difference]: With dead ends: 4535 [2021-11-22 20:55:44,967 INFO L226 Difference]: Without dead ends: 2300 [2021-11-22 20:55:44,970 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 246 GetRequests, 245 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 20:55:44,970 INFO L933 BasicCegarLoop]: 1121 mSDtfsCounter, 1076 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1076 SdHoareTripleChecker+Valid, 1121 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 20:55:44,970 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1076 Valid, 1121 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 20:55:44,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2300 states. [2021-11-22 20:55:45,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2300 to 2300. [2021-11-22 20:55:45,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2300 states, 2298 states have (on average 1.2976501305483028) internal successors, (2982), 2299 states have internal predecessors, (2982), 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) [2021-11-22 20:55:45,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2300 states to 2300 states and 2982 transitions. [2021-11-22 20:55:45,220 INFO L78 Accepts]: Start accepts. Automaton has 2300 states and 2982 transitions. Word has length 124 [2021-11-22 20:55:45,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 20:55:45,220 INFO L470 AbstractCegarLoop]: Abstraction has 2300 states and 2982 transitions. [2021-11-22 20:55:45,220 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 2 states have internal predecessors, (59), 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) [2021-11-22 20:55:45,221 INFO L276 IsEmpty]: Start isEmpty. Operand 2300 states and 2982 transitions. [2021-11-22 20:55:45,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-22 20:55:45,222 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 20:55:45,222 INFO L514 BasicCegarLoop]: trace histogram [32, 32, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 20:55:45,243 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-11-22 20:55:45,423 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-22 20:55:45,423 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 20:55:45,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 20:55:45,424 INFO L85 PathProgramCache]: Analyzing trace with hash -2085564668, now seen corresponding path program 1 times [2021-11-22 20:55:45,424 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 20:55:45,425 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [292887678] [2021-11-22 20:55:45,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 20:55:45,425 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 20:55:45,425 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-22 20:55:45,426 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 20:55:45,426 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2021-11-22 20:55:46,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 20:55:46,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 1286 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-22 20:55:46,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 20:55:47,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 71 [2021-11-22 20:55:47,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 38 [2021-11-22 20:55:47,448 INFO L354 Elim1Store]: treesize reduction 72, result has 1.4 percent of original size [2021-11-22 20:55:47,449 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 68 treesize of output 20 [2021-11-22 20:55:55,729 INFO L134 CoverageAnalysis]: Checked inductivity of 1028 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2021-11-22 20:55:55,729 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 20:56:01,955 INFO L354 Elim1Store]: treesize reduction 329, result has 49.3 percent of original size [2021-11-22 20:56:01,956 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 116 treesize of output 339 [2021-11-22 20:56:06,393 INFO L354 Elim1Store]: treesize reduction 6, result has 60.0 percent of original size [2021-11-22 20:56:06,393 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 13 [2021-11-22 20:56:06,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 20:56:06,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2021-11-22 20:56:06,515 INFO L134 CoverageAnalysis]: Checked inductivity of 1028 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1024 trivial. 0 not checked. [2021-11-22 20:56:06,515 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 20:56:06,515 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [292887678] [2021-11-22 20:56:06,515 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [292887678] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 20:56:06,516 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 20:56:06,516 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11, 11] imperfect sequences [] total 13 [2021-11-22 20:56:06,516 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058899627] [2021-11-22 20:56:06,516 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 20:56:06,516 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-22 20:56:06,517 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 20:56:06,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-22 20:56:06,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=126, Unknown=4, NotChecked=0, Total=156 [2021-11-22 20:56:06,517 INFO L87 Difference]: Start difference. First operand 2300 states and 2982 transitions. Second operand has 13 states, 13 states have (on average 5.076923076923077) internal successors, (66), 13 states have internal predecessors, (66), 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) [2021-11-22 20:56:13,564 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:56:14,723 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:56:16,740 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:56:20,045 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:56:24,081 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:56:26,213 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:56:34,522 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:56:36,526 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:56:38,809 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:56:40,814 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:56:42,826 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:56:44,831 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:56:47,175 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:56:49,179 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:56:51,195 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:56:53,204 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:56:54,982 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:56:56,395 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:56:57,968 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:56:59,241 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:57:02,359 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:57:04,368 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:57:06,386 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:57:08,396 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:57:10,419 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:57:12,423 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:57:13,824 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:57:16,246 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:57:18,268 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:57:20,180 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:57:22,694 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:57:24,700 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:57:26,716 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:57:28,724 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:57:30,747 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:57:32,751 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:57:34,769 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:57:36,780 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:57:38,972 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:57:40,976 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:57:42,985 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:57:44,990 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:57:47,010 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:57:49,019 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:57:51,046 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:57:53,059 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:57:55,446 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:57:57,451 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:57:59,471 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:58:01,481 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:58:03,509 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:58:05,514 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:58:07,526 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:58:09,532 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:58:14,073 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:58:16,077 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:58:18,091 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:58:20,096 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:58:22,107 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:58:24,110 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:58:26,121 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:58:28,126 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:58:30,137 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:58:32,141 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:58:34,180 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:58:36,196 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:58:38,215 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:58:40,238 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:58:42,254 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:58:44,263 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:58:46,274 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:58:47,963 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:58:49,830 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:58:50,970 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:58:55,315 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:58:57,320 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:58:59,330 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:59:01,335 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:59:03,346 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:59:05,350 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:59:07,359 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:59:09,363 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:59:11,371 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:59:13,376 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:59:15,385 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:59:17,390 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:59:19,398 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:59:21,403 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:59:24,050 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:59:26,063 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:59:28,085 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:59:30,108 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:59:32,121 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:59:34,139 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:59:36,152 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:59:38,208 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:59:40,211 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:59:42,217 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:59:44,220 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:59:46,231 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:59:48,233 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:59:50,237 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:59:51,474 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:59:52,694 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:59:54,072 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 20:59:58,793 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:00:01,146 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:00:03,151 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:00:05,165 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:00:07,169 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:00:09,189 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:00:11,202 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:00:13,239 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:00:15,251 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:00:17,623 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:00:19,628 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:00:21,646 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:00:23,656 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:00:25,681 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:00:27,684 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:00:30,378 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:00:32,128 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:00:33,798 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:00:36,695 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:00:38,667 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:00:41,453 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:00:43,456 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:00:45,468 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:00:47,473 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:00:49,484 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:00:51,490 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:00:53,512 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:00:55,523 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:00:57,549 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:00:59,552 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:01:01,560 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:01:03,565 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:01:06,728 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:01:08,732 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:01:10,746 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:01:12,755 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:01:14,767 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:01:16,772 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:01:18,792 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:01:23,329 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:01:24,663 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:01:26,531 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:01:27,909 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:01:29,943 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:01:31,947 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:01:33,963 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:01:35,980 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:01:38,008 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:01:40,012 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:01:42,187 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:01:44,188 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:01:46,209 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:01:49,204 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:01:50,383 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:01:52,404 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:01:54,474 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:01:56,478 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:01:58,488 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:02:00,497 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:02:02,507 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:02:04,512 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:02:06,522 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:02:08,526 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:02:10,545 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:02:12,912 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:02:14,781 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:02:16,401 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:02:17,707 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:02:19,343 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:02:20,913 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:02:22,952 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:02:24,964 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:02:31,165 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:02:33,168 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:02:35,178 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:02:37,182 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:02:39,194 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:02:41,208 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:02:43,219 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:02:45,225 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:02:47,251 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:02:49,262 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:02:51,264 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:02:53,405 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:02:54,736 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:02:56,104 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:02:58,130 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:03:00,150 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:03:02,154 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:03:04,164 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:03:06,175 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:03:08,186 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:03:10,192 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:03:12,202 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:03:14,206 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:03:16,217 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:03:18,226 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:03:20,239 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:03:22,250 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:03:33,978 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:03:35,986 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:03:37,997 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:03:40,002 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:03:42,025 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:03:44,030 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:03:46,050 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:03:48,062 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:03:50,089 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:03:52,095 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:04:03,452 WARN L227 SmtUtils]: Spent 6.29s on a formula simplification that was a NOOP. DAG size: 84 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-22 21:04:05,493 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:04:13,685 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:04:15,690 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:04:17,699 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:04:19,704 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:04:21,716 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:04:23,721 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:04:31,875 WARN L227 SmtUtils]: Spent 6.30s on a formula simplification that was a NOOP. DAG size: 100 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-22 21:04:33,884 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:04:35,893 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:04:37,916 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:04:39,920 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:04:41,930 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:04:43,934 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:04:45,966 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:04:48,052 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:04:50,057 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:04:52,070 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:04:54,089 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:04:56,092 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:04:58,098 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:05:00,103 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:05:04,648 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:05:06,658 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:05:08,684 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:05:10,689 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:05:12,699 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:05:14,704 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:05:16,715 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:05:18,718 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:05:20,727 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:05:22,732 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:05:24,749 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:05:26,759 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:05:29,571 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:05:31,575 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:05:33,586 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:05:35,591 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:05:37,600 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:05:39,604 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:05:41,622 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:05:43,632 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:05:45,679 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:05:49,160 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:05:51,164 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:05:53,173 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:05:55,179 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:05:57,187 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:05:59,191 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:06:01,209 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:06:03,218 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:06:05,249 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:06:07,260 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:06:09,193 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:06:11,718 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:06:12,866 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:06:17,454 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:06:19,457 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:06:21,467 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:06:23,473 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:06:25,484 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:06:27,488 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:06:29,503 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:06:31,514 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:06:33,544 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:06:35,553 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:06:37,584 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:06:39,595 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:06:41,626 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:06:43,636 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:06:45,690 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:06:47,701 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:06:49,715 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:06:51,737 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:06:53,749 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:06:55,757 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:06:57,813 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:06:59,820 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:07:01,822 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:07:03,826 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:07:05,830 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:07:07,835 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:07:10,870 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:07:12,876 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:07:14,885 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:07:17,048 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:07:19,059 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:07:21,063 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:07:23,079 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:07:25,085 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:07:27,096 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:07:29,101 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:07:31,111 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:07:33,115 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:07:35,127 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:07:37,132 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:07:39,142 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:07:41,146 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:07:43,154 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:07:45,158 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:07:48,547 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:07:50,557 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:07:52,586 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:07:54,592 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:07:56,602 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:07:58,606 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 21:08:00,616 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] Killed by 15