./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/openssl-simplified/s3_srvr_4.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ff03de63 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/openssl-simplified/s3_srvr_4.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 f559dc59bc463f9a27da280f1f7098996cb99e14cb280bd541f8697a124cb729 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 10:20:10,122 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 10:20:10,125 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 10:20:10,199 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 10:20:10,200 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 10:20:10,201 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 10:20:10,202 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 10:20:10,204 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 10:20:10,205 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 10:20:10,206 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 10:20:10,207 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 10:20:10,210 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 10:20:10,210 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 10:20:10,215 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 10:20:10,216 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 10:20:10,218 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 10:20:10,219 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 10:20:10,219 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 10:20:10,225 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 10:20:10,230 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 10:20:10,232 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 10:20:10,233 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 10:20:10,234 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 10:20:10,235 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 10:20:10,242 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 10:20:10,243 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 10:20:10,243 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 10:20:10,244 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 10:20:10,245 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 10:20:10,246 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 10:20:10,246 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 10:20:10,247 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 10:20:10,248 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 10:20:10,249 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 10:20:10,250 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 10:20:10,250 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 10:20:10,251 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 10:20:10,251 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 10:20:10,251 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 10:20:10,252 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 10:20:10,253 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 10:20:10,254 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-21 10:20:10,277 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 10:20:10,277 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 10:20:10,278 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 10:20:10,278 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 10:20:10,279 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 10:20:10,279 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 10:20:10,280 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 10:20:10,280 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 10:20:10,280 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 10:20:10,280 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 10:20:10,281 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-21 10:20:10,282 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 10:20:10,282 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-21 10:20:10,282 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 10:20:10,282 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-21 10:20:10,283 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 10:20:10,283 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-21 10:20:10,283 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-21 10:20:10,283 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 10:20:10,283 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 10:20:10,283 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-21 10:20:10,284 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 10:20:10,284 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 10:20:10,284 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 10:20:10,284 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 10:20:10,285 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 10:20:10,285 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 10:20:10,286 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-21 10:20:10,286 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 10:20:10,286 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-21 10:20:10,287 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-21 10:20:10,287 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-21 10:20:10,287 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-21 10:20:10,287 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 10:20:10,287 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f559dc59bc463f9a27da280f1f7098996cb99e14cb280bd541f8697a124cb729 [2021-12-21 10:20:10,489 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 10:20:10,507 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 10:20:10,517 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 10:20:10,520 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 10:20:10,520 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 10:20:10,522 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/openssl-simplified/s3_srvr_4.cil.c [2021-12-21 10:20:10,593 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d60162cff/df8d06f8afae4bc5aa454a531f86e48e/FLAGf8c47bbfd [2021-12-21 10:20:10,959 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 10:20:10,959 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openssl-simplified/s3_srvr_4.cil.c [2021-12-21 10:20:10,974 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d60162cff/df8d06f8afae4bc5aa454a531f86e48e/FLAGf8c47bbfd [2021-12-21 10:20:11,359 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d60162cff/df8d06f8afae4bc5aa454a531f86e48e [2021-12-21 10:20:11,361 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 10:20:11,363 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 10:20:11,366 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 10:20:11,367 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 10:20:11,373 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 10:20:11,373 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 10:20:11" (1/1) ... [2021-12-21 10:20:11,374 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c92733f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:20:11, skipping insertion in model container [2021-12-21 10:20:11,374 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 10:20:11" (1/1) ... [2021-12-21 10:20:11,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 10:20:11,418 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 10:20:11,597 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/openssl-simplified/s3_srvr_4.cil.c[42875,42888] [2021-12-21 10:20:11,604 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 10:20:11,612 INFO L203 MainTranslator]: Completed pre-run [2021-12-21 10:20:11,653 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/openssl-simplified/s3_srvr_4.cil.c[42875,42888] [2021-12-21 10:20:11,655 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 10:20:11,666 INFO L208 MainTranslator]: Completed translation [2021-12-21 10:20:11,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:20:11 WrapperNode [2021-12-21 10:20:11,667 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 10:20:11,668 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-21 10:20:11,668 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-21 10:20:11,668 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-21 10:20:11,675 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:20:11" (1/1) ... [2021-12-21 10:20:11,683 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:20:11" (1/1) ... [2021-12-21 10:20:11,719 INFO L137 Inliner]: procedures = 15, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 546 [2021-12-21 10:20:11,719 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-21 10:20:11,720 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-21 10:20:11,720 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-21 10:20:11,720 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-21 10:20:11,729 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:20:11" (1/1) ... [2021-12-21 10:20:11,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:20:11" (1/1) ... [2021-12-21 10:20:11,744 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:20:11" (1/1) ... [2021-12-21 10:20:11,751 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:20:11" (1/1) ... [2021-12-21 10:20:11,761 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:20:11" (1/1) ... [2021-12-21 10:20:11,769 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:20:11" (1/1) ... [2021-12-21 10:20:11,771 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:20:11" (1/1) ... [2021-12-21 10:20:11,775 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-21 10:20:11,776 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-21 10:20:11,776 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-21 10:20:11,776 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-21 10:20:11,777 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:20:11" (1/1) ... [2021-12-21 10:20:11,784 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 10:20:11,795 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 10:20:11,807 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) [2021-12-21 10:20:11,812 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 [2021-12-21 10:20:11,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-21 10:20:11,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-21 10:20:11,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-21 10:20:11,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-21 10:20:11,941 INFO L234 CfgBuilder]: Building ICFG [2021-12-21 10:20:11,943 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-21 10:20:11,969 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-21 10:20:12,447 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2021-12-21 10:20:12,448 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2021-12-21 10:20:12,448 INFO L275 CfgBuilder]: Performing block encoding [2021-12-21 10:20:12,455 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-21 10:20:12,455 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-21 10:20:12,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 10:20:12 BoogieIcfgContainer [2021-12-21 10:20:12,457 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-21 10:20:12,459 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-21 10:20:12,459 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-21 10:20:12,462 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-21 10:20:12,462 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.12 10:20:11" (1/3) ... [2021-12-21 10:20:12,463 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2abd69c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 10:20:12, skipping insertion in model container [2021-12-21 10:20:12,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 10:20:11" (2/3) ... [2021-12-21 10:20:12,463 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2abd69c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 10:20:12, skipping insertion in model container [2021-12-21 10:20:12,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 10:20:12" (3/3) ... [2021-12-21 10:20:12,465 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr_4.cil.c [2021-12-21 10:20:12,474 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-21 10:20:12,474 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-21 10:20:12,509 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-21 10:20:12,514 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 [2021-12-21 10:20:12,515 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-21 10:20:12,529 INFO L276 IsEmpty]: Start isEmpty. Operand has 141 states, 139 states have (on average 1.7266187050359711) internal successors, (240), 140 states have internal predecessors, (240), 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) [2021-12-21 10:20:12,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-12-21 10:20:12,536 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:12,537 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] [2021-12-21 10:20:12,537 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:12,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:12,541 INFO L85 PathProgramCache]: Analyzing trace with hash 1632005994, now seen corresponding path program 1 times [2021-12-21 10:20:12,548 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:12,549 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847807788] [2021-12-21 10:20:12,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:12,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:12,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:12,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 10:20:12,817 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:12,817 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847807788] [2021-12-21 10:20:12,817 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [847807788] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:12,818 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:20:12,818 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:20:12,819 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [540998359] [2021-12-21 10:20:12,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:12,824 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:12,824 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:12,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:12,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:20:12,856 INFO L87 Difference]: Start difference. First operand has 141 states, 139 states have (on average 1.7266187050359711) internal successors, (240), 140 states have internal predecessors, (240), 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) [2021-12-21 10:20:13,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:13,125 INFO L93 Difference]: Finished difference Result 328 states and 564 transitions. [2021-12-21 10:20:13,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:13,128 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 [2021-12-21 10:20:13,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:13,143 INFO L225 Difference]: With dead ends: 328 [2021-12-21 10:20:13,144 INFO L226 Difference]: Without dead ends: 175 [2021-12-21 10:20:13,148 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 [2021-12-21 10:20:13,152 INFO L933 BasicCegarLoop]: 163 mSDtfsCounter, 170 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 190 SdHoareTripleChecker+Invalid, 168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:13,154 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [170 Valid, 190 Invalid, 168 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-21 10:20:13,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2021-12-21 10:20:13,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 170. [2021-12-21 10:20:13,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 170 states, 169 states have (on average 1.6272189349112427) internal successors, (275), 169 states have internal predecessors, (275), 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) [2021-12-21 10:20:13,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 275 transitions. [2021-12-21 10:20:13,206 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 275 transitions. Word has length 44 [2021-12-21 10:20:13,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:13,207 INFO L470 AbstractCegarLoop]: Abstraction has 170 states and 275 transitions. [2021-12-21 10:20:13,207 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) [2021-12-21 10:20:13,207 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 275 transitions. [2021-12-21 10:20:13,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-12-21 10:20:13,209 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:13,210 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, 1] [2021-12-21 10:20:13,210 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-21 10:20:13,210 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:13,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:13,213 INFO L85 PathProgramCache]: Analyzing trace with hash -954576436, now seen corresponding path program 1 times [2021-12-21 10:20:13,214 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:13,214 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380582507] [2021-12-21 10:20:13,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:13,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:13,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:13,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 10:20:13,311 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:13,311 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380582507] [2021-12-21 10:20:13,311 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1380582507] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:13,312 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:20:13,312 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:20:13,312 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459987239] [2021-12-21 10:20:13,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:13,314 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:13,314 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:13,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:13,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:20:13,315 INFO L87 Difference]: Start difference. First operand 170 states and 275 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:13,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:13,486 INFO L93 Difference]: Finished difference Result 380 states and 624 transitions. [2021-12-21 10:20:13,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:13,486 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 45 [2021-12-21 10:20:13,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:13,488 INFO L225 Difference]: With dead ends: 380 [2021-12-21 10:20:13,488 INFO L226 Difference]: Without dead ends: 216 [2021-12-21 10:20:13,490 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 [2021-12-21 10:20:13,491 INFO L933 BasicCegarLoop]: 126 mSDtfsCounter, 129 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 142 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:13,492 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [129 Valid, 142 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:20:13,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2021-12-21 10:20:13,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 211. [2021-12-21 10:20:13,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 211 states, 210 states have (on average 1.6761904761904762) internal successors, (352), 210 states have internal predecessors, (352), 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) [2021-12-21 10:20:13,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 352 transitions. [2021-12-21 10:20:13,505 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 352 transitions. Word has length 45 [2021-12-21 10:20:13,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:13,505 INFO L470 AbstractCegarLoop]: Abstraction has 211 states and 352 transitions. [2021-12-21 10:20:13,505 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:13,506 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 352 transitions. [2021-12-21 10:20:13,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-12-21 10:20:13,508 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:13,508 INFO L514 BasicCegarLoop]: trace histogram [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, 1] [2021-12-21 10:20:13,508 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-21 10:20:13,508 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:13,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:13,509 INFO L85 PathProgramCache]: Analyzing trace with hash -1754997851, now seen corresponding path program 1 times [2021-12-21 10:20:13,509 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:13,509 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259796993] [2021-12-21 10:20:13,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:13,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:13,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:13,602 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 10:20:13,603 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:13,603 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [259796993] [2021-12-21 10:20:13,603 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [259796993] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:13,603 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:20:13,603 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:20:13,604 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090784355] [2021-12-21 10:20:13,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:13,604 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:13,604 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:13,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:13,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:20:13,605 INFO L87 Difference]: Start difference. First operand 211 states and 352 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 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) [2021-12-21 10:20:13,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:13,721 INFO L93 Difference]: Finished difference Result 445 states and 750 transitions. [2021-12-21 10:20:13,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:13,722 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 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 72 [2021-12-21 10:20:13,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:13,723 INFO L225 Difference]: With dead ends: 445 [2021-12-21 10:20:13,723 INFO L226 Difference]: Without dead ends: 242 [2021-12-21 10:20:13,724 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 [2021-12-21 10:20:13,725 INFO L933 BasicCegarLoop]: 137 mSDtfsCounter, 136 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 155 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:13,726 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [136 Valid, 155 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:20:13,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2021-12-21 10:20:13,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 242. [2021-12-21 10:20:13,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 241 states have (on average 1.6929460580912863) internal successors, (408), 241 states have internal predecessors, (408), 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) [2021-12-21 10:20:13,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 408 transitions. [2021-12-21 10:20:13,736 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 408 transitions. Word has length 72 [2021-12-21 10:20:13,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:13,737 INFO L470 AbstractCegarLoop]: Abstraction has 242 states and 408 transitions. [2021-12-21 10:20:13,737 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 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) [2021-12-21 10:20:13,737 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 408 transitions. [2021-12-21 10:20:13,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-12-21 10:20:13,740 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:13,740 INFO L514 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 10:20:13,740 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-21 10:20:13,741 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:13,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:13,741 INFO L85 PathProgramCache]: Analyzing trace with hash -479038981, now seen corresponding path program 1 times [2021-12-21 10:20:13,742 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:13,742 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87276226] [2021-12-21 10:20:13,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:13,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:13,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:13,777 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-12-21 10:20:13,778 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:13,778 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87276226] [2021-12-21 10:20:13,778 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87276226] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:13,778 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:20:13,778 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:20:13,779 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1049181704] [2021-12-21 10:20:13,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:13,779 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:13,780 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:13,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:13,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:20:13,781 INFO L87 Difference]: Start difference. First operand 242 states and 408 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:13,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:13,875 INFO L93 Difference]: Finished difference Result 493 states and 832 transitions. [2021-12-21 10:20:13,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:13,876 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2021-12-21 10:20:13,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:13,877 INFO L225 Difference]: With dead ends: 493 [2021-12-21 10:20:13,877 INFO L226 Difference]: Without dead ends: 259 [2021-12-21 10:20:13,878 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 [2021-12-21 10:20:13,879 INFO L933 BasicCegarLoop]: 137 mSDtfsCounter, 158 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 150 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:13,879 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [158 Valid, 150 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:20:13,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2021-12-21 10:20:13,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 257. [2021-12-21 10:20:13,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 257 states, 256 states have (on average 1.68359375) internal successors, (431), 256 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) [2021-12-21 10:20:13,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 431 transitions. [2021-12-21 10:20:13,888 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 431 transitions. Word has length 84 [2021-12-21 10:20:13,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:13,889 INFO L470 AbstractCegarLoop]: Abstraction has 257 states and 431 transitions. [2021-12-21 10:20:13,889 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:13,889 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 431 transitions. [2021-12-21 10:20:13,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-12-21 10:20:13,891 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:13,891 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-12-21 10:20:13,891 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-21 10:20:13,891 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:13,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:13,892 INFO L85 PathProgramCache]: Analyzing trace with hash 1816808322, now seen corresponding path program 1 times [2021-12-21 10:20:13,892 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:13,892 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961539180] [2021-12-21 10:20:13,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:13,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:13,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:13,930 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 10:20:13,930 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:13,930 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1961539180] [2021-12-21 10:20:13,930 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1961539180] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:13,930 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:20:13,931 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:20:13,931 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176224078] [2021-12-21 10:20:13,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:13,931 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:13,931 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:13,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:13,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:20:13,932 INFO L87 Difference]: Start difference. First operand 257 states and 431 transitions. Second operand has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 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) [2021-12-21 10:20:14,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:14,066 INFO L93 Difference]: Finished difference Result 553 states and 933 transitions. [2021-12-21 10:20:14,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:14,074 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2021-12-21 10:20:14,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:14,078 INFO L225 Difference]: With dead ends: 553 [2021-12-21 10:20:14,078 INFO L226 Difference]: Without dead ends: 304 [2021-12-21 10:20:14,079 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 [2021-12-21 10:20:14,082 INFO L933 BasicCegarLoop]: 127 mSDtfsCounter, 133 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 147 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:14,083 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [133 Valid, 147 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:20:14,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2021-12-21 10:20:14,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 299. [2021-12-21 10:20:14,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 299 states, 298 states have (on average 1.6946308724832215) internal successors, (505), 298 states have internal predecessors, (505), 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) [2021-12-21 10:20:14,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 505 transitions. [2021-12-21 10:20:14,096 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 505 transitions. Word has length 84 [2021-12-21 10:20:14,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:14,099 INFO L470 AbstractCegarLoop]: Abstraction has 299 states and 505 transitions. [2021-12-21 10:20:14,100 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 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) [2021-12-21 10:20:14,100 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 505 transitions. [2021-12-21 10:20:14,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-12-21 10:20:14,104 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:14,104 INFO L514 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 10:20:14,104 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-21 10:20:14,106 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:14,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:14,111 INFO L85 PathProgramCache]: Analyzing trace with hash -1697148062, now seen corresponding path program 1 times [2021-12-21 10:20:14,111 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:14,111 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602011225] [2021-12-21 10:20:14,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:14,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:14,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:14,150 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-12-21 10:20:14,150 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:14,151 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602011225] [2021-12-21 10:20:14,151 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602011225] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:14,151 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:20:14,151 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:20:14,151 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761363420] [2021-12-21 10:20:14,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:14,152 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:14,152 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:14,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:14,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:20:14,153 INFO L87 Difference]: Start difference. First operand 299 states and 505 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) [2021-12-21 10:20:14,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:14,237 INFO L93 Difference]: Finished difference Result 592 states and 1000 transitions. [2021-12-21 10:20:14,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:14,238 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 85 [2021-12-21 10:20:14,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:14,239 INFO L225 Difference]: With dead ends: 592 [2021-12-21 10:20:14,240 INFO L226 Difference]: Without dead ends: 301 [2021-12-21 10:20:14,241 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 [2021-12-21 10:20:14,243 INFO L933 BasicCegarLoop]: 125 mSDtfsCounter, 157 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:14,247 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [157 Valid, 138 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:20:14,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states. [2021-12-21 10:20:14,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 299. [2021-12-21 10:20:14,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 299 states, 298 states have (on average 1.6812080536912752) internal successors, (501), 298 states have internal predecessors, (501), 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) [2021-12-21 10:20:14,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 501 transitions. [2021-12-21 10:20:14,256 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 501 transitions. Word has length 85 [2021-12-21 10:20:14,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:14,257 INFO L470 AbstractCegarLoop]: Abstraction has 299 states and 501 transitions. [2021-12-21 10:20:14,257 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) [2021-12-21 10:20:14,257 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 501 transitions. [2021-12-21 10:20:14,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-12-21 10:20:14,262 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:14,262 INFO L514 BasicCegarLoop]: trace histogram [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, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 10:20:14,262 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-21 10:20:14,263 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:14,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:14,264 INFO L85 PathProgramCache]: Analyzing trace with hash -1432172412, now seen corresponding path program 1 times [2021-12-21 10:20:14,264 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:14,264 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95599450] [2021-12-21 10:20:14,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:14,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:14,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:14,305 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 10:20:14,306 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:14,306 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95599450] [2021-12-21 10:20:14,306 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95599450] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:14,306 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:20:14,306 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:20:14,306 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615200560] [2021-12-21 10:20:14,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:14,307 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:14,307 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:14,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:14,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:20:14,307 INFO L87 Difference]: Start difference. First operand 299 states and 501 transitions. Second operand has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:14,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:14,446 INFO L93 Difference]: Finished difference Result 595 states and 997 transitions. [2021-12-21 10:20:14,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:14,447 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2021-12-21 10:20:14,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:14,448 INFO L225 Difference]: With dead ends: 595 [2021-12-21 10:20:14,448 INFO L226 Difference]: Without dead ends: 302 [2021-12-21 10:20:14,449 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 [2021-12-21 10:20:14,450 INFO L933 BasicCegarLoop]: 127 mSDtfsCounter, 130 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 145 SdHoareTripleChecker+Invalid, 162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:14,450 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [130 Valid, 145 Invalid, 162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:20:14,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2021-12-21 10:20:14,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 297. [2021-12-21 10:20:14,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 297 states, 296 states have (on average 1.6756756756756757) internal successors, (496), 296 states have internal predecessors, (496), 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) [2021-12-21 10:20:14,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 297 states and 496 transitions. [2021-12-21 10:20:14,458 INFO L78 Accepts]: Start accepts. Automaton has 297 states and 496 transitions. Word has length 85 [2021-12-21 10:20:14,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:14,458 INFO L470 AbstractCegarLoop]: Abstraction has 297 states and 496 transitions. [2021-12-21 10:20:14,459 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:14,459 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 496 transitions. [2021-12-21 10:20:14,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-12-21 10:20:14,460 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:14,460 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-21 10:20:14,460 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-21 10:20:14,460 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:14,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:14,461 INFO L85 PathProgramCache]: Analyzing trace with hash -1085183485, now seen corresponding path program 1 times [2021-12-21 10:20:14,461 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:14,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304754977] [2021-12-21 10:20:14,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:14,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:14,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:14,488 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-12-21 10:20:14,488 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:14,489 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304754977] [2021-12-21 10:20:14,489 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [304754977] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:14,489 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:20:14,489 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:20:14,489 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533900629] [2021-12-21 10:20:14,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:14,490 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:14,490 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:14,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:14,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:20:14,490 INFO L87 Difference]: Start difference. First operand 297 states and 496 transitions. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 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) [2021-12-21 10:20:14,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:14,573 INFO L93 Difference]: Finished difference Result 595 states and 992 transitions. [2021-12-21 10:20:14,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:14,574 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 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 97 [2021-12-21 10:20:14,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:14,575 INFO L225 Difference]: With dead ends: 595 [2021-12-21 10:20:14,576 INFO L226 Difference]: Without dead ends: 306 [2021-12-21 10:20:14,576 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 [2021-12-21 10:20:14,577 INFO L933 BasicCegarLoop]: 126 mSDtfsCounter, 162 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 149 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:14,577 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [162 Valid, 149 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:20:14,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2021-12-21 10:20:14,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 306. [2021-12-21 10:20:14,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 306 states, 305 states have (on average 1.6459016393442623) internal successors, (502), 305 states have internal predecessors, (502), 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) [2021-12-21 10:20:14,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 502 transitions. [2021-12-21 10:20:14,587 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 502 transitions. Word has length 97 [2021-12-21 10:20:14,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:14,587 INFO L470 AbstractCegarLoop]: Abstraction has 306 states and 502 transitions. [2021-12-21 10:20:14,587 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 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) [2021-12-21 10:20:14,588 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 502 transitions. [2021-12-21 10:20:14,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-12-21 10:20:14,589 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:14,589 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-21 10:20:14,589 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-21 10:20:14,589 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:14,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:14,590 INFO L85 PathProgramCache]: Analyzing trace with hash -860132162, now seen corresponding path program 1 times [2021-12-21 10:20:14,590 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:14,590 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884548144] [2021-12-21 10:20:14,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:14,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:14,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:14,640 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-12-21 10:20:14,640 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:14,640 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884548144] [2021-12-21 10:20:14,640 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1884548144] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:14,640 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:20:14,641 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:20:14,641 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274753808] [2021-12-21 10:20:14,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:14,641 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:14,641 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:14,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:14,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:20:14,642 INFO L87 Difference]: Start difference. First operand 306 states and 502 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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) [2021-12-21 10:20:14,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:14,745 INFO L93 Difference]: Finished difference Result 635 states and 1045 transitions. [2021-12-21 10:20:14,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:14,745 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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 98 [2021-12-21 10:20:14,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:14,747 INFO L225 Difference]: With dead ends: 635 [2021-12-21 10:20:14,747 INFO L226 Difference]: Without dead ends: 337 [2021-12-21 10:20:14,747 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 [2021-12-21 10:20:14,748 INFO L933 BasicCegarLoop]: 128 mSDtfsCounter, 141 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 141 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:14,748 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [141 Valid, 141 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:20:14,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2021-12-21 10:20:14,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 335. [2021-12-21 10:20:14,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 335 states, 334 states have (on average 1.6437125748502994) internal successors, (549), 334 states have internal predecessors, (549), 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) [2021-12-21 10:20:14,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 549 transitions. [2021-12-21 10:20:14,757 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 549 transitions. Word has length 98 [2021-12-21 10:20:14,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:14,757 INFO L470 AbstractCegarLoop]: Abstraction has 335 states and 549 transitions. [2021-12-21 10:20:14,757 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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) [2021-12-21 10:20:14,757 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 549 transitions. [2021-12-21 10:20:14,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-12-21 10:20:14,758 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:14,758 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-21 10:20:14,759 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-21 10:20:14,759 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:14,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:14,759 INFO L85 PathProgramCache]: Analyzing trace with hash 1120928325, now seen corresponding path program 1 times [2021-12-21 10:20:14,759 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:14,759 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889141169] [2021-12-21 10:20:14,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:14,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:14,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:14,784 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-12-21 10:20:14,784 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:14,784 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889141169] [2021-12-21 10:20:14,785 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1889141169] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:14,785 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:20:14,785 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:20:14,785 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334667382] [2021-12-21 10:20:14,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:14,785 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:14,786 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:14,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:14,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:20:14,786 INFO L87 Difference]: Start difference. First operand 335 states and 549 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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) [2021-12-21 10:20:14,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:14,890 INFO L93 Difference]: Finished difference Result 664 states and 1088 transitions. [2021-12-21 10:20:14,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:14,891 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 99 [2021-12-21 10:20:14,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:14,892 INFO L225 Difference]: With dead ends: 664 [2021-12-21 10:20:14,892 INFO L226 Difference]: Without dead ends: 337 [2021-12-21 10:20:14,893 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 [2021-12-21 10:20:14,894 INFO L933 BasicCegarLoop]: 128 mSDtfsCounter, 140 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 141 SdHoareTripleChecker+Invalid, 139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:14,894 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [140 Valid, 141 Invalid, 139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:20:14,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2021-12-21 10:20:14,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 335. [2021-12-21 10:20:14,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 335 states, 334 states have (on average 1.6317365269461077) internal successors, (545), 334 states have internal predecessors, (545), 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) [2021-12-21 10:20:14,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 545 transitions. [2021-12-21 10:20:14,904 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 545 transitions. Word has length 99 [2021-12-21 10:20:14,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:14,905 INFO L470 AbstractCegarLoop]: Abstraction has 335 states and 545 transitions. [2021-12-21 10:20:14,905 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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) [2021-12-21 10:20:14,905 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 545 transitions. [2021-12-21 10:20:14,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-12-21 10:20:14,906 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:14,907 INFO L514 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 10:20:14,907 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-21 10:20:14,907 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:14,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:14,908 INFO L85 PathProgramCache]: Analyzing trace with hash -1084775058, now seen corresponding path program 1 times [2021-12-21 10:20:14,908 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:14,908 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [146583526] [2021-12-21 10:20:14,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:14,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:14,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:14,941 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-12-21 10:20:14,941 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:14,941 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [146583526] [2021-12-21 10:20:14,941 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [146583526] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:14,941 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:20:14,942 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:20:14,942 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851169735] [2021-12-21 10:20:14,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:14,945 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:14,945 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:14,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:14,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:20:14,950 INFO L87 Difference]: Start difference. First operand 335 states and 545 transitions. Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:15,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:15,057 INFO L93 Difference]: Finished difference Result 697 states and 1138 transitions. [2021-12-21 10:20:15,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:15,057 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2021-12-21 10:20:15,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:15,059 INFO L225 Difference]: With dead ends: 697 [2021-12-21 10:20:15,059 INFO L226 Difference]: Without dead ends: 370 [2021-12-21 10:20:15,060 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 [2021-12-21 10:20:15,060 INFO L933 BasicCegarLoop]: 128 mSDtfsCounter, 143 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 149 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:15,060 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [143 Valid, 149 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:20:15,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2021-12-21 10:20:15,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 362. [2021-12-21 10:20:15,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 362 states, 361 states have (on average 1.626038781163435) internal successors, (587), 361 states have internal predecessors, (587), 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) [2021-12-21 10:20:15,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 587 transitions. [2021-12-21 10:20:15,071 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 587 transitions. Word has length 100 [2021-12-21 10:20:15,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:15,071 INFO L470 AbstractCegarLoop]: Abstraction has 362 states and 587 transitions. [2021-12-21 10:20:15,071 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-21 10:20:15,071 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 587 transitions. [2021-12-21 10:20:15,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-12-21 10:20:15,072 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:15,072 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-12-21 10:20:15,073 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-21 10:20:15,073 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:15,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:15,073 INFO L85 PathProgramCache]: Analyzing trace with hash -1691577195, now seen corresponding path program 1 times [2021-12-21 10:20:15,073 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:15,073 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198805274] [2021-12-21 10:20:15,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:15,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:15,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:15,103 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-12-21 10:20:15,103 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:15,103 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1198805274] [2021-12-21 10:20:15,103 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1198805274] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:15,103 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:20:15,103 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:20:15,104 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431027856] [2021-12-21 10:20:15,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:15,104 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:15,104 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:15,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:15,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:20:15,105 INFO L87 Difference]: Start difference. First operand 362 states and 587 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) [2021-12-21 10:20:15,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:15,212 INFO L93 Difference]: Finished difference Result 724 states and 1175 transitions. [2021-12-21 10:20:15,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:15,212 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 [2021-12-21 10:20:15,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:15,214 INFO L225 Difference]: With dead ends: 724 [2021-12-21 10:20:15,214 INFO L226 Difference]: Without dead ends: 370 [2021-12-21 10:20:15,214 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 [2021-12-21 10:20:15,215 INFO L933 BasicCegarLoop]: 128 mSDtfsCounter, 142 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 149 SdHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:15,215 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [142 Valid, 149 Invalid, 138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:20:15,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2021-12-21 10:20:15,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 362. [2021-12-21 10:20:15,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 362 states, 361 states have (on average 1.6121883656509695) internal successors, (582), 361 states have internal predecessors, (582), 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) [2021-12-21 10:20:15,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 582 transitions. [2021-12-21 10:20:15,225 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 582 transitions. Word has length 101 [2021-12-21 10:20:15,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:15,226 INFO L470 AbstractCegarLoop]: Abstraction has 362 states and 582 transitions. [2021-12-21 10:20:15,226 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) [2021-12-21 10:20:15,226 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 582 transitions. [2021-12-21 10:20:15,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-12-21 10:20:15,227 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:15,227 INFO L514 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 10:20:15,227 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-12-21 10:20:15,227 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:15,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:15,228 INFO L85 PathProgramCache]: Analyzing trace with hash -479008336, now seen corresponding path program 1 times [2021-12-21 10:20:15,228 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:15,228 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1197266242] [2021-12-21 10:20:15,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:15,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:15,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:15,251 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-12-21 10:20:15,251 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:15,251 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1197266242] [2021-12-21 10:20:15,251 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1197266242] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:15,251 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:20:15,252 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:20:15,252 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104029075] [2021-12-21 10:20:15,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:15,252 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:15,252 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:15,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:15,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:20:15,253 INFO L87 Difference]: Start difference. First operand 362 states and 582 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) [2021-12-21 10:20:15,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:15,350 INFO L93 Difference]: Finished difference Result 741 states and 1193 transitions. [2021-12-21 10:20:15,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:15,350 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 105 [2021-12-21 10:20:15,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:15,352 INFO L225 Difference]: With dead ends: 741 [2021-12-21 10:20:15,352 INFO L226 Difference]: Without dead ends: 387 [2021-12-21 10:20:15,352 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 [2021-12-21 10:20:15,353 INFO L933 BasicCegarLoop]: 128 mSDtfsCounter, 149 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:15,353 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [149 Valid, 144 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:20:15,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2021-12-21 10:20:15,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 383. [2021-12-21 10:20:15,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 383 states, 382 states have (on average 1.5994764397905759) internal successors, (611), 382 states have internal predecessors, (611), 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) [2021-12-21 10:20:15,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 611 transitions. [2021-12-21 10:20:15,363 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 611 transitions. Word has length 105 [2021-12-21 10:20:15,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:15,363 INFO L470 AbstractCegarLoop]: Abstraction has 383 states and 611 transitions. [2021-12-21 10:20:15,363 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) [2021-12-21 10:20:15,363 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 611 transitions. [2021-12-21 10:20:15,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-12-21 10:20:15,364 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:15,365 INFO L514 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 10:20:15,365 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-12-21 10:20:15,365 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:15,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:15,365 INFO L85 PathProgramCache]: Analyzing trace with hash 2118869193, now seen corresponding path program 1 times [2021-12-21 10:20:15,366 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:15,366 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701488664] [2021-12-21 10:20:15,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:15,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:15,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:15,388 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-12-21 10:20:15,388 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:15,388 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [701488664] [2021-12-21 10:20:15,388 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [701488664] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:15,388 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:20:15,388 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:20:15,388 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158343143] [2021-12-21 10:20:15,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:15,389 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:15,389 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:15,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:15,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:20:15,389 INFO L87 Difference]: Start difference. First operand 383 states and 611 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 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) [2021-12-21 10:20:15,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:15,501 INFO L93 Difference]: Finished difference Result 762 states and 1216 transitions. [2021-12-21 10:20:15,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:15,501 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 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 106 [2021-12-21 10:20:15,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:15,503 INFO L225 Difference]: With dead ends: 762 [2021-12-21 10:20:15,503 INFO L226 Difference]: Without dead ends: 387 [2021-12-21 10:20:15,504 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 [2021-12-21 10:20:15,504 INFO L933 BasicCegarLoop]: 128 mSDtfsCounter, 148 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:15,504 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [148 Valid, 144 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:20:15,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2021-12-21 10:20:15,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 383. [2021-12-21 10:20:15,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 383 states, 382 states have (on average 1.5837696335078535) internal successors, (605), 382 states have internal predecessors, (605), 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) [2021-12-21 10:20:15,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 605 transitions. [2021-12-21 10:20:15,514 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 605 transitions. Word has length 106 [2021-12-21 10:20:15,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:15,515 INFO L470 AbstractCegarLoop]: Abstraction has 383 states and 605 transitions. [2021-12-21 10:20:15,515 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 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) [2021-12-21 10:20:15,515 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 605 transitions. [2021-12-21 10:20:15,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-12-21 10:20:15,516 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:15,516 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] [2021-12-21 10:20:15,516 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-12-21 10:20:15,517 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:15,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:15,517 INFO L85 PathProgramCache]: Analyzing trace with hash 1932137040, now seen corresponding path program 1 times [2021-12-21 10:20:15,517 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:15,517 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [461851432] [2021-12-21 10:20:15,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:15,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:15,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:15,550 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-12-21 10:20:15,550 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:15,550 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [461851432] [2021-12-21 10:20:15,550 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [461851432] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:15,550 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:20:15,550 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:20:15,551 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427603072] [2021-12-21 10:20:15,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:15,551 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:15,551 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:15,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:15,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:20:15,552 INFO L87 Difference]: Start difference. First operand 383 states and 605 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) [2021-12-21 10:20:15,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:15,587 INFO L93 Difference]: Finished difference Result 1131 states and 1790 transitions. [2021-12-21 10:20:15,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:15,587 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 [2021-12-21 10:20:15,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:15,590 INFO L225 Difference]: With dead ends: 1131 [2021-12-21 10:20:15,591 INFO L226 Difference]: Without dead ends: 756 [2021-12-21 10:20:15,591 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 [2021-12-21 10:20:15,592 INFO L933 BasicCegarLoop]: 358 mSDtfsCounter, 137 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 543 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:15,592 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [137 Valid, 543 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-21 10:20:15,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 756 states. [2021-12-21 10:20:15,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 756 to 756. [2021-12-21 10:20:15,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 756 states, 755 states have (on average 1.5788079470198675) internal successors, (1192), 755 states have internal predecessors, (1192), 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) [2021-12-21 10:20:15,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 756 states and 1192 transitions. [2021-12-21 10:20:15,613 INFO L78 Accepts]: Start accepts. Automaton has 756 states and 1192 transitions. Word has length 121 [2021-12-21 10:20:15,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:15,613 INFO L470 AbstractCegarLoop]: Abstraction has 756 states and 1192 transitions. [2021-12-21 10:20:15,613 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) [2021-12-21 10:20:15,613 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1192 transitions. [2021-12-21 10:20:15,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-12-21 10:20:15,615 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:15,615 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, 1] [2021-12-21 10:20:15,615 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-12-21 10:20:15,615 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:15,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:15,616 INFO L85 PathProgramCache]: Analyzing trace with hash -1552830339, now seen corresponding path program 1 times [2021-12-21 10:20:15,616 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:15,616 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390367163] [2021-12-21 10:20:15,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:15,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:15,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:15,647 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-12-21 10:20:15,648 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:15,648 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390367163] [2021-12-21 10:20:15,648 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1390367163] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:15,648 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:20:15,648 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:20:15,648 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833324273] [2021-12-21 10:20:15,648 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:15,648 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:15,649 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:15,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:15,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:20:15,649 INFO L87 Difference]: Start difference. First operand 756 states and 1192 transitions. Second operand has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 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) [2021-12-21 10:20:15,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:15,687 INFO L93 Difference]: Finished difference Result 1832 states and 2893 transitions. [2021-12-21 10:20:15,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:15,688 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 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 122 [2021-12-21 10:20:15,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:15,692 INFO L225 Difference]: With dead ends: 1832 [2021-12-21 10:20:15,692 INFO L226 Difference]: Without dead ends: 1084 [2021-12-21 10:20:15,693 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 [2021-12-21 10:20:15,694 INFO L933 BasicCegarLoop]: 358 mSDtfsCounter, 134 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 543 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 [2021-12-21 10:20:15,694 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [134 Valid, 543 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-21 10:20:15,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1084 states. [2021-12-21 10:20:15,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1084 to 1084. [2021-12-21 10:20:15,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1084 states, 1083 states have (on average 1.5780240073868883) internal successors, (1709), 1083 states have internal predecessors, (1709), 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) [2021-12-21 10:20:15,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1709 transitions. [2021-12-21 10:20:15,731 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1709 transitions. Word has length 122 [2021-12-21 10:20:15,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:15,731 INFO L470 AbstractCegarLoop]: Abstraction has 1084 states and 1709 transitions. [2021-12-21 10:20:15,731 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 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) [2021-12-21 10:20:15,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1709 transitions. [2021-12-21 10:20:15,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-12-21 10:20:15,733 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:15,734 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, 1] [2021-12-21 10:20:15,734 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-12-21 10:20:15,734 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:15,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:15,734 INFO L85 PathProgramCache]: Analyzing trace with hash 323652479, now seen corresponding path program 1 times [2021-12-21 10:20:15,734 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:15,734 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810365067] [2021-12-21 10:20:15,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:15,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:15,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:15,759 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-12-21 10:20:15,759 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:15,759 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1810365067] [2021-12-21 10:20:15,759 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1810365067] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:15,759 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:20:15,760 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:20:15,760 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83334857] [2021-12-21 10:20:15,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:15,760 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:15,760 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:15,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:15,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:20:15,761 INFO L87 Difference]: Start difference. First operand 1084 states and 1709 transitions. Second operand has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 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) [2021-12-21 10:20:15,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:15,808 INFO L93 Difference]: Finished difference Result 2529 states and 3993 transitions. [2021-12-21 10:20:15,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:15,809 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 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 122 [2021-12-21 10:20:15,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:15,814 INFO L225 Difference]: With dead ends: 2529 [2021-12-21 10:20:15,814 INFO L226 Difference]: Without dead ends: 1453 [2021-12-21 10:20:15,816 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 [2021-12-21 10:20:15,816 INFO L933 BasicCegarLoop]: 361 mSDtfsCounter, 155 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 546 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 [2021-12-21 10:20:15,817 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [155 Valid, 546 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-21 10:20:15,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1453 states. [2021-12-21 10:20:15,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1453 to 1453. [2021-12-21 10:20:15,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1453 states, 1452 states have (on average 1.5778236914600552) internal successors, (2291), 1452 states have internal predecessors, (2291), 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) [2021-12-21 10:20:15,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1453 states to 1453 states and 2291 transitions. [2021-12-21 10:20:15,858 INFO L78 Accepts]: Start accepts. Automaton has 1453 states and 2291 transitions. Word has length 122 [2021-12-21 10:20:15,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:15,858 INFO L470 AbstractCegarLoop]: Abstraction has 1453 states and 2291 transitions. [2021-12-21 10:20:15,858 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 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) [2021-12-21 10:20:15,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1453 states and 2291 transitions. [2021-12-21 10:20:15,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-12-21 10:20:15,861 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:15,861 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, 1] [2021-12-21 10:20:15,861 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-12-21 10:20:15,861 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:15,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:15,862 INFO L85 PathProgramCache]: Analyzing trace with hash 1712946493, now seen corresponding path program 1 times [2021-12-21 10:20:15,862 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:15,862 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941600924] [2021-12-21 10:20:15,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:15,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:15,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:15,884 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-12-21 10:20:15,884 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:15,884 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941600924] [2021-12-21 10:20:15,884 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [941600924] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:15,884 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:20:15,884 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:20:15,884 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536813917] [2021-12-21 10:20:15,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:15,885 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:15,885 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:15,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:15,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:20:15,886 INFO L87 Difference]: Start difference. First operand 1453 states and 2291 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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) [2021-12-21 10:20:15,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:15,954 INFO L93 Difference]: Finished difference Result 3249 states and 5126 transitions. [2021-12-21 10:20:15,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:15,954 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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 122 [2021-12-21 10:20:15,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:15,960 INFO L225 Difference]: With dead ends: 3249 [2021-12-21 10:20:15,960 INFO L226 Difference]: Without dead ends: 1804 [2021-12-21 10:20:15,962 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 [2021-12-21 10:20:15,962 INFO L933 BasicCegarLoop]: 213 mSDtfsCounter, 170 mSDsluCounter, 175 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 388 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 [2021-12-21 10:20:15,963 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [170 Valid, 388 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-21 10:20:15,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1804 states. [2021-12-21 10:20:16,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1804 to 1804. [2021-12-21 10:20:16,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1804 states, 1803 states have (on average 1.5762617859123682) internal successors, (2842), 1803 states have internal predecessors, (2842), 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) [2021-12-21 10:20:16,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 1804 states and 2842 transitions. [2021-12-21 10:20:16,012 INFO L78 Accepts]: Start accepts. Automaton has 1804 states and 2842 transitions. Word has length 122 [2021-12-21 10:20:16,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:16,012 INFO L470 AbstractCegarLoop]: Abstraction has 1804 states and 2842 transitions. [2021-12-21 10:20:16,013 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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) [2021-12-21 10:20:16,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 2842 transitions. [2021-12-21 10:20:16,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2021-12-21 10:20:16,016 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:16,017 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 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, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 10:20:16,017 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-12-21 10:20:16,017 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:16,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:16,017 INFO L85 PathProgramCache]: Analyzing trace with hash -1532697181, now seen corresponding path program 1 times [2021-12-21 10:20:16,018 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:16,018 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995847619] [2021-12-21 10:20:16,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:16,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:16,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:16,059 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 256 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-12-21 10:20:16,059 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:16,059 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1995847619] [2021-12-21 10:20:16,059 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1995847619] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:16,059 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:20:16,059 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:20:16,060 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880995747] [2021-12-21 10:20:16,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:16,060 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:16,060 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:16,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:16,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:20:16,061 INFO L87 Difference]: Start difference. First operand 1804 states and 2842 transitions. Second operand has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 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) [2021-12-21 10:20:16,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:16,223 INFO L93 Difference]: Finished difference Result 3650 states and 5732 transitions. [2021-12-21 10:20:16,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:16,223 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 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 199 [2021-12-21 10:20:16,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:16,230 INFO L225 Difference]: With dead ends: 3650 [2021-12-21 10:20:16,230 INFO L226 Difference]: Without dead ends: 1854 [2021-12-21 10:20:16,233 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 [2021-12-21 10:20:16,233 INFO L933 BasicCegarLoop]: 202 mSDtfsCounter, 50 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 297 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:16,233 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [50 Valid, 297 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:20:16,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1854 states. [2021-12-21 10:20:16,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1854 to 1804. [2021-12-21 10:20:16,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1804 states, 1803 states have (on average 1.5363283416528009) internal successors, (2770), 1803 states have internal predecessors, (2770), 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) [2021-12-21 10:20:16,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 1804 states and 2770 transitions. [2021-12-21 10:20:16,303 INFO L78 Accepts]: Start accepts. Automaton has 1804 states and 2770 transitions. Word has length 199 [2021-12-21 10:20:16,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:16,304 INFO L470 AbstractCegarLoop]: Abstraction has 1804 states and 2770 transitions. [2021-12-21 10:20:16,304 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 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) [2021-12-21 10:20:16,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 2770 transitions. [2021-12-21 10:20:16,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2021-12-21 10:20:16,308 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:16,308 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 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] [2021-12-21 10:20:16,308 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-12-21 10:20:16,309 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:16,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:16,309 INFO L85 PathProgramCache]: Analyzing trace with hash -995291011, now seen corresponding path program 1 times [2021-12-21 10:20:16,309 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:16,309 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2144300437] [2021-12-21 10:20:16,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:16,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:16,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:16,344 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2021-12-21 10:20:16,344 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:16,344 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2144300437] [2021-12-21 10:20:16,344 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2144300437] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:16,344 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:20:16,344 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:20:16,344 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257989609] [2021-12-21 10:20:16,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:16,345 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:16,345 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:16,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:16,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:20:16,346 INFO L87 Difference]: Start difference. First operand 1804 states and 2770 transitions. Second operand has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 3 states have internal predecessors, (127), 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) [2021-12-21 10:20:16,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:16,517 INFO L93 Difference]: Finished difference Result 3667 states and 5605 transitions. [2021-12-21 10:20:16,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:16,517 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 3 states have internal predecessors, (127), 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 213 [2021-12-21 10:20:16,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:16,524 INFO L225 Difference]: With dead ends: 3667 [2021-12-21 10:20:16,524 INFO L226 Difference]: Without dead ends: 1871 [2021-12-21 10:20:16,526 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 [2021-12-21 10:20:16,527 INFO L933 BasicCegarLoop]: 136 mSDtfsCounter, 152 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 163 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:16,527 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [152 Valid, 163 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:20:16,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1871 states. [2021-12-21 10:20:16,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1871 to 1804. [2021-12-21 10:20:16,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1804 states, 1803 states have (on average 1.4941763727121464) internal successors, (2694), 1803 states have internal predecessors, (2694), 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) [2021-12-21 10:20:16,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 1804 states and 2694 transitions. [2021-12-21 10:20:16,601 INFO L78 Accepts]: Start accepts. Automaton has 1804 states and 2694 transitions. Word has length 213 [2021-12-21 10:20:16,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:16,602 INFO L470 AbstractCegarLoop]: Abstraction has 1804 states and 2694 transitions. [2021-12-21 10:20:16,602 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 3 states have internal predecessors, (127), 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) [2021-12-21 10:20:16,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 2694 transitions. [2021-12-21 10:20:16,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2021-12-21 10:20:16,606 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:16,606 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 10:20:16,606 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-12-21 10:20:16,606 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:16,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:16,607 INFO L85 PathProgramCache]: Analyzing trace with hash -344869126, now seen corresponding path program 1 times [2021-12-21 10:20:16,607 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:16,607 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15696851] [2021-12-21 10:20:16,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:16,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:16,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:16,653 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 343 proven. 26 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-12-21 10:20:16,653 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:16,654 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [15696851] [2021-12-21 10:20:16,654 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [15696851] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-21 10:20:16,654 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1322295631] [2021-12-21 10:20:16,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:16,654 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 10:20:16,654 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 10:20:16,659 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) [2021-12-21 10:20:16,670 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-21 10:20:16,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:16,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 419 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-21 10:20:16,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-21 10:20:17,239 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 343 proven. 26 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-12-21 10:20:17,240 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-21 10:20:17,614 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 343 proven. 26 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-12-21 10:20:17,615 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1322295631] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-21 10:20:17,615 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-21 10:20:17,615 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2021-12-21 10:20:17,616 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083412679] [2021-12-21 10:20:17,616 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-21 10:20:17,618 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-21 10:20:17,618 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:17,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-21 10:20:17,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-21 10:20:17,620 INFO L87 Difference]: Start difference. First operand 1804 states and 2694 transitions. Second operand has 6 states, 6 states have (on average 39.666666666666664) internal successors, (238), 6 states have internal predecessors, (238), 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) [2021-12-21 10:20:17,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:17,969 INFO L93 Difference]: Finished difference Result 4265 states and 6321 transitions. [2021-12-21 10:20:17,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-21 10:20:17,970 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 39.666666666666664) internal successors, (238), 6 states have internal predecessors, (238), 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 232 [2021-12-21 10:20:17,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:17,979 INFO L225 Difference]: With dead ends: 4265 [2021-12-21 10:20:17,979 INFO L226 Difference]: Without dead ends: 2436 [2021-12-21 10:20:17,982 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 469 GetRequests, 463 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-12-21 10:20:17,983 INFO L933 BasicCegarLoop]: 236 mSDtfsCounter, 486 mSDsluCounter, 212 mSDsCounter, 0 mSdLazyCounter, 333 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 486 SdHoareTripleChecker+Valid, 448 SdHoareTripleChecker+Invalid, 391 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 333 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:17,983 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [486 Valid, 448 Invalid, 391 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 333 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-21 10:20:17,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2436 states. [2021-12-21 10:20:18,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2436 to 1604. [2021-12-21 10:20:18,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1604 states, 1603 states have (on average 1.470991890205864) internal successors, (2358), 1603 states have internal predecessors, (2358), 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) [2021-12-21 10:20:18,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 1604 states and 2358 transitions. [2021-12-21 10:20:18,052 INFO L78 Accepts]: Start accepts. Automaton has 1604 states and 2358 transitions. Word has length 232 [2021-12-21 10:20:18,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:18,053 INFO L470 AbstractCegarLoop]: Abstraction has 1604 states and 2358 transitions. [2021-12-21 10:20:18,053 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 39.666666666666664) internal successors, (238), 6 states have internal predecessors, (238), 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) [2021-12-21 10:20:18,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1604 states and 2358 transitions. [2021-12-21 10:20:18,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2021-12-21 10:20:18,058 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:18,058 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 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, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 10:20:18,083 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-21 10:20:18,279 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,SelfDestructingSolverStorable20 [2021-12-21 10:20:18,280 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:18,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:18,280 INFO L85 PathProgramCache]: Analyzing trace with hash -1731638989, now seen corresponding path program 1 times [2021-12-21 10:20:18,280 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:18,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981690430] [2021-12-21 10:20:18,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:18,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:18,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:18,329 INFO L134 CoverageAnalysis]: Checked inductivity of 526 backedges. 359 proven. 0 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2021-12-21 10:20:18,329 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:18,330 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981690430] [2021-12-21 10:20:18,330 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1981690430] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:18,330 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:20:18,330 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:20:18,330 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1845171340] [2021-12-21 10:20:18,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:18,331 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:18,331 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:18,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:18,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:20:18,332 INFO L87 Difference]: Start difference. First operand 1604 states and 2358 transitions. Second operand has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 3 states have internal predecessors, (133), 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) [2021-12-21 10:20:18,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:18,493 INFO L93 Difference]: Finished difference Result 3395 states and 5009 transitions. [2021-12-21 10:20:18,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:18,494 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 3 states have internal predecessors, (133), 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 241 [2021-12-21 10:20:18,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:18,500 INFO L225 Difference]: With dead ends: 3395 [2021-12-21 10:20:18,501 INFO L226 Difference]: Without dead ends: 1679 [2021-12-21 10:20:18,503 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 [2021-12-21 10:20:18,505 INFO L933 BasicCegarLoop]: 186 mSDtfsCounter, 46 mSDsluCounter, 84 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 270 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:18,505 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [46 Valid, 270 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:20:18,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1679 states. [2021-12-21 10:20:18,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1679 to 1679. [2021-12-21 10:20:18,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1679 states, 1678 states have (on average 1.4439809296781883) internal successors, (2423), 1678 states have internal predecessors, (2423), 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) [2021-12-21 10:20:18,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1679 states to 1679 states and 2423 transitions. [2021-12-21 10:20:18,566 INFO L78 Accepts]: Start accepts. Automaton has 1679 states and 2423 transitions. Word has length 241 [2021-12-21 10:20:18,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:18,566 INFO L470 AbstractCegarLoop]: Abstraction has 1679 states and 2423 transitions. [2021-12-21 10:20:18,566 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 3 states have internal predecessors, (133), 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) [2021-12-21 10:20:18,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1679 states and 2423 transitions. [2021-12-21 10:20:18,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2021-12-21 10:20:18,571 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:18,571 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] [2021-12-21 10:20:18,571 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-12-21 10:20:18,571 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:18,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:18,572 INFO L85 PathProgramCache]: Analyzing trace with hash 1272517136, now seen corresponding path program 1 times [2021-12-21 10:20:18,573 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:18,573 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558707876] [2021-12-21 10:20:18,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:18,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:18,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:18,632 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 430 proven. 16 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-12-21 10:20:18,633 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:18,633 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558707876] [2021-12-21 10:20:18,633 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [558707876] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-21 10:20:18,633 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [370220943] [2021-12-21 10:20:18,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:18,633 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 10:20:18,634 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 10:20:18,635 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) [2021-12-21 10:20:18,651 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-21 10:20:18,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:18,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-21 10:20:18,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-21 10:20:19,202 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 430 proven. 16 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-12-21 10:20:19,202 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-21 10:20:19,548 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 430 proven. 16 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-12-21 10:20:19,548 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [370220943] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-21 10:20:19,548 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-21 10:20:19,548 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2021-12-21 10:20:19,549 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359112055] [2021-12-21 10:20:19,549 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-21 10:20:19,550 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-21 10:20:19,550 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:19,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-21 10:20:19,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-21 10:20:19,551 INFO L87 Difference]: Start difference. First operand 1679 states and 2423 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) [2021-12-21 10:20:20,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:20,243 INFO L93 Difference]: Finished difference Result 7700 states and 11238 transitions. [2021-12-21 10:20:20,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-21 10:20:20,244 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 [2021-12-21 10:20:20,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:20,265 INFO L225 Difference]: With dead ends: 7700 [2021-12-21 10:20:20,265 INFO L226 Difference]: Without dead ends: 6029 [2021-12-21 10:20:20,271 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 516 GetRequests, 508 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2021-12-21 10:20:20,272 INFO L933 BasicCegarLoop]: 540 mSDtfsCounter, 438 mSDsluCounter, 646 mSDsCounter, 0 mSdLazyCounter, 739 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 438 SdHoareTripleChecker+Valid, 1186 SdHoareTripleChecker+Invalid, 800 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 739 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:20,272 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [438 Valid, 1186 Invalid, 800 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 739 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-12-21 10:20:20,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6029 states. [2021-12-21 10:20:20,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6029 to 2357. [2021-12-21 10:20:20,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2357 states, 2356 states have (on average 1.3247028862478778) internal successors, (3121), 2356 states have internal predecessors, (3121), 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) [2021-12-21 10:20:20,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2357 states to 2357 states and 3121 transitions. [2021-12-21 10:20:20,392 INFO L78 Accepts]: Start accepts. Automaton has 2357 states and 3121 transitions. Word has length 253 [2021-12-21 10:20:20,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:20,392 INFO L470 AbstractCegarLoop]: Abstraction has 2357 states and 3121 transitions. [2021-12-21 10:20:20,392 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) [2021-12-21 10:20:20,392 INFO L276 IsEmpty]: Start isEmpty. Operand 2357 states and 3121 transitions. [2021-12-21 10:20:20,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2021-12-21 10:20:20,397 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:20,398 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] [2021-12-21 10:20:20,427 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-21 10:20:20,621 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,SelfDestructingSolverStorable22 [2021-12-21 10:20:20,622 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:20,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:20,623 INFO L85 PathProgramCache]: Analyzing trace with hash 1561336526, now seen corresponding path program 1 times [2021-12-21 10:20:20,623 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:20,623 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752762599] [2021-12-21 10:20:20,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:20,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:20,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:20,659 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 400 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2021-12-21 10:20:20,660 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:20,660 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752762599] [2021-12-21 10:20:20,660 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752762599] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:20,660 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:20:20,660 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:20:20,660 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600610798] [2021-12-21 10:20:20,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:20,661 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:20,661 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:20,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:20,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:20:20,662 INFO L87 Difference]: Start difference. First operand 2357 states and 3121 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) [2021-12-21 10:20:20,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:20,782 INFO L93 Difference]: Finished difference Result 6533 states and 8644 transitions. [2021-12-21 10:20:20,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:20,783 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 [2021-12-21 10:20:20,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:20,809 INFO L225 Difference]: With dead ends: 6533 [2021-12-21 10:20:20,810 INFO L226 Difference]: Without dead ends: 4184 [2021-12-21 10:20:20,814 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 [2021-12-21 10:20:20,817 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 120 mSDsluCounter, 181 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 514 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 [2021-12-21 10:20:20,818 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [120 Valid, 514 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-21 10:20:20,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4184 states. [2021-12-21 10:20:20,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4184 to 4182. [2021-12-21 10:20:20,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4182 states, 4181 states have (on average 1.3207366658694093) internal successors, (5522), 4181 states have internal predecessors, (5522), 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) [2021-12-21 10:20:20,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4182 states to 4182 states and 5522 transitions. [2021-12-21 10:20:20,974 INFO L78 Accepts]: Start accepts. Automaton has 4182 states and 5522 transitions. Word has length 253 [2021-12-21 10:20:20,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:20,975 INFO L470 AbstractCegarLoop]: Abstraction has 4182 states and 5522 transitions. [2021-12-21 10:20:20,975 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) [2021-12-21 10:20:20,975 INFO L276 IsEmpty]: Start isEmpty. Operand 4182 states and 5522 transitions. [2021-12-21 10:20:20,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2021-12-21 10:20:20,984 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:20,984 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 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, 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] [2021-12-21 10:20:20,984 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-12-21 10:20:20,984 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:20,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:20,985 INFO L85 PathProgramCache]: Analyzing trace with hash -914284920, now seen corresponding path program 1 times [2021-12-21 10:20:20,985 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:20,985 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440401024] [2021-12-21 10:20:20,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:20,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:21,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:21,023 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 374 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2021-12-21 10:20:21,023 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:21,023 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440401024] [2021-12-21 10:20:21,024 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [440401024] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:21,024 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:20:21,024 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:20:21,024 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244679201] [2021-12-21 10:20:21,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:21,025 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:21,025 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:21,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:21,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:20:21,025 INFO L87 Difference]: Start difference. First operand 4182 states and 5522 transitions. Second operand has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 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) [2021-12-21 10:20:21,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:21,260 INFO L93 Difference]: Finished difference Result 8584 states and 11340 transitions. [2021-12-21 10:20:21,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:21,261 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 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 256 [2021-12-21 10:20:21,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:21,270 INFO L225 Difference]: With dead ends: 8584 [2021-12-21 10:20:21,271 INFO L226 Difference]: Without dead ends: 4410 [2021-12-21 10:20:21,276 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 [2021-12-21 10:20:21,277 INFO L933 BasicCegarLoop]: 143 mSDtfsCounter, 137 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 166 SdHoareTripleChecker+Invalid, 139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:21,277 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [137 Valid, 166 Invalid, 139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:20:21,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4410 states. [2021-12-21 10:20:21,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4410 to 4182. [2021-12-21 10:20:21,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4182 states, 4181 states have (on average 1.3035159052858167) internal successors, (5450), 4181 states have internal predecessors, (5450), 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) [2021-12-21 10:20:21,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4182 states to 4182 states and 5450 transitions. [2021-12-21 10:20:21,441 INFO L78 Accepts]: Start accepts. Automaton has 4182 states and 5450 transitions. Word has length 256 [2021-12-21 10:20:21,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:21,441 INFO L470 AbstractCegarLoop]: Abstraction has 4182 states and 5450 transitions. [2021-12-21 10:20:21,441 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 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) [2021-12-21 10:20:21,441 INFO L276 IsEmpty]: Start isEmpty. Operand 4182 states and 5450 transitions. [2021-12-21 10:20:21,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2021-12-21 10:20:21,451 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:21,451 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 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] [2021-12-21 10:20:21,451 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-12-21 10:20:21,451 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:21,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:21,452 INFO L85 PathProgramCache]: Analyzing trace with hash 1357789354, now seen corresponding path program 1 times [2021-12-21 10:20:21,452 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:21,452 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419946368] [2021-12-21 10:20:21,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:21,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:21,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:21,485 INFO L134 CoverageAnalysis]: Checked inductivity of 782 backedges. 300 proven. 0 refuted. 0 times theorem prover too weak. 482 trivial. 0 not checked. [2021-12-21 10:20:21,486 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:21,486 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419946368] [2021-12-21 10:20:21,486 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [419946368] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:21,486 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:20:21,486 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:20:21,486 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445873043] [2021-12-21 10:20:21,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:21,487 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:21,487 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:21,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:21,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:20:21,488 INFO L87 Difference]: Start difference. First operand 4182 states and 5450 transitions. Second operand has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 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) [2021-12-21 10:20:21,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:21,659 INFO L93 Difference]: Finished difference Result 8488 states and 11054 transitions. [2021-12-21 10:20:21,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:21,660 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 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 290 [2021-12-21 10:20:21,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:21,669 INFO L225 Difference]: With dead ends: 8488 [2021-12-21 10:20:21,669 INFO L226 Difference]: Without dead ends: 4314 [2021-12-21 10:20:21,674 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 [2021-12-21 10:20:21,675 INFO L933 BasicCegarLoop]: 200 mSDtfsCounter, 13 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 300 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:21,675 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 300 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:20:21,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4314 states. [2021-12-21 10:20:21,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4314 to 4274. [2021-12-21 10:20:21,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4274 states, 4273 states have (on average 1.301661596068336) internal successors, (5562), 4273 states have internal predecessors, (5562), 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) [2021-12-21 10:20:21,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4274 states to 4274 states and 5562 transitions. [2021-12-21 10:20:21,850 INFO L78 Accepts]: Start accepts. Automaton has 4274 states and 5562 transitions. Word has length 290 [2021-12-21 10:20:21,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:21,850 INFO L470 AbstractCegarLoop]: Abstraction has 4274 states and 5562 transitions. [2021-12-21 10:20:21,850 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 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) [2021-12-21 10:20:21,851 INFO L276 IsEmpty]: Start isEmpty. Operand 4274 states and 5562 transitions. [2021-12-21 10:20:21,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2021-12-21 10:20:21,859 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:21,860 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 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] [2021-12-21 10:20:21,860 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-12-21 10:20:21,860 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:21,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:21,861 INFO L85 PathProgramCache]: Analyzing trace with hash -1702375352, now seen corresponding path program 1 times [2021-12-21 10:20:21,861 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:21,861 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911372372] [2021-12-21 10:20:21,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:21,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:21,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:21,900 INFO L134 CoverageAnalysis]: Checked inductivity of 933 backedges. 434 proven. 0 refuted. 0 times theorem prover too weak. 499 trivial. 0 not checked. [2021-12-21 10:20:21,900 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:21,901 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911372372] [2021-12-21 10:20:21,901 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1911372372] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:21,901 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:20:21,901 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:20:21,901 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664547612] [2021-12-21 10:20:21,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:21,902 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:21,902 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:21,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:21,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:20:21,903 INFO L87 Difference]: Start difference. First operand 4274 states and 5562 transitions. Second operand has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 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) [2021-12-21 10:20:22,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:22,117 INFO L93 Difference]: Finished difference Result 8920 states and 11652 transitions. [2021-12-21 10:20:22,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:22,118 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 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 311 [2021-12-21 10:20:22,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:22,127 INFO L225 Difference]: With dead ends: 8920 [2021-12-21 10:20:22,128 INFO L226 Difference]: Without dead ends: 4654 [2021-12-21 10:20:22,132 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 [2021-12-21 10:20:22,133 INFO L933 BasicCegarLoop]: 199 mSDtfsCounter, 29 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 299 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:22,133 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [29 Valid, 299 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:20:22,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4654 states. [2021-12-21 10:20:22,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4654 to 4524. [2021-12-21 10:20:22,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4524 states, 4523 states have (on average 1.2960424497015255) internal successors, (5862), 4523 states have internal predecessors, (5862), 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) [2021-12-21 10:20:22,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4524 states to 4524 states and 5862 transitions. [2021-12-21 10:20:22,284 INFO L78 Accepts]: Start accepts. Automaton has 4524 states and 5862 transitions. Word has length 311 [2021-12-21 10:20:22,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:22,285 INFO L470 AbstractCegarLoop]: Abstraction has 4524 states and 5862 transitions. [2021-12-21 10:20:22,285 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 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) [2021-12-21 10:20:22,285 INFO L276 IsEmpty]: Start isEmpty. Operand 4524 states and 5862 transitions. [2021-12-21 10:20:22,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2021-12-21 10:20:22,292 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:22,293 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 10:20:22,293 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-12-21 10:20:22,293 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:22,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:22,294 INFO L85 PathProgramCache]: Analyzing trace with hash 602793911, now seen corresponding path program 1 times [2021-12-21 10:20:22,294 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:22,294 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275057330] [2021-12-21 10:20:22,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:22,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:22,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:22,346 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 564 proven. 0 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2021-12-21 10:20:22,346 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:22,346 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1275057330] [2021-12-21 10:20:22,346 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1275057330] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:22,347 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:20:22,347 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:20:22,347 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148326807] [2021-12-21 10:20:22,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:22,347 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:22,348 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:22,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:22,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:20:22,348 INFO L87 Difference]: Start difference. First operand 4524 states and 5862 transitions. Second operand has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 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) [2021-12-21 10:20:22,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:22,506 INFO L93 Difference]: Finished difference Result 7636 states and 9829 transitions. [2021-12-21 10:20:22,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:22,507 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 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 321 [2021-12-21 10:20:22,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:22,512 INFO L225 Difference]: With dead ends: 7636 [2021-12-21 10:20:22,512 INFO L226 Difference]: Without dead ends: 2476 [2021-12-21 10:20:22,517 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 [2021-12-21 10:20:22,518 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 11 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 288 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:22,518 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 288 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:20:22,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2476 states. [2021-12-21 10:20:22,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2476 to 2476. [2021-12-21 10:20:22,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2476 states, 2475 states have (on average 1.2836363636363637) internal successors, (3177), 2475 states have internal predecessors, (3177), 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) [2021-12-21 10:20:22,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2476 states to 2476 states and 3177 transitions. [2021-12-21 10:20:22,587 INFO L78 Accepts]: Start accepts. Automaton has 2476 states and 3177 transitions. Word has length 321 [2021-12-21 10:20:22,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:22,587 INFO L470 AbstractCegarLoop]: Abstraction has 2476 states and 3177 transitions. [2021-12-21 10:20:22,587 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 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) [2021-12-21 10:20:22,587 INFO L276 IsEmpty]: Start isEmpty. Operand 2476 states and 3177 transitions. [2021-12-21 10:20:22,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2021-12-21 10:20:22,591 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:22,591 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, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1] [2021-12-21 10:20:22,592 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-12-21 10:20:22,592 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:22,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:22,592 INFO L85 PathProgramCache]: Analyzing trace with hash -616309997, now seen corresponding path program 1 times [2021-12-21 10:20:22,592 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:22,592 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164932843] [2021-12-21 10:20:22,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:22,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:22,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:22,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1114 backedges. 580 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked. [2021-12-21 10:20:22,635 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:22,635 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [164932843] [2021-12-21 10:20:22,635 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [164932843] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:22,635 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:20:22,635 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:20:22,635 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841813320] [2021-12-21 10:20:22,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:22,636 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:22,636 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:22,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:22,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:20:22,637 INFO L87 Difference]: Start difference. First operand 2476 states and 3177 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) [2021-12-21 10:20:22,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:22,770 INFO L93 Difference]: Finished difference Result 4984 states and 6407 transitions. [2021-12-21 10:20:22,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:22,770 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 337 [2021-12-21 10:20:22,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:22,774 INFO L225 Difference]: With dead ends: 4984 [2021-12-21 10:20:22,775 INFO L226 Difference]: Without dead ends: 2516 [2021-12-21 10:20:22,778 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 [2021-12-21 10:20:22,781 INFO L933 BasicCegarLoop]: 194 mSDtfsCounter, 19 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 293 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:22,781 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [19 Valid, 293 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:20:22,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2516 states. [2021-12-21 10:20:22,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2516 to 2476. [2021-12-21 10:20:22,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2476 states, 2475 states have (on average 1.2735353535353535) internal successors, (3152), 2475 states have internal predecessors, (3152), 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) [2021-12-21 10:20:22,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2476 states to 2476 states and 3152 transitions. [2021-12-21 10:20:22,865 INFO L78 Accepts]: Start accepts. Automaton has 2476 states and 3152 transitions. Word has length 337 [2021-12-21 10:20:22,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:22,866 INFO L470 AbstractCegarLoop]: Abstraction has 2476 states and 3152 transitions. [2021-12-21 10:20:22,866 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) [2021-12-21 10:20:22,866 INFO L276 IsEmpty]: Start isEmpty. Operand 2476 states and 3152 transitions. [2021-12-21 10:20:22,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2021-12-21 10:20:22,870 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:22,870 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, 5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1] [2021-12-21 10:20:22,870 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-12-21 10:20:22,871 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:22,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:22,871 INFO L85 PathProgramCache]: Analyzing trace with hash -1063549815, now seen corresponding path program 1 times [2021-12-21 10:20:22,871 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:22,871 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020349974] [2021-12-21 10:20:22,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:22,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:22,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:22,920 INFO L134 CoverageAnalysis]: Checked inductivity of 1327 backedges. 738 proven. 0 refuted. 0 times theorem prover too weak. 589 trivial. 0 not checked. [2021-12-21 10:20:22,920 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:22,920 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020349974] [2021-12-21 10:20:22,920 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2020349974] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:22,920 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:20:22,920 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:20:22,920 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367791133] [2021-12-21 10:20:22,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:22,921 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:22,921 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:22,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:22,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:20:22,921 INFO L87 Difference]: Start difference. First operand 2476 states and 3152 transitions. Second operand has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 3 states have internal predecessors, (140), 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) [2021-12-21 10:20:23,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:23,049 INFO L93 Difference]: Finished difference Result 4954 states and 6302 transitions. [2021-12-21 10:20:23,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:23,050 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 3 states have internal predecessors, (140), 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 360 [2021-12-21 10:20:23,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:23,054 INFO L225 Difference]: With dead ends: 4954 [2021-12-21 10:20:23,054 INFO L226 Difference]: Without dead ends: 2486 [2021-12-21 10:20:23,057 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 [2021-12-21 10:20:23,057 INFO L933 BasicCegarLoop]: 194 mSDtfsCounter, 11 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 293 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:23,058 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 293 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:20:23,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2486 states. [2021-12-21 10:20:23,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2486 to 2476. [2021-12-21 10:20:23,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2476 states, 2475 states have (on average 1.2634343434343434) internal successors, (3127), 2475 states have internal predecessors, (3127), 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) [2021-12-21 10:20:23,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2476 states to 2476 states and 3127 transitions. [2021-12-21 10:20:23,127 INFO L78 Accepts]: Start accepts. Automaton has 2476 states and 3127 transitions. Word has length 360 [2021-12-21 10:20:23,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:23,128 INFO L470 AbstractCegarLoop]: Abstraction has 2476 states and 3127 transitions. [2021-12-21 10:20:23,128 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 3 states have internal predecessors, (140), 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) [2021-12-21 10:20:23,128 INFO L276 IsEmpty]: Start isEmpty. Operand 2476 states and 3127 transitions. [2021-12-21 10:20:23,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2021-12-21 10:20:23,132 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:23,132 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 10, 10, 9, 9, 8, 8, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1] [2021-12-21 10:20:23,133 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-12-21 10:20:23,133 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:23,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:23,133 INFO L85 PathProgramCache]: Analyzing trace with hash -2107174257, now seen corresponding path program 1 times [2021-12-21 10:20:23,133 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:23,133 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141441218] [2021-12-21 10:20:23,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:23,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:23,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:23,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1588 backedges. 1011 proven. 26 refuted. 0 times theorem prover too weak. 551 trivial. 0 not checked. [2021-12-21 10:20:23,198 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:23,198 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [141441218] [2021-12-21 10:20:23,198 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [141441218] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-21 10:20:23,198 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [663814158] [2021-12-21 10:20:23,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:23,198 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 10:20:23,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 10:20:23,199 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) [2021-12-21 10:20:23,201 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-21 10:20:23,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:23,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 645 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-21 10:20:23,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-21 10:20:24,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1588 backedges. 773 proven. 0 refuted. 0 times theorem prover too weak. 815 trivial. 0 not checked. [2021-12-21 10:20:24,043 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-21 10:20:24,043 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [663814158] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:24,043 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-21 10:20:24,043 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-21 10:20:24,043 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414266663] [2021-12-21 10:20:24,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:24,044 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:24,044 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:24,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:24,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-21 10:20:24,044 INFO L87 Difference]: Start difference. First operand 2476 states and 3127 transitions. Second operand has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 3 states have internal predecessors, (158), 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) [2021-12-21 10:20:24,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:24,114 INFO L93 Difference]: Finished difference Result 3068 states and 3883 transitions. [2021-12-21 10:20:24,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:24,115 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 3 states have internal predecessors, (158), 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 393 [2021-12-21 10:20:24,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:24,120 INFO L225 Difference]: With dead ends: 3068 [2021-12-21 10:20:24,120 INFO L226 Difference]: Without dead ends: 2930 [2021-12-21 10:20:24,121 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 396 GetRequests, 393 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-21 10:20:24,122 INFO L933 BasicCegarLoop]: 309 mSDtfsCounter, 91 mSDsluCounter, 138 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 447 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:24,122 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [91 Valid, 447 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-21 10:20:24,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2930 states. [2021-12-21 10:20:24,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2930 to 2340. [2021-12-21 10:20:24,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2340 states, 2339 states have (on average 1.27105600684053) internal successors, (2973), 2339 states have internal predecessors, (2973), 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) [2021-12-21 10:20:24,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2340 states to 2340 states and 2973 transitions. [2021-12-21 10:20:24,196 INFO L78 Accepts]: Start accepts. Automaton has 2340 states and 2973 transitions. Word has length 393 [2021-12-21 10:20:24,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:24,197 INFO L470 AbstractCegarLoop]: Abstraction has 2340 states and 2973 transitions. [2021-12-21 10:20:24,197 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 3 states have internal predecessors, (158), 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) [2021-12-21 10:20:24,197 INFO L276 IsEmpty]: Start isEmpty. Operand 2340 states and 2973 transitions. [2021-12-21 10:20:24,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2021-12-21 10:20:24,202 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:24,202 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 11, 11, 10, 10, 9, 9, 8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 10:20:24,232 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-12-21 10:20:24,415 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 10:20:24,415 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:24,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:24,416 INFO L85 PathProgramCache]: Analyzing trace with hash 2021892229, now seen corresponding path program 1 times [2021-12-21 10:20:24,416 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:24,416 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187467536] [2021-12-21 10:20:24,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:24,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:24,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:24,492 INFO L134 CoverageAnalysis]: Checked inductivity of 1704 backedges. 1045 proven. 26 refuted. 0 times theorem prover too weak. 633 trivial. 0 not checked. [2021-12-21 10:20:24,492 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:24,492 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1187467536] [2021-12-21 10:20:24,492 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1187467536] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-21 10:20:24,493 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1983545128] [2021-12-21 10:20:24,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:24,493 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 10:20:24,493 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 10:20:24,494 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) [2021-12-21 10:20:24,495 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-21 10:20:24,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:24,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 662 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-21 10:20:24,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-21 10:20:25,163 INFO L134 CoverageAnalysis]: Checked inductivity of 1704 backedges. 1045 proven. 26 refuted. 0 times theorem prover too weak. 633 trivial. 0 not checked. [2021-12-21 10:20:25,163 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-21 10:20:25,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1704 backedges. 1045 proven. 26 refuted. 0 times theorem prover too weak. 633 trivial. 0 not checked. [2021-12-21 10:20:25,809 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1983545128] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-21 10:20:25,810 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-21 10:20:25,810 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2021-12-21 10:20:25,810 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404528201] [2021-12-21 10:20:25,810 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-21 10:20:25,811 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-21 10:20:25,811 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:25,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-21 10:20:25,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-21 10:20:25,813 INFO L87 Difference]: Start difference. First operand 2340 states and 2973 transitions. Second operand has 6 states, 6 states have (on average 39.666666666666664) internal successors, (238), 6 states have internal predecessors, (238), 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) [2021-12-21 10:20:26,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:26,143 INFO L93 Difference]: Finished difference Result 5609 states and 7131 transitions. [2021-12-21 10:20:26,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-21 10:20:26,144 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 39.666666666666664) internal successors, (238), 6 states have internal predecessors, (238), 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 409 [2021-12-21 10:20:26,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:26,149 INFO L225 Difference]: With dead ends: 5609 [2021-12-21 10:20:26,150 INFO L226 Difference]: Without dead ends: 3228 [2021-12-21 10:20:26,153 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 824 GetRequests, 818 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-12-21 10:20:26,153 INFO L933 BasicCegarLoop]: 218 mSDtfsCounter, 586 mSDsluCounter, 179 mSDsCounter, 0 mSdLazyCounter, 312 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 586 SdHoareTripleChecker+Valid, 397 SdHoareTripleChecker+Invalid, 370 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 312 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:26,153 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [586 Valid, 397 Invalid, 370 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 312 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-21 10:20:26,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3228 states. [2021-12-21 10:20:26,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3228 to 2400. [2021-12-21 10:20:26,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2400 states, 2399 states have (on average 1.2705293872446852) internal successors, (3048), 2399 states have internal predecessors, (3048), 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) [2021-12-21 10:20:26,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2400 states to 2400 states and 3048 transitions. [2021-12-21 10:20:26,224 INFO L78 Accepts]: Start accepts. Automaton has 2400 states and 3048 transitions. Word has length 409 [2021-12-21 10:20:26,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:26,224 INFO L470 AbstractCegarLoop]: Abstraction has 2400 states and 3048 transitions. [2021-12-21 10:20:26,224 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 39.666666666666664) internal successors, (238), 6 states have internal predecessors, (238), 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) [2021-12-21 10:20:26,224 INFO L276 IsEmpty]: Start isEmpty. Operand 2400 states and 3048 transitions. [2021-12-21 10:20:26,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 538 [2021-12-21 10:20:26,229 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:26,229 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 15, 15, 14, 14, 13, 13, 12, 12, 12, 12, 10, 8, 8, 8, 8, 6, 6, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 10:20:26,259 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-12-21 10:20:26,443 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 10:20:26,443 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:26,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:26,444 INFO L85 PathProgramCache]: Analyzing trace with hash -50523035, now seen corresponding path program 1 times [2021-12-21 10:20:26,444 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:26,444 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504408506] [2021-12-21 10:20:26,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:26,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:26,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:26,537 INFO L134 CoverageAnalysis]: Checked inductivity of 3128 backedges. 1661 proven. 0 refuted. 0 times theorem prover too weak. 1467 trivial. 0 not checked. [2021-12-21 10:20:26,537 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:26,537 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1504408506] [2021-12-21 10:20:26,537 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1504408506] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 10:20:26,537 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 10:20:26,538 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-21 10:20:26,538 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829529080] [2021-12-21 10:20:26,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 10:20:26,538 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-21 10:20:26,538 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:26,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-21 10:20:26,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-21 10:20:26,539 INFO L87 Difference]: Start difference. First operand 2400 states and 3048 transitions. Second operand has 3 states, 3 states have (on average 55.0) internal successors, (165), 3 states have internal predecessors, (165), 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) [2021-12-21 10:20:26,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:26,690 INFO L93 Difference]: Finished difference Result 4972 states and 6324 transitions. [2021-12-21 10:20:26,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-21 10:20:26,690 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 55.0) internal successors, (165), 3 states have internal predecessors, (165), 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 537 [2021-12-21 10:20:26,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:26,695 INFO L225 Difference]: With dead ends: 4972 [2021-12-21 10:20:26,695 INFO L226 Difference]: Without dead ends: 2580 [2021-12-21 10:20:26,698 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 [2021-12-21 10:20:26,698 INFO L933 BasicCegarLoop]: 191 mSDtfsCounter, 11 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 290 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:26,699 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 290 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-21 10:20:26,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2580 states. [2021-12-21 10:20:26,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2580 to 2570. [2021-12-21 10:20:26,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2570 states, 2569 states have (on average 1.262358894511483) internal successors, (3243), 2569 states have internal predecessors, (3243), 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) [2021-12-21 10:20:26,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2570 states to 2570 states and 3243 transitions. [2021-12-21 10:20:26,771 INFO L78 Accepts]: Start accepts. Automaton has 2570 states and 3243 transitions. Word has length 537 [2021-12-21 10:20:26,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:26,772 INFO L470 AbstractCegarLoop]: Abstraction has 2570 states and 3243 transitions. [2021-12-21 10:20:26,772 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 55.0) internal successors, (165), 3 states have internal predecessors, (165), 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) [2021-12-21 10:20:26,772 INFO L276 IsEmpty]: Start isEmpty. Operand 2570 states and 3243 transitions. [2021-12-21 10:20:26,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 600 [2021-12-21 10:20:26,777 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 10:20:26,778 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 18, 18, 18, 18, 18, 17, 17, 16, 16, 15, 15, 14, 14, 14, 14, 12, 10, 10, 8, 8, 6, 6, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 10:20:26,778 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-12-21 10:20:26,778 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 10:20:26,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 10:20:26,779 INFO L85 PathProgramCache]: Analyzing trace with hash 1600887189, now seen corresponding path program 1 times [2021-12-21 10:20:26,779 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 10:20:26,779 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831921671] [2021-12-21 10:20:26,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:26,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 10:20:26,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:26,872 INFO L134 CoverageAnalysis]: Checked inductivity of 4009 backedges. 2315 proven. 26 refuted. 0 times theorem prover too weak. 1668 trivial. 0 not checked. [2021-12-21 10:20:26,872 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 10:20:26,872 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831921671] [2021-12-21 10:20:26,872 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1831921671] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-21 10:20:26,872 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1220860878] [2021-12-21 10:20:26,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 10:20:26,872 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-21 10:20:26,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 10:20:26,873 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) [2021-12-21 10:20:26,875 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-21 10:20:27,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 10:20:27,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 920 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-21 10:20:27,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-21 10:20:27,740 INFO L134 CoverageAnalysis]: Checked inductivity of 4009 backedges. 2315 proven. 26 refuted. 0 times theorem prover too weak. 1668 trivial. 0 not checked. [2021-12-21 10:20:27,740 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-21 10:20:28,397 INFO L134 CoverageAnalysis]: Checked inductivity of 4009 backedges. 2315 proven. 26 refuted. 0 times theorem prover too weak. 1668 trivial. 0 not checked. [2021-12-21 10:20:28,397 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1220860878] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-21 10:20:28,397 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-21 10:20:28,398 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2021-12-21 10:20:28,398 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143292950] [2021-12-21 10:20:28,398 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-21 10:20:28,400 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-21 10:20:28,400 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 10:20:28,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-21 10:20:28,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-12-21 10:20:28,400 INFO L87 Difference]: Start difference. First operand 2570 states and 3243 transitions. Second operand has 8 states, 8 states have (on average 41.5) internal successors, (332), 8 states have internal predecessors, (332), 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) [2021-12-21 10:20:28,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-21 10:20:28,666 INFO L93 Difference]: Finished difference Result 4135 states and 5217 transitions. [2021-12-21 10:20:28,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-21 10:20:28,667 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 41.5) internal successors, (332), 8 states have internal predecessors, (332), 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 599 [2021-12-21 10:20:28,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-21 10:20:28,668 INFO L225 Difference]: With dead ends: 4135 [2021-12-21 10:20:28,668 INFO L226 Difference]: Without dead ends: 0 [2021-12-21 10:20:28,672 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1204 GetRequests, 1196 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-12-21 10:20:28,673 INFO L933 BasicCegarLoop]: 151 mSDtfsCounter, 119 mSDsluCounter, 247 mSDsCounter, 0 mSdLazyCounter, 280 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 398 SdHoareTripleChecker+Invalid, 326 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 280 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-21 10:20:28,673 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [119 Valid, 398 Invalid, 326 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 280 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-21 10:20:28,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-21 10:20:28,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-21 10:20:28,673 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) [2021-12-21 10:20:28,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-21 10:20:28,674 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 599 [2021-12-21 10:20:28,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-21 10:20:28,674 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-21 10:20:28,674 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 41.5) internal successors, (332), 8 states have internal predecessors, (332), 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) [2021-12-21 10:20:28,674 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-21 10:20:28,674 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-21 10:20:28,677 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-21 10:20:28,703 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-12-21 10:20:28,900 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2021-12-21 10:20:28,902 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-21 10:20:43,853 INFO L858 garLoopResultBuilder]: For program point L531(lines 531 535) no Hoare annotation was computed. [2021-12-21 10:20:43,854 INFO L858 garLoopResultBuilder]: For program point L531-2(lines 531 535) no Hoare annotation was computed. [2021-12-21 10:20:43,854 INFO L858 garLoopResultBuilder]: For program point L399(lines 399 417) no Hoare annotation was computed. [2021-12-21 10:20:43,854 INFO L854 garLoopResultBuilder]: At program point L201(lines 197 562) the Hoare annotation is: (let ((.cse2 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse3 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse0 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse1 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656))) (or (and (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640) .cse0 .cse1 .cse2) (and .cse0 .cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (and .cse3 .cse0 .cse1 .cse2) (and (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse0 .cse1) (and .cse3 .cse0 .cse1 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)))) [2021-12-21 10:20:43,854 INFO L854 garLoopResultBuilder]: At program point L168(lines 164 573) the Hoare annotation is: (let ((.cse0 (not (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= 8673 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse5 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse6 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse7 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= 12292 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8496))) (.cse10 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656))) (.cse12 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse12) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|) .cse12))) [2021-12-21 10:20:43,855 INFO L854 garLoopResultBuilder]: At program point L135(lines 134 583) the Hoare annotation is: (let ((.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse4 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse5 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640)) (.cse6 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse7 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse9 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse10 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse2 .cse3 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse10))) [2021-12-21 10:20:43,855 INFO L858 garLoopResultBuilder]: For program point L102(lines 102 104) no Hoare annotation was computed. [2021-12-21 10:20:43,855 INFO L858 garLoopResultBuilder]: For program point L499(lines 499 502) no Hoare annotation was computed. [2021-12-21 10:20:43,855 INFO L858 garLoopResultBuilder]: For program point L400(lines 400 406) no Hoare annotation was computed. [2021-12-21 10:20:43,855 INFO L861 garLoopResultBuilder]: At program point L632(lines 623 634) the Hoare annotation is: true [2021-12-21 10:20:43,855 INFO L858 garLoopResultBuilder]: For program point L203(lines 203 560) no Hoare annotation was computed. [2021-12-21 10:20:43,855 INFO L858 garLoopResultBuilder]: For program point L170(lines 170 571) no Hoare annotation was computed. [2021-12-21 10:20:43,856 INFO L858 garLoopResultBuilder]: For program point L137(lines 137 582) no Hoare annotation was computed. [2021-12-21 10:20:43,856 INFO L858 garLoopResultBuilder]: For program point L600(lines 600 604) no Hoare annotation was computed. [2021-12-21 10:20:43,856 INFO L858 garLoopResultBuilder]: For program point L468(lines 468 470) no Hoare annotation was computed. [2021-12-21 10:20:43,856 INFO L858 garLoopResultBuilder]: For program point L270(lines 270 272) no Hoare annotation was computed. [2021-12-21 10:20:43,856 INFO L858 garLoopResultBuilder]: For program point L237(lines 237 248) no Hoare annotation was computed. [2021-12-21 10:20:43,856 INFO L858 garLoopResultBuilder]: For program point L237-2(lines 219 553) no Hoare annotation was computed. [2021-12-21 10:20:43,856 INFO L858 garLoopResultBuilder]: For program point L304(lines 304 308) no Hoare annotation was computed. [2021-12-21 10:20:43,856 INFO L858 garLoopResultBuilder]: For program point L304-2(lines 304 308) no Hoare annotation was computed. [2021-12-21 10:20:43,856 INFO L858 garLoopResultBuilder]: For program point L437-1(lines 437 445) no Hoare annotation was computed. [2021-12-21 10:20:43,856 INFO L858 garLoopResultBuilder]: For program point L239(lines 239 242) no Hoare annotation was computed. [2021-12-21 10:20:43,856 INFO L858 garLoopResultBuilder]: For program point L206(lines 206 559) no Hoare annotation was computed. [2021-12-21 10:20:43,857 INFO L858 garLoopResultBuilder]: For program point L173(lines 173 570) no Hoare annotation was computed. [2021-12-21 10:20:43,857 INFO L858 garLoopResultBuilder]: For program point L140(lines 140 581) no Hoare annotation was computed. [2021-12-21 10:20:43,857 INFO L858 garLoopResultBuilder]: For program point L504(lines 504 510) no Hoare annotation was computed. [2021-12-21 10:20:43,857 INFO L854 garLoopResultBuilder]: At program point L207(lines 203 560) the Hoare annotation is: (let ((.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse2 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse4 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse5 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse7 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|)) (.cse6 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse6) (and .cse0 .cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse3 .cse4 .cse5 .cse7 .cse6) (and .cse0 .cse1 .cse3 .cse4 .cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (not .cse7) .cse6))) [2021-12-21 10:20:43,858 INFO L854 garLoopResultBuilder]: At program point L174(lines 170 571) the Hoare annotation is: (let ((.cse0 (not (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse2 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse3 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse4 (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8496)))) (or (and .cse0 .cse1 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse2 .cse3 .cse4 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|)) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (and .cse0 .cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse2 .cse3 .cse4))) [2021-12-21 10:20:43,858 INFO L858 garLoopResultBuilder]: For program point L440(lines 440 443) no Hoare annotation was computed. [2021-12-21 10:20:43,858 INFO L858 garLoopResultBuilder]: For program point L341(lines 341 379) no Hoare annotation was computed. [2021-12-21 10:20:43,858 INFO L858 garLoopResultBuilder]: For program point L209(lines 209 558) no Hoare annotation was computed. [2021-12-21 10:20:43,858 INFO L858 garLoopResultBuilder]: For program point L176(lines 176 569) no Hoare annotation was computed. [2021-12-21 10:20:43,859 INFO L858 garLoopResultBuilder]: For program point L143(lines 143 580) no Hoare annotation was computed. [2021-12-21 10:20:43,859 INFO L854 garLoopResultBuilder]: At program point L110-2(lines 110 609) the Hoare annotation is: (let ((.cse6 (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse25 (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse19 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (let ((.cse0 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640)) (.cse18 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse26 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse4 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse31 (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse30 (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse3 (not .cse19)) (.cse20 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672)) (.cse21 (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8496))) (.cse15 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) (.cse22 (< 8496 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse23 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (.cse7 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448)) (.cse28 (= 3 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse2 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse12 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse8 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse10 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse24 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse13 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse5 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640)) (.cse16 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse29 (not .cse25)) (.cse27 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 3)) (.cse14 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse17 (not .cse6))) (or (and (<= 8640 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|) .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse5 .cse3) (and .cse6 .cse7) (and .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse2 .cse15) (and .cse8 .cse9 .cse10 .cse11 .cse13 .cse5 .cse16 .cse14 .cse2 .cse7 .cse17) (and .cse18 .cse12 .cse4 .cse19 .cse20) (and .cse21 .cse22 .cse23 .cse7 .cse15) (and .cse8 .cse9 .cse10 .cse11 .cse24 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576) .cse13 .cse14 .cse19 .cse2 .cse23) (and .cse24 .cse19 .cse25) (and .cse24 .cse18 .cse26 .cse4 .cse23 .cse20) (and .cse0 .cse27) (and .cse1 .cse28 .cse19 .cse2 .cse7) (and .cse12 .cse1 .cse22 .cse2 .cse23) (and .cse18 .cse4 .cse7 .cse20) (and .cse24 .cse18 .cse26 .cse4 .cse3 .cse20) (and .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse5 .cse21 .cse14) (and (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528) .cse8 .cse9 .cse10 .cse11 .cse24 .cse13 .cse5 .cse16 .cse29 .cse21 .cse14 .cse19 .cse17) (and .cse30 .cse1 .cse28 .cse19 .cse2) (and .cse24 .cse1 .cse22 .cse19 .cse2 .cse23) (and .cse31 .cse30 .cse23 .cse20) (and .cse8 .cse9 .cse10 .cse11 .cse24 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512) .cse13 .cse5 .cse16 .cse29 .cse21 .cse14 .cse19 .cse17) (and .cse31 .cse30 .cse3 .cse20) (and .cse8 .cse9 .cse10 .cse11 .cse13 .cse5 .cse16 .cse27 .cse14 .cse7 .cse17) (and .cse8 .cse9 .cse10 .cse11 .cse24 .cse13 .cse5 .cse16 .cse29 .cse21 .cse14 .cse19 .cse23 .cse17) (and .cse12 .cse21 .cse22 .cse23 .cse15) (and .cse24 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) .cse22 .cse19 .cse23 .cse15) (and .cse24 .cse6 .cse19) (and .cse1 .cse22 .cse2 .cse23 .cse7) (and .cse12 .cse1 .cse28 .cse19 .cse2) (and .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse5 .cse27 .cse14) (and .cse8 .cse9 .cse10 .cse11 .cse24 .cse13 .cse5 .cse16 .cse29 .cse27 .cse14 .cse17)))) [2021-12-21 10:20:43,859 INFO L858 garLoopResultBuilder]: For program point L507(lines 507 509) no Hoare annotation was computed. [2021-12-21 10:20:43,859 INFO L858 garLoopResultBuilder]: For program point L507-2(lines 219 553) no Hoare annotation was computed. [2021-12-21 10:20:43,859 INFO L854 garLoopResultBuilder]: At program point L408(lines 399 417) the Hoare annotation is: (let ((.cse0 (not (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= 8673 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse5 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse6 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse7 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= 12292 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8496))) (.cse10 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656))) (.cse12 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse12) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|) .cse12))) [2021-12-21 10:20:43,859 INFO L858 garLoopResultBuilder]: For program point L243(lines 243 246) no Hoare annotation was computed. [2021-12-21 10:20:43,860 INFO L854 garLoopResultBuilder]: At program point L177(lines 176 569) the Hoare annotation is: (let ((.cse6 (< 8496 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse7 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (.cse4 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse0 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448)) (.cse3 (= 3 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse2 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|)) (.cse1 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (or (and (<= 8640 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640) .cse0 .cse1 (not .cse2)) (and .cse0 .cse3 .cse2 .cse1 .cse4) (and .cse5 .cse0 .cse6 .cse1 .cse7) (and (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse0 .cse3 .cse2 .cse1) (and (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse0 .cse6 .cse2 .cse1 .cse7) (and .cse0 .cse6 .cse1 .cse7 .cse4) (and .cse5 .cse0 .cse3 .cse2 .cse1))) [2021-12-21 10:20:43,860 INFO L854 garLoopResultBuilder]: At program point L144(lines 137 582) the Hoare annotation is: (let ((.cse0 (not (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse5 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse6 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse7 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse9 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse10 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse10) (and .cse1 .cse2 .cse3 .cse4 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576) .cse5 .cse6 .cse7 .cse8 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|) .cse9 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse10) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10))) [2021-12-21 10:20:43,860 INFO L858 garLoopResultBuilder]: For program point L111(line 111) no Hoare annotation was computed. [2021-12-21 10:20:43,860 INFO L858 garLoopResultBuilder]: For program point L541(lines 541 547) no Hoare annotation was computed. [2021-12-21 10:20:43,860 INFO L858 garLoopResultBuilder]: For program point L541-1(lines 541 547) no Hoare annotation was computed. [2021-12-21 10:20:43,860 INFO L858 garLoopResultBuilder]: For program point L344(lines 344 378) no Hoare annotation was computed. [2021-12-21 10:20:43,860 INFO L858 garLoopResultBuilder]: For program point L344-1(lines 344 378) no Hoare annotation was computed. [2021-12-21 10:20:43,861 INFO L858 garLoopResultBuilder]: For program point L212(lines 212 557) no Hoare annotation was computed. [2021-12-21 10:20:43,861 INFO L858 garLoopResultBuilder]: For program point L179(lines 179 568) no Hoare annotation was computed. [2021-12-21 10:20:43,861 INFO L858 garLoopResultBuilder]: For program point L146(lines 146 579) no Hoare annotation was computed. [2021-12-21 10:20:43,861 INFO L858 garLoopResultBuilder]: For program point L113(lines 113 590) no Hoare annotation was computed. [2021-12-21 10:20:43,861 INFO L858 garLoopResultBuilder]: For program point L477(lines 477 479) no Hoare annotation was computed. [2021-12-21 10:20:43,861 INFO L858 garLoopResultBuilder]: For program point L411(lines 411 413) no Hoare annotation was computed. [2021-12-21 10:20:43,861 INFO L858 garLoopResultBuilder]: For program point L345(lines 345 375) no Hoare annotation was computed. [2021-12-21 10:20:43,861 INFO L854 garLoopResultBuilder]: At program point L213(lines 209 558) the Hoare annotation is: (let ((.cse1 (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse0 (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse2 (not (= 12292 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse3 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (or (and .cse0 .cse1 .cse2 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (and .cse0 .cse2 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (and .cse0 .cse1 .cse2 (not .cse3)) (and .cse0 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse2 .cse3))) [2021-12-21 10:20:43,862 INFO L854 garLoopResultBuilder]: At program point L114(lines 113 590) the Hoare annotation is: false [2021-12-21 10:20:43,862 INFO L861 garLoopResultBuilder]: At program point L610(lines 109 611) the Hoare annotation is: true [2021-12-21 10:20:43,862 INFO L858 garLoopResultBuilder]: For program point L544(lines 544 546) no Hoare annotation was computed. [2021-12-21 10:20:43,862 INFO L858 garLoopResultBuilder]: For program point L215(lines 215 556) no Hoare annotation was computed. [2021-12-21 10:20:43,862 INFO L858 garLoopResultBuilder]: For program point L182(lines 182 567) no Hoare annotation was computed. [2021-12-21 10:20:43,862 INFO L858 garLoopResultBuilder]: For program point L149(lines 149 578) no Hoare annotation was computed. [2021-12-21 10:20:43,862 INFO L858 garLoopResultBuilder]: For program point L116(lines 116 589) no Hoare annotation was computed. [2021-12-21 10:20:43,862 INFO L858 garLoopResultBuilder]: For program point L315(lines 315 322) no Hoare annotation was computed. [2021-12-21 10:20:43,862 INFO L858 garLoopResultBuilder]: For program point L315-2(lines 315 322) no Hoare annotation was computed. [2021-12-21 10:20:43,863 INFO L854 garLoopResultBuilder]: At program point L216(lines 215 556) the Hoare annotation is: (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672)) [2021-12-21 10:20:43,863 INFO L854 garLoopResultBuilder]: At program point L183(lines 179 568) the Hoare annotation is: (let ((.cse0 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse2 (not (<= 8640 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse3 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse4 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse5 (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8496))) (.cse6 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse3 .cse4 .cse5 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse6))) [2021-12-21 10:20:43,863 INFO L854 garLoopResultBuilder]: At program point L150(lines 146 579) the Hoare annotation is: (let ((.cse0 (not (= 8673 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse5 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) (.cse6 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse7 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse8 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (not (= 12292 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse10 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656))) (.cse12 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse13 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (.cse14 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|) .cse12 .cse13 .cse14) (and (not (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse6 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse14))) [2021-12-21 10:20:43,863 INFO L858 garLoopResultBuilder]: For program point L350(lines 350 373) no Hoare annotation was computed. [2021-12-21 10:20:43,863 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-21 10:20:43,863 INFO L854 garLoopResultBuilder]: At program point L218(lines 217 556) the Hoare annotation is: (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672)) [2021-12-21 10:20:43,863 INFO L858 garLoopResultBuilder]: For program point L185(lines 185 566) no Hoare annotation was computed. [2021-12-21 10:20:43,863 INFO L858 garLoopResultBuilder]: For program point L152(lines 152 577) no Hoare annotation was computed. [2021-12-21 10:20:43,863 INFO L858 garLoopResultBuilder]: For program point L119(lines 119 588) no Hoare annotation was computed. [2021-12-21 10:20:43,864 INFO L858 garLoopResultBuilder]: For program point L615(lines 615 617) no Hoare annotation was computed. [2021-12-21 10:20:43,864 INFO L858 garLoopResultBuilder]: For program point L615-2(lines 615 617) no Hoare annotation was computed. [2021-12-21 10:20:43,864 INFO L858 garLoopResultBuilder]: For program point L516(lines 516 519) no Hoare annotation was computed. [2021-12-21 10:20:43,864 INFO L858 garLoopResultBuilder]: For program point L285(lines 285 287) no Hoare annotation was computed. [2021-12-21 10:20:43,864 INFO L858 garLoopResultBuilder]: For program point L285-2(lines 219 553) no Hoare annotation was computed. [2021-12-21 10:20:43,864 INFO L858 garLoopResultBuilder]: For program point L451(lines 451 453) no Hoare annotation was computed. [2021-12-21 10:20:43,864 INFO L858 garLoopResultBuilder]: For program point L319(lines 319 321) no Hoare annotation was computed. [2021-12-21 10:20:43,864 INFO L858 garLoopResultBuilder]: For program point L353(lines 353 357) no Hoare annotation was computed. [2021-12-21 10:20:43,864 INFO L858 garLoopResultBuilder]: For program point L353-2(lines 353 357) no Hoare annotation was computed. [2021-12-21 10:20:43,864 INFO L858 garLoopResultBuilder]: For program point L254(lines 254 264) no Hoare annotation was computed. [2021-12-21 10:20:43,864 INFO L858 garLoopResultBuilder]: For program point L188(lines 188 565) no Hoare annotation was computed. [2021-12-21 10:20:43,865 INFO L858 garLoopResultBuilder]: For program point L155(lines 155 576) no Hoare annotation was computed. [2021-12-21 10:20:43,865 INFO L858 garLoopResultBuilder]: For program point L122(lines 122 587) no Hoare annotation was computed. [2021-12-21 10:20:43,865 INFO L858 garLoopResultBuilder]: For program point L486(lines 486 488) no Hoare annotation was computed. [2021-12-21 10:20:43,865 INFO L858 garLoopResultBuilder]: For program point L387(lines 387 419) no Hoare annotation was computed. [2021-12-21 10:20:43,865 INFO L858 garLoopResultBuilder]: For program point L255(lines 255 258) no Hoare annotation was computed. [2021-12-21 10:20:43,865 INFO L854 garLoopResultBuilder]: At program point L222(lines 116 589) the Hoare annotation is: false [2021-12-21 10:20:43,865 INFO L854 garLoopResultBuilder]: At program point L189(lines 185 566) the Hoare annotation is: (let ((.cse0 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse2 (not (<= 8640 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse3 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse4 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse5 (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8496))) (.cse6 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse3 .cse4 .cse5 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse6))) [2021-12-21 10:20:43,866 INFO L854 garLoopResultBuilder]: At program point L156(lines 152 577) the Hoare annotation is: (let ((.cse0 (not (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse3 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse4 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse5 (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8496))) (.cse6 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse6) (and .cse0 .cse1 .cse2 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse3 .cse4 .cse5 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|) .cse6))) [2021-12-21 10:20:43,866 INFO L858 garLoopResultBuilder]: For program point L454(lines 454 463) no Hoare annotation was computed. [2021-12-21 10:20:43,866 INFO L858 garLoopResultBuilder]: For program point L388(lines 388 394) no Hoare annotation was computed. [2021-12-21 10:20:43,866 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-21 10:20:43,866 INFO L861 garLoopResultBuilder]: At program point L620(lines 22 622) the Hoare annotation is: true [2021-12-21 10:20:43,866 INFO L854 garLoopResultBuilder]: At program point L554(lines 110 609) the Hoare annotation is: (let ((.cse6 (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse25 (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse19 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (let ((.cse0 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640)) (.cse18 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse26 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse4 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse31 (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse30 (= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse3 (not .cse19)) (.cse20 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672)) (.cse21 (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8496))) (.cse15 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) (.cse22 (< 8496 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse23 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (.cse7 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0)) (.cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448)) (.cse28 (= 3 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse2 (<= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse12 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse8 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse10 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse24 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse13 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse5 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640)) (.cse16 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse29 (not .cse25)) (.cse27 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 3)) (.cse14 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse17 (not .cse6))) (or (and (<= 8640 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|) .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse5 .cse3) (and .cse6 .cse7) (and .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse2 .cse15) (and .cse8 .cse9 .cse10 .cse11 .cse13 .cse5 .cse16 .cse14 .cse2 .cse7 .cse17) (and .cse18 .cse12 .cse4 .cse19 .cse20) (and .cse21 .cse22 .cse23 .cse7 .cse15) (and .cse8 .cse9 .cse10 .cse11 .cse24 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576) .cse13 .cse14 .cse19 .cse2 .cse23) (and .cse24 .cse19 .cse25) (and .cse24 .cse18 .cse26 .cse4 .cse23 .cse20) (and .cse0 .cse27) (and .cse1 .cse28 .cse19 .cse2 .cse7) (and .cse12 .cse1 .cse22 .cse2 .cse23) (and .cse18 .cse4 .cse7 .cse20) (and .cse24 .cse18 .cse26 .cse4 .cse3 .cse20) (and .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse5 .cse21 .cse14) (and (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528) .cse8 .cse9 .cse10 .cse11 .cse24 .cse13 .cse5 .cse16 .cse29 .cse21 .cse14 .cse19 .cse17) (and .cse30 .cse1 .cse28 .cse19 .cse2) (and .cse24 .cse1 .cse22 .cse19 .cse2 .cse23) (and .cse31 .cse30 .cse23 .cse20) (and .cse8 .cse9 .cse10 .cse11 .cse24 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512) .cse13 .cse5 .cse16 .cse29 .cse21 .cse14 .cse19 .cse17) (and .cse31 .cse30 .cse3 .cse20) (and .cse8 .cse9 .cse10 .cse11 .cse13 .cse5 .cse16 .cse27 .cse14 .cse7 .cse17) (and .cse8 .cse9 .cse10 .cse11 .cse24 .cse13 .cse5 .cse16 .cse29 .cse21 .cse14 .cse19 .cse23 .cse17) (and .cse12 .cse21 .cse22 .cse23 .cse15) (and .cse24 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) .cse22 .cse19 .cse23 .cse15) (and .cse24 .cse6 .cse19) (and .cse1 .cse22 .cse2 .cse23 .cse7) (and .cse12 .cse1 .cse28 .cse19 .cse2) (and .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse5 .cse27 .cse14) (and .cse8 .cse9 .cse10 .cse11 .cse24 .cse13 .cse5 .cse16 .cse29 .cse27 .cse14 .cse17)))) [2021-12-21 10:20:43,866 INFO L858 garLoopResultBuilder]: For program point L191(lines 191 564) no Hoare annotation was computed. [2021-12-21 10:20:43,867 INFO L858 garLoopResultBuilder]: For program point L158(lines 158 575) no Hoare annotation was computed. [2021-12-21 10:20:43,867 INFO L858 garLoopResultBuilder]: For program point L125(lines 125 586) no Hoare annotation was computed. [2021-12-21 10:20:43,867 INFO L858 garLoopResultBuilder]: For program point L489(lines 489 493) no Hoare annotation was computed. [2021-12-21 10:20:43,867 INFO L858 garLoopResultBuilder]: For program point L489-2(lines 489 493) no Hoare annotation was computed. [2021-12-21 10:20:43,867 INFO L858 garLoopResultBuilder]: For program point L93(lines 93 99) no Hoare annotation was computed. [2021-12-21 10:20:43,867 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-21 10:20:43,867 INFO L858 garLoopResultBuilder]: For program point L524(lines 524 526) no Hoare annotation was computed. [2021-12-21 10:20:43,867 INFO L858 garLoopResultBuilder]: For program point L458(lines 458 460) no Hoare annotation was computed. [2021-12-21 10:20:43,868 INFO L858 garLoopResultBuilder]: For program point L227(lines 227 229) no Hoare annotation was computed. [2021-12-21 10:20:43,868 INFO L858 garLoopResultBuilder]: For program point L194(lines 194 563) no Hoare annotation was computed. [2021-12-21 10:20:43,868 INFO L858 garLoopResultBuilder]: For program point L161(lines 161 574) no Hoare annotation was computed. [2021-12-21 10:20:43,868 INFO L858 garLoopResultBuilder]: For program point L227-2(lines 227 229) no Hoare annotation was computed. [2021-12-21 10:20:43,868 INFO L858 garLoopResultBuilder]: For program point L128(lines 128 585) no Hoare annotation was computed. [2021-12-21 10:20:43,868 INFO L858 garLoopResultBuilder]: For program point L591(lines 591 607) no Hoare annotation was computed. [2021-12-21 10:20:43,868 INFO L854 garLoopResultBuilder]: At program point L525(lines 83 621) the Hoare annotation is: false [2021-12-21 10:20:43,868 INFO L854 garLoopResultBuilder]: At program point L195(lines 191 564) the Hoare annotation is: (let ((.cse0 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse2 (not (<= 8640 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse3 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse4 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse5 (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8496))) (.cse6 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse3 .cse4 .cse5 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse6))) [2021-12-21 10:20:43,869 INFO L854 garLoopResultBuilder]: At program point L162(lines 158 575) the Hoare annotation is: (let ((.cse0 (not (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse3 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse4 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse5 (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8496))) (.cse6 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse6) (and .cse0 .cse1 .cse2 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse3 .cse4 .cse5 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|) .cse6))) [2021-12-21 10:20:43,869 INFO L858 garLoopResultBuilder]: For program point L96(lines 96 98) no Hoare annotation was computed. [2021-12-21 10:20:43,869 INFO L858 garLoopResultBuilder]: For program point L96-2(lines 93 99) no Hoare annotation was computed. [2021-12-21 10:20:43,869 INFO L858 garLoopResultBuilder]: For program point L592(lines 592 606) no Hoare annotation was computed. [2021-12-21 10:20:43,869 INFO L858 garLoopResultBuilder]: For program point L361(lines 361 369) no Hoare annotation was computed. [2021-12-21 10:20:43,869 INFO L858 garLoopResultBuilder]: For program point L593(lines 593 598) no Hoare annotation was computed. [2021-12-21 10:20:43,869 INFO L858 garLoopResultBuilder]: For program point L527(lines 527 529) no Hoare annotation was computed. [2021-12-21 10:20:43,869 INFO L858 garLoopResultBuilder]: For program point L593-2(lines 592 606) no Hoare annotation was computed. [2021-12-21 10:20:43,870 INFO L854 garLoopResultBuilder]: At program point L362(lines 338 380) the Hoare annotation is: (let ((.cse0 (not (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse3 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse4 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse5 (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8496))) (.cse6 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse6) (and .cse0 .cse1 .cse2 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse3 .cse4 .cse5 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|) .cse6))) [2021-12-21 10:20:43,870 INFO L858 garLoopResultBuilder]: For program point L197(lines 197 562) no Hoare annotation was computed. [2021-12-21 10:20:43,870 INFO L858 garLoopResultBuilder]: For program point L164(lines 164 573) no Hoare annotation was computed. [2021-12-21 10:20:43,870 INFO L858 garLoopResultBuilder]: For program point L131(lines 131 584) no Hoare annotation was computed. [2021-12-21 10:20:43,870 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-21 10:20:43,870 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 619) no Hoare annotation was computed. [2021-12-21 10:20:43,870 INFO L858 garLoopResultBuilder]: For program point L429(lines 429 431) no Hoare annotation was computed. [2021-12-21 10:20:43,871 INFO L854 garLoopResultBuilder]: At program point L396(lines 387 419) the Hoare annotation is: (let ((.cse0 (not (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= 8673 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse5 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse6 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse7 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= 12292 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8496))) (.cse10 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656))) (.cse12 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse12) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|) .cse12))) [2021-12-21 10:20:43,871 INFO L854 garLoopResultBuilder]: At program point L132(lines 128 585) the Hoare annotation is: false [2021-12-21 10:20:43,871 INFO L858 garLoopResultBuilder]: For program point L595(lines 595 597) no Hoare annotation was computed. [2021-12-21 10:20:43,871 INFO L858 garLoopResultBuilder]: For program point L364(lines 364 366) no Hoare annotation was computed. [2021-12-21 10:20:43,871 INFO L858 garLoopResultBuilder]: For program point L298(lines 298 300) no Hoare annotation was computed. [2021-12-21 10:20:43,871 INFO L858 garLoopResultBuilder]: For program point L232(lines 232 234) no Hoare annotation was computed. [2021-12-21 10:20:43,871 INFO L858 garLoopResultBuilder]: For program point L298-2(lines 219 553) no Hoare annotation was computed. [2021-12-21 10:20:43,871 INFO L858 garLoopResultBuilder]: For program point L332(lines 332 336) no Hoare annotation was computed. [2021-12-21 10:20:43,872 INFO L858 garLoopResultBuilder]: For program point L332-2(lines 219 553) no Hoare annotation was computed. [2021-12-21 10:20:43,872 INFO L858 garLoopResultBuilder]: For program point L200(lines 200 561) no Hoare annotation was computed. [2021-12-21 10:20:43,872 INFO L858 garLoopResultBuilder]: For program point L167(lines 167 572) no Hoare annotation was computed. [2021-12-21 10:20:43,872 INFO L858 garLoopResultBuilder]: For program point L134(lines 134 583) no Hoare annotation was computed. [2021-12-21 10:20:43,872 INFO L858 garLoopResultBuilder]: For program point L101(lines 101 105) no Hoare annotation was computed. [2021-12-21 10:20:43,872 INFO L858 garLoopResultBuilder]: For program point L101-1(lines 83 621) no Hoare annotation was computed. [2021-12-21 10:20:43,875 INFO L732 BasicCegarLoop]: Path program 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] [2021-12-21 10:20:43,876 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-21 10:20:43,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.12 10:20:43 BoogieIcfgContainer [2021-12-21 10:20:43,913 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-21 10:20:43,914 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-21 10:20:43,914 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-21 10:20:43,914 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-21 10:20:43,914 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 10:20:12" (3/4) ... [2021-12-21 10:20:43,917 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-21 10:20:43,931 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-12-21 10:20:43,931 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-12-21 10:20:43,932 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-21 10:20:43,933 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-21 10:20:43,997 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-21 10:20:43,998 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-21 10:20:43,998 INFO L158 Benchmark]: Toolchain (without parser) took 32634.98ms. Allocated memory was 90.2MB in the beginning and 408.9MB in the end (delta: 318.8MB). Free memory was 57.6MB in the beginning and 155.8MB in the end (delta: -98.2MB). Peak memory consumption was 219.9MB. Max. memory is 16.1GB. [2021-12-21 10:20:43,999 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 90.2MB. Free memory was 62.6MB in the beginning and 62.5MB in the end (delta: 28.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 10:20:43,999 INFO L158 Benchmark]: CACSL2BoogieTranslator took 301.01ms. Allocated memory was 90.2MB in the beginning and 113.2MB in the end (delta: 23.1MB). Free memory was 57.3MB in the beginning and 86.0MB in the end (delta: -28.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-21 10:20:43,999 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.44ms. Allocated memory is still 113.2MB. Free memory was 86.0MB in the beginning and 83.1MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-21 10:20:43,999 INFO L158 Benchmark]: Boogie Preprocessor took 55.08ms. Allocated memory is still 113.2MB. Free memory was 83.1MB in the beginning and 80.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-21 10:20:44,000 INFO L158 Benchmark]: RCFGBuilder took 680.99ms. Allocated memory is still 113.2MB. Free memory was 80.9MB in the beginning and 48.9MB in the end (delta: 32.1MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2021-12-21 10:20:44,000 INFO L158 Benchmark]: TraceAbstraction took 31454.46ms. Allocated memory was 113.2MB in the beginning and 408.9MB in the end (delta: 295.7MB). Free memory was 48.3MB in the beginning and 169.4MB in the end (delta: -121.2MB). Peak memory consumption was 243.5MB. Max. memory is 16.1GB. [2021-12-21 10:20:44,000 INFO L158 Benchmark]: Witness Printer took 84.31ms. Allocated memory is still 408.9MB. Free memory was 169.4MB in the beginning and 155.8MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-21 10:20:44,001 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 90.2MB. Free memory was 62.6MB in the beginning and 62.5MB in the end (delta: 28.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 301.01ms. Allocated memory was 90.2MB in the beginning and 113.2MB in the end (delta: 23.1MB). Free memory was 57.3MB in the beginning and 86.0MB in the end (delta: -28.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.44ms. Allocated memory is still 113.2MB. Free memory was 86.0MB in the beginning and 83.1MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.08ms. Allocated memory is still 113.2MB. Free memory was 83.1MB in the beginning and 80.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 680.99ms. Allocated memory is still 113.2MB. Free memory was 80.9MB in the beginning and 48.9MB in the end (delta: 32.1MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 31454.46ms. Allocated memory was 113.2MB in the beginning and 408.9MB in the end (delta: 295.7MB). Free memory was 48.3MB in the beginning and 169.4MB in the end (delta: -121.2MB). Peak memory consumption was 243.5MB. Max. memory is 16.1GB. * Witness Printer took 84.31ms. Allocated memory is still 408.9MB. Free memory was 169.4MB in the beginning and 155.8MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. 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: 619]: 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, 141 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 31.4s, OverallIterations: 34, TraceHistogramMax: 19, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 5.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 15.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4953 SdHoareTripleChecker+Valid, 3.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4953 mSDsluCounter, 10153 SdHoareTripleChecker+Invalid, 2.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3407 mSDsCounter, 1020 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4114 IncrementalHoareTripleChecker+Invalid, 5134 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1020 mSolverCounterUnsat, 6746 mSDtfsCounter, 4114 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3496 GetRequests, 3436 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4524occurred in iteration=27, InterpolantAutomatonStates: 119, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.8s AutomataMinimizationTime, 34 MinimizatonAttempts, 6551 StatesRemovedByMinimization, 25 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 28 LocationsWithAnnotation, 28 PreInvPairs, 235 NumberOfFragments, 3584 HoareAnnotationTreeSize, 28 FomulaSimplifications, 59890 FormulaSimplificationTreeSizeReduction, 6.4s HoareSimplificationTime, 28 FomulaSimplificationsInter, 208853 FormulaSimplificationTreeSizeReductionInter, 8.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 6.0s InterpolantComputationTime, 8782 NumberOfCodeBlocks, 8782 NumberOfCodeBlocksAsserted, 39 NumberOfCheckSat, 10232 ConstructedInterpolants, 0 QuantifiedInterpolants, 14466 SizeOfPredicates, 4 NumberOfNonLiveVariables, 3095 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 43 InterpolantComputations, 30 PerfectInterpolantSequences, 34894/35202 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: 83]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: ((((((((((((((!(8576 <= s__state) && !(8673 == s__state)) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(12292 == s__state)) && !(s__state <= 8496)) && !(s__state == 8480)) && !(s__state == 8656)) && blastFlag == 0) && !(8560 == s__state)) || (((((((((((((!(8576 <= s__state) && !(8673 == s__state)) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && !(s__state == 8657)) && blastFlag == 1) && !(s__state == 8672)) && !(8497 == s__state)) && !(12292 == s__state)) && !(s__state <= 8496)) && !(s__state == 8480)) && !(s__state == 8656)) && !(8560 == s__state))) || ((((((((((((((!(8576 <= s__state) && !(8673 == s__state)) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(12292 == s__state)) && !(s__state <= 8496)) && !(s__state == 8480)) && !(s__state == 8656)) && 0 == s__hit) && !(8560 == s__state)) - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: (((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(8497 == s__state)) && s__s3__tmp__next_state___0 <= 8640) && s__state <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && !(8560 == s__state)) || (((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && !(8560 == s__state))) || (((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag == 1) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && !(8560 == s__state))) || (((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && blastFlag == 0) && !(8560 == s__state)) - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: !(s__state == 8672) - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: (((((((((!(8448 == s__state) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state == 8672)) && 8640 <= s__state) && !(s__state == 8480)) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8672) || (((((((!(8448 == s__state) && !(s__state == 8481)) && blastFlag == 1) && !(s__state == 8672)) && 8640 <= s__state) && !(s__state == 8480)) && 0 == s__hit) && s__state <= 8672)) || ((((((!(8448 == s__state) && !(s__state == 8481)) && !(s__state == 8672)) && 8640 <= s__state) && !(s__state == 8480)) && blastFlag == 0) && s__state <= 8672)) || (((((((!(8448 == s__state) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state == 8672)) && 8640 <= s__state) && !(s__state == 8480)) && !(0 == s__hit)) && s__state <= 8672) - InvariantResult [Line: 399]: Loop Invariant Derived loop invariant: ((((((((((((((!(8576 <= s__state) && !(8673 == s__state)) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(12292 == s__state)) && !(s__state <= 8496)) && !(s__state == 8480)) && !(s__state == 8656)) && blastFlag == 0) && !(8560 == s__state)) || (((((((((((((!(8576 <= s__state) && !(8673 == s__state)) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && !(s__state == 8657)) && blastFlag == 1) && !(s__state == 8672)) && !(8497 == s__state)) && !(12292 == s__state)) && !(s__state <= 8496)) && !(s__state == 8480)) && !(s__state == 8656)) && !(8560 == s__state))) || ((((((((((((((!(8576 <= s__state) && !(8673 == s__state)) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(12292 == s__state)) && !(s__state <= 8496)) && !(s__state == 8480)) && !(s__state == 8656)) && 0 == s__hit) && !(8560 == s__state)) - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: ((((((((!(s__state == 8561) && !(s__state == 8545)) && !(8640 <= s__state)) && blastFlag == 1) && !(8497 == s__state)) && !(8544 == s__state)) && !(s__state <= 8496)) && !(8560 == s__state)) || (((((((((!(s__state == 8561) && !(s__state == 8545)) && !(8640 <= s__state)) && 2 == blastFlag) && !(8497 == s__state)) && !(8544 == s__state)) && !(s__state <= 8496)) && 0 == s__hit) && s__s3__tmp__next_state___0 <= 8576) && !(8560 == s__state))) || (((((((!(s__state == 8561) && !(s__state == 8545)) && !(8640 <= s__state)) && !(8497 == s__state)) && !(8544 == s__state)) && !(s__state <= 8496)) && blastFlag == 0) && !(8560 == s__state)) - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: ((((((((((((!(8576 <= s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && blastFlag == 0) && !(8560 == s__state)) || (((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && s__state < 8576) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 0 == s__hit) && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && !(8560 == s__state))) || (((((((((((!(8576 <= s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag == 1) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && !(8560 == s__state)) - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: !(s__state == 8672) - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((8640 <= s__s3__tmp__next_state___0 && s__s3__tmp__next_state___0 <= 8640) && s__state <= 8448) && 8448 <= s__state) && !(0 == s__hit)) || (((s__s3__tmp__next_state___0 <= 8640 && 8640 <= s__state) && s__state <= 8640) && !(0 == s__hit))) || (8560 == s__state && blastFlag == 0)) || ((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag == 1) && !(8497 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && s__state <= 8576)) || ((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && blastFlag == 0) && !(8560 == s__state))) || ((((!(s__state == 8657) && blastFlag == 1) && 8640 <= s__state) && 0 == s__hit) && s__state <= 8672)) || ((((!(s__state <= 8496) && 8496 < s__s3__tmp__next_state___0) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 0) && s__state <= 8576)) || ((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && s__state < 8576) && !(8497 == s__state)) && !(s__state == 8480)) && 0 == s__hit) && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8576)) || ((2 == blastFlag && 0 == s__hit) && 8544 == s__state)) || (((((2 == blastFlag && !(s__state == 8657)) && !(s__state == 8672)) && 8640 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8672)) || (s__s3__tmp__next_state___0 <= 8640 && s__state == 3)) || ((((s__state <= 8448 && 3 == s__s3__tmp__next_state___0) && 0 == s__hit) && 8448 <= s__state) && blastFlag == 0)) || ((((blastFlag == 1 && s__state <= 8448) && 8496 < s__s3__tmp__next_state___0) && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8576)) || (((!(s__state == 8657) && 8640 <= s__state) && blastFlag == 0) && s__state <= 8672)) || (((((2 == blastFlag && !(s__state == 8657)) && !(s__state == 8672)) && 8640 <= s__state) && !(0 == s__hit)) && s__state <= 8672)) || ((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag == 1) && !(8497 == s__state)) && s__state <= 8640) && !(s__state <= 8496)) && !(s__state == 8480))) || (((((((((((((s__state == 8528 && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state <= 8496)) && !(s__state == 8480)) && 0 == s__hit) && !(8560 == s__state))) || ((((3 == blastFlag && s__state <= 8448) && 3 == s__s3__tmp__next_state___0) && 0 == s__hit) && 8448 <= s__state)) || (((((2 == blastFlag && s__state <= 8448) && 8496 < s__s3__tmp__next_state___0) && 0 == s__hit) && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8576)) || (((8672 <= s__state && 3 == blastFlag) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8672)) || (((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && s__state == 8512) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state <= 8496)) && !(s__state == 8480)) && 0 == s__hit) && !(8560 == s__state))) || (((8672 <= s__state && 3 == blastFlag) && !(0 == s__hit)) && s__state <= 8672)) || ((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && s__state == 3) && !(s__state == 8480)) && blastFlag == 0) && !(8560 == s__state))) || (((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state <= 8496)) && !(s__state == 8480)) && 0 == s__hit) && s__s3__tmp__next_state___0 <= 8576) && !(8560 == s__state))) || ((((blastFlag == 1 && !(s__state <= 8496)) && 8496 < s__s3__tmp__next_state___0) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8576)) || (((((2 == blastFlag && 8496 < s__state) && 8496 < s__s3__tmp__next_state___0) && 0 == s__hit) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8576)) || ((2 == blastFlag && 8560 == s__state) && 0 == s__hit)) || ((((s__state <= 8448 && 8496 < s__s3__tmp__next_state___0) && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 0)) || ((((blastFlag == 1 && s__state <= 8448) && 3 == s__s3__tmp__next_state___0) && 0 == s__hit) && 8448 <= s__state)) || ((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag == 1) && !(8497 == s__state)) && s__state <= 8640) && s__state == 3) && !(s__state == 8480))) || (((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && s__state == 3) && !(s__state == 8480)) && !(8560 == s__state)) - InvariantResult [Line: 116]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 113]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: (((((((((8640 <= s__s3__tmp__next_state___0 && s__s3__tmp__next_state___0 <= 8640) && s__state <= 8448) && 8448 <= s__state) && !(0 == s__hit)) || ((((s__state <= 8448 && 3 == s__s3__tmp__next_state___0) && 0 == s__hit) && 8448 <= s__state) && blastFlag == 0)) || ((((blastFlag == 1 && s__state <= 8448) && 8496 < s__s3__tmp__next_state___0) && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8576)) || ((((3 == blastFlag && s__state <= 8448) && 3 == s__s3__tmp__next_state___0) && 0 == s__hit) && 8448 <= s__state)) || (((((2 == blastFlag && s__state <= 8448) && 8496 < s__s3__tmp__next_state___0) && 0 == s__hit) && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8576)) || ((((s__state <= 8448 && 8496 < s__s3__tmp__next_state___0) && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 0)) || ((((blastFlag == 1 && s__state <= 8448) && 3 == s__s3__tmp__next_state___0) && 0 == s__hit) && 8448 <= s__state) - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: ((((((((!(s__state == 8561) && !(s__state == 8545)) && !(8640 <= s__state)) && blastFlag == 1) && !(8497 == s__state)) && !(8544 == s__state)) && !(s__state <= 8496)) && !(8560 == s__state)) || (((((((((!(s__state == 8561) && !(s__state == 8545)) && !(8640 <= s__state)) && 2 == blastFlag) && !(8497 == s__state)) && !(8544 == s__state)) && !(s__state <= 8496)) && 0 == s__hit) && s__s3__tmp__next_state___0 <= 8576) && !(8560 == s__state))) || (((((((!(s__state == 8561) && !(s__state == 8545)) && !(8640 <= s__state)) && !(8497 == s__state)) && !(8544 == s__state)) && !(s__state <= 8496)) && blastFlag == 0) && !(8560 == s__state)) - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: ((((((((((((((!(8576 <= s__state) && !(8673 == s__state)) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(12292 == s__state)) && !(s__state <= 8496)) && !(s__state == 8480)) && !(s__state == 8656)) && blastFlag == 0) && !(8560 == s__state)) || (((((((((((((!(8576 <= s__state) && !(8673 == s__state)) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && !(s__state == 8657)) && blastFlag == 1) && !(s__state == 8672)) && !(8497 == s__state)) && !(12292 == s__state)) && !(s__state <= 8496)) && !(s__state == 8480)) && !(s__state == 8656)) && !(8560 == s__state))) || ((((((((((((((!(8576 <= s__state) && !(8673 == s__state)) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state == 8657)) && !(s__state == 8672)) && !(8497 == s__state)) && !(12292 == s__state)) && !(s__state <= 8496)) && !(s__state == 8480)) && !(s__state == 8656)) && 0 == s__hit) && !(8560 == s__state)) - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: (((((8672 <= s__state && 3 == blastFlag) && !(12292 == s__state)) && s__s3__tmp__next_state___0 <= 8576) || ((8672 <= s__state && !(12292 == s__state)) && blastFlag == 0)) || (((8672 <= s__state && 3 == blastFlag) && !(12292 == s__state)) && !(0 == s__hit))) || (((8672 <= s__state && blastFlag == 1) && !(12292 == s__state)) && 0 == s__hit) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 338]: Loop Invariant Derived loop invariant: ((((((((!(8576 <= s__state) && !(s__state == 8561)) && !(s__state == 8545)) && blastFlag == 1) && !(8497 == s__state)) && !(8544 == s__state)) && !(s__state <= 8496)) && !(8560 == s__state)) || (((((((!(8576 <= s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(8497 == s__state)) && !(8544 == s__state)) && !(s__state <= 8496)) && blastFlag == 0) && !(8560 == s__state))) || ((((((((!(8576 <= s__state) && !(s__state == 8561)) && !(s__state == 8545)) && 2 == blastFlag) && !(8497 == s__state)) && !(8544 == s__state)) && !(s__state <= 8496)) && 0 == s__hit) && !(8560 == s__state)) - InvariantResult [Line: 152]: Loop Invariant Derived loop invariant: ((((((((!(8576 <= s__state) && !(s__state == 8561)) && !(s__state == 8545)) && blastFlag == 1) && !(8497 == s__state)) && !(8544 == s__state)) && !(s__state <= 8496)) && !(8560 == s__state)) || (((((((!(8576 <= s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(8497 == s__state)) && !(8544 == s__state)) && !(s__state <= 8496)) && blastFlag == 0) && !(8560 == s__state))) || ((((((((!(8576 <= s__state) && !(s__state == 8561)) && !(s__state == 8545)) && 2 == blastFlag) && !(8497 == s__state)) && !(8544 == s__state)) && !(s__state <= 8496)) && 0 == s__hit) && !(8560 == s__state)) - InvariantResult [Line: 623]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: (((((((!(8576 <= s__state) && !(s__state == 8545)) && 2 == blastFlag) && !(8497 == s__state)) && !(8544 == s__state)) && !(s__state <= 8496)) && 0 == s__hit) || (((((!(8576 <= s__state) && !(s__state == 8545)) && !(8497 == s__state)) && !(8544 == s__state)) && !(s__state <= 8496)) && blastFlag == 0)) || (((((!(8576 <= s__state) && !(s__state == 8545)) && blastFlag == 1) && !(8497 == s__state)) && !(8544 == s__state)) && !(s__state <= 8496)) - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: ((((((((!(s__state == 8561) && !(s__state == 8545)) && !(8640 <= s__state)) && blastFlag == 1) && !(8497 == s__state)) && !(8544 == s__state)) && !(s__state <= 8496)) && !(8560 == s__state)) || (((((((((!(s__state == 8561) && !(s__state == 8545)) && !(8640 <= s__state)) && 2 == blastFlag) && !(8497 == s__state)) && !(8544 == s__state)) && !(s__state <= 8496)) && 0 == s__hit) && s__s3__tmp__next_state___0 <= 8576) && !(8560 == s__state))) || (((((((!(s__state == 8561) && !(s__state == 8545)) && !(8640 <= s__state)) && !(8497 == s__state)) && !(8544 == s__state)) && !(s__state <= 8496)) && blastFlag == 0) && !(8560 == s__state)) - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: (((((((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && s__state < 8576) && !(s__state == 8657)) && !(s__state == 8672)) && !(8544 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 0 == s__hit) && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && !(8560 == s__state)) || ((((((((((((((!(8576 <= s__state) && !(8673 == s__state)) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state == 8657)) && blastFlag == 1) && !(s__state == 8672)) && !(8544 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && !(8560 == s__state))) || (((((((((((((((!(8673 == s__state) && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && s__state < 8576) && !(s__state == 8657)) && !(s__state == 8672)) && !(8544 == s__state)) && !(12292 == s__state)) && !(s__state == 8480)) && !(s__state == 8656)) && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 0) && !(8560 == s__state)) - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: ((((((s__s3__tmp__next_state___0 <= 8640 && 8640 <= s__state) && s__state < 8656) && !(0 == s__hit)) || ((8640 <= s__state && s__state < 8656) && blastFlag == 0)) || (((2 == blastFlag && 8640 <= s__state) && s__state < 8656) && !(0 == s__hit))) || ((blastFlag == 1 && 8640 <= s__state) && s__state < 8656)) || (((2 == blastFlag && 8640 <= s__state) && s__state < 8656) && s__s3__tmp__next_state___0 <= 8576) - InvariantResult [Line: 158]: Loop Invariant Derived loop invariant: ((((((((!(8576 <= s__state) && !(s__state == 8561)) && !(s__state == 8545)) && blastFlag == 1) && !(8497 == s__state)) && !(8544 == s__state)) && !(s__state <= 8496)) && !(8560 == s__state)) || (((((((!(8576 <= s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(8497 == s__state)) && !(8544 == s__state)) && !(s__state <= 8496)) && blastFlag == 0) && !(8560 == s__state))) || ((((((((!(8576 <= s__state) && !(s__state == 8561)) && !(s__state == 8545)) && 2 == blastFlag) && !(8497 == s__state)) && !(8544 == s__state)) && !(s__state <= 8496)) && 0 == s__hit) && !(8560 == s__state)) - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((8640 <= s__s3__tmp__next_state___0 && s__s3__tmp__next_state___0 <= 8640) && s__state <= 8448) && 8448 <= s__state) && !(0 == s__hit)) || (((s__s3__tmp__next_state___0 <= 8640 && 8640 <= s__state) && s__state <= 8640) && !(0 == s__hit))) || (8560 == s__state && blastFlag == 0)) || ((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag == 1) && !(8497 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && s__state <= 8576)) || ((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && !(s__state == 8480)) && 8448 <= s__state) && blastFlag == 0) && !(8560 == s__state))) || ((((!(s__state == 8657) && blastFlag == 1) && 8640 <= s__state) && 0 == s__hit) && s__state <= 8672)) || ((((!(s__state <= 8496) && 8496 < s__s3__tmp__next_state___0) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 0) && s__state <= 8576)) || ((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && s__state < 8576) && !(8497 == s__state)) && !(s__state == 8480)) && 0 == s__hit) && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8576)) || ((2 == blastFlag && 0 == s__hit) && 8544 == s__state)) || (((((2 == blastFlag && !(s__state == 8657)) && !(s__state == 8672)) && 8640 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8672)) || (s__s3__tmp__next_state___0 <= 8640 && s__state == 3)) || ((((s__state <= 8448 && 3 == s__s3__tmp__next_state___0) && 0 == s__hit) && 8448 <= s__state) && blastFlag == 0)) || ((((blastFlag == 1 && s__state <= 8448) && 8496 < s__s3__tmp__next_state___0) && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8576)) || (((!(s__state == 8657) && 8640 <= s__state) && blastFlag == 0) && s__state <= 8672)) || (((((2 == blastFlag && !(s__state == 8657)) && !(s__state == 8672)) && 8640 <= s__state) && !(0 == s__hit)) && s__state <= 8672)) || ((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag == 1) && !(8497 == s__state)) && s__state <= 8640) && !(s__state <= 8496)) && !(s__state == 8480))) || (((((((((((((s__state == 8528 && !(8448 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state <= 8496)) && !(s__state == 8480)) && 0 == s__hit) && !(8560 == s__state))) || ((((3 == blastFlag && s__state <= 8448) && 3 == s__s3__tmp__next_state___0) && 0 == s__hit) && 8448 <= s__state)) || (((((2 == blastFlag && s__state <= 8448) && 8496 < s__s3__tmp__next_state___0) && 0 == s__hit) && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8576)) || (((8672 <= s__state && 3 == blastFlag) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8672)) || (((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && s__state == 8512) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state <= 8496)) && !(s__state == 8480)) && 0 == s__hit) && !(8560 == s__state))) || (((8672 <= s__state && 3 == blastFlag) && !(0 == s__hit)) && s__state <= 8672)) || ((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && s__state == 3) && !(s__state == 8480)) && blastFlag == 0) && !(8560 == s__state))) || (((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state <= 8496)) && !(s__state == 8480)) && 0 == s__hit) && s__s3__tmp__next_state___0 <= 8576) && !(8560 == s__state))) || ((((blastFlag == 1 && !(s__state <= 8496)) && 8496 < s__s3__tmp__next_state___0) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8576)) || (((((2 == blastFlag && 8496 < s__state) && 8496 < s__s3__tmp__next_state___0) && 0 == s__hit) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8576)) || ((2 == blastFlag && 8560 == s__state) && 0 == s__hit)) || ((((s__state <= 8448 && 8496 < s__s3__tmp__next_state___0) && 8448 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 0)) || ((((blastFlag == 1 && s__state <= 8448) && 3 == s__s3__tmp__next_state___0) && 0 == s__hit) && 8448 <= s__state)) || ((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag == 1) && !(8497 == s__state)) && s__state <= 8640) && s__state == 3) && !(s__state == 8480))) || (((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(8497 == s__state)) && s__state <= 8640) && !(8496 == s__state)) && !(8544 == s__state)) && s__state == 3) && !(s__state == 8480)) && !(8560 == s__state)) RESULT: Ultimate proved your program to be correct! [2021-12-21 10:20:44,054 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE