./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3a877d22 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/bitvector/s3_srvr_2a_alt.BV.c.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-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 32bit --witnessprinter.graph.data.programhash ffdd9c6c8ed32275119d4b9d2dc66b9f80986fea1a039186a702d6c803e62485 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 08:56:03,493 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 08:56:03,495 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 08:56:03,552 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 08:56:03,556 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 08:56:03,557 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 08:56:03,559 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 08:56:03,561 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 08:56:03,563 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 08:56:03,564 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 08:56:03,564 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 08:56:03,565 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 08:56:03,566 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 08:56:03,568 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 08:56:03,569 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 08:56:03,570 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 08:56:03,583 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 08:56:03,584 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 08:56:03,585 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 08:56:03,586 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 08:56:03,587 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 08:56:03,588 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 08:56:03,589 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 08:56:03,589 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 08:56:03,595 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 08:56:03,597 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 08:56:03,598 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 08:56:03,598 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 08:56:03,599 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 08:56:03,600 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 08:56:03,600 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 08:56:03,601 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 08:56:03,601 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 08:56:03,602 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 08:56:03,603 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 08:56:03,603 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 08:56:03,604 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 08:56:03,604 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 08:56:03,604 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 08:56:03,606 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 08:56:03,606 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 08:56:03,607 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-15 08:56:03,632 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 08:56:03,633 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 08:56:03,633 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 08:56:03,633 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 08:56:03,634 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 08:56:03,634 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 08:56:03,634 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 08:56:03,635 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 08:56:03,635 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 08:56:03,635 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 08:56:03,635 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-15 08:56:03,636 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 08:56:03,636 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-15 08:56:03,636 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 08:56:03,636 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 08:56:03,636 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 08:56:03,636 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 08:56:03,637 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-15 08:56:03,637 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 08:56:03,637 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 08:56:03,637 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 08:56:03,637 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 08:56:03,637 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 08:56:03,638 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 08:56:03,638 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 08:56:03,638 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 08:56:03,638 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 08:56:03,638 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 08:56:03,638 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 08:56:03,639 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 08:56:03,639 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 08:56:03,639 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 08:56:03,639 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 08:56:03,639 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 08:56:03,639 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ffdd9c6c8ed32275119d4b9d2dc66b9f80986fea1a039186a702d6c803e62485 [2021-12-15 08:56:03,831 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 08:56:03,853 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 08:56:03,855 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 08:56:03,856 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 08:56:03,858 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 08:56:03,859 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c [2021-12-15 08:56:03,921 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b301fa6db/61f213418e404724a433308ea76edfab/FLAG88c3883d6 [2021-12-15 08:56:04,264 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 08:56:04,265 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c [2021-12-15 08:56:04,278 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b301fa6db/61f213418e404724a433308ea76edfab/FLAG88c3883d6 [2021-12-15 08:56:04,288 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b301fa6db/61f213418e404724a433308ea76edfab [2021-12-15 08:56:04,290 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 08:56:04,292 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 08:56:04,294 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 08:56:04,294 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 08:56:04,296 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 08:56:04,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 08:56:04" (1/1) ... [2021-12-15 08:56:04,298 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a3ee7ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 08:56:04, skipping insertion in model container [2021-12-15 08:56:04,298 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 08:56:04" (1/1) ... [2021-12-15 08:56:04,302 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 08:56:04,335 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 08:56:04,491 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/bitvector/s3_srvr_2a_alt.BV.c.cil.c[44811,44824] [2021-12-15 08:56:04,497 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 08:56:04,502 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 08:56:04,541 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/bitvector/s3_srvr_2a_alt.BV.c.cil.c[44811,44824] [2021-12-15 08:56:04,543 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 08:56:04,552 INFO L208 MainTranslator]: Completed translation [2021-12-15 08:56:04,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 08:56:04 WrapperNode [2021-12-15 08:56:04,554 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 08:56:04,555 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 08:56:04,555 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 08:56:04,555 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 08:56:04,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 08:56:04" (1/1) ... [2021-12-15 08:56:04,565 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 08:56:04" (1/1) ... [2021-12-15 08:56:04,599 INFO L137 Inliner]: procedures = 15, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 529 [2021-12-15 08:56:04,599 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 08:56:04,599 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 08:56:04,599 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 08:56:04,600 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 08:56:04,605 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 08:56:04" (1/1) ... [2021-12-15 08:56:04,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 08:56:04" (1/1) ... [2021-12-15 08:56:04,607 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 08:56:04" (1/1) ... [2021-12-15 08:56:04,607 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 08:56:04" (1/1) ... [2021-12-15 08:56:04,613 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 08:56:04" (1/1) ... [2021-12-15 08:56:04,618 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 08:56:04" (1/1) ... [2021-12-15 08:56:04,620 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 08:56:04" (1/1) ... [2021-12-15 08:56:04,625 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 08:56:04,626 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 08:56:04,626 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 08:56:04,626 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 08:56:04,630 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 08:56:04" (1/1) ... [2021-12-15 08:56:04,649 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 08:56:04,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 08:56:04,668 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) [2021-12-15 08:56:04,675 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 [2021-12-15 08:56:04,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 08:56:04,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 08:56:04,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 08:56:04,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 08:56:04,819 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 08:56:04,820 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 08:56:04,831 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-15 08:56:05,226 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2021-12-15 08:56:05,227 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2021-12-15 08:56:05,227 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 08:56:05,233 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 08:56:05,233 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-15 08:56:05,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 08:56:05 BoogieIcfgContainer [2021-12-15 08:56:05,235 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 08:56:05,237 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 08:56:05,237 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 08:56:05,239 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 08:56:05,239 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 08:56:04" (1/3) ... [2021-12-15 08:56:05,240 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41f34ee9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 08:56:05, skipping insertion in model container [2021-12-15 08:56:05,240 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 08:56:04" (2/3) ... [2021-12-15 08:56:05,240 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41f34ee9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 08:56:05, skipping insertion in model container [2021-12-15 08:56:05,240 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 08:56:05" (3/3) ... [2021-12-15 08:56:05,241 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr_2a_alt.BV.c.cil.c [2021-12-15 08:56:05,245 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 08:56:05,246 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 08:56:05,280 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 08:56:05,285 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 [2021-12-15 08:56:05,285 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-15 08:56:05,298 INFO L276 IsEmpty]: Start isEmpty. Operand has 138 states, 136 states have (on average 1.7426470588235294) internal successors, (237), 137 states have internal predecessors, (237), 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) [2021-12-15 08:56:05,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-12-15 08:56:05,306 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:05,306 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:05,307 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:05,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:05,311 INFO L85 PathProgramCache]: Analyzing trace with hash 1632002022, now seen corresponding path program 1 times [2021-12-15 08:56:05,318 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:05,318 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013151953] [2021-12-15 08:56:05,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:05,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:05,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:05,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 08:56:05,542 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:05,542 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1013151953] [2021-12-15 08:56:05,542 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1013151953] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 08:56:05,543 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 08:56:05,543 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 08:56:05,544 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074676283] [2021-12-15 08:56:05,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 08:56:05,552 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-15 08:56:05,552 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:05,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 08:56:05,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:05,592 INFO L87 Difference]: Start difference. First operand has 138 states, 136 states have (on average 1.7426470588235294) internal successors, (237), 137 states have internal predecessors, (237), 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 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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) [2021-12-15 08:56:05,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:05,764 INFO L93 Difference]: Finished difference Result 284 states and 484 transitions. [2021-12-15 08:56:05,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 08:56:05,766 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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 44 [2021-12-15 08:56:05,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:05,774 INFO L225 Difference]: With dead ends: 284 [2021-12-15 08:56:05,774 INFO L226 Difference]: Without dead ends: 128 [2021-12-15 08:56:05,777 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 [2021-12-15 08:56:05,781 INFO L933 BasicCegarLoop]: 211 mSDtfsCounter, 20 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 326 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:05,781 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 326 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-15 08:56:05,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2021-12-15 08:56:05,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 125. [2021-12-15 08:56:05,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 124 states have (on average 1.4919354838709677) internal successors, (185), 124 states have internal predecessors, (185), 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) [2021-12-15 08:56:05,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 185 transitions. [2021-12-15 08:56:05,809 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 185 transitions. Word has length 44 [2021-12-15 08:56:05,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:05,809 INFO L470 AbstractCegarLoop]: Abstraction has 125 states and 185 transitions. [2021-12-15 08:56:05,809 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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) [2021-12-15 08:56:05,809 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 185 transitions. [2021-12-15 08:56:05,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-12-15 08:56:05,811 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:05,811 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:05,811 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-15 08:56:05,811 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:05,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:05,812 INFO L85 PathProgramCache]: Analyzing trace with hash 2033157093, now seen corresponding path program 1 times [2021-12-15 08:56:05,812 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:05,813 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [227861615] [2021-12-15 08:56:05,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:05,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:05,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:05,859 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 08:56:05,860 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:05,860 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [227861615] [2021-12-15 08:56:05,860 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [227861615] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 08:56:05,860 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 08:56:05,860 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 08:56:05,860 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336392156] [2021-12-15 08:56:05,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 08:56:05,861 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-15 08:56:05,861 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:05,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 08:56:05,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:05,862 INFO L87 Difference]: Start difference. First operand 125 states and 185 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 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) [2021-12-15 08:56:05,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:05,884 INFO L93 Difference]: Finished difference Result 331 states and 502 transitions. [2021-12-15 08:56:05,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 08:56:05,885 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 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 60 [2021-12-15 08:56:05,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:05,886 INFO L225 Difference]: With dead ends: 331 [2021-12-15 08:56:05,886 INFO L226 Difference]: Without dead ends: 225 [2021-12-15 08:56:05,887 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 [2021-12-15 08:56:05,888 INFO L933 BasicCegarLoop]: 183 mSDtfsCounter, 111 mSDsluCounter, 163 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 346 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:05,888 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [111 Valid, 346 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-15 08:56:05,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2021-12-15 08:56:05,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 225. [2021-12-15 08:56:05,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 224 states have (on average 1.5) internal successors, (336), 224 states have internal predecessors, (336), 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) [2021-12-15 08:56:05,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 336 transitions. [2021-12-15 08:56:05,900 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 336 transitions. Word has length 60 [2021-12-15 08:56:05,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:05,901 INFO L470 AbstractCegarLoop]: Abstraction has 225 states and 336 transitions. [2021-12-15 08:56:05,901 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 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) [2021-12-15 08:56:05,901 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 336 transitions. [2021-12-15 08:56:05,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-12-15 08:56:05,903 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:05,903 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:05,903 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-15 08:56:05,903 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:05,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:05,904 INFO L85 PathProgramCache]: Analyzing trace with hash -2013663709, now seen corresponding path program 1 times [2021-12-15 08:56:05,904 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:05,904 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168921474] [2021-12-15 08:56:05,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:05,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:05,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:05,938 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 08:56:05,938 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:05,939 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168921474] [2021-12-15 08:56:05,939 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [168921474] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 08:56:05,939 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 08:56:05,939 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 08:56:05,939 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832106674] [2021-12-15 08:56:05,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 08:56:05,940 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-15 08:56:05,940 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:05,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 08:56:05,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:05,941 INFO L87 Difference]: Start difference. First operand 225 states and 336 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 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) [2021-12-15 08:56:05,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:05,957 INFO L93 Difference]: Finished difference Result 433 states and 652 transitions. [2021-12-15 08:56:05,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 08:56:05,957 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 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 60 [2021-12-15 08:56:05,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:05,959 INFO L225 Difference]: With dead ends: 433 [2021-12-15 08:56:05,959 INFO L226 Difference]: Without dead ends: 227 [2021-12-15 08:56:05,960 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 [2021-12-15 08:56:05,962 INFO L933 BasicCegarLoop]: 173 mSDtfsCounter, 6 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 326 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:05,962 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 326 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-15 08:56:05,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2021-12-15 08:56:05,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 227. [2021-12-15 08:56:05,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 226 states have (on average 1.4955752212389382) internal successors, (338), 226 states have internal predecessors, (338), 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) [2021-12-15 08:56:05,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 338 transitions. [2021-12-15 08:56:05,976 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 338 transitions. Word has length 60 [2021-12-15 08:56:05,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:05,977 INFO L470 AbstractCegarLoop]: Abstraction has 227 states and 338 transitions. [2021-12-15 08:56:05,978 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 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) [2021-12-15 08:56:05,978 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 338 transitions. [2021-12-15 08:56:05,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-12-15 08:56:05,983 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:05,983 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:05,983 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-15 08:56:05,984 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:05,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:05,984 INFO L85 PathProgramCache]: Analyzing trace with hash 64836761, now seen corresponding path program 1 times [2021-12-15 08:56:05,984 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:05,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732210497] [2021-12-15 08:56:05,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:05,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:06,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:06,061 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-12-15 08:56:06,069 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:06,069 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1732210497] [2021-12-15 08:56:06,069 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1732210497] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 08:56:06,069 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 08:56:06,069 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 08:56:06,070 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086186476] [2021-12-15 08:56:06,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 08:56:06,071 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-15 08:56:06,071 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:06,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 08:56:06,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:06,072 INFO L87 Difference]: Start difference. First operand 227 states and 338 transitions. Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 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) [2021-12-15 08:56:06,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:06,184 INFO L93 Difference]: Finished difference Result 524 states and 805 transitions. [2021-12-15 08:56:06,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 08:56:06,184 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 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 81 [2021-12-15 08:56:06,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:06,186 INFO L225 Difference]: With dead ends: 524 [2021-12-15 08:56:06,186 INFO L226 Difference]: Without dead ends: 318 [2021-12-15 08:56:06,187 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 [2021-12-15 08:56:06,187 INFO L933 BasicCegarLoop]: 185 mSDtfsCounter, 14 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 272 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:06,188 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14 Valid, 272 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-15 08:56:06,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 318 states. [2021-12-15 08:56:06,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 318 to 310. [2021-12-15 08:56:06,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 310 states, 309 states have (on average 1.3948220064724919) internal successors, (431), 309 states have internal predecessors, (431), 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) [2021-12-15 08:56:06,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 431 transitions. [2021-12-15 08:56:06,199 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 431 transitions. Word has length 81 [2021-12-15 08:56:06,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:06,200 INFO L470 AbstractCegarLoop]: Abstraction has 310 states and 431 transitions. [2021-12-15 08:56:06,201 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 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) [2021-12-15 08:56:06,201 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 431 transitions. [2021-12-15 08:56:06,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-12-15 08:56:06,203 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:06,203 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:06,204 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-15 08:56:06,204 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:06,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:06,206 INFO L85 PathProgramCache]: Analyzing trace with hash 312983255, now seen corresponding path program 1 times [2021-12-15 08:56:06,206 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:06,207 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899029872] [2021-12-15 08:56:06,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:06,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:06,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:06,252 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-12-15 08:56:06,252 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:06,252 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [899029872] [2021-12-15 08:56:06,252 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [899029872] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 08:56:06,252 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 08:56:06,253 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 08:56:06,253 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063992102] [2021-12-15 08:56:06,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 08:56:06,253 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-15 08:56:06,253 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:06,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 08:56:06,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:06,254 INFO L87 Difference]: Start difference. First operand 310 states and 431 transitions. Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 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) [2021-12-15 08:56:06,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:06,341 INFO L93 Difference]: Finished difference Result 628 states and 882 transitions. [2021-12-15 08:56:06,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 08:56:06,342 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 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 81 [2021-12-15 08:56:06,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:06,344 INFO L225 Difference]: With dead ends: 628 [2021-12-15 08:56:06,344 INFO L226 Difference]: Without dead ends: 339 [2021-12-15 08:56:06,344 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 [2021-12-15 08:56:06,348 INFO L933 BasicCegarLoop]: 186 mSDtfsCounter, 12 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 273 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:06,349 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 273 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-15 08:56:06,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2021-12-15 08:56:06,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 333. [2021-12-15 08:56:06,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 333 states, 332 states have (on average 1.3825301204819278) internal successors, (459), 332 states have internal predecessors, (459), 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) [2021-12-15 08:56:06,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 333 states and 459 transitions. [2021-12-15 08:56:06,361 INFO L78 Accepts]: Start accepts. Automaton has 333 states and 459 transitions. Word has length 81 [2021-12-15 08:56:06,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:06,362 INFO L470 AbstractCegarLoop]: Abstraction has 333 states and 459 transitions. [2021-12-15 08:56:06,363 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 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) [2021-12-15 08:56:06,363 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 459 transitions. [2021-12-15 08:56:06,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-12-15 08:56:06,365 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:06,365 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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] [2021-12-15 08:56:06,366 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-15 08:56:06,366 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:06,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:06,367 INFO L85 PathProgramCache]: Analyzing trace with hash 1731331013, now seen corresponding path program 1 times [2021-12-15 08:56:06,367 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:06,367 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420783847] [2021-12-15 08:56:06,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:06,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:06,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:06,426 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-12-15 08:56:06,426 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:06,426 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420783847] [2021-12-15 08:56:06,427 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1420783847] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 08:56:06,427 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 08:56:06,429 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 08:56:06,429 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974832695] [2021-12-15 08:56:06,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 08:56:06,430 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-15 08:56:06,430 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:06,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 08:56:06,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:06,432 INFO L87 Difference]: Start difference. First operand 333 states and 459 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 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) [2021-12-15 08:56:06,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:06,515 INFO L93 Difference]: Finished difference Result 719 states and 1015 transitions. [2021-12-15 08:56:06,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 08:56:06,519 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 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 101 [2021-12-15 08:56:06,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:06,521 INFO L225 Difference]: With dead ends: 719 [2021-12-15 08:56:06,521 INFO L226 Difference]: Without dead ends: 407 [2021-12-15 08:56:06,521 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 [2021-12-15 08:56:06,522 INFO L933 BasicCegarLoop]: 185 mSDtfsCounter, 28 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 272 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:06,522 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 272 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-15 08:56:06,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 407 states. [2021-12-15 08:56:06,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 407 to 383. [2021-12-15 08:56:06,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 383 states, 382 states have (on average 1.3586387434554974) internal successors, (519), 382 states have internal predecessors, (519), 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) [2021-12-15 08:56:06,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 519 transitions. [2021-12-15 08:56:06,541 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 519 transitions. Word has length 101 [2021-12-15 08:56:06,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:06,541 INFO L470 AbstractCegarLoop]: Abstraction has 383 states and 519 transitions. [2021-12-15 08:56:06,541 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 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) [2021-12-15 08:56:06,541 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 519 transitions. [2021-12-15 08:56:06,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-12-15 08:56:06,542 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:06,542 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:06,543 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-15 08:56:06,543 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:06,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:06,543 INFO L85 PathProgramCache]: Analyzing trace with hash -1340556462, now seen corresponding path program 1 times [2021-12-15 08:56:06,543 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:06,543 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999278053] [2021-12-15 08:56:06,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:06,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:06,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:06,584 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-12-15 08:56:06,584 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:06,584 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [999278053] [2021-12-15 08:56:06,584 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [999278053] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 08:56:06,584 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 08:56:06,584 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 08:56:06,584 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472494208] [2021-12-15 08:56:06,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 08:56:06,585 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-15 08:56:06,585 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:06,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 08:56:06,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:06,585 INFO L87 Difference]: Start difference. First operand 383 states and 519 transitions. Second operand has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 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) [2021-12-15 08:56:06,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:06,606 INFO L93 Difference]: Finished difference Result 912 states and 1246 transitions. [2021-12-15 08:56:06,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 08:56:06,606 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 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 121 [2021-12-15 08:56:06,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:06,608 INFO L225 Difference]: With dead ends: 912 [2021-12-15 08:56:06,608 INFO L226 Difference]: Without dead ends: 550 [2021-12-15 08:56:06,609 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 [2021-12-15 08:56:06,609 INFO L933 BasicCegarLoop]: 319 mSDtfsCounter, 111 mSDsluCounter, 163 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 482 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:06,610 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [111 Valid, 482 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-15 08:56:06,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 550 states. [2021-12-15 08:56:06,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 550 to 550. [2021-12-15 08:56:06,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 550 states, 549 states have (on average 1.360655737704918) internal successors, (747), 549 states have internal predecessors, (747), 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) [2021-12-15 08:56:06,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 550 states and 747 transitions. [2021-12-15 08:56:06,618 INFO L78 Accepts]: Start accepts. Automaton has 550 states and 747 transitions. Word has length 121 [2021-12-15 08:56:06,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:06,618 INFO L470 AbstractCegarLoop]: Abstraction has 550 states and 747 transitions. [2021-12-15 08:56:06,618 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 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) [2021-12-15 08:56:06,618 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 747 transitions. [2021-12-15 08:56:06,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-12-15 08:56:06,620 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:06,620 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:06,621 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-15 08:56:06,621 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:06,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:06,622 INFO L85 PathProgramCache]: Analyzing trace with hash 2057017556, now seen corresponding path program 1 times [2021-12-15 08:56:06,623 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:06,624 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156091387] [2021-12-15 08:56:06,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:06,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:06,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:06,649 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-12-15 08:56:06,649 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:06,649 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156091387] [2021-12-15 08:56:06,650 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1156091387] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 08:56:06,650 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 08:56:06,650 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 08:56:06,650 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850981883] [2021-12-15 08:56:06,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 08:56:06,651 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-15 08:56:06,651 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:06,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 08:56:06,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:06,651 INFO L87 Difference]: Start difference. First operand 550 states and 747 transitions. Second operand has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 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) [2021-12-15 08:56:06,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:06,672 INFO L93 Difference]: Finished difference Result 1271 states and 1733 transitions. [2021-12-15 08:56:06,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 08:56:06,672 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 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 121 [2021-12-15 08:56:06,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:06,674 INFO L225 Difference]: With dead ends: 1271 [2021-12-15 08:56:06,674 INFO L226 Difference]: Without dead ends: 742 [2021-12-15 08:56:06,675 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 [2021-12-15 08:56:06,676 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 113 mSDsluCounter, 163 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 480 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:06,676 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [113 Valid, 480 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-15 08:56:06,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 742 states. [2021-12-15 08:56:06,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 742 to 742. [2021-12-15 08:56:06,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 742 states, 741 states have (on average 1.3576248313090418) internal successors, (1006), 741 states have internal predecessors, (1006), 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) [2021-12-15 08:56:06,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 742 states and 1006 transitions. [2021-12-15 08:56:06,686 INFO L78 Accepts]: Start accepts. Automaton has 742 states and 1006 transitions. Word has length 121 [2021-12-15 08:56:06,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:06,687 INFO L470 AbstractCegarLoop]: Abstraction has 742 states and 1006 transitions. [2021-12-15 08:56:06,687 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 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) [2021-12-15 08:56:06,687 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1006 transitions. [2021-12-15 08:56:06,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2021-12-15 08:56:06,689 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:06,689 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:06,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-15 08:56:06,689 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:06,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:06,690 INFO L85 PathProgramCache]: Analyzing trace with hash 1067369758, now seen corresponding path program 1 times [2021-12-15 08:56:06,690 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:06,690 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1962116612] [2021-12-15 08:56:06,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:06,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:06,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:06,744 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 209 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2021-12-15 08:56:06,745 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:06,745 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1962116612] [2021-12-15 08:56:06,745 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1962116612] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 08:56:06,745 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 08:56:06,745 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 08:56:06,745 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912305077] [2021-12-15 08:56:06,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 08:56:06,746 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-15 08:56:06,746 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:06,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 08:56:06,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:06,747 INFO L87 Difference]: Start difference. First operand 742 states and 1006 transitions. Second operand has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 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) [2021-12-15 08:56:06,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:06,849 INFO L93 Difference]: Finished difference Result 1592 states and 2215 transitions. [2021-12-15 08:56:06,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 08:56:06,849 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 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 183 [2021-12-15 08:56:06,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:06,852 INFO L225 Difference]: With dead ends: 1592 [2021-12-15 08:56:06,852 INFO L226 Difference]: Without dead ends: 871 [2021-12-15 08:56:06,853 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 [2021-12-15 08:56:06,855 INFO L933 BasicCegarLoop]: 185 mSDtfsCounter, 35 mSDsluCounter, 82 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 267 SdHoareTripleChecker+Invalid, 151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:06,855 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [35 Valid, 267 Invalid, 151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-15 08:56:06,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 871 states. [2021-12-15 08:56:06,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 871 to 865. [2021-12-15 08:56:06,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 865 states, 864 states have (on average 1.3240740740740742) internal successors, (1144), 864 states have internal predecessors, (1144), 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) [2021-12-15 08:56:06,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 865 states and 1144 transitions. [2021-12-15 08:56:06,870 INFO L78 Accepts]: Start accepts. Automaton has 865 states and 1144 transitions. Word has length 183 [2021-12-15 08:56:06,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:06,870 INFO L470 AbstractCegarLoop]: Abstraction has 865 states and 1144 transitions. [2021-12-15 08:56:06,870 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 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) [2021-12-15 08:56:06,871 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1144 transitions. [2021-12-15 08:56:06,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2021-12-15 08:56:06,873 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:06,873 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:06,873 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-15 08:56:06,873 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:06,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:06,874 INFO L85 PathProgramCache]: Analyzing trace with hash -860101462, now seen corresponding path program 1 times [2021-12-15 08:56:06,874 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:06,874 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493327645] [2021-12-15 08:56:06,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:06,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:06,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:06,930 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 299 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-12-15 08:56:06,931 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:06,931 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493327645] [2021-12-15 08:56:06,931 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1493327645] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 08:56:06,931 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 08:56:06,931 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 08:56:06,931 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742554262] [2021-12-15 08:56:06,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 08:56:06,932 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-15 08:56:06,932 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:06,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 08:56:06,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:06,933 INFO L87 Difference]: Start difference. First operand 865 states and 1144 transitions. Second operand has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 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) [2021-12-15 08:56:07,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:07,026 INFO L93 Difference]: Finished difference Result 1881 states and 2567 transitions. [2021-12-15 08:56:07,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 08:56:07,026 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 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 225 [2021-12-15 08:56:07,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:07,029 INFO L225 Difference]: With dead ends: 1881 [2021-12-15 08:56:07,029 INFO L226 Difference]: Without dead ends: 989 [2021-12-15 08:56:07,030 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 [2021-12-15 08:56:07,030 INFO L933 BasicCegarLoop]: 186 mSDtfsCounter, 36 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 267 SdHoareTripleChecker+Invalid, 151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:07,031 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [36 Valid, 267 Invalid, 151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-15 08:56:07,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 989 states. [2021-12-15 08:56:07,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 989 to 989. [2021-12-15 08:56:07,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 989 states, 988 states have (on average 1.3036437246963564) internal successors, (1288), 988 states have internal predecessors, (1288), 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) [2021-12-15 08:56:07,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 989 states and 1288 transitions. [2021-12-15 08:56:07,044 INFO L78 Accepts]: Start accepts. Automaton has 989 states and 1288 transitions. Word has length 225 [2021-12-15 08:56:07,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:07,050 INFO L470 AbstractCegarLoop]: Abstraction has 989 states and 1288 transitions. [2021-12-15 08:56:07,050 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 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) [2021-12-15 08:56:07,050 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1288 transitions. [2021-12-15 08:56:07,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2021-12-15 08:56:07,052 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:07,052 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:07,053 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-15 08:56:07,053 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:07,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:07,053 INFO L85 PathProgramCache]: Analyzing trace with hash -482554043, now seen corresponding path program 1 times [2021-12-15 08:56:07,053 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:07,054 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858006685] [2021-12-15 08:56:07,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:07,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:07,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:07,091 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 430 proven. 16 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-12-15 08:56:07,092 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:07,092 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [858006685] [2021-12-15 08:56:07,092 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [858006685] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-15 08:56:07,092 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [953191713] [2021-12-15 08:56:07,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:07,092 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-15 08:56:07,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 08:56:07,104 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) [2021-12-15 08:56:07,105 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-15 08:56:07,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:07,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 441 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-15 08:56:07,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 08:56:07,601 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 430 proven. 16 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-12-15 08:56:07,601 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-15 08:56:07,880 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 430 proven. 16 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-12-15 08:56:07,881 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [953191713] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-15 08:56:07,881 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-15 08:56:07,881 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2021-12-15 08:56:07,881 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1423547742] [2021-12-15 08:56:07,881 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-15 08:56:07,882 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-15 08:56:07,882 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:07,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-15 08:56:07,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-15 08:56:07,883 INFO L87 Difference]: Start difference. First operand 989 states and 1288 transitions. Second operand has 6 states, 6 states have (on average 34.333333333333336) internal successors, (206), 6 states have internal predecessors, (206), 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) [2021-12-15 08:56:08,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:08,342 INFO L93 Difference]: Finished difference Result 4290 states and 5915 transitions. [2021-12-15 08:56:08,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-15 08:56:08,343 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 34.333333333333336) internal successors, (206), 6 states have internal predecessors, (206), 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 253 [2021-12-15 08:56:08,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:08,355 INFO L225 Difference]: With dead ends: 4290 [2021-12-15 08:56:08,356 INFO L226 Difference]: Without dead ends: 3322 [2021-12-15 08:56:08,360 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 514 GetRequests, 507 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-12-15 08:56:08,360 INFO L933 BasicCegarLoop]: 408 mSDtfsCounter, 338 mSDsluCounter, 605 mSDsCounter, 0 mSdLazyCounter, 767 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 338 SdHoareTripleChecker+Valid, 1013 SdHoareTripleChecker+Invalid, 826 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 767 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:08,361 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [338 Valid, 1013 Invalid, 826 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 767 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-12-15 08:56:08,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3322 states. [2021-12-15 08:56:08,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3322 to 2444. [2021-12-15 08:56:08,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2444 states, 2443 states have (on average 1.3074089234547688) internal successors, (3194), 2443 states have internal predecessors, (3194), 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) [2021-12-15 08:56:08,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2444 states to 2444 states and 3194 transitions. [2021-12-15 08:56:08,445 INFO L78 Accepts]: Start accepts. Automaton has 2444 states and 3194 transitions. Word has length 253 [2021-12-15 08:56:08,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:08,445 INFO L470 AbstractCegarLoop]: Abstraction has 2444 states and 3194 transitions. [2021-12-15 08:56:08,446 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 34.333333333333336) internal successors, (206), 6 states have internal predecessors, (206), 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) [2021-12-15 08:56:08,446 INFO L276 IsEmpty]: Start isEmpty. Operand 2444 states and 3194 transitions. [2021-12-15 08:56:08,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2021-12-15 08:56:08,451 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:08,452 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:08,482 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-12-15 08:56:08,667 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-12-15 08:56:08,668 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:08,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:08,668 INFO L85 PathProgramCache]: Analyzing trace with hash -193734653, now seen corresponding path program 1 times [2021-12-15 08:56:08,668 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:08,668 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725452117] [2021-12-15 08:56:08,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:08,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:08,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:08,726 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 400 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2021-12-15 08:56:08,726 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:08,727 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725452117] [2021-12-15 08:56:08,727 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [725452117] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 08:56:08,727 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 08:56:08,727 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 08:56:08,727 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271805711] [2021-12-15 08:56:08,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 08:56:08,727 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-15 08:56:08,728 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:08,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 08:56:08,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:08,728 INFO L87 Difference]: Start difference. First operand 2444 states and 3194 transitions. Second operand has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 states have internal predecessors, (135), 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) [2021-12-15 08:56:08,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:08,788 INFO L93 Difference]: Finished difference Result 6784 states and 8940 transitions. [2021-12-15 08:56:08,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 08:56:08,788 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 states have internal predecessors, (135), 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 253 [2021-12-15 08:56:08,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:08,800 INFO L225 Difference]: With dead ends: 6784 [2021-12-15 08:56:08,800 INFO L226 Difference]: Without dead ends: 3133 [2021-12-15 08:56:08,804 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 [2021-12-15 08:56:08,805 INFO L933 BasicCegarLoop]: 325 mSDtfsCounter, 109 mSDsluCounter, 167 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 492 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:08,805 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [109 Valid, 492 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-15 08:56:08,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3133 states. [2021-12-15 08:56:08,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3133 to 3031. [2021-12-15 08:56:08,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3031 states, 3030 states have (on average 1.328052805280528) internal successors, (4024), 3030 states have internal predecessors, (4024), 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) [2021-12-15 08:56:08,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3031 states to 3031 states and 4024 transitions. [2021-12-15 08:56:08,879 INFO L78 Accepts]: Start accepts. Automaton has 3031 states and 4024 transitions. Word has length 253 [2021-12-15 08:56:08,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:08,879 INFO L470 AbstractCegarLoop]: Abstraction has 3031 states and 4024 transitions. [2021-12-15 08:56:08,880 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 states have internal predecessors, (135), 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) [2021-12-15 08:56:08,880 INFO L276 IsEmpty]: Start isEmpty. Operand 3031 states and 4024 transitions. [2021-12-15 08:56:08,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2021-12-15 08:56:08,885 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:08,886 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:08,886 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-12-15 08:56:08,886 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:08,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:08,887 INFO L85 PathProgramCache]: Analyzing trace with hash -257796221, now seen corresponding path program 1 times [2021-12-15 08:56:08,887 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:08,887 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476267654] [2021-12-15 08:56:08,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:08,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:08,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:08,926 INFO L134 CoverageAnalysis]: Checked inductivity of 875 backedges. 493 proven. 0 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2021-12-15 08:56:08,926 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:08,926 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476267654] [2021-12-15 08:56:08,926 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1476267654] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 08:56:08,926 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 08:56:08,927 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 08:56:08,927 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412775981] [2021-12-15 08:56:08,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 08:56:08,927 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-15 08:56:08,927 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:08,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 08:56:08,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:08,928 INFO L87 Difference]: Start difference. First operand 3031 states and 4024 transitions. Second operand has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 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) [2021-12-15 08:56:09,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:09,046 INFO L93 Difference]: Finished difference Result 6437 states and 8611 transitions. [2021-12-15 08:56:09,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 08:56:09,046 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 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 299 [2021-12-15 08:56:09,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:09,058 INFO L225 Difference]: With dead ends: 6437 [2021-12-15 08:56:09,058 INFO L226 Difference]: Without dead ends: 3427 [2021-12-15 08:56:09,062 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 [2021-12-15 08:56:09,063 INFO L933 BasicCegarLoop]: 185 mSDtfsCounter, 17 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 272 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:09,063 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17 Valid, 272 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-15 08:56:09,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3427 states. [2021-12-15 08:56:09,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3427 to 3355. [2021-12-15 08:56:09,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3355 states, 3354 states have (on average 1.3142516398330353) internal successors, (4408), 3354 states have internal predecessors, (4408), 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) [2021-12-15 08:56:09,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3355 states to 3355 states and 4408 transitions. [2021-12-15 08:56:09,154 INFO L78 Accepts]: Start accepts. Automaton has 3355 states and 4408 transitions. Word has length 299 [2021-12-15 08:56:09,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:09,154 INFO L470 AbstractCegarLoop]: Abstraction has 3355 states and 4408 transitions. [2021-12-15 08:56:09,154 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 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) [2021-12-15 08:56:09,155 INFO L276 IsEmpty]: Start isEmpty. Operand 3355 states and 4408 transitions. [2021-12-15 08:56:09,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2021-12-15 08:56:09,160 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:09,161 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 8, 8, 7, 7, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:09,161 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-12-15 08:56:09,161 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:09,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:09,161 INFO L85 PathProgramCache]: Analyzing trace with hash 212293102, now seen corresponding path program 1 times [2021-12-15 08:56:09,162 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:09,162 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479765158] [2021-12-15 08:56:09,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:09,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:09,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:09,204 INFO L134 CoverageAnalysis]: Checked inductivity of 1066 backedges. 627 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-12-15 08:56:09,205 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:09,205 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479765158] [2021-12-15 08:56:09,205 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1479765158] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 08:56:09,205 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 08:56:09,205 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 08:56:09,205 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755268004] [2021-12-15 08:56:09,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 08:56:09,205 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-15 08:56:09,206 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:09,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 08:56:09,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:09,206 INFO L87 Difference]: Start difference. First operand 3355 states and 4408 transitions. Second operand has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 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) [2021-12-15 08:56:09,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:09,344 INFO L93 Difference]: Finished difference Result 7049 states and 9307 transitions. [2021-12-15 08:56:09,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 08:56:09,344 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 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 322 [2021-12-15 08:56:09,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:09,357 INFO L225 Difference]: With dead ends: 7049 [2021-12-15 08:56:09,358 INFO L226 Difference]: Without dead ends: 3715 [2021-12-15 08:56:09,362 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 [2021-12-15 08:56:09,363 INFO L933 BasicCegarLoop]: 185 mSDtfsCounter, 10 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 272 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:09,363 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 272 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-15 08:56:09,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3715 states. [2021-12-15 08:56:09,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3715 to 3034. [2021-12-15 08:56:09,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3034 states, 3033 states have (on average 1.3056379821958457) internal successors, (3960), 3033 states have internal predecessors, (3960), 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) [2021-12-15 08:56:09,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3034 states to 3034 states and 3960 transitions. [2021-12-15 08:56:09,440 INFO L78 Accepts]: Start accepts. Automaton has 3034 states and 3960 transitions. Word has length 322 [2021-12-15 08:56:09,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:09,441 INFO L470 AbstractCegarLoop]: Abstraction has 3034 states and 3960 transitions. [2021-12-15 08:56:09,441 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 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) [2021-12-15 08:56:09,441 INFO L276 IsEmpty]: Start isEmpty. Operand 3034 states and 3960 transitions. [2021-12-15 08:56:09,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2021-12-15 08:56:09,447 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:09,448 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 9, 9, 8, 8, 7, 7, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:09,448 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-12-15 08:56:09,448 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:09,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:09,449 INFO L85 PathProgramCache]: Analyzing trace with hash -812160295, now seen corresponding path program 1 times [2021-12-15 08:56:09,449 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:09,449 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131141141] [2021-12-15 08:56:09,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:09,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:09,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:09,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1301 backedges. 692 proven. 0 refuted. 0 times theorem prover too weak. 609 trivial. 0 not checked. [2021-12-15 08:56:09,508 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:09,508 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2131141141] [2021-12-15 08:56:09,509 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2131141141] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 08:56:09,509 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 08:56:09,509 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 08:56:09,510 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046854463] [2021-12-15 08:56:09,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 08:56:09,511 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-15 08:56:09,511 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:09,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 08:56:09,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:09,512 INFO L87 Difference]: Start difference. First operand 3034 states and 3960 transitions. Second operand has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 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) [2021-12-15 08:56:09,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:09,608 INFO L93 Difference]: Finished difference Result 9048 states and 11812 transitions. [2021-12-15 08:56:09,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 08:56:09,609 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 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 354 [2021-12-15 08:56:09,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:09,629 INFO L225 Difference]: With dead ends: 9048 [2021-12-15 08:56:09,629 INFO L226 Difference]: Without dead ends: 6035 [2021-12-15 08:56:09,635 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 [2021-12-15 08:56:09,637 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 125 mSDsluCounter, 166 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 484 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:09,637 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [125 Valid, 484 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-15 08:56:09,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6035 states. [2021-12-15 08:56:09,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6035 to 5852. [2021-12-15 08:56:09,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5852 states, 5851 states have (on average 1.3083233635276021) internal successors, (7655), 5851 states have internal predecessors, (7655), 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) [2021-12-15 08:56:09,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5852 states to 5852 states and 7655 transitions. [2021-12-15 08:56:09,788 INFO L78 Accepts]: Start accepts. Automaton has 5852 states and 7655 transitions. Word has length 354 [2021-12-15 08:56:09,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:09,788 INFO L470 AbstractCegarLoop]: Abstraction has 5852 states and 7655 transitions. [2021-12-15 08:56:09,788 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 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) [2021-12-15 08:56:09,788 INFO L276 IsEmpty]: Start isEmpty. Operand 5852 states and 7655 transitions. [2021-12-15 08:56:09,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2021-12-15 08:56:09,796 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:09,796 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 9, 9, 8, 8, 7, 7, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:09,796 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-12-15 08:56:09,796 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:09,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:09,797 INFO L85 PathProgramCache]: Analyzing trace with hash 209922624, now seen corresponding path program 1 times [2021-12-15 08:56:09,797 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:09,797 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391962837] [2021-12-15 08:56:09,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:09,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:09,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:09,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1301 backedges. 871 proven. 26 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2021-12-15 08:56:09,842 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:09,842 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391962837] [2021-12-15 08:56:09,842 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391962837] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-15 08:56:09,843 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [226247703] [2021-12-15 08:56:09,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:09,843 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-15 08:56:09,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 08:56:09,848 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) [2021-12-15 08:56:09,849 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-15 08:56:09,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:09,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 584 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-15 08:56:09,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 08:56:10,414 INFO L134 CoverageAnalysis]: Checked inductivity of 1301 backedges. 680 proven. 0 refuted. 0 times theorem prover too weak. 621 trivial. 0 not checked. [2021-12-15 08:56:10,414 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-15 08:56:10,414 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [226247703] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 08:56:10,414 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-15 08:56:10,415 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-15 08:56:10,415 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913130761] [2021-12-15 08:56:10,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 08:56:10,415 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-15 08:56:10,416 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:10,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 08:56:10,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-15 08:56:10,416 INFO L87 Difference]: Start difference. First operand 5852 states and 7655 transitions. Second operand has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 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) [2021-12-15 08:56:10,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:10,464 INFO L93 Difference]: Finished difference Result 6714 states and 8793 transitions. [2021-12-15 08:56:10,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 08:56:10,465 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 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 355 [2021-12-15 08:56:10,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:10,486 INFO L225 Difference]: With dead ends: 6714 [2021-12-15 08:56:10,486 INFO L226 Difference]: Without dead ends: 4851 [2021-12-15 08:56:10,489 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 358 GetRequests, 355 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-15 08:56:10,490 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 83 mSDsluCounter, 158 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 83 SdHoareTripleChecker+Valid, 476 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:10,490 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [83 Valid, 476 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-15 08:56:10,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4851 states. [2021-12-15 08:56:10,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4851 to 3807. [2021-12-15 08:56:10,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3807 states, 3806 states have (on average 1.3084603258013663) internal successors, (4980), 3806 states have internal predecessors, (4980), 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) [2021-12-15 08:56:10,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3807 states to 3807 states and 4980 transitions. [2021-12-15 08:56:10,569 INFO L78 Accepts]: Start accepts. Automaton has 3807 states and 4980 transitions. Word has length 355 [2021-12-15 08:56:10,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:10,569 INFO L470 AbstractCegarLoop]: Abstraction has 3807 states and 4980 transitions. [2021-12-15 08:56:10,570 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 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) [2021-12-15 08:56:10,570 INFO L276 IsEmpty]: Start isEmpty. Operand 3807 states and 4980 transitions. [2021-12-15 08:56:10,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2021-12-15 08:56:10,593 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:10,594 INFO L514 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 12, 12, 10, 10, 8, 8, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:10,611 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-15 08:56:10,799 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,SelfDestructingSolverStorable15 [2021-12-15 08:56:10,800 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:10,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:10,800 INFO L85 PathProgramCache]: Analyzing trace with hash 1965226690, now seen corresponding path program 1 times [2021-12-15 08:56:10,800 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:10,800 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1457627651] [2021-12-15 08:56:10,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:10,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:10,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:10,853 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 1251 proven. 26 refuted. 0 times theorem prover too weak. 727 trivial. 0 not checked. [2021-12-15 08:56:10,853 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:10,854 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1457627651] [2021-12-15 08:56:10,854 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1457627651] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-15 08:56:10,854 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2098412616] [2021-12-15 08:56:10,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:10,854 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-15 08:56:10,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 08:56:10,855 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) [2021-12-15 08:56:10,881 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-15 08:56:10,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:10,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 674 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-15 08:56:10,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 08:56:11,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 1251 proven. 26 refuted. 0 times theorem prover too weak. 727 trivial. 0 not checked. [2021-12-15 08:56:11,498 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-15 08:56:12,056 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 1251 proven. 26 refuted. 0 times theorem prover too weak. 727 trivial. 0 not checked. [2021-12-15 08:56:12,056 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2098412616] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-15 08:56:12,056 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-15 08:56:12,056 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2021-12-15 08:56:12,056 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440568483] [2021-12-15 08:56:12,056 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-15 08:56:12,057 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-15 08:56:12,057 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:12,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-15 08:56:12,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-15 08:56:12,057 INFO L87 Difference]: Start difference. First operand 3807 states and 4980 transitions. Second operand has 6 states, 6 states have (on average 42.833333333333336) internal successors, (257), 6 states have internal predecessors, (257), 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) [2021-12-15 08:56:12,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:12,387 INFO L93 Difference]: Finished difference Result 9411 states and 12702 transitions. [2021-12-15 08:56:12,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-15 08:56:12,388 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 42.833333333333336) internal successors, (257), 6 states have internal predecessors, (257), 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 417 [2021-12-15 08:56:12,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:12,395 INFO L225 Difference]: With dead ends: 9411 [2021-12-15 08:56:12,395 INFO L226 Difference]: Without dead ends: 5466 [2021-12-15 08:56:12,399 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 840 GetRequests, 834 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-12-15 08:56:12,400 INFO L933 BasicCegarLoop]: 258 mSDtfsCounter, 353 mSDsluCounter, 392 mSDsCounter, 0 mSdLazyCounter, 426 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 353 SdHoareTripleChecker+Valid, 650 SdHoareTripleChecker+Invalid, 524 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 426 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:12,400 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [353 Valid, 650 Invalid, 524 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 426 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-12-15 08:56:12,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5466 states. [2021-12-15 08:56:12,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5466 to 4809. [2021-12-15 08:56:12,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4809 states, 4808 states have (on average 1.3741680532445923) internal successors, (6607), 4808 states have internal predecessors, (6607), 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) [2021-12-15 08:56:12,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4809 states to 4809 states and 6607 transitions. [2021-12-15 08:56:12,471 INFO L78 Accepts]: Start accepts. Automaton has 4809 states and 6607 transitions. Word has length 417 [2021-12-15 08:56:12,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:12,471 INFO L470 AbstractCegarLoop]: Abstraction has 4809 states and 6607 transitions. [2021-12-15 08:56:12,471 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 42.833333333333336) internal successors, (257), 6 states have internal predecessors, (257), 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) [2021-12-15 08:56:12,472 INFO L276 IsEmpty]: Start isEmpty. Operand 4809 states and 6607 transitions. [2021-12-15 08:56:12,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 510 [2021-12-15 08:56:12,481 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:12,481 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 18, 18, 16, 16, 16, 14, 14, 12, 12, 10, 10, 8, 8, 8, 8, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:12,498 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-12-15 08:56:12,695 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-15 08:56:12,695 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:12,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:12,696 INFO L85 PathProgramCache]: Analyzing trace with hash 1529804208, now seen corresponding path program 1 times [2021-12-15 08:56:12,696 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:12,696 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374228101] [2021-12-15 08:56:12,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:12,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:12,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:12,769 INFO L134 CoverageAnalysis]: Checked inductivity of 3138 backedges. 1671 proven. 0 refuted. 0 times theorem prover too weak. 1467 trivial. 0 not checked. [2021-12-15 08:56:12,770 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:12,770 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374228101] [2021-12-15 08:56:12,770 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [374228101] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 08:56:12,770 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 08:56:12,770 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 08:56:12,770 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109434646] [2021-12-15 08:56:12,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 08:56:12,770 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-15 08:56:12,771 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:12,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 08:56:12,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 08:56:12,771 INFO L87 Difference]: Start difference. First operand 4809 states and 6607 transitions. Second operand has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 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) [2021-12-15 08:56:12,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:12,865 INFO L93 Difference]: Finished difference Result 9708 states and 13293 transitions. [2021-12-15 08:56:12,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 08:56:12,866 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 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 509 [2021-12-15 08:56:12,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:12,872 INFO L225 Difference]: With dead ends: 9708 [2021-12-15 08:56:12,872 INFO L226 Difference]: Without dead ends: 4920 [2021-12-15 08:56:12,876 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 [2021-12-15 08:56:12,876 INFO L933 BasicCegarLoop]: 186 mSDtfsCounter, 14 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 272 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:12,876 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14 Valid, 272 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-15 08:56:12,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4920 states. [2021-12-15 08:56:12,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4920 to 4869. [2021-12-15 08:56:12,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4869 states, 4868 states have (on average 1.346343467543139) internal successors, (6554), 4868 states have internal predecessors, (6554), 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) [2021-12-15 08:56:12,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4869 states to 4869 states and 6554 transitions. [2021-12-15 08:56:12,946 INFO L78 Accepts]: Start accepts. Automaton has 4869 states and 6554 transitions. Word has length 509 [2021-12-15 08:56:12,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:12,946 INFO L470 AbstractCegarLoop]: Abstraction has 4869 states and 6554 transitions. [2021-12-15 08:56:12,946 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 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) [2021-12-15 08:56:12,946 INFO L276 IsEmpty]: Start isEmpty. Operand 4869 states and 6554 transitions. [2021-12-15 08:56:12,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 514 [2021-12-15 08:56:12,956 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:12,956 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 18, 18, 18, 18, 16, 14, 14, 12, 12, 10, 10, 8, 8, 8, 8, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:12,957 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-12-15 08:56:12,957 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:12,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:12,957 INFO L85 PathProgramCache]: Analyzing trace with hash -1911316890, now seen corresponding path program 1 times [2021-12-15 08:56:12,957 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:12,957 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897925212] [2021-12-15 08:56:12,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:12,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:12,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:13,119 INFO L134 CoverageAnalysis]: Checked inductivity of 3204 backedges. 1744 proven. 206 refuted. 0 times theorem prover too weak. 1254 trivial. 0 not checked. [2021-12-15 08:56:13,119 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:13,120 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1897925212] [2021-12-15 08:56:13,120 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1897925212] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-15 08:56:13,120 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1896007295] [2021-12-15 08:56:13,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:13,120 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-15 08:56:13,120 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 08:56:13,121 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) [2021-12-15 08:56:13,123 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-15 08:56:13,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:13,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 816 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-15 08:56:13,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 08:56:15,668 INFO L134 CoverageAnalysis]: Checked inductivity of 3204 backedges. 1792 proven. 239 refuted. 0 times theorem prover too weak. 1173 trivial. 0 not checked. [2021-12-15 08:56:15,668 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-15 08:56:16,727 INFO L134 CoverageAnalysis]: Checked inductivity of 3204 backedges. 1887 proven. 144 refuted. 0 times theorem prover too weak. 1173 trivial. 0 not checked. [2021-12-15 08:56:16,728 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1896007295] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-15 08:56:16,728 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-15 08:56:16,728 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2021-12-15 08:56:16,729 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1332978870] [2021-12-15 08:56:16,729 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-15 08:56:16,730 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-12-15 08:56:16,731 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:16,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-12-15 08:56:16,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2021-12-15 08:56:16,731 INFO L87 Difference]: Start difference. First operand 4869 states and 6554 transitions. Second operand has 11 states, 11 states have (on average 38.0) internal successors, (418), 11 states have internal predecessors, (418), 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) [2021-12-15 08:56:17,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:17,927 INFO L93 Difference]: Finished difference Result 22900 states and 30682 transitions. [2021-12-15 08:56:17,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-12-15 08:56:17,927 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 38.0) internal successors, (418), 11 states have internal predecessors, (418), 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 513 [2021-12-15 08:56:17,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:17,955 INFO L225 Difference]: With dead ends: 22900 [2021-12-15 08:56:17,955 INFO L226 Difference]: Without dead ends: 17872 [2021-12-15 08:56:17,963 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1046 GetRequests, 1025 SyntacticMatches, 4 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=109, Invalid=233, Unknown=0, NotChecked=0, Total=342 [2021-12-15 08:56:17,963 INFO L933 BasicCegarLoop]: 362 mSDtfsCounter, 1050 mSDsluCounter, 1447 mSDsCounter, 0 mSdLazyCounter, 1157 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1050 SdHoareTripleChecker+Valid, 1809 SdHoareTripleChecker+Invalid, 1506 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 1157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 214 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:17,964 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1050 Valid, 1809 Invalid, 1506 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 1157 Invalid, 0 Unknown, 214 Unchecked, 0.8s Time] [2021-12-15 08:56:17,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17872 states. [2021-12-15 08:56:18,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17872 to 16675. [2021-12-15 08:56:18,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16675 states, 16674 states have (on average 1.3002878733357324) internal successors, (21681), 16674 states have internal predecessors, (21681), 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) [2021-12-15 08:56:18,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16675 states to 16675 states and 21681 transitions. [2021-12-15 08:56:18,357 INFO L78 Accepts]: Start accepts. Automaton has 16675 states and 21681 transitions. Word has length 513 [2021-12-15 08:56:18,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:18,358 INFO L470 AbstractCegarLoop]: Abstraction has 16675 states and 21681 transitions. [2021-12-15 08:56:18,358 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 38.0) internal successors, (418), 11 states have internal predecessors, (418), 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) [2021-12-15 08:56:18,358 INFO L276 IsEmpty]: Start isEmpty. Operand 16675 states and 21681 transitions. [2021-12-15 08:56:18,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 584 [2021-12-15 08:56:18,391 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 08:56:18,391 INFO L514 BasicCegarLoop]: trace histogram [21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 20, 20, 20, 20, 18, 16, 16, 14, 14, 12, 12, 10, 10, 10, 10, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:18,419 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-12-15 08:56:18,599 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-15 08:56:18,599 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 08:56:18,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 08:56:18,600 INFO L85 PathProgramCache]: Analyzing trace with hash 944376353, now seen corresponding path program 2 times [2021-12-15 08:56:18,600 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 08:56:18,600 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294444257] [2021-12-15 08:56:18,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 08:56:18,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 08:56:18,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 08:56:18,674 INFO L134 CoverageAnalysis]: Checked inductivity of 4078 backedges. 1321 proven. 16 refuted. 0 times theorem prover too weak. 2741 trivial. 0 not checked. [2021-12-15 08:56:18,674 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 08:56:18,674 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294444257] [2021-12-15 08:56:18,674 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [294444257] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-15 08:56:18,674 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [487467782] [2021-12-15 08:56:18,674 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-15 08:56:18,674 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-15 08:56:18,675 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 08:56:18,675 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) [2021-12-15 08:56:18,676 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-15 08:56:18,805 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-15 08:56:18,805 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-15 08:56:18,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 902 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-15 08:56:18,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 08:56:19,410 INFO L134 CoverageAnalysis]: Checked inductivity of 4078 backedges. 1321 proven. 16 refuted. 0 times theorem prover too weak. 2741 trivial. 0 not checked. [2021-12-15 08:56:19,411 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-15 08:56:20,069 INFO L134 CoverageAnalysis]: Checked inductivity of 4078 backedges. 1321 proven. 16 refuted. 0 times theorem prover too weak. 2741 trivial. 0 not checked. [2021-12-15 08:56:20,069 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [487467782] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-15 08:56:20,069 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-15 08:56:20,070 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2021-12-15 08:56:20,071 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249116373] [2021-12-15 08:56:20,072 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-15 08:56:20,073 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-15 08:56:20,073 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 08:56:20,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-15 08:56:20,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-12-15 08:56:20,074 INFO L87 Difference]: Start difference. First operand 16675 states and 21681 transitions. Second operand has 8 states, 8 states have (on average 34.25) internal successors, (274), 8 states have internal predecessors, (274), 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) [2021-12-15 08:56:20,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 08:56:20,526 INFO L93 Difference]: Finished difference Result 22819 states and 29528 transitions. [2021-12-15 08:56:20,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-15 08:56:20,526 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 34.25) internal successors, (274), 8 states have internal predecessors, (274), 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 583 [2021-12-15 08:56:20,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 08:56:20,526 INFO L225 Difference]: With dead ends: 22819 [2021-12-15 08:56:20,527 INFO L226 Difference]: Without dead ends: 0 [2021-12-15 08:56:20,543 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1176 GetRequests, 1166 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2021-12-15 08:56:20,545 INFO L933 BasicCegarLoop]: 275 mSDtfsCounter, 215 mSDsluCounter, 481 mSDsCounter, 0 mSdLazyCounter, 494 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 215 SdHoareTripleChecker+Valid, 756 SdHoareTripleChecker+Invalid, 537 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 494 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-12-15 08:56:20,545 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [215 Valid, 756 Invalid, 537 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 494 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-12-15 08:56:20,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-15 08:56:20,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-15 08:56:20,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2021-12-15 08:56:20,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-15 08:56:20,549 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 583 [2021-12-15 08:56:20,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 08:56:20,549 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-15 08:56:20,549 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 34.25) internal successors, (274), 8 states have internal predecessors, (274), 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) [2021-12-15 08:56:20,549 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-15 08:56:20,549 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-15 08:56:20,551 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-15 08:56:20,572 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-12-15 08:56:20,770 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-15 08:56:20,772 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-15 08:56:33,170 INFO L861 garLoopResultBuilder]: At program point L696(lines 687 698) the Hoare annotation is: true [2021-12-15 08:56:33,170 INFO L858 garLoopResultBuilder]: For program point L366(lines 366 397) no Hoare annotation was computed. [2021-12-15 08:56:33,171 INFO L858 garLoopResultBuilder]: For program point L333(lines 333 337) no Hoare annotation was computed. [2021-12-15 08:56:33,172 INFO L858 garLoopResultBuilder]: For program point L267(lines 267 272) no Hoare annotation was computed. [2021-12-15 08:56:33,172 INFO L858 garLoopResultBuilder]: For program point L333-2(lines 333 337) no Hoare annotation was computed. [2021-12-15 08:56:33,172 INFO L858 garLoopResultBuilder]: For program point L201(lines 201 607) no Hoare annotation was computed. [2021-12-15 08:56:33,172 INFO L858 garLoopResultBuilder]: For program point L168(lines 168 618) no Hoare annotation was computed. [2021-12-15 08:56:33,172 INFO L858 garLoopResultBuilder]: For program point L135(lines 135 629) no Hoare annotation was computed. [2021-12-15 08:56:33,172 INFO L858 garLoopResultBuilder]: For program point L532(lines 532 537) no Hoare annotation was computed. [2021-12-15 08:56:33,172 INFO L854 garLoopResultBuilder]: At program point L202(lines 198 608) the Hoare annotation is: (let ((.cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse4 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (.cse3 (let ((.cse6 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse6) (< .cse6 8656)))) (.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse0 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse2 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse5 .cse2) (and .cse5 .cse0 .cse2) (and .cse4 .cse3 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse1 .cse2) (and .cse0 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3) .cse2 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)))) [2021-12-15 08:56:33,172 INFO L854 garLoopResultBuilder]: At program point L169(lines 165 619) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse0 (let ((.cse6 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse6) (< .cse6 8656)))) (.cse3 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse4 .cse2) (and .cse0 .cse2 .cse5 .cse3) (and .cse4 .cse2 .cse5))) [2021-12-15 08:56:33,172 INFO L854 garLoopResultBuilder]: At program point L136(lines 135 629) the Hoare annotation is: (let ((.cse7 (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)))) (let ((.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse4 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse0 (let ((.cse8 (mod .cse7 4294967296))) (or (< 2147483647 .cse8) (<= .cse8 8496)))) (.cse2 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8496))) (or (and (< |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8496) .cse0 .cse1 .cse2) (and .cse3 .cse1) (and .cse4 .cse3) (and (let ((.cse5 (* 4294967296 (div .cse7 4294967296))) (.cse6 (+ (* 2 |ULTIMATE.start_ssl3_accept_~ag_X~0#1|) (* 2 |ULTIMATE.start_ssl3_accept_~ag_Y~0#1|)))) (or (= (+ |ULTIMATE.start_ssl3_accept_~s__state~0#1| .cse5) .cse6) (and (< (+ .cse5 2147483647) .cse6) (= (+ |ULTIMATE.start_ssl3_accept_~s__state~0#1| .cse5 4294967296) .cse6)))) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse1 .cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (and .cse4 .cse0 .cse2)))) [2021-12-15 08:56:33,173 INFO L854 garLoopResultBuilder]: At program point L599(lines 111 667) the Hoare annotation is: (let ((.cse24 (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)))) (let ((.cse20 (mod .cse24 4294967296))) (let ((.cse19 (< 2147483647 .cse20))) (let ((.cse0 (< |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8496)) (.cse5 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448)) (.cse13 (= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 3)) (.cse16 (= 8466 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse12 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse10 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (.cse1 (or .cse19 (<= .cse20 8496))) (.cse9 (let ((.cse23 (* 4294967296 (div .cse24 4294967296)))) (let ((.cse22 (+ .cse23 2147483647)) (.cse21 (+ (* 2 |ULTIMATE.start_ssl3_accept_~ag_X~0#1|) (* 2 |ULTIMATE.start_ssl3_accept_~ag_Y~0#1|)))) (or (and (<= .cse21 .cse22) (= (+ |ULTIMATE.start_ssl3_accept_~s__state~0#1| .cse23) .cse21)) (and (< .cse22 .cse21) (= (+ |ULTIMATE.start_ssl3_accept_~s__state~0#1| .cse23 4294967296) .cse21)))))) (.cse6 (< 8496 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse11 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (.cse4 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (.cse17 (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse8 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse7 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse14 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3)) (.cse18 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse15 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse3 (or .cse19 (< .cse20 8656))) (.cse2 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2))) (or (and .cse0 .cse1 .cse2 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8496)) (and .cse3 .cse4 .cse5 .cse2 .cse6) (and .cse7 .cse2) (and .cse8 .cse9) (and .cse8 .cse3 .cse10) (and .cse11 .cse3 .cse12 .cse4 .cse2 .cse6) (and .cse0 .cse1 .cse9 .cse2) (and .cse3 .cse8 .cse4 .cse5 .cse6) (and .cse3 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|) .cse5 .cse13 .cse14) (and .cse7 .cse5 .cse14 .cse15) (and .cse8 .cse7) (and .cse3 .cse16 .cse4 .cse2 .cse6) (and .cse8 .cse5 .cse13) (and .cse3 .cse2 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528)) (and .cse7 .cse17 .cse14) (and .cse8 .cse3 .cse16) (and .cse3 .cse17 .cse4 .cse14) (and .cse11 .cse3 .cse8 .cse12) (and .cse8 .cse1) (and .cse3 .cse2 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512)) (and .cse3 .cse10 .cse4 .cse2) (and .cse3 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8560) .cse2) (and .cse4 .cse1 .cse9 .cse2 .cse6) (and .cse11 .cse3 .cse4 .cse2 .cse18) (and .cse17 .cse8) (and .cse7 .cse14 .cse18 .cse15) (and (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8544) .cse3 .cse2)))))) [2021-12-15 08:56:33,173 INFO L858 garLoopResultBuilder]: For program point L566(lines 566 570) no Hoare annotation was computed. [2021-12-15 08:56:33,177 INFO L858 garLoopResultBuilder]: For program point L302(lines 302 306) no Hoare annotation was computed. [2021-12-15 08:56:33,177 INFO L858 garLoopResultBuilder]: For program point L302-2(lines 221 598) no Hoare annotation was computed. [2021-12-15 08:56:33,177 INFO L858 garLoopResultBuilder]: For program point L369(lines 369 396) no Hoare annotation was computed. [2021-12-15 08:56:33,177 INFO L858 garLoopResultBuilder]: For program point L369-1(lines 369 396) no Hoare annotation was computed. [2021-12-15 08:56:33,178 INFO L858 garLoopResultBuilder]: For program point L204(lines 204 606) no Hoare annotation was computed. [2021-12-15 08:56:33,178 INFO L858 garLoopResultBuilder]: For program point L171(lines 171 617) no Hoare annotation was computed. [2021-12-15 08:56:33,178 INFO L858 garLoopResultBuilder]: For program point L138(lines 138 628) no Hoare annotation was computed. [2021-12-15 08:56:33,178 INFO L858 garLoopResultBuilder]: For program point L370(lines 370 393) no Hoare annotation was computed. [2021-12-15 08:56:33,178 INFO L861 garLoopResultBuilder]: At program point L668(lines 110 669) the Hoare annotation is: true [2021-12-15 08:56:33,178 INFO L858 garLoopResultBuilder]: For program point L405(lines 405 436) no Hoare annotation was computed. [2021-12-15 08:56:33,178 INFO L858 garLoopResultBuilder]: For program point L207(lines 207 605) no Hoare annotation was computed. [2021-12-15 08:56:33,178 INFO L858 garLoopResultBuilder]: For program point L174(lines 174 616) no Hoare annotation was computed. [2021-12-15 08:56:33,178 INFO L858 garLoopResultBuilder]: For program point L141(lines 141 627) no Hoare annotation was computed. [2021-12-15 08:56:33,178 INFO L858 garLoopResultBuilder]: For program point L637(lines 637 665) no Hoare annotation was computed. [2021-12-15 08:56:33,179 INFO L858 garLoopResultBuilder]: For program point L406(lines 406 412) no Hoare annotation was computed. [2021-12-15 08:56:33,179 INFO L858 garLoopResultBuilder]: For program point L373(lines 373 392) no Hoare annotation was computed. [2021-12-15 08:56:33,179 INFO L858 garLoopResultBuilder]: For program point L241(lines 241 258) no Hoare annotation was computed. [2021-12-15 08:56:33,179 INFO L854 garLoopResultBuilder]: At program point L208(lines 204 606) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse0 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse2 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (or (and .cse0 .cse1 .cse2) (let ((.cse4 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (let ((.cse3 (< 2147483647 .cse4))) (and (or .cse3 (< .cse4 8656)) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse1 (or .cse3 (<= .cse4 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) .cse2))) (and (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse2) (and .cse0 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3) .cse2))) [2021-12-15 08:56:33,179 INFO L854 garLoopResultBuilder]: At program point L175(lines 171 617) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse3 (let ((.cse6 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse6) (< .cse6 8656)))) (.cse4 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) (.cse0 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse1 .cse2 .cse4) (and .cse3 .cse2 .cse5 .cse4) (and .cse0 .cse2 .cse5))) [2021-12-15 08:56:33,179 INFO L858 garLoopResultBuilder]: For program point L241-2(lines 221 598) no Hoare annotation was computed. [2021-12-15 08:56:33,179 INFO L858 garLoopResultBuilder]: For program point L638(lines 638 662) no Hoare annotation was computed. [2021-12-15 08:56:33,179 INFO L858 garLoopResultBuilder]: For program point L572(lines 572 576) no Hoare annotation was computed. [2021-12-15 08:56:33,179 INFO L858 garLoopResultBuilder]: For program point L539(lines 539 543) no Hoare annotation was computed. [2021-12-15 08:56:33,179 INFO L858 garLoopResultBuilder]: For program point L506(lines 506 510) no Hoare annotation was computed. [2021-12-15 08:56:33,179 INFO L858 garLoopResultBuilder]: For program point L572-2(lines 572 576) no Hoare annotation was computed. [2021-12-15 08:56:33,179 INFO L858 garLoopResultBuilder]: For program point L539-2(lines 221 598) no Hoare annotation was computed. [2021-12-15 08:56:33,180 INFO L858 garLoopResultBuilder]: For program point L374(lines 374 378) no Hoare annotation was computed. [2021-12-15 08:56:33,180 INFO L858 garLoopResultBuilder]: For program point L374-2(lines 373 390) no Hoare annotation was computed. [2021-12-15 08:56:33,180 INFO L858 garLoopResultBuilder]: For program point L672(lines 672 676) no Hoare annotation was computed. [2021-12-15 08:56:33,180 INFO L858 garLoopResultBuilder]: For program point L639(lines 639 648) no Hoare annotation was computed. [2021-12-15 08:56:33,180 INFO L858 garLoopResultBuilder]: For program point L672-2(lines 672 676) no Hoare annotation was computed. [2021-12-15 08:56:33,181 INFO L858 garLoopResultBuilder]: For program point L639-2(lines 638 660) no Hoare annotation was computed. [2021-12-15 08:56:33,181 INFO L858 garLoopResultBuilder]: For program point L474(lines 474 478) no Hoare annotation was computed. [2021-12-15 08:56:33,181 INFO L858 garLoopResultBuilder]: For program point L342-1(lines 342 351) no Hoare annotation was computed. [2021-12-15 08:56:33,181 INFO L858 garLoopResultBuilder]: For program point L243(lines 243 248) no Hoare annotation was computed. [2021-12-15 08:56:33,181 INFO L858 garLoopResultBuilder]: For program point L210(lines 210 604) no Hoare annotation was computed. [2021-12-15 08:56:33,181 INFO L858 garLoopResultBuilder]: For program point L177(lines 177 615) no Hoare annotation was computed. [2021-12-15 08:56:33,181 INFO L858 garLoopResultBuilder]: For program point L144(lines 144 626) no Hoare annotation was computed. [2021-12-15 08:56:33,181 INFO L854 garLoopResultBuilder]: At program point L111-2(lines 111 667) the Hoare annotation is: (let ((.cse24 (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)))) (let ((.cse20 (mod .cse24 4294967296))) (let ((.cse19 (< 2147483647 .cse20))) (let ((.cse0 (< |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8496)) (.cse5 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448)) (.cse13 (= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 3)) (.cse16 (= 8466 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse12 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse10 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (.cse1 (or .cse19 (<= .cse20 8496))) (.cse9 (let ((.cse23 (* 4294967296 (div .cse24 4294967296)))) (let ((.cse22 (+ .cse23 2147483647)) (.cse21 (+ (* 2 |ULTIMATE.start_ssl3_accept_~ag_X~0#1|) (* 2 |ULTIMATE.start_ssl3_accept_~ag_Y~0#1|)))) (or (and (<= .cse21 .cse22) (= (+ |ULTIMATE.start_ssl3_accept_~s__state~0#1| .cse23) .cse21)) (and (< .cse22 .cse21) (= (+ |ULTIMATE.start_ssl3_accept_~s__state~0#1| .cse23 4294967296) .cse21)))))) (.cse6 (< 8496 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse11 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (.cse4 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (.cse17 (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse8 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse7 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse14 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3)) (.cse18 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse15 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse3 (or .cse19 (< .cse20 8656))) (.cse2 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2))) (or (and .cse0 .cse1 .cse2 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8496)) (and .cse3 .cse4 .cse5 .cse2 .cse6) (and .cse7 .cse2) (and .cse8 .cse9) (and .cse8 .cse3 .cse10) (and .cse11 .cse3 .cse12 .cse4 .cse2 .cse6) (and .cse0 .cse1 .cse9 .cse2) (and .cse3 .cse8 .cse4 .cse5 .cse6) (and .cse3 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|) .cse5 .cse13 .cse14) (and .cse7 .cse5 .cse14 .cse15) (and .cse8 .cse7) (and (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8464)) (and .cse3 .cse16 .cse4 .cse2 .cse6) (and .cse8 .cse5 .cse13) (and .cse3 .cse2 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528)) (and .cse7 .cse17 .cse14) (and .cse8 .cse3 .cse16) (and .cse3 .cse17 .cse4 .cse14) (and .cse11 .cse3 .cse8 .cse12) (and .cse8 .cse1) (and .cse3 .cse2 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512)) (and .cse3 .cse10 .cse4 .cse2) (and .cse3 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8560) .cse2) (and .cse4 .cse1 .cse9 .cse2 .cse6) (and .cse11 .cse3 .cse4 .cse2 .cse18) (and .cse17 .cse8) (and .cse7 .cse14 .cse18 .cse15) (and (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8544) .cse3 .cse2)))))) [2021-12-15 08:56:33,181 INFO L854 garLoopResultBuilder]: At program point L178(lines 177 615) the Hoare annotation is: (let ((.cse11 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (let ((.cse10 (< 2147483647 .cse11))) (let ((.cse4 (= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 3)) (.cse8 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3)) (.cse5 (or .cse10 (< .cse11 8656))) (.cse6 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (.cse7 (< 8496 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse9 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse2 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse3 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse0 (or .cse10 (<= .cse11 8496))) (.cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448))) (or (and (< |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8496) .cse0 .cse1 .cse2) (and .cse3 .cse1 .cse4) (and .cse5 .cse3 .cse6 .cse1 .cse7) (and .cse5 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|) .cse1 .cse4 .cse8) (and .cse9 .cse1 .cse8 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (and .cse5 .cse6 .cse1 .cse2 .cse7) (and .cse3 .cse9 .cse1) (and .cse9 .cse1 .cse2) (and .cse3 .cse0 .cse1))))) [2021-12-15 08:56:33,182 INFO L854 garLoopResultBuilder]: At program point L145(lines 138 628) the Hoare annotation is: (let ((.cse1 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (let ((.cse0 (< 2147483647 .cse1))) (let ((.cse2 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse5 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse4 (or .cse0 (< .cse1 8656))) (.cse6 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse3 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8496))) (or (and (< |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8496) (or .cse0 (<= .cse1 8496)) .cse2 .cse3) (and .cse4 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|) .cse3) (and .cse5 .cse2) (and .cse6 .cse5) (and .cse4 .cse6 .cse3) (and (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse3))))) [2021-12-15 08:56:33,182 INFO L858 garLoopResultBuilder]: For program point L112(line 112) no Hoare annotation was computed. [2021-12-15 08:56:33,182 INFO L858 garLoopResultBuilder]: For program point L641(lines 641 645) no Hoare annotation was computed. [2021-12-15 08:56:33,182 INFO L858 garLoopResultBuilder]: For program point L213(lines 213 603) no Hoare annotation was computed. [2021-12-15 08:56:33,182 INFO L858 garLoopResultBuilder]: For program point L180(lines 180 614) no Hoare annotation was computed. [2021-12-15 08:56:33,182 INFO L858 garLoopResultBuilder]: For program point L147(lines 147 625) no Hoare annotation was computed. [2021-12-15 08:56:33,182 INFO L858 garLoopResultBuilder]: For program point L114(lines 114 636) no Hoare annotation was computed. [2021-12-15 08:56:33,182 INFO L858 garLoopResultBuilder]: For program point L346(lines 346 350) no Hoare annotation was computed. [2021-12-15 08:56:33,182 INFO L854 garLoopResultBuilder]: At program point L214(lines 210 604) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3)) (.cse0 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse1 (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (or (and .cse0 .cse1 .cse2) (and (let ((.cse3 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse3) (< .cse3 8656))) .cse1 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse2) (and .cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (and .cse0 .cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)))) [2021-12-15 08:56:33,182 INFO L861 garLoopResultBuilder]: At program point L115(lines 114 636) the Hoare annotation is: true [2021-12-15 08:56:33,182 INFO L858 garLoopResultBuilder]: For program point L479(lines 479 490) no Hoare annotation was computed. [2021-12-15 08:56:33,182 INFO L858 garLoopResultBuilder]: For program point L446(lines 446 450) no Hoare annotation was computed. [2021-12-15 08:56:33,183 INFO L854 garLoopResultBuilder]: At program point L380(lines 363 398) the Hoare annotation is: (let ((.cse0 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse4 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse3 (let ((.cse6 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse6) (< .cse6 8656)))) (.cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse5 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse2 .cse4 .cse5) (and .cse0 .cse2 .cse4) (and .cse1 .cse3 .cse2 .cse5))) [2021-12-15 08:56:33,184 INFO L854 garLoopResultBuilder]: At program point L414(lines 405 436) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse0 (let ((.cse6 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse6) (< .cse6 8656)))) (.cse3 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse4 .cse2) (and .cse0 .cse2 .cse5 .cse3) (and .cse4 .cse2 .cse5))) [2021-12-15 08:56:33,184 INFO L858 garLoopResultBuilder]: For program point L249(lines 249 254) no Hoare annotation was computed. [2021-12-15 08:56:33,184 INFO L858 garLoopResultBuilder]: For program point L216(lines 216 602) no Hoare annotation was computed. [2021-12-15 08:56:33,184 INFO L858 garLoopResultBuilder]: For program point L183(lines 183 613) no Hoare annotation was computed. [2021-12-15 08:56:33,185 INFO L858 garLoopResultBuilder]: For program point L150(lines 150 624) no Hoare annotation was computed. [2021-12-15 08:56:33,185 INFO L858 garLoopResultBuilder]: For program point L117(lines 117 635) no Hoare annotation was computed. [2021-12-15 08:56:33,185 INFO L858 garLoopResultBuilder]: For program point L382(lines 382 386) no Hoare annotation was computed. [2021-12-15 08:56:33,185 INFO L861 garLoopResultBuilder]: At program point L217(lines 216 602) the Hoare annotation is: true [2021-12-15 08:56:33,185 INFO L854 garLoopResultBuilder]: At program point L184(lines 180 614) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse4 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (.cse3 (let ((.cse6 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse6) (< .cse6 8656)))) (.cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse0 .cse2) (and .cse1 .cse2 .cse5) (and .cse4 .cse3 .cse2 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse5 (< 8496 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)))) [2021-12-15 08:56:33,185 INFO L854 garLoopResultBuilder]: At program point L151(lines 147 625) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse0 (let ((.cse5 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse5) (< .cse5 8656)))) (.cse4 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse2 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse1 .cse2) (and .cse3 .cse1) (and .cse4 .cse3) (and .cse0 .cse4 .cse2))) [2021-12-15 08:56:33,185 INFO L858 garLoopResultBuilder]: For program point L85(lines 85 93) no Hoare annotation was computed. [2021-12-15 08:56:33,186 INFO L858 garLoopResultBuilder]: For program point L416(lines 416 422) no Hoare annotation was computed. [2021-12-15 08:56:33,186 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-15 08:56:33,186 INFO L858 garLoopResultBuilder]: For program point L582(lines 582 592) no Hoare annotation was computed. [2021-12-15 08:56:33,186 INFO L858 garLoopResultBuilder]: For program point L582-1(lines 582 592) no Hoare annotation was computed. [2021-12-15 08:56:33,186 INFO L858 garLoopResultBuilder]: For program point L483(lines 483 487) no Hoare annotation was computed. [2021-12-15 08:56:33,186 INFO L858 garLoopResultBuilder]: For program point L285(lines 285 289) no Hoare annotation was computed. [2021-12-15 08:56:33,186 INFO L858 garLoopResultBuilder]: For program point L186(lines 186 612) no Hoare annotation was computed. [2021-12-15 08:56:33,186 INFO L858 garLoopResultBuilder]: For program point L153(lines 153 623) no Hoare annotation was computed. [2021-12-15 08:56:33,187 INFO L858 garLoopResultBuilder]: For program point L120(lines 120 634) no Hoare annotation was computed. [2021-12-15 08:56:33,187 INFO L858 garLoopResultBuilder]: For program point L517(lines 517 521) no Hoare annotation was computed. [2021-12-15 08:56:33,187 INFO L858 garLoopResultBuilder]: For program point L319(lines 319 327) no Hoare annotation was computed. [2021-12-15 08:56:33,187 INFO L861 garLoopResultBuilder]: At program point L220(lines 219 601) the Hoare annotation is: true [2021-12-15 08:56:33,187 INFO L858 garLoopResultBuilder]: For program point L88(lines 88 92) no Hoare annotation was computed. [2021-12-15 08:56:33,187 INFO L858 garLoopResultBuilder]: For program point L88-2(lines 85 93) no Hoare annotation was computed. [2021-12-15 08:56:33,187 INFO L861 garLoopResultBuilder]: At program point L683(lines 76 685) the Hoare annotation is: true [2021-12-15 08:56:33,188 INFO L858 garLoopResultBuilder]: For program point L650(lines 650 656) no Hoare annotation was computed. [2021-12-15 08:56:33,188 INFO L858 garLoopResultBuilder]: For program point L551(lines 551 556) no Hoare annotation was computed. [2021-12-15 08:56:33,188 INFO L861 garLoopResultBuilder]: At program point L684(lines 19 686) the Hoare annotation is: true [2021-12-15 08:56:33,188 INFO L858 garLoopResultBuilder]: For program point L585(lines 585 589) no Hoare annotation was computed. [2021-12-15 08:56:33,188 INFO L858 garLoopResultBuilder]: For program point L189(lines 189 611) no Hoare annotation was computed. [2021-12-15 08:56:33,188 INFO L858 garLoopResultBuilder]: For program point L156(lines 156 622) no Hoare annotation was computed. [2021-12-15 08:56:33,188 INFO L858 garLoopResultBuilder]: For program point L123(lines 123 633) no Hoare annotation was computed. [2021-12-15 08:56:33,189 INFO L858 garLoopResultBuilder]: For program point L322(lines 322 326) no Hoare annotation was computed. [2021-12-15 08:56:33,189 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-15 08:56:33,189 INFO L858 garLoopResultBuilder]: For program point L322-2(lines 221 598) no Hoare annotation was computed. [2021-12-15 08:56:33,189 INFO L854 garLoopResultBuilder]: At program point L190(lines 186 612) the Hoare annotation is: (let ((.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse0 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse4 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (.cse5 (let ((.cse6 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse6) (< .cse6 8656)))) (.cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse3 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2))) (or (and .cse0 .cse1 .cse2) (and .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse0 .cse2) (and .cse4 .cse5 .cse2 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse3 (< 8496 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)))) [2021-12-15 08:56:33,189 INFO L854 garLoopResultBuilder]: At program point L157(lines 153 623) the Hoare annotation is: (let ((.cse0 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse4 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse3 (let ((.cse6 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse6) (< .cse6 8656)))) (.cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse5 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse2 .cse4 .cse5) (and .cse0 .cse2 .cse4) (and .cse1 .cse3 .cse2 .cse5))) [2021-12-15 08:56:33,189 INFO L861 garLoopResultBuilder]: At program point L224(lines 117 635) the Hoare annotation is: true [2021-12-15 08:56:33,189 INFO L858 garLoopResultBuilder]: For program point L522(lines 522 526) no Hoare annotation was computed. [2021-12-15 08:56:33,190 INFO L858 garLoopResultBuilder]: For program point L522-2(lines 522 526) no Hoare annotation was computed. [2021-12-15 08:56:33,190 INFO L858 garLoopResultBuilder]: For program point L456-1(lines 456 468) no Hoare annotation was computed. [2021-12-15 08:56:33,190 INFO L858 garLoopResultBuilder]: For program point L192(lines 192 610) no Hoare annotation was computed. [2021-12-15 08:56:33,190 INFO L858 garLoopResultBuilder]: For program point L159(lines 159 621) no Hoare annotation was computed. [2021-12-15 08:56:33,190 INFO L858 garLoopResultBuilder]: For program point L126(lines 126 632) no Hoare annotation was computed. [2021-12-15 08:56:33,190 INFO L854 garLoopResultBuilder]: At program point L424(lines 415 435) the Hoare annotation is: (let ((.cse0 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse4 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse3 (let ((.cse6 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse6) (< .cse6 8656)))) (.cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse5 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse2 .cse4 .cse5) (and .cse0 .cse2 .cse4) (and .cse1 .cse3 .cse2 .cse5))) [2021-12-15 08:56:33,190 INFO L858 garLoopResultBuilder]: For program point L358(lines 358 362) no Hoare annotation was computed. [2021-12-15 08:56:33,191 INFO L858 garLoopResultBuilder]: For program point L358-2(lines 221 598) no Hoare annotation was computed. [2021-12-15 08:56:33,191 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-15 08:56:33,191 INFO L858 garLoopResultBuilder]: For program point L95(lines 95 103) no Hoare annotation was computed. [2021-12-15 08:56:33,192 INFO L858 garLoopResultBuilder]: For program point L95-1(lines 76 685) no Hoare annotation was computed. [2021-12-15 08:56:33,192 INFO L858 garLoopResultBuilder]: For program point L459(lines 459 464) no Hoare annotation was computed. [2021-12-15 08:56:33,192 INFO L858 garLoopResultBuilder]: For program point L195(lines 195 609) no Hoare annotation was computed. [2021-12-15 08:56:33,193 INFO L858 garLoopResultBuilder]: For program point L162(lines 162 620) no Hoare annotation was computed. [2021-12-15 08:56:33,193 INFO L858 garLoopResultBuilder]: For program point L129(lines 129 631) no Hoare annotation was computed. [2021-12-15 08:56:33,193 INFO L858 garLoopResultBuilder]: For program point L96(lines 96 100) no Hoare annotation was computed. [2021-12-15 08:56:33,193 INFO L858 garLoopResultBuilder]: For program point L427(lines 427 431) no Hoare annotation was computed. [2021-12-15 08:56:33,193 INFO L858 garLoopResultBuilder]: For program point L229(lines 229 233) no Hoare annotation was computed. [2021-12-15 08:56:33,193 INFO L854 garLoopResultBuilder]: At program point L196(lines 192 610) the Hoare annotation is: (let ((.cse1 (let ((.cse6 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse6) (< .cse6 8656)))) (.cse0 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (.cse4 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse5 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse3 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2))) (or (and .cse0 .cse1 .cse2 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse3) (and .cse4 .cse5 .cse2) (and .cse1 .cse0 .cse4 .cse2) (and .cse5 .cse2 .cse3))) [2021-12-15 08:56:33,193 INFO L854 garLoopResultBuilder]: At program point L163(lines 159 621) the Hoare annotation is: (let ((.cse0 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse4 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse3 (let ((.cse6 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse6) (< .cse6 8656)))) (.cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse5 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse2 .cse4 .cse5) (and .cse0 .cse2 .cse4) (and .cse1 .cse3 .cse2 .cse5))) [2021-12-15 08:56:33,194 INFO L858 garLoopResultBuilder]: For program point L229-2(lines 221 598) no Hoare annotation was computed. [2021-12-15 08:56:33,194 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-15 08:56:33,194 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 679) no Hoare annotation was computed. [2021-12-15 08:56:33,194 INFO L858 garLoopResultBuilder]: For program point L561(lines 561 565) no Hoare annotation was computed. [2021-12-15 08:56:33,194 INFO L858 garLoopResultBuilder]: For program point L495(lines 495 499) no Hoare annotation was computed. [2021-12-15 08:56:33,194 INFO L858 garLoopResultBuilder]: For program point L198(lines 198 608) no Hoare annotation was computed. [2021-12-15 08:56:33,194 INFO L858 garLoopResultBuilder]: For program point L165(lines 165 619) no Hoare annotation was computed. [2021-12-15 08:56:33,195 INFO L858 garLoopResultBuilder]: For program point L132(lines 132 630) no Hoare annotation was computed. [2021-12-15 08:56:33,195 INFO L854 garLoopResultBuilder]: At program point L562(lines 76 685) the Hoare annotation is: false [2021-12-15 08:56:33,195 INFO L854 garLoopResultBuilder]: At program point L133(lines 129 631) the Hoare annotation is: (let ((.cse3 (let ((.cse5 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse5) (<= .cse5 8496)))) (.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse4 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8496)) (.cse0 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse2 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4) (and (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse3 .cse1 .cse4) (and .cse0 .cse2))) [2021-12-15 08:56:33,195 INFO L858 garLoopResultBuilder]: For program point L266(lines 266 279) no Hoare annotation was computed. [2021-12-15 08:56:33,198 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 08:56:33,199 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-15 08:56:33,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.12 08:56:33 BoogieIcfgContainer [2021-12-15 08:56:33,241 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-15 08:56:33,242 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-15 08:56:33,242 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-15 08:56:33,242 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-15 08:56:33,243 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 08:56:05" (3/4) ... [2021-12-15 08:56:33,245 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-15 08:56:33,268 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-12-15 08:56:33,269 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-12-15 08:56:33,270 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-15 08:56:33,271 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-15 08:56:33,357 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-15 08:56:33,357 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-15 08:56:33,358 INFO L158 Benchmark]: Toolchain (without parser) took 29065.80ms. Allocated memory was 92.3MB in the beginning and 574.6MB in the end (delta: 482.3MB). Free memory was 60.4MB in the beginning and 342.7MB in the end (delta: -282.2MB). Peak memory consumption was 199.5MB. Max. memory is 16.1GB. [2021-12-15 08:56:33,358 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 92.3MB. Free memory was 49.7MB in the beginning and 49.7MB in the end (delta: 75.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 08:56:33,358 INFO L158 Benchmark]: CACSL2BoogieTranslator took 260.82ms. Allocated memory was 92.3MB in the beginning and 115.3MB in the end (delta: 23.1MB). Free memory was 60.4MB in the beginning and 87.0MB in the end (delta: -26.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-15 08:56:33,359 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.03ms. Allocated memory is still 115.3MB. Free memory was 87.0MB in the beginning and 84.1MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-15 08:56:33,361 INFO L158 Benchmark]: Boogie Preprocessor took 25.74ms. Allocated memory is still 115.3MB. Free memory was 84.1MB in the beginning and 82.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-15 08:56:33,362 INFO L158 Benchmark]: RCFGBuilder took 609.47ms. Allocated memory is still 115.3MB. Free memory was 82.0MB in the beginning and 53.4MB in the end (delta: 28.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-12-15 08:56:33,362 INFO L158 Benchmark]: TraceAbstraction took 28004.71ms. Allocated memory was 115.3MB in the beginning and 574.6MB in the end (delta: 459.3MB). Free memory was 52.6MB in the beginning and 355.4MB in the end (delta: -302.8MB). Peak memory consumption was 376.3MB. Max. memory is 16.1GB. [2021-12-15 08:56:33,362 INFO L158 Benchmark]: Witness Printer took 115.28ms. Allocated memory is still 574.6MB. Free memory was 355.4MB in the beginning and 342.7MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-15 08:56:33,370 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 92.3MB. Free memory was 49.7MB in the beginning and 49.7MB in the end (delta: 75.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 260.82ms. Allocated memory was 92.3MB in the beginning and 115.3MB in the end (delta: 23.1MB). Free memory was 60.4MB in the beginning and 87.0MB in the end (delta: -26.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.03ms. Allocated memory is still 115.3MB. Free memory was 87.0MB in the beginning and 84.1MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.74ms. Allocated memory is still 115.3MB. Free memory was 84.1MB in the beginning and 82.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 609.47ms. Allocated memory is still 115.3MB. Free memory was 82.0MB in the beginning and 53.4MB in the end (delta: 28.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 28004.71ms. Allocated memory was 115.3MB in the beginning and 574.6MB in the end (delta: 459.3MB). Free memory was 52.6MB in the beginning and 355.4MB in the end (delta: -302.8MB). Peak memory consumption was 376.3MB. Max. memory is 16.1GB. * Witness Printer took 115.28ms. Allocated memory is still 574.6MB. Free memory was 355.4MB in the beginning and 342.7MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * 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 - PositiveResult [Line: 679]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 138 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 27.9s, OverallIterations: 20, TraceHistogramMax: 21, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 4.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 12.4s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2800 SdHoareTripleChecker+Valid, 2.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2800 mSDsluCounter, 9807 SdHoareTripleChecker+Invalid, 2.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 214 IncrementalHoareTripleChecker+Unchecked, 4857 mSDsCounter, 503 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3893 IncrementalHoareTripleChecker+Invalid, 4610 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 503 mSolverCounterUnsat, 4950 mSDtfsCounter, 3893 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3979 GetRequests, 3917 SyntacticMatches, 4 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16675occurred in iteration=19, InterpolantAutomatonStates: 89, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.2s AutomataMinimizationTime, 20 MinimizatonAttempts, 4912 StatesRemovedByMinimization, 14 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 29 LocationsWithAnnotation, 29 PreInvPairs, 748 NumberOfFragments, 3760 HoareAnnotationTreeSize, 29 FomulaSimplifications, 7363 FormulaSimplificationTreeSizeReduction, 4.0s HoareSimplificationTime, 29 FomulaSimplificationsInter, 67456 FormulaSimplificationTreeSizeReductionInter, 8.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 7.8s InterpolantComputationTime, 7056 NumberOfCodeBlocks, 7056 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 8793 ConstructedInterpolants, 35 QuantifiedInterpolants, 26294 SizeOfPredicates, 9 NumberOfNonLiveVariables, 3417 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 29 InterpolantComputations, 16 PerfectInterpolantSequences, 39472/40261 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: ((((!(s__hit == 0) && blastFlag == 1) && 8496 < s__state) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 1) && 8496 < s__state) && s__state <= 8576)) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8496 < s__state) && blastFlag == 2) && s__state <= 8576)) || ((!(s__hit == 0) && 8496 < s__state) && blastFlag == 2) - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 363]: Loop Invariant Derived loop invariant: ((((!(s__hit == 0) && blastFlag == 1) && 8496 < s__state) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8496 < s__state) && blastFlag == 2) && s__state <= 8576)) || ((!(s__hit == 0) && 8496 < s__state) && blastFlag == 2)) || (((blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && 8496 < s__state) && s__state <= 8576) - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: ((((!(s__hit == 0) && blastFlag == 1) && 8496 < s__state) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8496 < s__state) && blastFlag == 2) && s__state <= 8576)) || ((!(s__hit == 0) && 8496 < s__state) && blastFlag == 2)) || (((blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && 8496 < s__state) && s__state <= 8576) - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: ((((!(s__hit == 0) && blastFlag == 2) && 8640 <= s__state) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= s__state)) && 8640 <= s__state)) || (blastFlag == 1 && 8640 <= s__state)) || ((!(s__hit == 0) && blastFlag == 3) && 8640 <= s__state) - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: (((!(s__hit == 0) && blastFlag == 2) || ((blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && s__state < 8496)) || (((s__s3__tmp__next_state___0 <= 8576 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && blastFlag == 2) && s__state < 8496)) || (!(s__hit == 0) && blastFlag == 1) - InvariantResult [Line: 415]: Loop Invariant Derived loop invariant: ((((!(s__hit == 0) && blastFlag == 1) && 8496 < s__state) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8496 < s__state) && blastFlag == 2) && s__state <= 8576)) || ((!(s__hit == 0) && 8496 < s__state) && blastFlag == 2)) || (((blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && 8496 < s__state) && s__state <= 8576) - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 687]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: ((((((s__s3__tmp__next_state___0 < 8496 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && blastFlag == 2) && s__state < 8496) || (!(s__hit == 0) && blastFlag == 2)) || (blastFlag == 1 && !(s__hit == 0))) || (((((s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) == 2 * ag_X + 2 * ag_Y || (4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 < 2 * ag_X + 2 * ag_Y && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 4294967296 == 2 * ag_X + 2 * ag_Y)) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && s__state < 8496) && 8496 < s__s3__tmp__next_state___0)) || ((blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && s__state < 8496) - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: ((((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && s__state <= 8576) || (!(s__hit == 0) && blastFlag == 2)) || (blastFlag == 1 && !(s__hit == 0))) || (((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 1) && s__state <= 8576) - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: ((((blastFlag == 1 && !(s__hit == 0)) && 8496 < s__state) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__state < 8656) && blastFlag == 1) && 8496 < s__state)) || ((!(s__hit == 0) && 8496 < s__state) && blastFlag == 2)) || (((((s__state < 8656 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && 8496 < s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0) - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: (((((!(s__hit == 0) && blastFlag == 2) && 8640 <= s__state) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__state < 8656) && blastFlag == 1) && 8640 <= s__state)) || ((blastFlag == 1 && !(s__hit == 0)) && 8640 <= s__state)) || ((((s__state < 8656 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && 8640 <= s__state)) || (((!(s__hit == 0) && blastFlag == 3) && 8640 <= s__state) && 8640 <= s__s3__tmp__next_state___0) - InvariantResult [Line: 159]: Loop Invariant Derived loop invariant: ((((!(s__hit == 0) && blastFlag == 1) && 8496 < s__state) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8496 < s__state) && blastFlag == 2) && s__state <= 8576)) || ((!(s__hit == 0) && 8496 < s__state) && blastFlag == 2)) || (((blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && 8496 < s__state) && s__state <= 8576) - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: ((((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 1) && 8496 < s__state) && s__state <= 8576) || ((blastFlag == 1 && !(s__hit == 0)) && 8496 < s__state)) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8496 < s__state) && blastFlag == 2) && s__state <= 8576)) || ((!(s__hit == 0) && 8496 < s__state) && blastFlag == 2) - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: ((((!(s__hit == 0) && 8672 <= s__state) && blastFlag == 3) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8672 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 3)) || (8672 <= s__state && blastFlag == 1)) || ((!(s__hit == 0) && 8672 <= s__state) && blastFlag == 2) - InvariantResult [Line: 114]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: (((((((s__s3__tmp__next_state___0 < 8496 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && blastFlag == 2) && s__state < 8496) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0) && s__state < 8496)) || (!(s__hit == 0) && blastFlag == 2)) || (blastFlag == 1 && !(s__hit == 0))) || (((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 1) && s__state < 8496)) || (blastFlag == 0 && s__state < 8496) - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: ((((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 1) && 8496 < s__state) && s__state <= 8576) || ((blastFlag == 1 && !(s__hit == 0)) && 8496 < s__state)) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8496 < s__state) && blastFlag == 2) && s__state <= 8576)) || ((!(s__hit == 0) && 8496 < s__state) && blastFlag == 2) - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((s__s3__tmp__next_state___0 < 8496 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && blastFlag == 2) && s__state < 8496) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8448) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0)) || (!(s__hit == 0) && blastFlag == 2)) || (blastFlag == 1 && ((2 * ag_X + 2 * ag_Y <= 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) == 2 * ag_X + 2 * ag_Y) || (4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 < 2 * ag_X + 2 * ag_Y && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 4294967296 == 2 * ag_X + 2 * ag_Y)))) || ((blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && s__state == 8656)) || (((((s__state < 8656 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && 8496 < s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0)) || (((s__s3__tmp__next_state___0 < 8496 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && ((2 * ag_X + 2 * ag_Y <= 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) == 2 * ag_X + 2 * ag_Y) || (4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 < 2 * ag_X + 2 * ag_Y && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 4294967296 == 2 * ag_X + 2 * ag_Y))) && blastFlag == 2)) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 1) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8448) && 8496 < s__s3__tmp__next_state___0)) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 0 == s__hit) && s__state <= 8448) && s__s3__tmp__next_state___0 == 3) && blastFlag == 3)) || (((!(s__hit == 0) && s__state <= 8448) && blastFlag == 3) && 8640 <= s__s3__tmp__next_state___0)) || (blastFlag == 1 && !(s__hit == 0))) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8466 == s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0)) || ((blastFlag == 1 && s__state <= 8448) && s__s3__tmp__next_state___0 == 3)) || (((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 2) && s__state == 8528)) || ((!(s__hit == 0) && 8672 <= s__state) && blastFlag == 3)) || ((blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && 8466 == s__state)) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8672 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 3)) || (((s__state < 8656 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && blastFlag == 1) && 8496 < s__state)) || (blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496))) || (((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 2) && s__state == 8512)) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__state == 8656) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2)) || (((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__state == 8560) && blastFlag == 2)) || ((((s__s3__tmp__next_state___0 <= 8576 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && ((2 * ag_X + 2 * ag_Y <= 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) == 2 * ag_X + 2 * ag_Y) || (4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 < 2 * ag_X + 2 * ag_Y && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 4294967296 == 2 * ag_X + 2 * ag_Y))) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0)) || ((((s__state < 8656 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && 8640 <= s__state)) || (8672 <= s__state && blastFlag == 1)) || (((!(s__hit == 0) && blastFlag == 3) && 8640 <= s__state) && 8640 <= s__s3__tmp__next_state___0)) || ((s__state == 8544 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && blastFlag == 2) - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: ((((blastFlag == 1 && !(s__hit == 0)) && 8496 < s__state) || ((!(s__hit == 0) && 8496 < s__state) && blastFlag == 2)) || (((s__state < 8656 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && blastFlag == 1) && 8496 < s__state)) || (((((s__state < 8656 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && 8496 < s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0) - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: ((((((((((s__s3__tmp__next_state___0 < 8496 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && s__state <= 8448) && blastFlag == 2) || ((blastFlag == 1 && s__state <= 8448) && s__s3__tmp__next_state___0 == 3)) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 1) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8448) && 8496 < s__s3__tmp__next_state___0)) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 0 == s__hit) && s__state <= 8448) && s__s3__tmp__next_state___0 == 3) && blastFlag == 3)) || (((!(s__hit == 0) && s__state <= 8448) && blastFlag == 3) && 8640 <= s__s3__tmp__next_state___0)) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8448) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0)) || ((blastFlag == 1 && !(s__hit == 0)) && s__state <= 8448)) || ((!(s__hit == 0) && s__state <= 8448) && blastFlag == 2)) || ((blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && s__state <= 8448) - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((s__s3__tmp__next_state___0 < 8496 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && blastFlag == 2) && s__state < 8496) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8448) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0)) || (!(s__hit == 0) && blastFlag == 2)) || (blastFlag == 1 && ((2 * ag_X + 2 * ag_Y <= 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) == 2 * ag_X + 2 * ag_Y) || (4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 < 2 * ag_X + 2 * ag_Y && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 4294967296 == 2 * ag_X + 2 * ag_Y)))) || ((blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && s__state == 8656)) || (((((s__state < 8656 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && 8496 < s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0)) || (((s__s3__tmp__next_state___0 < 8496 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && ((2 * ag_X + 2 * ag_Y <= 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) == 2 * ag_X + 2 * ag_Y) || (4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 < 2 * ag_X + 2 * ag_Y && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 4294967296 == 2 * ag_X + 2 * ag_Y))) && blastFlag == 2)) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 1) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8448) && 8496 < s__s3__tmp__next_state___0)) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 0 == s__hit) && s__state <= 8448) && s__s3__tmp__next_state___0 == 3) && blastFlag == 3)) || (((!(s__hit == 0) && s__state <= 8448) && blastFlag == 3) && 8640 <= s__s3__tmp__next_state___0)) || (blastFlag == 1 && !(s__hit == 0))) || (blastFlag == 0 && s__state == 8464)) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8466 == s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0)) || ((blastFlag == 1 && s__state <= 8448) && s__s3__tmp__next_state___0 == 3)) || (((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 2) && s__state == 8528)) || ((!(s__hit == 0) && 8672 <= s__state) && blastFlag == 3)) || ((blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && 8466 == s__state)) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8672 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 3)) || (((s__state < 8656 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && blastFlag == 1) && 8496 < s__state)) || (blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496))) || (((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 2) && s__state == 8512)) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__state == 8656) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2)) || (((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__state == 8560) && blastFlag == 2)) || ((((s__s3__tmp__next_state___0 <= 8576 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && ((2 * ag_X + 2 * ag_Y <= 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) == 2 * ag_X + 2 * ag_Y) || (4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 < 2 * ag_X + 2 * ag_Y && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 4294967296 == 2 * ag_X + 2 * ag_Y))) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0)) || ((((s__state < 8656 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && 8640 <= s__state)) || (8672 <= s__state && blastFlag == 1)) || (((!(s__hit == 0) && blastFlag == 3) && 8640 <= s__state) && 8640 <= s__s3__tmp__next_state___0)) || ((s__state == 8544 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && blastFlag == 2) - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: ((((((s__state < 8656 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && 8496 < s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) || ((blastFlag == 1 && !(s__hit == 0)) && 8496 < s__state)) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__state < 8656) && blastFlag == 1) && 8496 < s__state)) || ((!(s__hit == 0) && 8496 < s__state) && blastFlag == 2) - InvariantResult [Line: 219]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-12-15 08:56:33,415 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE