./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ffdd9c6c8ed32275119d4b9d2dc66b9f80986fea1a039186a702d6c803e62485 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-17 02:40:38,751 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-17 02:40:38,752 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-17 02:40:38,771 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-17 02:40:38,773 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-17 02:40:38,774 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-17 02:40:38,775 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-17 02:40:38,778 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-17 02:40:38,779 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-17 02:40:38,781 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-17 02:40:38,781 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-17 02:40:38,782 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-17 02:40:38,783 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-17 02:40:38,785 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-17 02:40:38,786 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-17 02:40:38,788 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-17 02:40:38,788 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-17 02:40:38,792 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-17 02:40:38,793 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-17 02:40:38,794 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-17 02:40:38,801 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-17 02:40:38,801 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-17 02:40:38,802 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-17 02:40:38,803 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-17 02:40:38,804 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-17 02:40:38,805 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-17 02:40:38,805 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-17 02:40:38,805 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-17 02:40:38,806 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-17 02:40:38,810 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-17 02:40:38,810 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-17 02:40:38,810 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-17 02:40:38,811 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-17 02:40:38,811 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-17 02:40:38,812 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-17 02:40:38,812 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-17 02:40:38,813 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-17 02:40:38,813 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-17 02:40:38,814 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-17 02:40:38,814 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-17 02:40:38,815 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-17 02:40:38,816 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-17 02:40:38,844 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-17 02:40:38,845 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-17 02:40:38,845 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-17 02:40:38,846 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-17 02:40:38,846 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-17 02:40:38,846 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-17 02:40:38,847 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-17 02:40:38,847 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-17 02:40:38,847 INFO L138 SettingsManager]: * Use SBE=true [2021-12-17 02:40:38,847 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-17 02:40:38,848 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-17 02:40:38,848 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-17 02:40:38,848 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-17 02:40:38,848 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-17 02:40:38,849 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-17 02:40:38,849 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-17 02:40:38,849 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-17 02:40:38,849 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-17 02:40:38,849 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-17 02:40:38,850 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-17 02:40:38,850 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-17 02:40:38,850 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-17 02:40:38,850 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-17 02:40:38,850 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-17 02:40:38,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 02:40:38,850 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-17 02:40:38,851 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-17 02:40:38,851 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-17 02:40:38,851 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-17 02:40:38,851 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-17 02:40:38,851 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-17 02:40:38,851 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-17 02:40:38,852 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-17 02:40:38,852 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-17 02:40:38,852 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ffdd9c6c8ed32275119d4b9d2dc66b9f80986fea1a039186a702d6c803e62485 [2021-12-17 02:40:39,046 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-17 02:40:39,060 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-17 02:40:39,062 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-17 02:40:39,063 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-17 02:40:39,063 INFO L275 PluginConnector]: CDTParser initialized [2021-12-17 02:40:39,064 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c [2021-12-17 02:40:39,105 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9266c1616/bad2e7e95c3e41fa9a1aadd0b8f5b598/FLAG5562c3f54 [2021-12-17 02:40:39,506 INFO L306 CDTParser]: Found 1 translation units. [2021-12-17 02:40:39,511 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c [2021-12-17 02:40:39,529 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9266c1616/bad2e7e95c3e41fa9a1aadd0b8f5b598/FLAG5562c3f54 [2021-12-17 02:40:39,888 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9266c1616/bad2e7e95c3e41fa9a1aadd0b8f5b598 [2021-12-17 02:40:39,890 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-17 02:40:39,890 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-17 02:40:39,908 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-17 02:40:39,908 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-17 02:40:39,910 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-17 02:40:39,911 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 02:40:39" (1/1) ... [2021-12-17 02:40:39,912 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cedb193 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 02:40:39, skipping insertion in model container [2021-12-17 02:40:39,912 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 02:40:39" (1/1) ... [2021-12-17 02:40:39,916 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-17 02:40:39,963 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-17 02:40:40,157 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c[44811,44824] [2021-12-17 02:40:40,172 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-17 02:40:40,178 INFO L203 MainTranslator]: Completed pre-run [2021-12-17 02:40:40,222 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c[44811,44824] [2021-12-17 02:40:40,224 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-17 02:40:40,232 INFO L208 MainTranslator]: Completed translation [2021-12-17 02:40:40,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 02:40:40 WrapperNode [2021-12-17 02:40:40,233 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-17 02:40:40,234 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-17 02:40:40,234 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-17 02:40:40,234 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-17 02:40:40,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 02:40:40" (1/1) ... [2021-12-17 02:40:40,247 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 02:40:40" (1/1) ... [2021-12-17 02:40:40,273 INFO L137 Inliner]: procedures = 15, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 529 [2021-12-17 02:40:40,274 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-17 02:40:40,274 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-17 02:40:40,274 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-17 02:40:40,274 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-17 02:40:40,280 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 02:40:40" (1/1) ... [2021-12-17 02:40:40,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 02:40:40" (1/1) ... [2021-12-17 02:40:40,283 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 02:40:40" (1/1) ... [2021-12-17 02:40:40,285 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 02:40:40" (1/1) ... [2021-12-17 02:40:40,298 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 02:40:40" (1/1) ... [2021-12-17 02:40:40,302 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 02:40:40" (1/1) ... [2021-12-17 02:40:40,305 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 02:40:40" (1/1) ... [2021-12-17 02:40:40,313 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-17 02:40:40,314 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-17 02:40:40,314 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-17 02:40:40,314 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-17 02:40:40,315 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 02:40:40" (1/1) ... [2021-12-17 02:40:40,325 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 02:40:40,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 02:40:40,345 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) [2021-12-17 02:40:40,347 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 [2021-12-17 02:40:40,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-17 02:40:40,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-17 02:40:40,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-17 02:40:40,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-17 02:40:40,437 INFO L236 CfgBuilder]: Building ICFG [2021-12-17 02:40:40,438 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-17 02:40:40,449 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-12-17 02:40:40,742 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2021-12-17 02:40:40,742 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2021-12-17 02:40:40,742 INFO L277 CfgBuilder]: Performing block encoding [2021-12-17 02:40:40,747 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-17 02:40:40,747 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-17 02:40:40,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 02:40:40 BoogieIcfgContainer [2021-12-17 02:40:40,748 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-17 02:40:40,750 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-17 02:40:40,750 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-17 02:40:40,752 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-17 02:40:40,752 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.12 02:40:39" (1/3) ... [2021-12-17 02:40:40,752 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f356d76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 02:40:40, skipping insertion in model container [2021-12-17 02:40:40,752 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 02:40:40" (2/3) ... [2021-12-17 02:40:40,753 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f356d76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 02:40:40, skipping insertion in model container [2021-12-17 02:40:40,753 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 02:40:40" (3/3) ... [2021-12-17 02:40:40,754 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr_2a_alt.BV.c.cil.c [2021-12-17 02:40:40,756 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-17 02:40:40,757 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-17 02:40:40,801 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-17 02:40:40,805 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 [2021-12-17 02:40:40,806 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-17 02:40:40,817 INFO L276 IsEmpty]: Start isEmpty. Operand has 138 states, 136 states have (on average 1.7426470588235294) internal successors, (237), 137 states have internal predecessors, (237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:40,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-12-17 02:40:40,845 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 02:40:40,846 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] [2021-12-17 02:40:40,847 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 02:40:40,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 02:40:40,850 INFO L85 PathProgramCache]: Analyzing trace with hash 1632002022, now seen corresponding path program 1 times [2021-12-17 02:40:40,856 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 02:40:40,856 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306723295] [2021-12-17 02:40:40,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 02:40:40,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 02:40:40,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 02:40:41,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 02:40:41,023 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 02:40:41,024 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1306723295] [2021-12-17 02:40:41,024 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1306723295] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 02:40:41,024 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 02:40:41,025 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 02:40:41,026 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995826225] [2021-12-17 02:40:41,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 02:40:41,031 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 02:40:41,032 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 02:40:41,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 02:40:41,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 02:40:41,060 INFO L87 Difference]: Start difference. First operand has 138 states, 136 states have (on average 1.7426470588235294) internal successors, (237), 137 states have internal predecessors, (237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:41,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 02:40:41,276 INFO L93 Difference]: Finished difference Result 284 states and 484 transitions. [2021-12-17 02:40:41,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 02:40:41,278 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 [2021-12-17 02:40:41,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 02:40:41,288 INFO L225 Difference]: With dead ends: 284 [2021-12-17 02:40:41,288 INFO L226 Difference]: Without dead ends: 128 [2021-12-17 02:40:41,290 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 [2021-12-17 02:40:41,294 INFO L933 BasicCegarLoop]: 211 mSDtfsCounter, 20 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 326 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-17 02:40:41,294 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 326 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-17 02:40:41,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2021-12-17 02:40:41,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 125. [2021-12-17 02:40:41,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 124 states have (on average 1.4919354838709677) internal successors, (185), 124 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:41,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 185 transitions. [2021-12-17 02:40:41,328 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 185 transitions. Word has length 44 [2021-12-17 02:40:41,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 02:40:41,329 INFO L470 AbstractCegarLoop]: Abstraction has 125 states and 185 transitions. [2021-12-17 02:40:41,329 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) [2021-12-17 02:40:41,330 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 185 transitions. [2021-12-17 02:40:41,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-12-17 02:40:41,333 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 02:40:41,333 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 02:40:41,334 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-17 02:40:41,334 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 02:40:41,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 02:40:41,337 INFO L85 PathProgramCache]: Analyzing trace with hash 2033157093, now seen corresponding path program 1 times [2021-12-17 02:40:41,337 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 02:40:41,337 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770298927] [2021-12-17 02:40:41,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 02:40:41,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 02:40:41,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 02:40:41,411 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 02:40:41,411 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 02:40:41,411 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770298927] [2021-12-17 02:40:41,412 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [770298927] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 02:40:41,412 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 02:40:41,412 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 02:40:41,412 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [157462744] [2021-12-17 02:40:41,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 02:40:41,413 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 02:40:41,413 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 02:40:41,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 02:40:41,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 02:40:41,414 INFO L87 Difference]: Start difference. First operand 125 states and 185 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:41,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 02:40:41,436 INFO L93 Difference]: Finished difference Result 331 states and 502 transitions. [2021-12-17 02:40:41,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 02:40:41,437 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2021-12-17 02:40:41,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 02:40:41,438 INFO L225 Difference]: With dead ends: 331 [2021-12-17 02:40:41,438 INFO L226 Difference]: Without dead ends: 225 [2021-12-17 02:40:41,439 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 [2021-12-17 02:40:41,440 INFO L933 BasicCegarLoop]: 183 mSDtfsCounter, 111 mSDsluCounter, 163 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 346 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-17 02:40:41,440 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [111 Valid, 346 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-17 02:40:41,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2021-12-17 02:40:41,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 225. [2021-12-17 02:40:41,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 224 states have (on average 1.5) internal successors, (336), 224 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:41,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 336 transitions. [2021-12-17 02:40:41,452 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 336 transitions. Word has length 60 [2021-12-17 02:40:41,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 02:40:41,452 INFO L470 AbstractCegarLoop]: Abstraction has 225 states and 336 transitions. [2021-12-17 02:40:41,452 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) [2021-12-17 02:40:41,453 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 336 transitions. [2021-12-17 02:40:41,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-12-17 02:40:41,454 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 02:40:41,454 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 02:40:41,454 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-17 02:40:41,455 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 02:40:41,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 02:40:41,455 INFO L85 PathProgramCache]: Analyzing trace with hash -2013663709, now seen corresponding path program 1 times [2021-12-17 02:40:41,455 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 02:40:41,456 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470905155] [2021-12-17 02:40:41,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 02:40:41,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 02:40:41,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 02:40:41,493 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-17 02:40:41,494 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 02:40:41,494 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470905155] [2021-12-17 02:40:41,494 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [470905155] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 02:40:41,494 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 02:40:41,494 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 02:40:41,494 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870176695] [2021-12-17 02:40:41,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 02:40:41,495 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 02:40:41,496 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 02:40:41,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 02:40:41,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 02:40:41,497 INFO L87 Difference]: Start difference. First operand 225 states and 336 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:41,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 02:40:41,528 INFO L93 Difference]: Finished difference Result 433 states and 652 transitions. [2021-12-17 02:40:41,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 02:40:41,528 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2021-12-17 02:40:41,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 02:40:41,529 INFO L225 Difference]: With dead ends: 433 [2021-12-17 02:40:41,531 INFO L226 Difference]: Without dead ends: 227 [2021-12-17 02:40:41,531 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 [2021-12-17 02:40:41,534 INFO L933 BasicCegarLoop]: 173 mSDtfsCounter, 6 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 326 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-17 02:40:41,534 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 326 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-17 02:40:41,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2021-12-17 02:40:41,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 227. [2021-12-17 02:40:41,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 226 states have (on average 1.4955752212389382) internal successors, (338), 226 states have internal predecessors, (338), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:41,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 338 transitions. [2021-12-17 02:40:41,543 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 338 transitions. Word has length 60 [2021-12-17 02:40:41,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 02:40:41,543 INFO L470 AbstractCegarLoop]: Abstraction has 227 states and 338 transitions. [2021-12-17 02:40:41,543 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) [2021-12-17 02:40:41,543 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 338 transitions. [2021-12-17 02:40:41,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-12-17 02:40:41,544 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 02:40:41,545 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 02:40:41,545 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-17 02:40:41,545 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 02:40:41,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 02:40:41,546 INFO L85 PathProgramCache]: Analyzing trace with hash 64836761, now seen corresponding path program 1 times [2021-12-17 02:40:41,546 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 02:40:41,546 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979430841] [2021-12-17 02:40:41,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 02:40:41,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 02:40:41,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 02:40:41,595 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-12-17 02:40:41,595 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 02:40:41,595 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979430841] [2021-12-17 02:40:41,596 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [979430841] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 02:40:41,596 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 02:40:41,596 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 02:40:41,596 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092953317] [2021-12-17 02:40:41,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 02:40:41,597 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 02:40:41,597 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 02:40:41,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 02:40:41,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 02:40:41,597 INFO L87 Difference]: Start difference. First operand 227 states and 338 transitions. Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:41,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 02:40:41,722 INFO L93 Difference]: Finished difference Result 524 states and 805 transitions. [2021-12-17 02:40:41,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 02:40:41,723 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2021-12-17 02:40:41,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 02:40:41,724 INFO L225 Difference]: With dead ends: 524 [2021-12-17 02:40:41,724 INFO L226 Difference]: Without dead ends: 318 [2021-12-17 02:40:41,725 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 [2021-12-17 02:40:41,726 INFO L933 BasicCegarLoop]: 185 mSDtfsCounter, 14 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 272 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-17 02:40:41,726 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14 Valid, 272 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-17 02:40:41,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 318 states. [2021-12-17 02:40:41,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 318 to 310. [2021-12-17 02:40:41,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 310 states, 309 states have (on average 1.3948220064724919) internal successors, (431), 309 states have internal predecessors, (431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:41,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 431 transitions. [2021-12-17 02:40:41,739 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 431 transitions. Word has length 81 [2021-12-17 02:40:41,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 02:40:41,739 INFO L470 AbstractCegarLoop]: Abstraction has 310 states and 431 transitions. [2021-12-17 02:40:41,740 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) [2021-12-17 02:40:41,740 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 431 transitions. [2021-12-17 02:40:41,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-12-17 02:40:41,741 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 02:40:41,741 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 02:40:41,741 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-17 02:40:41,742 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 02:40:41,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 02:40:41,742 INFO L85 PathProgramCache]: Analyzing trace with hash 312983255, now seen corresponding path program 1 times [2021-12-17 02:40:41,742 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 02:40:41,743 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568013323] [2021-12-17 02:40:41,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 02:40:41,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 02:40:41,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 02:40:41,780 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-12-17 02:40:41,780 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 02:40:41,780 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1568013323] [2021-12-17 02:40:41,781 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1568013323] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 02:40:41,781 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 02:40:41,781 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 02:40:41,781 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717819585] [2021-12-17 02:40:41,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 02:40:41,781 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 02:40:41,782 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 02:40:41,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 02:40:41,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 02:40:41,782 INFO L87 Difference]: Start difference. First operand 310 states and 431 transitions. Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:41,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 02:40:41,859 INFO L93 Difference]: Finished difference Result 628 states and 882 transitions. [2021-12-17 02:40:41,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 02:40:41,860 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2021-12-17 02:40:41,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 02:40:41,862 INFO L225 Difference]: With dead ends: 628 [2021-12-17 02:40:41,862 INFO L226 Difference]: Without dead ends: 339 [2021-12-17 02:40:41,862 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 [2021-12-17 02:40:41,863 INFO L933 BasicCegarLoop]: 186 mSDtfsCounter, 12 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 273 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-17 02:40:41,863 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 273 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-17 02:40:41,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2021-12-17 02:40:41,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 333. [2021-12-17 02:40:41,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 333 states, 332 states have (on average 1.3825301204819278) internal successors, (459), 332 states have internal predecessors, (459), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:41,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 333 states and 459 transitions. [2021-12-17 02:40:41,870 INFO L78 Accepts]: Start accepts. Automaton has 333 states and 459 transitions. Word has length 81 [2021-12-17 02:40:41,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 02:40:41,870 INFO L470 AbstractCegarLoop]: Abstraction has 333 states and 459 transitions. [2021-12-17 02:40:41,871 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) [2021-12-17 02:40:41,871 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 459 transitions. [2021-12-17 02:40:41,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-12-17 02:40:41,872 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 02:40:41,872 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 02:40:41,872 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-17 02:40:41,873 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 02:40:41,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 02:40:41,873 INFO L85 PathProgramCache]: Analyzing trace with hash 1731331013, now seen corresponding path program 1 times [2021-12-17 02:40:41,873 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 02:40:41,873 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81618526] [2021-12-17 02:40:41,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 02:40:41,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 02:40:41,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 02:40:41,922 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-12-17 02:40:41,923 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 02:40:41,923 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81618526] [2021-12-17 02:40:41,923 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [81618526] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 02:40:41,923 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 02:40:41,923 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 02:40:41,924 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530909177] [2021-12-17 02:40:41,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 02:40:41,924 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 02:40:41,924 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 02:40:41,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 02:40:41,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 02:40:41,925 INFO L87 Difference]: Start difference. First operand 333 states and 459 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:41,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 02:40:41,997 INFO L93 Difference]: Finished difference Result 719 states and 1015 transitions. [2021-12-17 02:40:41,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 02:40:41,998 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 [2021-12-17 02:40:41,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 02:40:41,999 INFO L225 Difference]: With dead ends: 719 [2021-12-17 02:40:42,000 INFO L226 Difference]: Without dead ends: 407 [2021-12-17 02:40:42,000 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 [2021-12-17 02:40:42,001 INFO L933 BasicCegarLoop]: 185 mSDtfsCounter, 28 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 272 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-17 02:40:42,001 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [28 Valid, 272 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-17 02:40:42,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 407 states. [2021-12-17 02:40:42,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 407 to 383. [2021-12-17 02:40:42,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 383 states, 382 states have (on average 1.3586387434554974) internal successors, (519), 382 states have internal predecessors, (519), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:42,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 519 transitions. [2021-12-17 02:40:42,008 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 519 transitions. Word has length 101 [2021-12-17 02:40:42,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 02:40:42,008 INFO L470 AbstractCegarLoop]: Abstraction has 383 states and 519 transitions. [2021-12-17 02:40:42,008 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) [2021-12-17 02:40:42,008 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 519 transitions. [2021-12-17 02:40:42,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-12-17 02:40:42,009 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 02:40:42,009 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] [2021-12-17 02:40:42,010 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-17 02:40:42,010 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 02:40:42,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 02:40:42,010 INFO L85 PathProgramCache]: Analyzing trace with hash -1340556462, now seen corresponding path program 1 times [2021-12-17 02:40:42,010 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 02:40:42,011 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1814626673] [2021-12-17 02:40:42,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 02:40:42,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 02:40:42,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 02:40:42,051 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-12-17 02:40:42,051 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 02:40:42,052 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1814626673] [2021-12-17 02:40:42,052 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1814626673] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 02:40:42,052 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 02:40:42,052 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 02:40:42,052 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778623345] [2021-12-17 02:40:42,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 02:40:42,053 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 02:40:42,053 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 02:40:42,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 02:40:42,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 02:40:42,053 INFO L87 Difference]: Start difference. First operand 383 states and 519 transitions. Second operand has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:42,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 02:40:42,073 INFO L93 Difference]: Finished difference Result 912 states and 1246 transitions. [2021-12-17 02:40:42,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 02:40:42,073 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 [2021-12-17 02:40:42,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 02:40:42,075 INFO L225 Difference]: With dead ends: 912 [2021-12-17 02:40:42,075 INFO L226 Difference]: Without dead ends: 550 [2021-12-17 02:40:42,076 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 [2021-12-17 02:40:42,076 INFO L933 BasicCegarLoop]: 319 mSDtfsCounter, 111 mSDsluCounter, 163 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 482 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-17 02:40:42,077 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [111 Valid, 482 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-17 02:40:42,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 550 states. [2021-12-17 02:40:42,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 550 to 550. [2021-12-17 02:40:42,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 550 states, 549 states have (on average 1.360655737704918) internal successors, (747), 549 states have internal predecessors, (747), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:42,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 550 states and 747 transitions. [2021-12-17 02:40:42,085 INFO L78 Accepts]: Start accepts. Automaton has 550 states and 747 transitions. Word has length 121 [2021-12-17 02:40:42,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 02:40:42,085 INFO L470 AbstractCegarLoop]: Abstraction has 550 states and 747 transitions. [2021-12-17 02:40:42,085 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) [2021-12-17 02:40:42,085 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 747 transitions. [2021-12-17 02:40:42,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-12-17 02:40:42,086 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 02:40:42,086 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] [2021-12-17 02:40:42,087 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-17 02:40:42,087 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 02:40:42,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 02:40:42,087 INFO L85 PathProgramCache]: Analyzing trace with hash 2057017556, now seen corresponding path program 1 times [2021-12-17 02:40:42,087 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 02:40:42,088 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873295166] [2021-12-17 02:40:42,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 02:40:42,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 02:40:42,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 02:40:42,117 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-12-17 02:40:42,117 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 02:40:42,117 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873295166] [2021-12-17 02:40:42,117 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1873295166] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 02:40:42,118 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 02:40:42,118 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 02:40:42,118 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309782858] [2021-12-17 02:40:42,118 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 02:40:42,118 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 02:40:42,118 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 02:40:42,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 02:40:42,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 02:40:42,119 INFO L87 Difference]: Start difference. First operand 550 states and 747 transitions. Second operand has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:42,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 02:40:42,140 INFO L93 Difference]: Finished difference Result 1271 states and 1733 transitions. [2021-12-17 02:40:42,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 02:40:42,140 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 121 [2021-12-17 02:40:42,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 02:40:42,142 INFO L225 Difference]: With dead ends: 1271 [2021-12-17 02:40:42,142 INFO L226 Difference]: Without dead ends: 742 [2021-12-17 02:40:42,143 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 [2021-12-17 02:40:42,144 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 113 mSDsluCounter, 163 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 480 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-17 02:40:42,144 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [113 Valid, 480 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-17 02:40:42,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 742 states. [2021-12-17 02:40:42,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 742 to 742. [2021-12-17 02:40:42,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 742 states, 741 states have (on average 1.3576248313090418) internal successors, (1006), 741 states have internal predecessors, (1006), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:42,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 742 states and 1006 transitions. [2021-12-17 02:40:42,164 INFO L78 Accepts]: Start accepts. Automaton has 742 states and 1006 transitions. Word has length 121 [2021-12-17 02:40:42,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 02:40:42,164 INFO L470 AbstractCegarLoop]: Abstraction has 742 states and 1006 transitions. [2021-12-17 02:40:42,165 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:42,165 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1006 transitions. [2021-12-17 02:40:42,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2021-12-17 02:40:42,166 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 02:40:42,167 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 02:40:42,167 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-17 02:40:42,167 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 02:40:42,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 02:40:42,167 INFO L85 PathProgramCache]: Analyzing trace with hash 1067369758, now seen corresponding path program 1 times [2021-12-17 02:40:42,168 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 02:40:42,168 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663701373] [2021-12-17 02:40:42,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 02:40:42,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 02:40:42,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 02:40:42,199 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 209 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2021-12-17 02:40:42,199 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 02:40:42,200 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663701373] [2021-12-17 02:40:42,200 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [663701373] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 02:40:42,200 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 02:40:42,200 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 02:40:42,200 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [425764356] [2021-12-17 02:40:42,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 02:40:42,201 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 02:40:42,201 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 02:40:42,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 02:40:42,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 02:40:42,201 INFO L87 Difference]: Start difference. First operand 742 states and 1006 transitions. Second operand has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:42,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 02:40:42,301 INFO L93 Difference]: Finished difference Result 1592 states and 2215 transitions. [2021-12-17 02:40:42,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 02:40:42,302 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 183 [2021-12-17 02:40:42,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 02:40:42,304 INFO L225 Difference]: With dead ends: 1592 [2021-12-17 02:40:42,304 INFO L226 Difference]: Without dead ends: 871 [2021-12-17 02:40:42,305 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 [2021-12-17 02:40:42,306 INFO L933 BasicCegarLoop]: 185 mSDtfsCounter, 35 mSDsluCounter, 82 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 267 SdHoareTripleChecker+Invalid, 151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-17 02:40:42,306 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [35 Valid, 267 Invalid, 151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-17 02:40:42,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 871 states. [2021-12-17 02:40:42,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 871 to 865. [2021-12-17 02:40:42,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 865 states, 864 states have (on average 1.3240740740740742) internal successors, (1144), 864 states have internal predecessors, (1144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:42,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 865 states and 1144 transitions. [2021-12-17 02:40:42,317 INFO L78 Accepts]: Start accepts. Automaton has 865 states and 1144 transitions. Word has length 183 [2021-12-17 02:40:42,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 02:40:42,318 INFO L470 AbstractCegarLoop]: Abstraction has 865 states and 1144 transitions. [2021-12-17 02:40:42,318 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:42,318 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1144 transitions. [2021-12-17 02:40:42,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2021-12-17 02:40:42,320 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 02:40:42,320 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 02:40:42,321 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-17 02:40:42,321 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 02:40:42,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 02:40:42,321 INFO L85 PathProgramCache]: Analyzing trace with hash -860101462, now seen corresponding path program 1 times [2021-12-17 02:40:42,321 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 02:40:42,321 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231734213] [2021-12-17 02:40:42,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 02:40:42,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 02:40:42,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 02:40:42,356 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 299 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-12-17 02:40:42,357 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 02:40:42,357 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [231734213] [2021-12-17 02:40:42,357 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [231734213] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 02:40:42,357 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 02:40:42,357 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 02:40:42,357 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532314242] [2021-12-17 02:40:42,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 02:40:42,358 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 02:40:42,358 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 02:40:42,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 02:40:42,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 02:40:42,359 INFO L87 Difference]: Start difference. First operand 865 states and 1144 transitions. Second operand has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:42,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 02:40:42,469 INFO L93 Difference]: Finished difference Result 1881 states and 2567 transitions. [2021-12-17 02:40:42,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 02:40:42,470 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 225 [2021-12-17 02:40:42,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 02:40:42,472 INFO L225 Difference]: With dead ends: 1881 [2021-12-17 02:40:42,473 INFO L226 Difference]: Without dead ends: 989 [2021-12-17 02:40:42,473 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 [2021-12-17 02:40:42,474 INFO L933 BasicCegarLoop]: 186 mSDtfsCounter, 36 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 267 SdHoareTripleChecker+Invalid, 151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-17 02:40:42,474 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [36 Valid, 267 Invalid, 151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-17 02:40:42,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 989 states. [2021-12-17 02:40:42,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 989 to 989. [2021-12-17 02:40:42,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 989 states, 988 states have (on average 1.3036437246963564) internal successors, (1288), 988 states have internal predecessors, (1288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:42,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 989 states and 1288 transitions. [2021-12-17 02:40:42,486 INFO L78 Accepts]: Start accepts. Automaton has 989 states and 1288 transitions. Word has length 225 [2021-12-17 02:40:42,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 02:40:42,487 INFO L470 AbstractCegarLoop]: Abstraction has 989 states and 1288 transitions. [2021-12-17 02:40:42,487 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:42,487 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1288 transitions. [2021-12-17 02:40:42,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2021-12-17 02:40:42,489 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 02:40:42,489 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] [2021-12-17 02:40:42,490 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-17 02:40:42,490 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 02:40:42,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 02:40:42,490 INFO L85 PathProgramCache]: Analyzing trace with hash -482554043, now seen corresponding path program 1 times [2021-12-17 02:40:42,490 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 02:40:42,491 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706521655] [2021-12-17 02:40:42,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 02:40:42,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 02:40:42,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 02:40:42,530 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 430 proven. 16 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-12-17 02:40:42,530 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 02:40:42,531 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [706521655] [2021-12-17 02:40:42,531 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [706521655] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-17 02:40:42,531 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1718665091] [2021-12-17 02:40:42,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 02:40:42,531 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-17 02:40:42,531 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 02:40:42,532 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) [2021-12-17 02:40:42,575 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-17 02:40:42,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 02:40:42,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 441 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-17 02:40:42,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-17 02:40:43,058 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 430 proven. 16 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-12-17 02:40:43,058 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-17 02:40:43,424 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 430 proven. 16 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-12-17 02:40:43,424 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1718665091] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-17 02:40:43,424 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-17 02:40:43,425 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2021-12-17 02:40:43,425 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579434040] [2021-12-17 02:40:43,425 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-17 02:40:43,425 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-17 02:40:43,426 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 02:40:43,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-17 02:40:43,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-17 02:40:43,426 INFO L87 Difference]: Start difference. First operand 989 states and 1288 transitions. Second operand has 6 states, 6 states have (on average 34.333333333333336) internal successors, (206), 6 states have internal predecessors, (206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:43,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 02:40:43,878 INFO L93 Difference]: Finished difference Result 4290 states and 5915 transitions. [2021-12-17 02:40:43,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-17 02:40:43,880 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 [2021-12-17 02:40:43,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 02:40:43,889 INFO L225 Difference]: With dead ends: 4290 [2021-12-17 02:40:43,889 INFO L226 Difference]: Without dead ends: 3322 [2021-12-17 02:40:43,892 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 514 GetRequests, 507 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-12-17 02:40:43,892 INFO L933 BasicCegarLoop]: 408 mSDtfsCounter, 338 mSDsluCounter, 605 mSDsCounter, 0 mSdLazyCounter, 767 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 338 SdHoareTripleChecker+Valid, 1013 SdHoareTripleChecker+Invalid, 826 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 767 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-12-17 02:40:43,893 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [338 Valid, 1013 Invalid, 826 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 767 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-12-17 02:40:43,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3322 states. [2021-12-17 02:40:43,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3322 to 2444. [2021-12-17 02:40:43,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2444 states, 2443 states have (on average 1.3074089234547688) internal successors, (3194), 2443 states have internal predecessors, (3194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:43,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2444 states to 2444 states and 3194 transitions. [2021-12-17 02:40:43,930 INFO L78 Accepts]: Start accepts. Automaton has 2444 states and 3194 transitions. Word has length 253 [2021-12-17 02:40:43,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 02:40:43,931 INFO L470 AbstractCegarLoop]: Abstraction has 2444 states and 3194 transitions. [2021-12-17 02:40:43,931 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) [2021-12-17 02:40:43,931 INFO L276 IsEmpty]: Start isEmpty. Operand 2444 states and 3194 transitions. [2021-12-17 02:40:43,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2021-12-17 02:40:43,935 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 02:40:43,935 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] [2021-12-17 02:40:43,956 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-17 02:40:44,153 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-12-17 02:40:44,153 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 02:40:44,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 02:40:44,153 INFO L85 PathProgramCache]: Analyzing trace with hash -193734653, now seen corresponding path program 1 times [2021-12-17 02:40:44,153 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 02:40:44,153 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537638930] [2021-12-17 02:40:44,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 02:40:44,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 02:40:44,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 02:40:44,203 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 400 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2021-12-17 02:40:44,203 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 02:40:44,203 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537638930] [2021-12-17 02:40:44,203 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1537638930] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 02:40:44,204 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 02:40:44,204 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 02:40:44,204 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917950021] [2021-12-17 02:40:44,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 02:40:44,204 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 02:40:44,204 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 02:40:44,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 02:40:44,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 02:40:44,204 INFO L87 Difference]: Start difference. First operand 2444 states and 3194 transitions. Second operand has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:44,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 02:40:44,238 INFO L93 Difference]: Finished difference Result 6784 states and 8940 transitions. [2021-12-17 02:40:44,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 02:40:44,238 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 [2021-12-17 02:40:44,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 02:40:44,245 INFO L225 Difference]: With dead ends: 6784 [2021-12-17 02:40:44,245 INFO L226 Difference]: Without dead ends: 3133 [2021-12-17 02:40:44,248 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 [2021-12-17 02:40:44,249 INFO L933 BasicCegarLoop]: 325 mSDtfsCounter, 109 mSDsluCounter, 167 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 492 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-17 02:40:44,249 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [109 Valid, 492 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-17 02:40:44,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3133 states. [2021-12-17 02:40:44,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3133 to 3031. [2021-12-17 02:40:44,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3031 states, 3030 states have (on average 1.328052805280528) internal successors, (4024), 3030 states have internal predecessors, (4024), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:44,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3031 states to 3031 states and 4024 transitions. [2021-12-17 02:40:44,305 INFO L78 Accepts]: Start accepts. Automaton has 3031 states and 4024 transitions. Word has length 253 [2021-12-17 02:40:44,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 02:40:44,306 INFO L470 AbstractCegarLoop]: Abstraction has 3031 states and 4024 transitions. [2021-12-17 02:40:44,306 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) [2021-12-17 02:40:44,306 INFO L276 IsEmpty]: Start isEmpty. Operand 3031 states and 4024 transitions. [2021-12-17 02:40:44,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2021-12-17 02:40:44,310 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 02:40:44,310 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 02:40:44,310 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-12-17 02:40:44,310 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 02:40:44,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 02:40:44,311 INFO L85 PathProgramCache]: Analyzing trace with hash -257796221, now seen corresponding path program 1 times [2021-12-17 02:40:44,311 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 02:40:44,311 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891731939] [2021-12-17 02:40:44,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 02:40:44,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 02:40:44,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 02:40:44,343 INFO L134 CoverageAnalysis]: Checked inductivity of 875 backedges. 493 proven. 0 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2021-12-17 02:40:44,344 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 02:40:44,344 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891731939] [2021-12-17 02:40:44,344 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [891731939] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 02:40:44,344 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 02:40:44,344 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 02:40:44,344 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344397188] [2021-12-17 02:40:44,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 02:40:44,345 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 02:40:44,345 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 02:40:44,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 02:40:44,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 02:40:44,345 INFO L87 Difference]: Start difference. First operand 3031 states and 4024 transitions. Second operand has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:44,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 02:40:44,440 INFO L93 Difference]: Finished difference Result 6437 states and 8611 transitions. [2021-12-17 02:40:44,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 02:40:44,440 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 299 [2021-12-17 02:40:44,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 02:40:44,448 INFO L225 Difference]: With dead ends: 6437 [2021-12-17 02:40:44,448 INFO L226 Difference]: Without dead ends: 3427 [2021-12-17 02:40:44,451 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 [2021-12-17 02:40:44,452 INFO L933 BasicCegarLoop]: 185 mSDtfsCounter, 17 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 272 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-17 02:40:44,453 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17 Valid, 272 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-17 02:40:44,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3427 states. [2021-12-17 02:40:44,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3427 to 3355. [2021-12-17 02:40:44,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3355 states, 3354 states have (on average 1.3142516398330353) internal successors, (4408), 3354 states have internal predecessors, (4408), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:44,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3355 states to 3355 states and 4408 transitions. [2021-12-17 02:40:44,528 INFO L78 Accepts]: Start accepts. Automaton has 3355 states and 4408 transitions. Word has length 299 [2021-12-17 02:40:44,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 02:40:44,528 INFO L470 AbstractCegarLoop]: Abstraction has 3355 states and 4408 transitions. [2021-12-17 02:40:44,528 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:44,529 INFO L276 IsEmpty]: Start isEmpty. Operand 3355 states and 4408 transitions. [2021-12-17 02:40:44,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2021-12-17 02:40:44,533 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 02:40:44,533 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 8, 8, 7, 7, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 02:40:44,533 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-12-17 02:40:44,534 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 02:40:44,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 02:40:44,534 INFO L85 PathProgramCache]: Analyzing trace with hash 212293102, now seen corresponding path program 1 times [2021-12-17 02:40:44,534 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 02:40:44,534 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368760290] [2021-12-17 02:40:44,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 02:40:44,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 02:40:44,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 02:40:44,580 INFO L134 CoverageAnalysis]: Checked inductivity of 1066 backedges. 627 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-12-17 02:40:44,580 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 02:40:44,580 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368760290] [2021-12-17 02:40:44,580 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1368760290] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 02:40:44,580 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 02:40:44,580 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 02:40:44,581 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905635566] [2021-12-17 02:40:44,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 02:40:44,582 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 02:40:44,582 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 02:40:44,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 02:40:44,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 02:40:44,583 INFO L87 Difference]: Start difference. First operand 3355 states and 4408 transitions. Second operand has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:44,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 02:40:44,687 INFO L93 Difference]: Finished difference Result 7049 states and 9307 transitions. [2021-12-17 02:40:44,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 02:40:44,687 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 322 [2021-12-17 02:40:44,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 02:40:44,696 INFO L225 Difference]: With dead ends: 7049 [2021-12-17 02:40:44,696 INFO L226 Difference]: Without dead ends: 3715 [2021-12-17 02:40:44,700 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 [2021-12-17 02:40:44,700 INFO L933 BasicCegarLoop]: 185 mSDtfsCounter, 10 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 272 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-17 02:40:44,701 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 272 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-17 02:40:44,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3715 states. [2021-12-17 02:40:44,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3715 to 3034. [2021-12-17 02:40:44,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3034 states, 3033 states have (on average 1.3056379821958457) internal successors, (3960), 3033 states have internal predecessors, (3960), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:44,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3034 states to 3034 states and 3960 transitions. [2021-12-17 02:40:44,777 INFO L78 Accepts]: Start accepts. Automaton has 3034 states and 3960 transitions. Word has length 322 [2021-12-17 02:40:44,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 02:40:44,777 INFO L470 AbstractCegarLoop]: Abstraction has 3034 states and 3960 transitions. [2021-12-17 02:40:44,777 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) [2021-12-17 02:40:44,777 INFO L276 IsEmpty]: Start isEmpty. Operand 3034 states and 3960 transitions. [2021-12-17 02:40:44,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2021-12-17 02:40:44,782 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 02:40:44,783 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 9, 9, 8, 8, 7, 7, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 02:40:44,783 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-12-17 02:40:44,783 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 02:40:44,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 02:40:44,783 INFO L85 PathProgramCache]: Analyzing trace with hash -812160295, now seen corresponding path program 1 times [2021-12-17 02:40:44,783 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 02:40:44,784 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805067311] [2021-12-17 02:40:44,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 02:40:44,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 02:40:44,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 02:40:44,840 INFO L134 CoverageAnalysis]: Checked inductivity of 1301 backedges. 692 proven. 0 refuted. 0 times theorem prover too weak. 609 trivial. 0 not checked. [2021-12-17 02:40:44,840 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 02:40:44,840 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1805067311] [2021-12-17 02:40:44,840 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1805067311] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 02:40:44,841 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 02:40:44,841 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 02:40:44,842 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832720723] [2021-12-17 02:40:44,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 02:40:44,843 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 02:40:44,843 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 02:40:44,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 02:40:44,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 02:40:44,844 INFO L87 Difference]: Start difference. First operand 3034 states and 3960 transitions. Second operand has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:44,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 02:40:44,910 INFO L93 Difference]: Finished difference Result 9048 states and 11812 transitions. [2021-12-17 02:40:44,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 02:40:44,911 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 354 [2021-12-17 02:40:44,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 02:40:44,925 INFO L225 Difference]: With dead ends: 9048 [2021-12-17 02:40:44,925 INFO L226 Difference]: Without dead ends: 6035 [2021-12-17 02:40:44,929 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 [2021-12-17 02:40:44,930 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 125 mSDsluCounter, 166 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 484 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-17 02:40:44,930 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [125 Valid, 484 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-17 02:40:44,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6035 states. [2021-12-17 02:40:45,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6035 to 5852. [2021-12-17 02:40:45,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5852 states, 5851 states have (on average 1.3083233635276021) internal successors, (7655), 5851 states have internal predecessors, (7655), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:45,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5852 states to 5852 states and 7655 transitions. [2021-12-17 02:40:45,040 INFO L78 Accepts]: Start accepts. Automaton has 5852 states and 7655 transitions. Word has length 354 [2021-12-17 02:40:45,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 02:40:45,040 INFO L470 AbstractCegarLoop]: Abstraction has 5852 states and 7655 transitions. [2021-12-17 02:40:45,041 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:45,041 INFO L276 IsEmpty]: Start isEmpty. Operand 5852 states and 7655 transitions. [2021-12-17 02:40:45,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2021-12-17 02:40:45,047 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 02:40:45,048 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 9, 9, 8, 8, 7, 7, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 02:40:45,048 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-12-17 02:40:45,048 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 02:40:45,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 02:40:45,048 INFO L85 PathProgramCache]: Analyzing trace with hash 209922624, now seen corresponding path program 1 times [2021-12-17 02:40:45,049 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 02:40:45,049 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [91874410] [2021-12-17 02:40:45,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 02:40:45,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 02:40:45,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 02:40:45,092 INFO L134 CoverageAnalysis]: Checked inductivity of 1301 backedges. 871 proven. 26 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2021-12-17 02:40:45,092 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 02:40:45,092 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [91874410] [2021-12-17 02:40:45,092 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [91874410] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-17 02:40:45,092 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1711428302] [2021-12-17 02:40:45,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 02:40:45,092 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-17 02:40:45,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 02:40:45,101 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) [2021-12-17 02:40:45,102 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-17 02:40:45,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 02:40:45,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 584 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-17 02:40:45,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-17 02:40:45,639 INFO L134 CoverageAnalysis]: Checked inductivity of 1301 backedges. 680 proven. 0 refuted. 0 times theorem prover too weak. 621 trivial. 0 not checked. [2021-12-17 02:40:45,640 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-17 02:40:45,640 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1711428302] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 02:40:45,640 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-17 02:40:45,640 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-12-17 02:40:45,640 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051657557] [2021-12-17 02:40:45,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 02:40:45,640 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 02:40:45,641 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 02:40:45,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 02:40:45,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-17 02:40:45,641 INFO L87 Difference]: Start difference. First operand 5852 states and 7655 transitions. Second operand has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:45,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 02:40:45,686 INFO L93 Difference]: Finished difference Result 6714 states and 8793 transitions. [2021-12-17 02:40:45,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 02:40:45,686 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 355 [2021-12-17 02:40:45,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 02:40:45,698 INFO L225 Difference]: With dead ends: 6714 [2021-12-17 02:40:45,698 INFO L226 Difference]: Without dead ends: 4851 [2021-12-17 02:40:45,701 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 358 GetRequests, 355 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-17 02:40:45,701 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 83 mSDsluCounter, 158 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 83 SdHoareTripleChecker+Valid, 476 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-17 02:40:45,702 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [83 Valid, 476 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-17 02:40:45,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4851 states. [2021-12-17 02:40:45,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4851 to 3807. [2021-12-17 02:40:45,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3807 states, 3806 states have (on average 1.3084603258013663) internal successors, (4980), 3806 states have internal predecessors, (4980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:45,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3807 states to 3807 states and 4980 transitions. [2021-12-17 02:40:45,791 INFO L78 Accepts]: Start accepts. Automaton has 3807 states and 4980 transitions. Word has length 355 [2021-12-17 02:40:45,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 02:40:45,791 INFO L470 AbstractCegarLoop]: Abstraction has 3807 states and 4980 transitions. [2021-12-17 02:40:45,791 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:45,792 INFO L276 IsEmpty]: Start isEmpty. Operand 3807 states and 4980 transitions. [2021-12-17 02:40:45,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2021-12-17 02:40:45,798 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 02:40:45,798 INFO L514 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 12, 12, 10, 10, 8, 8, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 02:40:45,819 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-12-17 02:40:46,016 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-12-17 02:40:46,016 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 02:40:46,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 02:40:46,017 INFO L85 PathProgramCache]: Analyzing trace with hash 1965226690, now seen corresponding path program 1 times [2021-12-17 02:40:46,017 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 02:40:46,017 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1638344475] [2021-12-17 02:40:46,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 02:40:46,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 02:40:46,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 02:40:46,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 1251 proven. 26 refuted. 0 times theorem prover too weak. 727 trivial. 0 not checked. [2021-12-17 02:40:46,061 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 02:40:46,061 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1638344475] [2021-12-17 02:40:46,061 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1638344475] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-17 02:40:46,061 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1541230034] [2021-12-17 02:40:46,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 02:40:46,062 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-17 02:40:46,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 02:40:46,072 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) [2021-12-17 02:40:46,073 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-17 02:40:46,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 02:40:46,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 674 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-17 02:40:46,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-17 02:40:46,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 1251 proven. 26 refuted. 0 times theorem prover too weak. 727 trivial. 0 not checked. [2021-12-17 02:40:46,638 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-17 02:40:47,085 INFO L134 CoverageAnalysis]: Checked inductivity of 2004 backedges. 1251 proven. 26 refuted. 0 times theorem prover too weak. 727 trivial. 0 not checked. [2021-12-17 02:40:47,085 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1541230034] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-17 02:40:47,086 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-17 02:40:47,086 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2021-12-17 02:40:47,086 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038750962] [2021-12-17 02:40:47,086 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-17 02:40:47,087 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-17 02:40:47,087 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 02:40:47,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-17 02:40:47,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-17 02:40:47,088 INFO L87 Difference]: Start difference. First operand 3807 states and 4980 transitions. Second operand has 6 states, 6 states have (on average 42.833333333333336) internal successors, (257), 6 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:47,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 02:40:47,399 INFO L93 Difference]: Finished difference Result 9411 states and 12702 transitions. [2021-12-17 02:40:47,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-17 02:40:47,400 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 42.833333333333336) internal successors, (257), 6 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 417 [2021-12-17 02:40:47,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 02:40:47,407 INFO L225 Difference]: With dead ends: 9411 [2021-12-17 02:40:47,407 INFO L226 Difference]: Without dead ends: 5466 [2021-12-17 02:40:47,411 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 840 GetRequests, 834 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-12-17 02:40:47,412 INFO L933 BasicCegarLoop]: 258 mSDtfsCounter, 353 mSDsluCounter, 392 mSDsCounter, 0 mSdLazyCounter, 426 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 353 SdHoareTripleChecker+Valid, 650 SdHoareTripleChecker+Invalid, 524 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 426 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-17 02:40:47,412 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [353 Valid, 650 Invalid, 524 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 426 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-17 02:40:47,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5466 states. [2021-12-17 02:40:47,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5466 to 4809. [2021-12-17 02:40:47,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4809 states, 4808 states have (on average 1.3741680532445923) internal successors, (6607), 4808 states have internal predecessors, (6607), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:47,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4809 states to 4809 states and 6607 transitions. [2021-12-17 02:40:47,478 INFO L78 Accepts]: Start accepts. Automaton has 4809 states and 6607 transitions. Word has length 417 [2021-12-17 02:40:47,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 02:40:47,479 INFO L470 AbstractCegarLoop]: Abstraction has 4809 states and 6607 transitions. [2021-12-17 02:40:47,479 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 42.833333333333336) internal successors, (257), 6 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:47,479 INFO L276 IsEmpty]: Start isEmpty. Operand 4809 states and 6607 transitions. [2021-12-17 02:40:47,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 510 [2021-12-17 02:40:47,504 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 02:40:47,504 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 18, 18, 16, 16, 16, 14, 14, 12, 12, 10, 10, 8, 8, 8, 8, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 02:40:47,524 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-12-17 02:40:47,719 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-17 02:40:47,720 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 02:40:47,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 02:40:47,720 INFO L85 PathProgramCache]: Analyzing trace with hash 1529804208, now seen corresponding path program 1 times [2021-12-17 02:40:47,720 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 02:40:47,720 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59422808] [2021-12-17 02:40:47,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 02:40:47,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 02:40:47,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 02:40:47,766 INFO L134 CoverageAnalysis]: Checked inductivity of 3138 backedges. 1671 proven. 0 refuted. 0 times theorem prover too weak. 1467 trivial. 0 not checked. [2021-12-17 02:40:47,766 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 02:40:47,766 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [59422808] [2021-12-17 02:40:47,766 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [59422808] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 02:40:47,766 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 02:40:47,767 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 02:40:47,767 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101191464] [2021-12-17 02:40:47,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 02:40:47,767 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 02:40:47,767 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 02:40:47,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 02:40:47,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 02:40:47,768 INFO L87 Difference]: Start difference. First operand 4809 states and 6607 transitions. Second operand has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:47,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 02:40:47,865 INFO L93 Difference]: Finished difference Result 9708 states and 13293 transitions. [2021-12-17 02:40:47,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 02:40:47,865 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 509 [2021-12-17 02:40:47,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 02:40:47,872 INFO L225 Difference]: With dead ends: 9708 [2021-12-17 02:40:47,872 INFO L226 Difference]: Without dead ends: 4920 [2021-12-17 02:40:47,876 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 02:40:47,876 INFO L933 BasicCegarLoop]: 186 mSDtfsCounter, 14 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 272 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-17 02:40:47,877 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14 Valid, 272 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-17 02:40:47,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4920 states. [2021-12-17 02:40:47,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4920 to 4869. [2021-12-17 02:40:47,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4869 states, 4868 states have (on average 1.346343467543139) internal successors, (6554), 4868 states have internal predecessors, (6554), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:47,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4869 states to 4869 states and 6554 transitions. [2021-12-17 02:40:47,941 INFO L78 Accepts]: Start accepts. Automaton has 4869 states and 6554 transitions. Word has length 509 [2021-12-17 02:40:47,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 02:40:47,942 INFO L470 AbstractCegarLoop]: Abstraction has 4869 states and 6554 transitions. [2021-12-17 02:40:47,942 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:47,942 INFO L276 IsEmpty]: Start isEmpty. Operand 4869 states and 6554 transitions. [2021-12-17 02:40:47,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 514 [2021-12-17 02:40:47,949 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 02:40:47,949 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 18, 18, 18, 18, 16, 14, 14, 12, 12, 10, 10, 8, 8, 8, 8, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 02:40:47,950 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-12-17 02:40:47,950 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 02:40:47,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 02:40:47,950 INFO L85 PathProgramCache]: Analyzing trace with hash -1911316890, now seen corresponding path program 1 times [2021-12-17 02:40:47,950 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 02:40:47,950 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900202173] [2021-12-17 02:40:47,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 02:40:47,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 02:40:47,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 02:40:48,118 INFO L134 CoverageAnalysis]: Checked inductivity of 3204 backedges. 1744 proven. 206 refuted. 0 times theorem prover too weak. 1254 trivial. 0 not checked. [2021-12-17 02:40:48,118 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 02:40:48,118 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900202173] [2021-12-17 02:40:48,118 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1900202173] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-17 02:40:48,118 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1467345895] [2021-12-17 02:40:48,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 02:40:48,119 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-17 02:40:48,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 02:40:48,120 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) [2021-12-17 02:40:48,169 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-17 02:40:48,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 02:40:48,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 816 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-17 02:40:48,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-17 02:40:50,299 INFO L134 CoverageAnalysis]: Checked inductivity of 3204 backedges. 1792 proven. 239 refuted. 0 times theorem prover too weak. 1173 trivial. 0 not checked. [2021-12-17 02:40:50,300 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-17 02:40:51,368 INFO L134 CoverageAnalysis]: Checked inductivity of 3204 backedges. 1887 proven. 144 refuted. 0 times theorem prover too weak. 1173 trivial. 0 not checked. [2021-12-17 02:40:51,368 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1467345895] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-17 02:40:51,368 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-17 02:40:51,369 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2021-12-17 02:40:51,369 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466981161] [2021-12-17 02:40:51,370 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-17 02:40:51,371 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-12-17 02:40:51,371 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 02:40:51,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-12-17 02:40:51,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2021-12-17 02:40:51,371 INFO L87 Difference]: Start difference. First operand 4869 states and 6554 transitions. Second operand has 11 states, 11 states have (on average 38.0) internal successors, (418), 11 states have internal predecessors, (418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:52,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 02:40:52,553 INFO L93 Difference]: Finished difference Result 22900 states and 30682 transitions. [2021-12-17 02:40:52,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-12-17 02:40:52,554 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 38.0) internal successors, (418), 11 states have internal predecessors, (418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 513 [2021-12-17 02:40:52,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 02:40:52,578 INFO L225 Difference]: With dead ends: 22900 [2021-12-17 02:40:52,578 INFO L226 Difference]: Without dead ends: 17872 [2021-12-17 02:40:52,586 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1046 GetRequests, 1025 SyntacticMatches, 4 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=109, Invalid=233, Unknown=0, NotChecked=0, Total=342 [2021-12-17 02:40:52,586 INFO L933 BasicCegarLoop]: 362 mSDtfsCounter, 1050 mSDsluCounter, 1447 mSDsCounter, 0 mSdLazyCounter, 1157 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1050 SdHoareTripleChecker+Valid, 1809 SdHoareTripleChecker+Invalid, 1506 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 1157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 214 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-12-17 02:40:52,586 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1050 Valid, 1809 Invalid, 1506 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 1157 Invalid, 0 Unknown, 214 Unchecked, 0.8s Time] [2021-12-17 02:40:52,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17872 states. [2021-12-17 02:40:52,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17872 to 16675. [2021-12-17 02:40:52,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16675 states, 16674 states have (on average 1.3002878733357324) internal successors, (21681), 16674 states have internal predecessors, (21681), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:52,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16675 states to 16675 states and 21681 transitions. [2021-12-17 02:40:52,879 INFO L78 Accepts]: Start accepts. Automaton has 16675 states and 21681 transitions. Word has length 513 [2021-12-17 02:40:52,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 02:40:52,880 INFO L470 AbstractCegarLoop]: Abstraction has 16675 states and 21681 transitions. [2021-12-17 02:40:52,880 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 38.0) internal successors, (418), 11 states have internal predecessors, (418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:52,880 INFO L276 IsEmpty]: Start isEmpty. Operand 16675 states and 21681 transitions. [2021-12-17 02:40:52,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 584 [2021-12-17 02:40:52,904 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 02:40:52,905 INFO L514 BasicCegarLoop]: trace histogram [21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 20, 20, 20, 20, 18, 16, 16, 14, 14, 12, 12, 10, 10, 10, 10, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 02:40:52,924 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-12-17 02:40:53,124 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-17 02:40:53,124 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 02:40:53,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 02:40:53,125 INFO L85 PathProgramCache]: Analyzing trace with hash 944376353, now seen corresponding path program 2 times [2021-12-17 02:40:53,125 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 02:40:53,125 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [585067743] [2021-12-17 02:40:53,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 02:40:53,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 02:40:53,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 02:40:53,211 INFO L134 CoverageAnalysis]: Checked inductivity of 4078 backedges. 1321 proven. 16 refuted. 0 times theorem prover too weak. 2741 trivial. 0 not checked. [2021-12-17 02:40:53,211 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 02:40:53,211 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [585067743] [2021-12-17 02:40:53,212 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [585067743] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-17 02:40:53,212 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [762599582] [2021-12-17 02:40:53,212 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-17 02:40:53,212 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-17 02:40:53,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 02:40:53,228 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) [2021-12-17 02:40:53,259 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-17 02:40:53,358 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-17 02:40:53,358 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-17 02:40:53,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 902 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-17 02:40:53,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-17 02:40:54,011 INFO L134 CoverageAnalysis]: Checked inductivity of 4078 backedges. 1321 proven. 16 refuted. 0 times theorem prover too weak. 2741 trivial. 0 not checked. [2021-12-17 02:40:54,012 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-17 02:40:54,710 INFO L134 CoverageAnalysis]: Checked inductivity of 4078 backedges. 1321 proven. 16 refuted. 0 times theorem prover too weak. 2741 trivial. 0 not checked. [2021-12-17 02:40:54,711 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [762599582] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-17 02:40:54,711 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-17 02:40:54,711 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2021-12-17 02:40:54,711 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1908983324] [2021-12-17 02:40:54,711 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-17 02:40:54,712 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-17 02:40:54,712 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 02:40:54,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-17 02:40:54,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-12-17 02:40:54,712 INFO L87 Difference]: Start difference. First operand 16675 states and 21681 transitions. Second operand has 8 states, 8 states have (on average 34.25) internal successors, (274), 8 states have internal predecessors, (274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:55,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 02:40:55,080 INFO L93 Difference]: Finished difference Result 22819 states and 29528 transitions. [2021-12-17 02:40:55,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-17 02:40:55,081 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 34.25) internal successors, (274), 8 states have internal predecessors, (274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 583 [2021-12-17 02:40:55,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 02:40:55,081 INFO L225 Difference]: With dead ends: 22819 [2021-12-17 02:40:55,081 INFO L226 Difference]: Without dead ends: 0 [2021-12-17 02:40:55,096 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1176 GetRequests, 1166 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2021-12-17 02:40:55,097 INFO L933 BasicCegarLoop]: 275 mSDtfsCounter, 215 mSDsluCounter, 481 mSDsCounter, 0 mSdLazyCounter, 494 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 215 SdHoareTripleChecker+Valid, 756 SdHoareTripleChecker+Invalid, 537 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 494 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-17 02:40:55,097 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [215 Valid, 756 Invalid, 537 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 494 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-17 02:40:55,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-17 02:40:55,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-17 02:40:55,101 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) [2021-12-17 02:40:55,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-17 02:40:55,101 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 583 [2021-12-17 02:40:55,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 02:40:55,101 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-17 02:40:55,101 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 34.25) internal successors, (274), 8 states have internal predecessors, (274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-17 02:40:55,101 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-17 02:40:55,101 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-17 02:40:55,104 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-17 02:40:55,125 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-12-17 02:40:55,319 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-17 02:40:55,321 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-17 02:41:05,939 INFO L861 garLoopResultBuilder]: At program point L696(lines 687 698) the Hoare annotation is: true [2021-12-17 02:41:05,939 INFO L858 garLoopResultBuilder]: For program point L366(lines 366 397) no Hoare annotation was computed. [2021-12-17 02:41:05,940 INFO L858 garLoopResultBuilder]: For program point L333(lines 333 337) no Hoare annotation was computed. [2021-12-17 02:41:05,940 INFO L858 garLoopResultBuilder]: For program point L267(lines 267 272) no Hoare annotation was computed. [2021-12-17 02:41:05,940 INFO L858 garLoopResultBuilder]: For program point L333-2(lines 333 337) no Hoare annotation was computed. [2021-12-17 02:41:05,940 INFO L858 garLoopResultBuilder]: For program point L201(lines 201 607) no Hoare annotation was computed. [2021-12-17 02:41:05,940 INFO L858 garLoopResultBuilder]: For program point L168(lines 168 618) no Hoare annotation was computed. [2021-12-17 02:41:05,941 INFO L858 garLoopResultBuilder]: For program point L135(lines 135 629) no Hoare annotation was computed. [2021-12-17 02:41:05,941 INFO L858 garLoopResultBuilder]: For program point L532(lines 532 537) no Hoare annotation was computed. [2021-12-17 02:41:05,941 INFO L854 garLoopResultBuilder]: At program point L202(lines 198 608) the Hoare annotation is: (let ((.cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse4 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (.cse3 (let ((.cse6 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse6) (< .cse6 8656)))) (.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse0 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse2 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse5 .cse2) (and .cse5 .cse0 .cse2) (and .cse4 .cse3 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse1 .cse2) (and .cse0 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3) .cse2 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)))) [2021-12-17 02:41:05,941 INFO L854 garLoopResultBuilder]: At program point L169(lines 165 619) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse0 (let ((.cse6 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse6) (< .cse6 8656)))) (.cse3 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse4 .cse2) (and .cse0 .cse2 .cse5 .cse3) (and .cse4 .cse2 .cse5))) [2021-12-17 02:41:05,941 INFO L854 garLoopResultBuilder]: At program point L136(lines 135 629) the Hoare annotation is: (let ((.cse7 (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)))) (let ((.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse4 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse0 (let ((.cse8 (mod .cse7 4294967296))) (or (< 2147483647 .cse8) (<= .cse8 8496)))) (.cse2 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8496))) (or (and (< |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8496) .cse0 .cse1 .cse2) (and .cse3 .cse1) (and .cse4 .cse3) (and (let ((.cse5 (* 4294967296 (div .cse7 4294967296))) (.cse6 (+ (* 2 |ULTIMATE.start_ssl3_accept_~ag_X~0#1|) (* 2 |ULTIMATE.start_ssl3_accept_~ag_Y~0#1|)))) (or (= (+ |ULTIMATE.start_ssl3_accept_~s__state~0#1| .cse5) .cse6) (and (< (+ .cse5 2147483647) .cse6) (= (+ |ULTIMATE.start_ssl3_accept_~s__state~0#1| .cse5 4294967296) .cse6)))) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse1 .cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (and .cse4 .cse0 .cse2)))) [2021-12-17 02:41:05,942 INFO L854 garLoopResultBuilder]: At program point L599(lines 111 667) the Hoare annotation is: (let ((.cse24 (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)))) (let ((.cse20 (mod .cse24 4294967296))) (let ((.cse19 (< 2147483647 .cse20))) (let ((.cse0 (< |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8496)) (.cse5 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448)) (.cse13 (= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 3)) (.cse16 (= 8466 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse12 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse10 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (.cse1 (or .cse19 (<= .cse20 8496))) (.cse9 (let ((.cse23 (* 4294967296 (div .cse24 4294967296)))) (let ((.cse22 (+ .cse23 2147483647)) (.cse21 (+ (* 2 |ULTIMATE.start_ssl3_accept_~ag_X~0#1|) (* 2 |ULTIMATE.start_ssl3_accept_~ag_Y~0#1|)))) (or (and (<= .cse21 .cse22) (= (+ |ULTIMATE.start_ssl3_accept_~s__state~0#1| .cse23) .cse21)) (and (< .cse22 .cse21) (= (+ |ULTIMATE.start_ssl3_accept_~s__state~0#1| .cse23 4294967296) .cse21)))))) (.cse6 (< 8496 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse11 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (.cse4 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (.cse17 (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse8 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse7 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse14 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3)) (.cse18 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse15 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse3 (or .cse19 (< .cse20 8656))) (.cse2 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2))) (or (and .cse0 .cse1 .cse2 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8496)) (and .cse3 .cse4 .cse5 .cse2 .cse6) (and .cse7 .cse2) (and .cse8 .cse9) (and .cse8 .cse3 .cse10) (and .cse11 .cse3 .cse12 .cse4 .cse2 .cse6) (and .cse0 .cse1 .cse9 .cse2) (and .cse3 .cse8 .cse4 .cse5 .cse6) (and .cse3 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|) .cse5 .cse13 .cse14) (and .cse7 .cse5 .cse14 .cse15) (and .cse8 .cse7) (and .cse3 .cse16 .cse4 .cse2 .cse6) (and .cse8 .cse5 .cse13) (and .cse3 .cse2 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528)) (and .cse7 .cse17 .cse14) (and .cse8 .cse3 .cse16) (and .cse3 .cse17 .cse4 .cse14) (and .cse11 .cse3 .cse8 .cse12) (and .cse8 .cse1) (and .cse3 .cse2 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512)) (and .cse3 .cse10 .cse4 .cse2) (and .cse3 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8560) .cse2) (and .cse4 .cse1 .cse9 .cse2 .cse6) (and .cse11 .cse3 .cse4 .cse2 .cse18) (and .cse17 .cse8) (and .cse7 .cse14 .cse18 .cse15) (and (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8544) .cse3 .cse2)))))) [2021-12-17 02:41:05,942 INFO L858 garLoopResultBuilder]: For program point L566(lines 566 570) no Hoare annotation was computed. [2021-12-17 02:41:05,942 INFO L858 garLoopResultBuilder]: For program point L302(lines 302 306) no Hoare annotation was computed. [2021-12-17 02:41:05,943 INFO L858 garLoopResultBuilder]: For program point L302-2(lines 221 598) no Hoare annotation was computed. [2021-12-17 02:41:05,943 INFO L858 garLoopResultBuilder]: For program point L369(lines 369 396) no Hoare annotation was computed. [2021-12-17 02:41:05,943 INFO L858 garLoopResultBuilder]: For program point L369-1(lines 369 396) no Hoare annotation was computed. [2021-12-17 02:41:05,943 INFO L858 garLoopResultBuilder]: For program point L204(lines 204 606) no Hoare annotation was computed. [2021-12-17 02:41:05,943 INFO L858 garLoopResultBuilder]: For program point L171(lines 171 617) no Hoare annotation was computed. [2021-12-17 02:41:05,943 INFO L858 garLoopResultBuilder]: For program point L138(lines 138 628) no Hoare annotation was computed. [2021-12-17 02:41:05,944 INFO L858 garLoopResultBuilder]: For program point L370(lines 370 393) no Hoare annotation was computed. [2021-12-17 02:41:05,944 INFO L861 garLoopResultBuilder]: At program point L668(lines 110 669) the Hoare annotation is: true [2021-12-17 02:41:05,944 INFO L858 garLoopResultBuilder]: For program point L405(lines 405 436) no Hoare annotation was computed. [2021-12-17 02:41:05,944 INFO L858 garLoopResultBuilder]: For program point L207(lines 207 605) no Hoare annotation was computed. [2021-12-17 02:41:05,944 INFO L858 garLoopResultBuilder]: For program point L174(lines 174 616) no Hoare annotation was computed. [2021-12-17 02:41:05,944 INFO L858 garLoopResultBuilder]: For program point L141(lines 141 627) no Hoare annotation was computed. [2021-12-17 02:41:05,944 INFO L858 garLoopResultBuilder]: For program point L637(lines 637 665) no Hoare annotation was computed. [2021-12-17 02:41:05,944 INFO L858 garLoopResultBuilder]: For program point L406(lines 406 412) no Hoare annotation was computed. [2021-12-17 02:41:05,944 INFO L858 garLoopResultBuilder]: For program point L373(lines 373 392) no Hoare annotation was computed. [2021-12-17 02:41:05,944 INFO L858 garLoopResultBuilder]: For program point L241(lines 241 258) no Hoare annotation was computed. [2021-12-17 02:41:05,945 INFO L854 garLoopResultBuilder]: At program point L208(lines 204 606) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse0 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse2 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (or (and .cse0 .cse1 .cse2) (let ((.cse4 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (let ((.cse3 (< 2147483647 .cse4))) (and (or .cse3 (< .cse4 8656)) (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse1 (or .cse3 (<= .cse4 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) .cse2))) (and (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse2) (and .cse0 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3) .cse2))) [2021-12-17 02:41:05,945 INFO L854 garLoopResultBuilder]: At program point L175(lines 171 617) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse3 (let ((.cse6 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse6) (< .cse6 8656)))) (.cse4 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) (.cse0 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse1 .cse2 .cse4) (and .cse3 .cse2 .cse5 .cse4) (and .cse0 .cse2 .cse5))) [2021-12-17 02:41:05,945 INFO L858 garLoopResultBuilder]: For program point L241-2(lines 221 598) no Hoare annotation was computed. [2021-12-17 02:41:05,945 INFO L858 garLoopResultBuilder]: For program point L638(lines 638 662) no Hoare annotation was computed. [2021-12-17 02:41:05,945 INFO L858 garLoopResultBuilder]: For program point L572(lines 572 576) no Hoare annotation was computed. [2021-12-17 02:41:05,945 INFO L858 garLoopResultBuilder]: For program point L539(lines 539 543) no Hoare annotation was computed. [2021-12-17 02:41:05,945 INFO L858 garLoopResultBuilder]: For program point L506(lines 506 510) no Hoare annotation was computed. [2021-12-17 02:41:05,945 INFO L858 garLoopResultBuilder]: For program point L572-2(lines 572 576) no Hoare annotation was computed. [2021-12-17 02:41:05,945 INFO L858 garLoopResultBuilder]: For program point L539-2(lines 221 598) no Hoare annotation was computed. [2021-12-17 02:41:05,945 INFO L858 garLoopResultBuilder]: For program point L374(lines 374 378) no Hoare annotation was computed. [2021-12-17 02:41:05,946 INFO L858 garLoopResultBuilder]: For program point L374-2(lines 373 390) no Hoare annotation was computed. [2021-12-17 02:41:05,946 INFO L858 garLoopResultBuilder]: For program point L672(lines 672 676) no Hoare annotation was computed. [2021-12-17 02:41:05,946 INFO L858 garLoopResultBuilder]: For program point L639(lines 639 648) no Hoare annotation was computed. [2021-12-17 02:41:05,946 INFO L858 garLoopResultBuilder]: For program point L672-2(lines 672 676) no Hoare annotation was computed. [2021-12-17 02:41:05,946 INFO L858 garLoopResultBuilder]: For program point L639-2(lines 638 660) no Hoare annotation was computed. [2021-12-17 02:41:05,946 INFO L858 garLoopResultBuilder]: For program point L474(lines 474 478) no Hoare annotation was computed. [2021-12-17 02:41:05,946 INFO L858 garLoopResultBuilder]: For program point L342-1(lines 342 351) no Hoare annotation was computed. [2021-12-17 02:41:05,946 INFO L858 garLoopResultBuilder]: For program point L243(lines 243 248) no Hoare annotation was computed. [2021-12-17 02:41:05,946 INFO L858 garLoopResultBuilder]: For program point L210(lines 210 604) no Hoare annotation was computed. [2021-12-17 02:41:05,946 INFO L858 garLoopResultBuilder]: For program point L177(lines 177 615) no Hoare annotation was computed. [2021-12-17 02:41:05,946 INFO L858 garLoopResultBuilder]: For program point L144(lines 144 626) no Hoare annotation was computed. [2021-12-17 02:41:05,947 INFO L854 garLoopResultBuilder]: At program point L111-2(lines 111 667) the Hoare annotation is: (let ((.cse24 (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)))) (let ((.cse20 (mod .cse24 4294967296))) (let ((.cse19 (< 2147483647 .cse20))) (let ((.cse0 (< |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8496)) (.cse5 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448)) (.cse13 (= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 3)) (.cse16 (= 8466 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse12 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse10 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (.cse1 (or .cse19 (<= .cse20 8496))) (.cse9 (let ((.cse23 (* 4294967296 (div .cse24 4294967296)))) (let ((.cse22 (+ .cse23 2147483647)) (.cse21 (+ (* 2 |ULTIMATE.start_ssl3_accept_~ag_X~0#1|) (* 2 |ULTIMATE.start_ssl3_accept_~ag_Y~0#1|)))) (or (and (<= .cse21 .cse22) (= (+ |ULTIMATE.start_ssl3_accept_~s__state~0#1| .cse23) .cse21)) (and (< .cse22 .cse21) (= (+ |ULTIMATE.start_ssl3_accept_~s__state~0#1| .cse23 4294967296) .cse21)))))) (.cse6 (< 8496 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse11 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (.cse4 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (.cse17 (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse8 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse7 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse14 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3)) (.cse18 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse15 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse3 (or .cse19 (< .cse20 8656))) (.cse2 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2))) (or (and .cse0 .cse1 .cse2 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8496)) (and .cse3 .cse4 .cse5 .cse2 .cse6) (and .cse7 .cse2) (and .cse8 .cse9) (and .cse8 .cse3 .cse10) (and .cse11 .cse3 .cse12 .cse4 .cse2 .cse6) (and .cse0 .cse1 .cse9 .cse2) (and .cse3 .cse8 .cse4 .cse5 .cse6) (and .cse3 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|) .cse5 .cse13 .cse14) (and .cse7 .cse5 .cse14 .cse15) (and .cse8 .cse7) (and (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8464)) (and .cse3 .cse16 .cse4 .cse2 .cse6) (and .cse8 .cse5 .cse13) (and .cse3 .cse2 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528)) (and .cse7 .cse17 .cse14) (and .cse8 .cse3 .cse16) (and .cse3 .cse17 .cse4 .cse14) (and .cse11 .cse3 .cse8 .cse12) (and .cse8 .cse1) (and .cse3 .cse2 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512)) (and .cse3 .cse10 .cse4 .cse2) (and .cse3 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8560) .cse2) (and .cse4 .cse1 .cse9 .cse2 .cse6) (and .cse11 .cse3 .cse4 .cse2 .cse18) (and .cse17 .cse8) (and .cse7 .cse14 .cse18 .cse15) (and (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8544) .cse3 .cse2)))))) [2021-12-17 02:41:05,947 INFO L854 garLoopResultBuilder]: At program point L178(lines 177 615) the Hoare annotation is: (let ((.cse11 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (let ((.cse10 (< 2147483647 .cse11))) (let ((.cse4 (= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 3)) (.cse8 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3)) (.cse5 (or .cse10 (< .cse11 8656))) (.cse6 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (.cse7 (< 8496 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse9 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse2 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse3 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse0 (or .cse10 (<= .cse11 8496))) (.cse1 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448))) (or (and (< |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8496) .cse0 .cse1 .cse2) (and .cse3 .cse1 .cse4) (and .cse5 .cse3 .cse6 .cse1 .cse7) (and .cse5 (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|) .cse1 .cse4 .cse8) (and .cse9 .cse1 .cse8 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (and .cse5 .cse6 .cse1 .cse2 .cse7) (and .cse3 .cse9 .cse1) (and .cse9 .cse1 .cse2) (and .cse3 .cse0 .cse1))))) [2021-12-17 02:41:05,947 INFO L854 garLoopResultBuilder]: At program point L145(lines 138 628) the Hoare annotation is: (let ((.cse1 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (let ((.cse0 (< 2147483647 .cse1))) (let ((.cse2 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse5 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse4 (or .cse0 (< .cse1 8656))) (.cse6 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse3 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8496))) (or (and (< |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8496) (or .cse0 (<= .cse1 8496)) .cse2 .cse3) (and .cse4 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|) .cse3) (and .cse5 .cse2) (and .cse6 .cse5) (and .cse4 .cse6 .cse3) (and (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 0) .cse3))))) [2021-12-17 02:41:05,947 INFO L858 garLoopResultBuilder]: For program point L112(line 112) no Hoare annotation was computed. [2021-12-17 02:41:05,947 INFO L858 garLoopResultBuilder]: For program point L641(lines 641 645) no Hoare annotation was computed. [2021-12-17 02:41:05,947 INFO L858 garLoopResultBuilder]: For program point L213(lines 213 603) no Hoare annotation was computed. [2021-12-17 02:41:05,947 INFO L858 garLoopResultBuilder]: For program point L180(lines 180 614) no Hoare annotation was computed. [2021-12-17 02:41:05,948 INFO L858 garLoopResultBuilder]: For program point L147(lines 147 625) no Hoare annotation was computed. [2021-12-17 02:41:05,948 INFO L858 garLoopResultBuilder]: For program point L114(lines 114 636) no Hoare annotation was computed. [2021-12-17 02:41:05,948 INFO L858 garLoopResultBuilder]: For program point L346(lines 346 350) no Hoare annotation was computed. [2021-12-17 02:41:05,948 INFO L854 garLoopResultBuilder]: At program point L214(lines 210 604) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3)) (.cse0 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse1 (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (or (and .cse0 .cse1 .cse2) (and (let ((.cse3 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse3) (< .cse3 8656))) .cse1 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse2) (and .cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (and .cse0 .cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)))) [2021-12-17 02:41:05,948 INFO L861 garLoopResultBuilder]: At program point L115(lines 114 636) the Hoare annotation is: true [2021-12-17 02:41:05,948 INFO L858 garLoopResultBuilder]: For program point L479(lines 479 490) no Hoare annotation was computed. [2021-12-17 02:41:05,948 INFO L858 garLoopResultBuilder]: For program point L446(lines 446 450) no Hoare annotation was computed. [2021-12-17 02:41:05,948 INFO L854 garLoopResultBuilder]: At program point L380(lines 363 398) the Hoare annotation is: (let ((.cse0 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse4 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse3 (let ((.cse6 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse6) (< .cse6 8656)))) (.cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse5 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse2 .cse4 .cse5) (and .cse0 .cse2 .cse4) (and .cse1 .cse3 .cse2 .cse5))) [2021-12-17 02:41:05,948 INFO L854 garLoopResultBuilder]: At program point L414(lines 405 436) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse0 (let ((.cse6 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse6) (< .cse6 8656)))) (.cse3 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse4 .cse2) (and .cse0 .cse2 .cse5 .cse3) (and .cse4 .cse2 .cse5))) [2021-12-17 02:41:05,949 INFO L858 garLoopResultBuilder]: For program point L249(lines 249 254) no Hoare annotation was computed. [2021-12-17 02:41:05,949 INFO L858 garLoopResultBuilder]: For program point L216(lines 216 602) no Hoare annotation was computed. [2021-12-17 02:41:05,949 INFO L858 garLoopResultBuilder]: For program point L183(lines 183 613) no Hoare annotation was computed. [2021-12-17 02:41:05,957 INFO L858 garLoopResultBuilder]: For program point L150(lines 150 624) no Hoare annotation was computed. [2021-12-17 02:41:05,957 INFO L858 garLoopResultBuilder]: For program point L117(lines 117 635) no Hoare annotation was computed. [2021-12-17 02:41:05,958 INFO L858 garLoopResultBuilder]: For program point L382(lines 382 386) no Hoare annotation was computed. [2021-12-17 02:41:05,958 INFO L861 garLoopResultBuilder]: At program point L217(lines 216 602) the Hoare annotation is: true [2021-12-17 02:41:05,958 INFO L854 garLoopResultBuilder]: At program point L184(lines 180 614) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse4 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (.cse3 (let ((.cse6 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse6) (< .cse6 8656)))) (.cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse5 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse0 .cse2) (and .cse1 .cse2 .cse5) (and .cse4 .cse3 .cse2 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse5 (< 8496 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)))) [2021-12-17 02:41:05,958 INFO L854 garLoopResultBuilder]: At program point L151(lines 147 625) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse0 (let ((.cse5 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse5) (< .cse5 8656)))) (.cse4 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse2 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse1 .cse2) (and .cse3 .cse1) (and .cse4 .cse3) (and .cse0 .cse4 .cse2))) [2021-12-17 02:41:05,958 INFO L858 garLoopResultBuilder]: For program point L85(lines 85 93) no Hoare annotation was computed. [2021-12-17 02:41:05,958 INFO L858 garLoopResultBuilder]: For program point L416(lines 416 422) no Hoare annotation was computed. [2021-12-17 02:41:05,958 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-17 02:41:05,959 INFO L858 garLoopResultBuilder]: For program point L582(lines 582 592) no Hoare annotation was computed. [2021-12-17 02:41:05,959 INFO L858 garLoopResultBuilder]: For program point L582-1(lines 582 592) no Hoare annotation was computed. [2021-12-17 02:41:05,959 INFO L858 garLoopResultBuilder]: For program point L483(lines 483 487) no Hoare annotation was computed. [2021-12-17 02:41:05,959 INFO L858 garLoopResultBuilder]: For program point L285(lines 285 289) no Hoare annotation was computed. [2021-12-17 02:41:05,959 INFO L858 garLoopResultBuilder]: For program point L186(lines 186 612) no Hoare annotation was computed. [2021-12-17 02:41:05,959 INFO L858 garLoopResultBuilder]: For program point L153(lines 153 623) no Hoare annotation was computed. [2021-12-17 02:41:05,959 INFO L858 garLoopResultBuilder]: For program point L120(lines 120 634) no Hoare annotation was computed. [2021-12-17 02:41:05,959 INFO L858 garLoopResultBuilder]: For program point L517(lines 517 521) no Hoare annotation was computed. [2021-12-17 02:41:05,959 INFO L858 garLoopResultBuilder]: For program point L319(lines 319 327) no Hoare annotation was computed. [2021-12-17 02:41:05,960 INFO L861 garLoopResultBuilder]: At program point L220(lines 219 601) the Hoare annotation is: true [2021-12-17 02:41:05,960 INFO L858 garLoopResultBuilder]: For program point L88(lines 88 92) no Hoare annotation was computed. [2021-12-17 02:41:05,960 INFO L858 garLoopResultBuilder]: For program point L88-2(lines 85 93) no Hoare annotation was computed. [2021-12-17 02:41:05,960 INFO L861 garLoopResultBuilder]: At program point L683(lines 76 685) the Hoare annotation is: true [2021-12-17 02:41:05,960 INFO L858 garLoopResultBuilder]: For program point L650(lines 650 656) no Hoare annotation was computed. [2021-12-17 02:41:05,960 INFO L858 garLoopResultBuilder]: For program point L551(lines 551 556) no Hoare annotation was computed. [2021-12-17 02:41:05,960 INFO L861 garLoopResultBuilder]: At program point L684(lines 19 686) the Hoare annotation is: true [2021-12-17 02:41:05,960 INFO L858 garLoopResultBuilder]: For program point L585(lines 585 589) no Hoare annotation was computed. [2021-12-17 02:41:05,960 INFO L858 garLoopResultBuilder]: For program point L189(lines 189 611) no Hoare annotation was computed. [2021-12-17 02:41:05,961 INFO L858 garLoopResultBuilder]: For program point L156(lines 156 622) no Hoare annotation was computed. [2021-12-17 02:41:05,961 INFO L858 garLoopResultBuilder]: For program point L123(lines 123 633) no Hoare annotation was computed. [2021-12-17 02:41:05,961 INFO L858 garLoopResultBuilder]: For program point L322(lines 322 326) no Hoare annotation was computed. [2021-12-17 02:41:05,961 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-17 02:41:05,961 INFO L858 garLoopResultBuilder]: For program point L322-2(lines 221 598) no Hoare annotation was computed. [2021-12-17 02:41:05,961 INFO L854 garLoopResultBuilder]: At program point L190(lines 186 612) the Hoare annotation is: (let ((.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse0 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse4 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (.cse5 (let ((.cse6 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse6) (< .cse6 8656)))) (.cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse3 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2))) (or (and .cse0 .cse1 .cse2) (and .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse0 .cse2) (and .cse4 .cse5 .cse2 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse3 (< 8496 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)))) [2021-12-17 02:41:05,961 INFO L854 garLoopResultBuilder]: At program point L157(lines 153 623) the Hoare annotation is: (let ((.cse0 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse4 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse3 (let ((.cse6 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse6) (< .cse6 8656)))) (.cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse5 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse2 .cse4 .cse5) (and .cse0 .cse2 .cse4) (and .cse1 .cse3 .cse2 .cse5))) [2021-12-17 02:41:05,961 INFO L861 garLoopResultBuilder]: At program point L224(lines 117 635) the Hoare annotation is: true [2021-12-17 02:41:05,962 INFO L858 garLoopResultBuilder]: For program point L522(lines 522 526) no Hoare annotation was computed. [2021-12-17 02:41:05,962 INFO L858 garLoopResultBuilder]: For program point L522-2(lines 522 526) no Hoare annotation was computed. [2021-12-17 02:41:05,962 INFO L858 garLoopResultBuilder]: For program point L456-1(lines 456 468) no Hoare annotation was computed. [2021-12-17 02:41:05,962 INFO L858 garLoopResultBuilder]: For program point L192(lines 192 610) no Hoare annotation was computed. [2021-12-17 02:41:05,962 INFO L858 garLoopResultBuilder]: For program point L159(lines 159 621) no Hoare annotation was computed. [2021-12-17 02:41:05,962 INFO L858 garLoopResultBuilder]: For program point L126(lines 126 632) no Hoare annotation was computed. [2021-12-17 02:41:05,962 INFO L854 garLoopResultBuilder]: At program point L424(lines 415 435) the Hoare annotation is: (let ((.cse0 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse4 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse3 (let ((.cse6 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse6) (< .cse6 8656)))) (.cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse5 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse2 .cse4 .cse5) (and .cse0 .cse2 .cse4) (and .cse1 .cse3 .cse2 .cse5))) [2021-12-17 02:41:05,962 INFO L858 garLoopResultBuilder]: For program point L358(lines 358 362) no Hoare annotation was computed. [2021-12-17 02:41:05,962 INFO L858 garLoopResultBuilder]: For program point L358-2(lines 221 598) no Hoare annotation was computed. [2021-12-17 02:41:05,962 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-17 02:41:05,963 INFO L858 garLoopResultBuilder]: For program point L95(lines 95 103) no Hoare annotation was computed. [2021-12-17 02:41:05,963 INFO L858 garLoopResultBuilder]: For program point L95-1(lines 76 685) no Hoare annotation was computed. [2021-12-17 02:41:05,963 INFO L858 garLoopResultBuilder]: For program point L459(lines 459 464) no Hoare annotation was computed. [2021-12-17 02:41:05,963 INFO L858 garLoopResultBuilder]: For program point L195(lines 195 609) no Hoare annotation was computed. [2021-12-17 02:41:05,963 INFO L858 garLoopResultBuilder]: For program point L162(lines 162 620) no Hoare annotation was computed. [2021-12-17 02:41:05,963 INFO L858 garLoopResultBuilder]: For program point L129(lines 129 631) no Hoare annotation was computed. [2021-12-17 02:41:05,963 INFO L858 garLoopResultBuilder]: For program point L96(lines 96 100) no Hoare annotation was computed. [2021-12-17 02:41:05,963 INFO L858 garLoopResultBuilder]: For program point L427(lines 427 431) no Hoare annotation was computed. [2021-12-17 02:41:05,963 INFO L858 garLoopResultBuilder]: For program point L229(lines 229 233) no Hoare annotation was computed. [2021-12-17 02:41:05,964 INFO L854 garLoopResultBuilder]: At program point L196(lines 192 610) the Hoare annotation is: (let ((.cse1 (let ((.cse6 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse6) (< .cse6 8656)))) (.cse0 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656)) (.cse4 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse5 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse3 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2))) (or (and .cse0 .cse1 .cse2 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse3) (and .cse4 .cse5 .cse2) (and .cse1 .cse0 .cse4 .cse2) (and .cse5 .cse2 .cse3))) [2021-12-17 02:41:05,964 INFO L854 garLoopResultBuilder]: At program point L163(lines 159 621) the Hoare annotation is: (let ((.cse0 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse4 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse3 (let ((.cse6 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse6) (< .cse6 8656)))) (.cse2 (< 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse5 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse2 .cse4 .cse5) (and .cse0 .cse2 .cse4) (and .cse1 .cse3 .cse2 .cse5))) [2021-12-17 02:41:05,964 INFO L858 garLoopResultBuilder]: For program point L229-2(lines 221 598) no Hoare annotation was computed. [2021-12-17 02:41:05,964 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-17 02:41:05,964 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 679) no Hoare annotation was computed. [2021-12-17 02:41:05,964 INFO L858 garLoopResultBuilder]: For program point L561(lines 561 565) no Hoare annotation was computed. [2021-12-17 02:41:05,964 INFO L858 garLoopResultBuilder]: For program point L495(lines 495 499) no Hoare annotation was computed. [2021-12-17 02:41:05,964 INFO L858 garLoopResultBuilder]: For program point L198(lines 198 608) no Hoare annotation was computed. [2021-12-17 02:41:05,964 INFO L858 garLoopResultBuilder]: For program point L165(lines 165 619) no Hoare annotation was computed. [2021-12-17 02:41:05,965 INFO L858 garLoopResultBuilder]: For program point L132(lines 132 630) no Hoare annotation was computed. [2021-12-17 02:41:05,965 INFO L854 garLoopResultBuilder]: At program point L562(lines 76 685) the Hoare annotation is: false [2021-12-17 02:41:05,965 INFO L854 garLoopResultBuilder]: At program point L133(lines 129 631) the Hoare annotation is: (let ((.cse3 (let ((.cse5 (mod (+ (* |ULTIMATE.start_ssl3_accept_~ag_X~0#1| 2) (* |ULTIMATE.start_ssl3_accept_~ag_Y~0#1| 2)) 4294967296))) (or (< 2147483647 .cse5) (<= .cse5 8496)))) (.cse1 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse4 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8496)) (.cse0 (not (= |ULTIMATE.start_ssl3_accept_~s__hit~0#1| 0))) (.cse2 (= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4) (and (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576) .cse3 .cse1 .cse4) (and .cse0 .cse2))) [2021-12-17 02:41:05,965 INFO L858 garLoopResultBuilder]: For program point L266(lines 266 279) no Hoare annotation was computed. [2021-12-17 02:41:05,967 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-17 02:41:05,968 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-17 02:41:05,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.12 02:41:05 BoogieIcfgContainer [2021-12-17 02:41:05,991 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-17 02:41:05,992 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-17 02:41:05,992 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-17 02:41:05,992 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-17 02:41:05,993 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 02:40:40" (3/4) ... [2021-12-17 02:41:05,995 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-17 02:41:06,005 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-12-17 02:41:06,005 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-12-17 02:41:06,006 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-17 02:41:06,006 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-17 02:41:06,080 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-17 02:41:06,080 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-17 02:41:06,080 INFO L158 Benchmark]: Toolchain (without parser) took 26189.94ms. Allocated memory was 102.8MB in the beginning and 660.6MB in the end (delta: 557.8MB). Free memory was 67.5MB in the beginning and 563.1MB in the end (delta: -495.6MB). Peak memory consumption was 62.5MB. Max. memory is 16.1GB. [2021-12-17 02:41:06,081 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 102.8MB. Free memory was 75.9MB in the beginning and 75.9MB in the end (delta: 24.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-17 02:41:06,081 INFO L158 Benchmark]: CACSL2BoogieTranslator took 325.51ms. Allocated memory is still 102.8MB. Free memory was 67.3MB in the beginning and 73.8MB in the end (delta: -6.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-17 02:41:06,081 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.03ms. Allocated memory is still 102.8MB. Free memory was 73.8MB in the beginning and 70.7MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-17 02:41:06,081 INFO L158 Benchmark]: Boogie Preprocessor took 38.97ms. Allocated memory is still 102.8MB. Free memory was 70.7MB in the beginning and 69.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-17 02:41:06,082 INFO L158 Benchmark]: RCFGBuilder took 434.98ms. Allocated memory is still 102.8MB. Free memory was 69.0MB in the beginning and 39.2MB in the end (delta: 29.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-12-17 02:41:06,082 INFO L158 Benchmark]: TraceAbstraction took 25241.99ms. Allocated memory was 102.8MB in the beginning and 660.6MB in the end (delta: 557.8MB). Free memory was 38.7MB in the beginning and 575.7MB in the end (delta: -537.0MB). Peak memory consumption was 418.5MB. Max. memory is 16.1GB. [2021-12-17 02:41:06,082 INFO L158 Benchmark]: Witness Printer took 87.99ms. Allocated memory is still 660.6MB. Free memory was 575.7MB in the beginning and 563.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-17 02:41:06,083 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 102.8MB. Free memory was 75.9MB in the beginning and 75.9MB in the end (delta: 24.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 325.51ms. Allocated memory is still 102.8MB. Free memory was 67.3MB in the beginning and 73.8MB in the end (delta: -6.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.03ms. Allocated memory is still 102.8MB. Free memory was 73.8MB in the beginning and 70.7MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.97ms. Allocated memory is still 102.8MB. Free memory was 70.7MB in the beginning and 69.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 434.98ms. Allocated memory is still 102.8MB. Free memory was 69.0MB in the beginning and 39.2MB in the end (delta: 29.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * TraceAbstraction took 25241.99ms. Allocated memory was 102.8MB in the beginning and 660.6MB in the end (delta: 557.8MB). Free memory was 38.7MB in the beginning and 575.7MB in the end (delta: -537.0MB). Peak memory consumption was 418.5MB. Max. memory is 16.1GB. * Witness Printer took 87.99ms. Allocated memory is still 660.6MB. Free memory was 575.7MB in the beginning and 563.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 679]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 138 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 25.2s, OverallIterations: 20, TraceHistogramMax: 21, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.1s, AutomataDifference: 3.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.6s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2800 SdHoareTripleChecker+Valid, 2.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2800 mSDsluCounter, 9807 SdHoareTripleChecker+Invalid, 2.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 214 IncrementalHoareTripleChecker+Unchecked, 4857 mSDsCounter, 503 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3893 IncrementalHoareTripleChecker+Invalid, 4610 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 503 mSolverCounterUnsat, 4950 mSDtfsCounter, 3893 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3979 GetRequests, 3917 SyntacticMatches, 4 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16675occurred in iteration=19, InterpolantAutomatonStates: 89, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 20 MinimizatonAttempts, 4912 StatesRemovedByMinimization, 14 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 29 LocationsWithAnnotation, 29 PreInvPairs, 748 NumberOfFragments, 3760 HoareAnnotationTreeSize, 29 FomulaSimplifications, 7363 FormulaSimplificationTreeSizeReduction, 3.5s HoareSimplificationTime, 29 FomulaSimplificationsInter, 67456 FormulaSimplificationTreeSizeReductionInter, 7.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 7.4s InterpolantComputationTime, 7056 NumberOfCodeBlocks, 7056 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 8793 ConstructedInterpolants, 35 QuantifiedInterpolants, 26294 SizeOfPredicates, 9 NumberOfNonLiveVariables, 3417 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 29 InterpolantComputations, 16 PerfectInterpolantSequences, 39472/40261 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: ((((!(s__hit == 0) && blastFlag == 1) && 8496 < s__state) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 1) && 8496 < s__state) && s__state <= 8576)) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8496 < s__state) && blastFlag == 2) && s__state <= 8576)) || ((!(s__hit == 0) && 8496 < s__state) && blastFlag == 2) - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 363]: Loop Invariant Derived loop invariant: ((((!(s__hit == 0) && blastFlag == 1) && 8496 < s__state) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8496 < s__state) && blastFlag == 2) && s__state <= 8576)) || ((!(s__hit == 0) && 8496 < s__state) && blastFlag == 2)) || (((blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && 8496 < s__state) && s__state <= 8576) - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: ((((!(s__hit == 0) && blastFlag == 1) && 8496 < s__state) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8496 < s__state) && blastFlag == 2) && s__state <= 8576)) || ((!(s__hit == 0) && 8496 < s__state) && blastFlag == 2)) || (((blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && 8496 < s__state) && s__state <= 8576) - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: ((((!(s__hit == 0) && blastFlag == 2) && 8640 <= s__state) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= s__state)) && 8640 <= s__state)) || (blastFlag == 1 && 8640 <= s__state)) || ((!(s__hit == 0) && blastFlag == 3) && 8640 <= s__state) - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: (((!(s__hit == 0) && blastFlag == 2) || ((blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && s__state < 8496)) || (((s__s3__tmp__next_state___0 <= 8576 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && blastFlag == 2) && s__state < 8496)) || (!(s__hit == 0) && blastFlag == 1) - InvariantResult [Line: 415]: Loop Invariant Derived loop invariant: ((((!(s__hit == 0) && blastFlag == 1) && 8496 < s__state) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8496 < s__state) && blastFlag == 2) && s__state <= 8576)) || ((!(s__hit == 0) && 8496 < s__state) && blastFlag == 2)) || (((blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && 8496 < s__state) && s__state <= 8576) - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 687]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: ((((((s__s3__tmp__next_state___0 < 8496 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && blastFlag == 2) && s__state < 8496) || (!(s__hit == 0) && blastFlag == 2)) || (blastFlag == 1 && !(s__hit == 0))) || (((((s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) == 2 * ag_X + 2 * ag_Y || (4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 < 2 * ag_X + 2 * ag_Y && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 4294967296 == 2 * ag_X + 2 * ag_Y)) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && s__state < 8496) && 8496 < s__s3__tmp__next_state___0)) || ((blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && s__state < 8496) - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: ((((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && s__state <= 8576) || (!(s__hit == 0) && blastFlag == 2)) || (blastFlag == 1 && !(s__hit == 0))) || (((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 1) && s__state <= 8576) - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: ((((blastFlag == 1 && !(s__hit == 0)) && 8496 < s__state) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__state < 8656) && blastFlag == 1) && 8496 < s__state)) || ((!(s__hit == 0) && 8496 < s__state) && blastFlag == 2)) || (((((s__state < 8656 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && 8496 < s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0) - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: (((((!(s__hit == 0) && blastFlag == 2) && 8640 <= s__state) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__state < 8656) && blastFlag == 1) && 8640 <= s__state)) || ((blastFlag == 1 && !(s__hit == 0)) && 8640 <= s__state)) || ((((s__state < 8656 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && 8640 <= s__state)) || (((!(s__hit == 0) && blastFlag == 3) && 8640 <= s__state) && 8640 <= s__s3__tmp__next_state___0) - InvariantResult [Line: 159]: Loop Invariant Derived loop invariant: ((((!(s__hit == 0) && blastFlag == 1) && 8496 < s__state) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8496 < s__state) && blastFlag == 2) && s__state <= 8576)) || ((!(s__hit == 0) && 8496 < s__state) && blastFlag == 2)) || (((blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && 8496 < s__state) && s__state <= 8576) - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: ((((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 1) && 8496 < s__state) && s__state <= 8576) || ((blastFlag == 1 && !(s__hit == 0)) && 8496 < s__state)) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8496 < s__state) && blastFlag == 2) && s__state <= 8576)) || ((!(s__hit == 0) && 8496 < s__state) && blastFlag == 2) - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: ((((!(s__hit == 0) && 8672 <= s__state) && blastFlag == 3) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8672 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 3)) || (8672 <= s__state && blastFlag == 1)) || ((!(s__hit == 0) && 8672 <= s__state) && blastFlag == 2) - InvariantResult [Line: 114]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: (((((((s__s3__tmp__next_state___0 < 8496 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && blastFlag == 2) && s__state < 8496) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0) && s__state < 8496)) || (!(s__hit == 0) && blastFlag == 2)) || (blastFlag == 1 && !(s__hit == 0))) || (((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 1) && s__state < 8496)) || (blastFlag == 0 && s__state < 8496) - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: ((((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 1) && 8496 < s__state) && s__state <= 8576) || ((blastFlag == 1 && !(s__hit == 0)) && 8496 < s__state)) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8496 < s__state) && blastFlag == 2) && s__state <= 8576)) || ((!(s__hit == 0) && 8496 < s__state) && blastFlag == 2) - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((s__s3__tmp__next_state___0 < 8496 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && blastFlag == 2) && s__state < 8496) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8448) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0)) || (!(s__hit == 0) && blastFlag == 2)) || (blastFlag == 1 && ((2 * ag_X + 2 * ag_Y <= 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) == 2 * ag_X + 2 * ag_Y) || (4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 < 2 * ag_X + 2 * ag_Y && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 4294967296 == 2 * ag_X + 2 * ag_Y)))) || ((blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && s__state == 8656)) || (((((s__state < 8656 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && 8496 < s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0)) || (((s__s3__tmp__next_state___0 < 8496 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && ((2 * ag_X + 2 * ag_Y <= 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) == 2 * ag_X + 2 * ag_Y) || (4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 < 2 * ag_X + 2 * ag_Y && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 4294967296 == 2 * ag_X + 2 * ag_Y))) && blastFlag == 2)) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 1) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8448) && 8496 < s__s3__tmp__next_state___0)) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 0 == s__hit) && s__state <= 8448) && s__s3__tmp__next_state___0 == 3) && blastFlag == 3)) || (((!(s__hit == 0) && s__state <= 8448) && blastFlag == 3) && 8640 <= s__s3__tmp__next_state___0)) || (blastFlag == 1 && !(s__hit == 0))) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8466 == s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0)) || ((blastFlag == 1 && s__state <= 8448) && s__s3__tmp__next_state___0 == 3)) || (((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 2) && s__state == 8528)) || ((!(s__hit == 0) && 8672 <= s__state) && blastFlag == 3)) || ((blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && 8466 == s__state)) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8672 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 3)) || (((s__state < 8656 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && blastFlag == 1) && 8496 < s__state)) || (blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496))) || (((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 2) && s__state == 8512)) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__state == 8656) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2)) || (((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__state == 8560) && blastFlag == 2)) || ((((s__s3__tmp__next_state___0 <= 8576 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && ((2 * ag_X + 2 * ag_Y <= 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) == 2 * ag_X + 2 * ag_Y) || (4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 < 2 * ag_X + 2 * ag_Y && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 4294967296 == 2 * ag_X + 2 * ag_Y))) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0)) || ((((s__state < 8656 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && 8640 <= s__state)) || (8672 <= s__state && blastFlag == 1)) || (((!(s__hit == 0) && blastFlag == 3) && 8640 <= s__state) && 8640 <= s__s3__tmp__next_state___0)) || ((s__state == 8544 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && blastFlag == 2) - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: ((((blastFlag == 1 && !(s__hit == 0)) && 8496 < s__state) || ((!(s__hit == 0) && 8496 < s__state) && blastFlag == 2)) || (((s__state < 8656 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && blastFlag == 1) && 8496 < s__state)) || (((((s__state < 8656 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && 8496 < s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0) - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: ((((((((((s__s3__tmp__next_state___0 < 8496 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && s__state <= 8448) && blastFlag == 2) || ((blastFlag == 1 && s__state <= 8448) && s__s3__tmp__next_state___0 == 3)) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 1) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8448) && 8496 < s__s3__tmp__next_state___0)) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 0 == s__hit) && s__state <= 8448) && s__s3__tmp__next_state___0 == 3) && blastFlag == 3)) || (((!(s__hit == 0) && s__state <= 8448) && blastFlag == 3) && 8640 <= s__s3__tmp__next_state___0)) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8448) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0)) || ((blastFlag == 1 && !(s__hit == 0)) && s__state <= 8448)) || ((!(s__hit == 0) && s__state <= 8448) && blastFlag == 2)) || ((blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && s__state <= 8448) - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((s__s3__tmp__next_state___0 < 8496 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && blastFlag == 2) && s__state < 8496) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8448) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0)) || (!(s__hit == 0) && blastFlag == 2)) || (blastFlag == 1 && ((2 * ag_X + 2 * ag_Y <= 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) == 2 * ag_X + 2 * ag_Y) || (4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 < 2 * ag_X + 2 * ag_Y && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 4294967296 == 2 * ag_X + 2 * ag_Y)))) || ((blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && s__state == 8656)) || (((((s__state < 8656 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && 8496 < s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0)) || (((s__s3__tmp__next_state___0 < 8496 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && ((2 * ag_X + 2 * ag_Y <= 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) == 2 * ag_X + 2 * ag_Y) || (4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 < 2 * ag_X + 2 * ag_Y && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 4294967296 == 2 * ag_X + 2 * ag_Y))) && blastFlag == 2)) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 1) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8448) && 8496 < s__s3__tmp__next_state___0)) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 0 == s__hit) && s__state <= 8448) && s__s3__tmp__next_state___0 == 3) && blastFlag == 3)) || (((!(s__hit == 0) && s__state <= 8448) && blastFlag == 3) && 8640 <= s__s3__tmp__next_state___0)) || (blastFlag == 1 && !(s__hit == 0))) || (blastFlag == 0 && s__state == 8464)) || (((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8466 == s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0)) || ((blastFlag == 1 && s__state <= 8448) && s__s3__tmp__next_state___0 == 3)) || (((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 2) && s__state == 8528)) || ((!(s__hit == 0) && 8672 <= s__state) && blastFlag == 3)) || ((blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && 8466 == s__state)) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && 8672 <= s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 3)) || (((s__state < 8656 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && blastFlag == 1) && 8496 < s__state)) || (blastFlag == 1 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496))) || (((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && blastFlag == 2) && s__state == 8512)) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__state == 8656) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2)) || (((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__state == 8560) && blastFlag == 2)) || ((((s__s3__tmp__next_state___0 <= 8576 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 <= 8496)) && ((2 * ag_X + 2 * ag_Y <= 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) == 2 * ag_X + 2 * ag_Y) || (4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 2147483647 < 2 * ag_X + 2 * ag_Y && s__state + 4294967296 * ((ag_X * 2 + ag_Y * 2) / 4294967296) + 4294967296 == 2 * ag_X + 2 * ag_Y))) && blastFlag == 2) && 8496 < s__s3__tmp__next_state___0)) || ((((s__state < 8656 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) && 8640 <= s__state)) || (8672 <= s__state && blastFlag == 1)) || (((!(s__hit == 0) && blastFlag == 3) && 8640 <= s__state) && 8640 <= s__s3__tmp__next_state___0)) || ((s__state == 8544 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && blastFlag == 2) - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: ((((((s__state < 8656 && (2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656)) && 8496 < s__state) && s__s3__tmp__next_state___0 <= 8576) && blastFlag == 2) || ((blastFlag == 1 && !(s__hit == 0)) && 8496 < s__state)) || ((((2147483647 < (ag_X * 2 + ag_Y * 2) % 4294967296 || (ag_X * 2 + ag_Y * 2) % 4294967296 < 8656) && s__state < 8656) && blastFlag == 1) && 8496 < s__state)) || ((!(s__hit == 0) && 8496 < s__state) && blastFlag == 2) - InvariantResult [Line: 219]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-12-17 02:41:06,110 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