./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/openssl-simplified/s3_srvr_3.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5fbdf5bf Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/openssl-simplified/s3_srvr_3.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 e1ab2298d5235b5cdcda71de2855499593daaa9e ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b [2021-08-29 03:14:17,201 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-29 03:14:17,203 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-29 03:14:17,233 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-29 03:14:17,233 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-29 03:14:17,236 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-29 03:14:17,237 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-29 03:14:17,241 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-29 03:14:17,242 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-29 03:14:17,246 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-29 03:14:17,246 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-29 03:14:17,247 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-29 03:14:17,257 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-29 03:14:17,259 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-29 03:14:17,260 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-29 03:14:17,264 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-29 03:14:17,265 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-29 03:14:17,265 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-29 03:14:17,267 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-29 03:14:17,272 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-29 03:14:17,273 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-29 03:14:17,273 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-29 03:14:17,274 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-29 03:14:17,275 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-29 03:14:17,278 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-29 03:14:17,279 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-29 03:14:17,279 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-29 03:14:17,280 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-29 03:14:17,280 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-29 03:14:17,281 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-29 03:14:17,281 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-29 03:14:17,282 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-29 03:14:17,283 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-29 03:14:17,283 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-29 03:14:17,284 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-29 03:14:17,284 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-29 03:14:17,285 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-29 03:14:17,285 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-29 03:14:17,285 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-29 03:14:17,286 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-29 03:14:17,286 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-29 03:14:17,287 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-29 03:14:17,315 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-29 03:14:17,316 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-29 03:14:17,316 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-29 03:14:17,316 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-29 03:14:17,318 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-29 03:14:17,318 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-29 03:14:17,318 INFO L138 SettingsManager]: * Use SBE=true [2021-08-29 03:14:17,318 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-29 03:14:17,318 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-29 03:14:17,318 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-29 03:14:17,319 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-29 03:14:17,319 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-29 03:14:17,319 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-29 03:14:17,319 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-29 03:14:17,319 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-29 03:14:17,319 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-29 03:14:17,319 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-29 03:14:17,320 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-29 03:14:17,320 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-29 03:14:17,320 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-29 03:14:17,320 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-29 03:14:17,320 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-29 03:14:17,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-29 03:14:17,320 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-29 03:14:17,320 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-29 03:14:17,320 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-29 03:14:17,320 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-29 03:14:17,321 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-29 03:14:17,321 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-29 03:14:17,321 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-29 03:14:17,321 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1ab2298d5235b5cdcda71de2855499593daaa9e [2021-08-29 03:14:17,578 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-29 03:14:17,599 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-29 03:14:17,601 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-29 03:14:17,602 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-29 03:14:17,602 INFO L275 PluginConnector]: CDTParser initialized [2021-08-29 03:14:17,603 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/openssl-simplified/s3_srvr_3.cil.c [2021-08-29 03:14:17,650 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b10203b89/8cbd9cc4831644f58832fc40f89eaea0/FLAGa0ab85e72 [2021-08-29 03:14:18,001 INFO L306 CDTParser]: Found 1 translation units. [2021-08-29 03:14:18,002 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openssl-simplified/s3_srvr_3.cil.c [2021-08-29 03:14:18,021 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b10203b89/8cbd9cc4831644f58832fc40f89eaea0/FLAGa0ab85e72 [2021-08-29 03:14:18,032 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b10203b89/8cbd9cc4831644f58832fc40f89eaea0 [2021-08-29 03:14:18,034 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-29 03:14:18,035 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-29 03:14:18,037 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-29 03:14:18,037 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-29 03:14:18,039 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-29 03:14:18,039 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 03:14:18" (1/1) ... [2021-08-29 03:14:18,040 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12adabbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:14:18, skipping insertion in model container [2021-08-29 03:14:18,040 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 03:14:18" (1/1) ... [2021-08-29 03:14:18,044 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-29 03:14:18,082 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-29 03:14:18,194 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openssl-simplified/s3_srvr_3.cil.c[42279,42292] [2021-08-29 03:14:18,198 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-29 03:14:18,203 INFO L203 MainTranslator]: Completed pre-run [2021-08-29 03:14:18,250 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openssl-simplified/s3_srvr_3.cil.c[42279,42292] [2021-08-29 03:14:18,252 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-29 03:14:18,261 INFO L208 MainTranslator]: Completed translation [2021-08-29 03:14:18,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:14:18 WrapperNode [2021-08-29 03:14:18,262 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-29 03:14:18,263 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-29 03:14:18,263 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-29 03:14:18,263 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-29 03:14:18,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:14:18" (1/1) ... [2021-08-29 03:14:18,272 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:14:18" (1/1) ... [2021-08-29 03:14:18,295 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-29 03:14:18,296 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-29 03:14:18,296 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-29 03:14:18,296 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-29 03:14:18,301 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:14:18" (1/1) ... [2021-08-29 03:14:18,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:14:18" (1/1) ... [2021-08-29 03:14:18,303 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:14:18" (1/1) ... [2021-08-29 03:14:18,303 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:14:18" (1/1) ... [2021-08-29 03:14:18,308 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:14:18" (1/1) ... [2021-08-29 03:14:18,312 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:14:18" (1/1) ... [2021-08-29 03:14:18,313 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:14:18" (1/1) ... [2021-08-29 03:14:18,315 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-29 03:14:18,316 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-29 03:14:18,316 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-29 03:14:18,316 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-29 03:14:18,316 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:14:18" (1/1) ... [2021-08-29 03:14:18,320 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-29 03:14:18,328 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-29 03:14:18,336 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) [2021-08-29 03:14:18,350 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 [2021-08-29 03:14:18,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-29 03:14:18,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-29 03:14:18,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-29 03:14:18,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-29 03:14:18,441 WARN L804 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-08-29 03:14:18,630 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2021-08-29 03:14:18,630 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2021-08-29 03:14:18,638 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-29 03:14:18,638 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-08-29 03:14:18,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 03:14:18 BoogieIcfgContainer [2021-08-29 03:14:18,640 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-29 03:14:18,641 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-29 03:14:18,641 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-29 03:14:18,643 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-29 03:14:18,643 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 03:14:18" (1/3) ... [2021-08-29 03:14:18,644 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72802f4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 03:14:18, skipping insertion in model container [2021-08-29 03:14:18,644 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 03:14:18" (2/3) ... [2021-08-29 03:14:18,644 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72802f4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 03:14:18, skipping insertion in model container [2021-08-29 03:14:18,644 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 03:14:18" (3/3) ... [2021-08-29 03:14:18,645 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr_3.cil.c [2021-08-29 03:14:18,649 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-29 03:14:18,649 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-08-29 03:14:18,686 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-29 03:14:18,691 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, mConcurrency=FINITE_AUTOMATA, 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 [2021-08-29 03:14:18,692 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-29 03:14:18,705 INFO L276 IsEmpty]: Start isEmpty. Operand has 141 states, 139 states have (on average 1.7266187050359711) internal successors, (240), 140 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:18,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-08-29 03:14:18,713 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:18,714 INFO L513 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] [2021-08-29 03:14:18,714 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:18,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:18,721 INFO L82 PathProgramCache]: Analyzing trace with hash 1632006987, now seen corresponding path program 1 times [2021-08-29 03:14:18,731 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:18,731 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1103235072] [2021-08-29 03:14:18,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:18,732 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:18,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:18,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 03:14:18,971 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:18,972 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1103235072] [2021-08-29 03:14:18,972 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1103235072] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 03:14:18,972 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 03:14:18,973 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 03:14:18,974 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984359469] [2021-08-29 03:14:18,977 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 03:14:18,977 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:18,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 03:14:18,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:18,995 INFO L87 Difference]: Start difference. First operand has 141 states, 139 states have (on average 1.7266187050359711) internal successors, (240), 140 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:19,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:19,287 INFO L93 Difference]: Finished difference Result 328 states and 564 transitions. [2021-08-29 03:14:19,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 03:14:19,289 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 [2021-08-29 03:14:19,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:19,295 INFO L225 Difference]: With dead ends: 328 [2021-08-29 03:14:19,295 INFO L226 Difference]: Without dead ends: 175 [2021-08-29 03:14:19,297 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.21ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:19,299 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 170 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 302 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 197.94ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.69ms SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 302 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 256.18ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:19,300 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [170 Valid, 0 Invalid, 358 Unknown, 0 Unchecked, 2.69ms Time], IncrementalHoareTripleChecker [56 Valid, 302 Invalid, 0 Unknown, 0 Unchecked, 256.18ms Time] [2021-08-29 03:14:19,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2021-08-29 03:14:19,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 170. [2021-08-29 03:14:19,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 170 states, 169 states have (on average 1.6272189349112427) internal successors, (275), 169 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:19,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 275 transitions. [2021-08-29 03:14:19,333 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 275 transitions. Word has length 44 [2021-08-29 03:14:19,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:19,334 INFO L470 AbstractCegarLoop]: Abstraction has 170 states and 275 transitions. [2021-08-29 03:14:19,334 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) [2021-08-29 03:14:19,334 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 275 transitions. [2021-08-29 03:14:19,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-08-29 03:14:19,346 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:19,346 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 03:14:19,347 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-29 03:14:19,347 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:19,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:19,347 INFO L82 PathProgramCache]: Analyzing trace with hash -954575443, now seen corresponding path program 1 times [2021-08-29 03:14:19,348 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:19,348 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108187731] [2021-08-29 03:14:19,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:19,348 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:19,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:19,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 03:14:19,439 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:19,439 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2108187731] [2021-08-29 03:14:19,439 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2108187731] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 03:14:19,439 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 03:14:19,439 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 03:14:19,440 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310206927] [2021-08-29 03:14:19,441 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 03:14:19,441 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:19,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 03:14:19,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:19,442 INFO L87 Difference]: Start difference. First operand 170 states and 275 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:19,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:19,706 INFO L93 Difference]: Finished difference Result 380 states and 624 transitions. [2021-08-29 03:14:19,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 03:14:19,707 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 45 [2021-08-29 03:14:19,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:19,712 INFO L225 Difference]: With dead ends: 380 [2021-08-29 03:14:19,712 INFO L226 Difference]: Without dead ends: 216 [2021-08-29 03:14:19,713 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.70ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:19,714 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 129 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 251 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 174.93ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 308 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.82ms SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 251 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 234.72ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:19,714 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [129 Valid, 0 Invalid, 308 Unknown, 0 Unchecked, 1.82ms Time], IncrementalHoareTripleChecker [57 Valid, 251 Invalid, 0 Unknown, 0 Unchecked, 234.72ms Time] [2021-08-29 03:14:19,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2021-08-29 03:14:19,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 211. [2021-08-29 03:14:19,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 211 states, 210 states have (on average 1.6761904761904762) internal successors, (352), 210 states have internal predecessors, (352), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:19,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 352 transitions. [2021-08-29 03:14:19,748 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 352 transitions. Word has length 45 [2021-08-29 03:14:19,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:19,749 INFO L470 AbstractCegarLoop]: Abstraction has 211 states and 352 transitions. [2021-08-29 03:14:19,749 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:19,750 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 352 transitions. [2021-08-29 03:14:19,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-08-29 03:14:19,754 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:19,754 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 03:14:19,754 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-29 03:14:19,755 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:19,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:19,755 INFO L82 PathProgramCache]: Analyzing trace with hash -1216100442, now seen corresponding path program 1 times [2021-08-29 03:14:19,756 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:19,756 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718315946] [2021-08-29 03:14:19,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:19,756 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:19,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:19,794 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 03:14:19,795 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:19,795 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [718315946] [2021-08-29 03:14:19,795 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [718315946] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 03:14:19,795 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 03:14:19,796 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 03:14:19,796 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099952263] [2021-08-29 03:14:19,796 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 03:14:19,796 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:19,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 03:14:19,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:19,797 INFO L87 Difference]: Start difference. First operand 211 states and 352 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:20,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:20,009 INFO L93 Difference]: Finished difference Result 445 states and 750 transitions. [2021-08-29 03:14:20,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 03:14:20,009 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 72 [2021-08-29 03:14:20,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:20,011 INFO L225 Difference]: With dead ends: 445 [2021-08-29 03:14:20,011 INFO L226 Difference]: Without dead ends: 242 [2021-08-29 03:14:20,012 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.45ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:20,012 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 136 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 256 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 155.27ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.37ms SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 256 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 199.90ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:20,013 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [136 Valid, 0 Invalid, 297 Unknown, 0 Unchecked, 1.37ms Time], IncrementalHoareTripleChecker [41 Valid, 256 Invalid, 0 Unknown, 0 Unchecked, 199.90ms Time] [2021-08-29 03:14:20,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2021-08-29 03:14:20,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 242. [2021-08-29 03:14:20,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 241 states have (on average 1.6929460580912863) internal successors, (408), 241 states have internal predecessors, (408), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:20,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 408 transitions. [2021-08-29 03:14:20,024 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 408 transitions. Word has length 72 [2021-08-29 03:14:20,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:20,024 INFO L470 AbstractCegarLoop]: Abstraction has 242 states and 408 transitions. [2021-08-29 03:14:20,024 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:20,025 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 408 transitions. [2021-08-29 03:14:20,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-08-29 03:14:20,027 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:20,027 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 03:14:20,027 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-29 03:14:20,027 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:20,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:20,028 INFO L82 PathProgramCache]: Analyzing trace with hash 2076235292, now seen corresponding path program 1 times [2021-08-29 03:14:20,028 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:20,028 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440567032] [2021-08-29 03:14:20,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:20,028 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:20,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:20,072 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-08-29 03:14:20,072 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:20,073 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440567032] [2021-08-29 03:14:20,073 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1440567032] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 03:14:20,073 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 03:14:20,073 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 03:14:20,073 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749950753] [2021-08-29 03:14:20,074 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 03:14:20,074 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:20,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 03:14:20,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:20,074 INFO L87 Difference]: Start difference. First operand 242 states and 408 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:20,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:20,242 INFO L93 Difference]: Finished difference Result 493 states and 832 transitions. [2021-08-29 03:14:20,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 03:14:20,243 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2021-08-29 03:14:20,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:20,244 INFO L225 Difference]: With dead ends: 493 [2021-08-29 03:14:20,244 INFO L226 Difference]: Without dead ends: 259 [2021-08-29 03:14:20,245 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.40ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:20,246 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 158 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 232 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 119.71ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.94ms SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 232 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 155.59ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:20,246 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [158 Valid, 0 Invalid, 261 Unknown, 0 Unchecked, 0.94ms Time], IncrementalHoareTripleChecker [29 Valid, 232 Invalid, 0 Unknown, 0 Unchecked, 155.59ms Time] [2021-08-29 03:14:20,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2021-08-29 03:14:20,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 257. [2021-08-29 03:14:20,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 257 states, 256 states have (on average 1.68359375) internal successors, (431), 256 states have internal predecessors, (431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:20,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 431 transitions. [2021-08-29 03:14:20,266 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 431 transitions. Word has length 84 [2021-08-29 03:14:20,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:20,266 INFO L470 AbstractCegarLoop]: Abstraction has 257 states and 431 transitions. [2021-08-29 03:14:20,267 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:20,267 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 431 transitions. [2021-08-29 03:14:20,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-08-29 03:14:20,268 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:20,268 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 03:14:20,268 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-29 03:14:20,268 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:20,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:20,269 INFO L82 PathProgramCache]: Analyzing trace with hash -1320798359, now seen corresponding path program 1 times [2021-08-29 03:14:20,269 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:20,269 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [9279700] [2021-08-29 03:14:20,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:20,269 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:20,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:20,365 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 03:14:20,365 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:20,365 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [9279700] [2021-08-29 03:14:20,365 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [9279700] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 03:14:20,366 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 03:14:20,366 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 03:14:20,366 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878321743] [2021-08-29 03:14:20,366 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 03:14:20,366 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:20,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 03:14:20,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:20,367 INFO L87 Difference]: Start difference. First operand 257 states and 431 transitions. Second operand has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:20,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:20,628 INFO L93 Difference]: Finished difference Result 552 states and 931 transitions. [2021-08-29 03:14:20,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 03:14:20,629 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2021-08-29 03:14:20,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:20,630 INFO L225 Difference]: With dead ends: 552 [2021-08-29 03:14:20,630 INFO L226 Difference]: Without dead ends: 303 [2021-08-29 03:14:20,631 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.27ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:20,632 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 133 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 252 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 183.14ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 305 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.02ms SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 252 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 249.34ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:20,632 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [133 Valid, 0 Invalid, 305 Unknown, 0 Unchecked, 1.02ms Time], IncrementalHoareTripleChecker [53 Valid, 252 Invalid, 0 Unknown, 0 Unchecked, 249.34ms Time] [2021-08-29 03:14:20,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2021-08-29 03:14:20,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 299. [2021-08-29 03:14:20,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 299 states, 298 states have (on average 1.6946308724832215) internal successors, (505), 298 states have internal predecessors, (505), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:20,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 505 transitions. [2021-08-29 03:14:20,653 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 505 transitions. Word has length 84 [2021-08-29 03:14:20,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:20,654 INFO L470 AbstractCegarLoop]: Abstraction has 299 states and 505 transitions. [2021-08-29 03:14:20,654 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:20,654 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 505 transitions. [2021-08-29 03:14:20,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-08-29 03:14:20,656 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:20,656 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 03:14:20,656 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-29 03:14:20,656 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:20,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:20,657 INFO L82 PathProgramCache]: Analyzing trace with hash 858126211, now seen corresponding path program 1 times [2021-08-29 03:14:20,657 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:20,657 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [451020847] [2021-08-29 03:14:20,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:20,657 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:20,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:20,698 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-08-29 03:14:20,698 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:20,698 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [451020847] [2021-08-29 03:14:20,699 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [451020847] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 03:14:20,699 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 03:14:20,699 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 03:14:20,699 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142999300] [2021-08-29 03:14:20,699 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 03:14:20,700 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:20,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 03:14:20,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:20,700 INFO L87 Difference]: Start difference. First operand 299 states and 505 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:20,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:20,890 INFO L93 Difference]: Finished difference Result 592 states and 1000 transitions. [2021-08-29 03:14:20,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 03:14:20,890 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2021-08-29 03:14:20,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:20,891 INFO L225 Difference]: With dead ends: 592 [2021-08-29 03:14:20,892 INFO L226 Difference]: Without dead ends: 301 [2021-08-29 03:14:20,892 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.20ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:20,893 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 157 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 220 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 125.22ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 251 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.68ms SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 220 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 179.29ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:20,893 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [157 Valid, 0 Invalid, 251 Unknown, 0 Unchecked, 0.68ms Time], IncrementalHoareTripleChecker [31 Valid, 220 Invalid, 0 Unknown, 0 Unchecked, 179.29ms Time] [2021-08-29 03:14:20,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states. [2021-08-29 03:14:20,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 299. [2021-08-29 03:14:20,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 299 states, 298 states have (on average 1.6812080536912752) internal successors, (501), 298 states have internal predecessors, (501), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:20,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 501 transitions. [2021-08-29 03:14:20,900 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 501 transitions. Word has length 85 [2021-08-29 03:14:20,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:20,900 INFO L470 AbstractCegarLoop]: Abstraction has 299 states and 501 transitions. [2021-08-29 03:14:20,901 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:20,901 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 501 transitions. [2021-08-29 03:14:20,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-08-29 03:14:20,902 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:20,902 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 03:14:20,902 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-29 03:14:20,902 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:20,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:20,903 INFO L82 PathProgramCache]: Analyzing trace with hash -274811797, now seen corresponding path program 1 times [2021-08-29 03:14:20,903 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:20,903 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069804226] [2021-08-29 03:14:20,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:20,903 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:20,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:20,927 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 03:14:20,927 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:20,928 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1069804226] [2021-08-29 03:14:20,928 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1069804226] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 03:14:20,928 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 03:14:20,928 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 03:14:20,928 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814922122] [2021-08-29 03:14:20,929 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 03:14:20,929 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:20,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 03:14:20,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:20,929 INFO L87 Difference]: Start difference. First operand 299 states and 501 transitions. Second operand has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:21,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:21,116 INFO L93 Difference]: Finished difference Result 594 states and 995 transitions. [2021-08-29 03:14:21,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 03:14:21,117 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2021-08-29 03:14:21,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:21,118 INFO L225 Difference]: With dead ends: 594 [2021-08-29 03:14:21,118 INFO L226 Difference]: Without dead ends: 301 [2021-08-29 03:14:21,119 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.26ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:21,119 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 130 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 249 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 135.76ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 305 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.77ms SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 249 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 175.59ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:21,119 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [130 Valid, 0 Invalid, 305 Unknown, 0 Unchecked, 0.77ms Time], IncrementalHoareTripleChecker [56 Valid, 249 Invalid, 0 Unknown, 0 Unchecked, 175.59ms Time] [2021-08-29 03:14:21,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states. [2021-08-29 03:14:21,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 297. [2021-08-29 03:14:21,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 297 states, 296 states have (on average 1.6756756756756757) internal successors, (496), 296 states have internal predecessors, (496), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:21,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 297 states and 496 transitions. [2021-08-29 03:14:21,126 INFO L78 Accepts]: Start accepts. Automaton has 297 states and 496 transitions. Word has length 85 [2021-08-29 03:14:21,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:21,126 INFO L470 AbstractCegarLoop]: Abstraction has 297 states and 496 transitions. [2021-08-29 03:14:21,127 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:21,127 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 496 transitions. [2021-08-29 03:14:21,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-08-29 03:14:21,128 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:21,128 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 03:14:21,128 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-29 03:14:21,128 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:21,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:21,129 INFO L82 PathProgramCache]: Analyzing trace with hash 1018959428, now seen corresponding path program 1 times [2021-08-29 03:14:21,129 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:21,129 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [394218010] [2021-08-29 03:14:21,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:21,129 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:21,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:21,162 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-08-29 03:14:21,162 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:21,162 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [394218010] [2021-08-29 03:14:21,163 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [394218010] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 03:14:21,163 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 03:14:21,163 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 03:14:21,163 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658678725] [2021-08-29 03:14:21,163 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 03:14:21,164 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:21,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 03:14:21,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:21,164 INFO L87 Difference]: Start difference. First operand 297 states and 496 transitions. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:21,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:21,336 INFO L93 Difference]: Finished difference Result 595 states and 992 transitions. [2021-08-29 03:14:21,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 03:14:21,337 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 97 [2021-08-29 03:14:21,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:21,338 INFO L225 Difference]: With dead ends: 595 [2021-08-29 03:14:21,338 INFO L226 Difference]: Without dead ends: 306 [2021-08-29 03:14:21,339 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.34ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:21,340 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 162 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 224 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 124.05ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 250 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.74ms SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 160.20ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:21,340 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [162 Valid, 0 Invalid, 250 Unknown, 0 Unchecked, 0.74ms Time], IncrementalHoareTripleChecker [26 Valid, 224 Invalid, 0 Unknown, 0 Unchecked, 160.20ms Time] [2021-08-29 03:14:21,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2021-08-29 03:14:21,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 306. [2021-08-29 03:14:21,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 306 states, 305 states have (on average 1.6459016393442623) internal successors, (502), 305 states have internal predecessors, (502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:21,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 502 transitions. [2021-08-29 03:14:21,348 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 502 transitions. Word has length 97 [2021-08-29 03:14:21,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:21,348 INFO L470 AbstractCegarLoop]: Abstraction has 306 states and 502 transitions. [2021-08-29 03:14:21,348 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:21,349 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 502 transitions. [2021-08-29 03:14:21,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-08-29 03:14:21,349 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:21,350 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 03:14:21,350 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-29 03:14:21,350 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:21,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:21,350 INFO L82 PathProgramCache]: Analyzing trace with hash 1695142111, now seen corresponding path program 1 times [2021-08-29 03:14:21,351 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:21,351 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [45256569] [2021-08-29 03:14:21,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:21,351 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:21,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:21,371 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-08-29 03:14:21,371 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:21,371 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [45256569] [2021-08-29 03:14:21,371 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [45256569] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 03:14:21,372 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 03:14:21,372 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 03:14:21,372 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920886270] [2021-08-29 03:14:21,372 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 03:14:21,372 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:21,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 03:14:21,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:21,373 INFO L87 Difference]: Start difference. First operand 306 states and 502 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:21,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:21,542 INFO L93 Difference]: Finished difference Result 635 states and 1045 transitions. [2021-08-29 03:14:21,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 03:14:21,543 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2021-08-29 03:14:21,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:21,544 INFO L225 Difference]: With dead ends: 635 [2021-08-29 03:14:21,544 INFO L226 Difference]: Without dead ends: 337 [2021-08-29 03:14:21,544 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.27ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:21,545 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 141 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 237 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 122.89ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 278 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.64ms SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 237 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 158.71ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:21,545 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [141 Valid, 0 Invalid, 278 Unknown, 0 Unchecked, 0.64ms Time], IncrementalHoareTripleChecker [41 Valid, 237 Invalid, 0 Unknown, 0 Unchecked, 158.71ms Time] [2021-08-29 03:14:21,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2021-08-29 03:14:21,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 335. [2021-08-29 03:14:21,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 335 states, 334 states have (on average 1.6437125748502994) internal successors, (549), 334 states have internal predecessors, (549), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:21,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 549 transitions. [2021-08-29 03:14:21,552 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 549 transitions. Word has length 98 [2021-08-29 03:14:21,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:21,552 INFO L470 AbstractCegarLoop]: Abstraction has 335 states and 549 transitions. [2021-08-29 03:14:21,552 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:21,552 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 549 transitions. [2021-08-29 03:14:21,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-08-29 03:14:21,553 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:21,553 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 03:14:21,553 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-29 03:14:21,554 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:21,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:21,554 INFO L82 PathProgramCache]: Analyzing trace with hash -618764698, now seen corresponding path program 1 times [2021-08-29 03:14:21,554 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:21,554 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1668446020] [2021-08-29 03:14:21,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:21,555 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:21,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:21,574 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-08-29 03:14:21,574 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:21,575 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1668446020] [2021-08-29 03:14:21,575 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1668446020] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 03:14:21,575 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 03:14:21,575 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 03:14:21,575 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816074578] [2021-08-29 03:14:21,575 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 03:14:21,576 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:21,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 03:14:21,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:21,576 INFO L87 Difference]: Start difference. First operand 335 states and 549 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:21,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:21,752 INFO L93 Difference]: Finished difference Result 664 states and 1088 transitions. [2021-08-29 03:14:21,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 03:14:21,752 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 99 [2021-08-29 03:14:21,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:21,753 INFO L225 Difference]: With dead ends: 664 [2021-08-29 03:14:21,753 INFO L226 Difference]: Without dead ends: 337 [2021-08-29 03:14:21,754 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.31ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:21,754 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 140 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 235 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 129.26ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 280 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.64ms SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 165.23ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:21,755 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [140 Valid, 0 Invalid, 280 Unknown, 0 Unchecked, 0.64ms Time], IncrementalHoareTripleChecker [45 Valid, 235 Invalid, 0 Unknown, 0 Unchecked, 165.23ms Time] [2021-08-29 03:14:21,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2021-08-29 03:14:21,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 335. [2021-08-29 03:14:21,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 335 states, 334 states have (on average 1.6317365269461077) internal successors, (545), 334 states have internal predecessors, (545), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:21,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 545 transitions. [2021-08-29 03:14:21,762 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 545 transitions. Word has length 99 [2021-08-29 03:14:21,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:21,762 INFO L470 AbstractCegarLoop]: Abstraction has 335 states and 545 transitions. [2021-08-29 03:14:21,763 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:21,763 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 545 transitions. [2021-08-29 03:14:21,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-08-29 03:14:21,764 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:21,764 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 03:14:21,764 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-29 03:14:21,764 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:21,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:21,765 INFO L82 PathProgramCache]: Analyzing trace with hash 1470499215, now seen corresponding path program 1 times [2021-08-29 03:14:21,765 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:21,765 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217911530] [2021-08-29 03:14:21,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:21,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:21,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:21,802 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-08-29 03:14:21,803 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:21,803 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217911530] [2021-08-29 03:14:21,803 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217911530] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 03:14:21,803 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 03:14:21,803 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 03:14:21,803 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900987111] [2021-08-29 03:14:21,804 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 03:14:21,804 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:21,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 03:14:21,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:21,804 INFO L87 Difference]: Start difference. First operand 335 states and 545 transitions. Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:21,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:21,979 INFO L93 Difference]: Finished difference Result 697 states and 1138 transitions. [2021-08-29 03:14:21,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 03:14:21,979 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2021-08-29 03:14:21,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:21,981 INFO L225 Difference]: With dead ends: 697 [2021-08-29 03:14:21,981 INFO L226 Difference]: Without dead ends: 370 [2021-08-29 03:14:21,983 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.31ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:21,983 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 143 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 241 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 125.03ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 285 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.68ms SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 241 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 162.02ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:21,984 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [143 Valid, 0 Invalid, 285 Unknown, 0 Unchecked, 0.68ms Time], IncrementalHoareTripleChecker [44 Valid, 241 Invalid, 0 Unknown, 0 Unchecked, 162.02ms Time] [2021-08-29 03:14:21,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2021-08-29 03:14:21,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 362. [2021-08-29 03:14:21,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 362 states, 361 states have (on average 1.626038781163435) internal successors, (587), 361 states have internal predecessors, (587), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:21,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 587 transitions. [2021-08-29 03:14:21,992 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 587 transitions. Word has length 100 [2021-08-29 03:14:21,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:21,993 INFO L470 AbstractCegarLoop]: Abstraction has 362 states and 587 transitions. [2021-08-29 03:14:21,993 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:21,993 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 587 transitions. [2021-08-29 03:14:21,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-08-29 03:14:21,994 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:21,994 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 03:14:21,994 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-08-29 03:14:21,994 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:21,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:21,995 INFO L82 PathProgramCache]: Analyzing trace with hash 863697078, now seen corresponding path program 1 times [2021-08-29 03:14:21,995 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:21,996 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997758411] [2021-08-29 03:14:21,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:21,996 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:22,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:22,017 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-08-29 03:14:22,018 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:22,025 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [997758411] [2021-08-29 03:14:22,025 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [997758411] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 03:14:22,026 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 03:14:22,026 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 03:14:22,027 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991364436] [2021-08-29 03:14:22,027 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 03:14:22,027 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:22,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 03:14:22,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:22,028 INFO L87 Difference]: Start difference. First operand 362 states and 587 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:22,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:22,203 INFO L93 Difference]: Finished difference Result 724 states and 1175 transitions. [2021-08-29 03:14:22,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 03:14:22,203 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 [2021-08-29 03:14:22,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:22,204 INFO L225 Difference]: With dead ends: 724 [2021-08-29 03:14:22,204 INFO L226 Difference]: Without dead ends: 370 [2021-08-29 03:14:22,205 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.29ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:22,206 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 142 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 241 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 125.37ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 287 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.26ms SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 241 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 162.49ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:22,206 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [142 Valid, 0 Invalid, 287 Unknown, 0 Unchecked, 1.26ms Time], IncrementalHoareTripleChecker [46 Valid, 241 Invalid, 0 Unknown, 0 Unchecked, 162.49ms Time] [2021-08-29 03:14:22,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2021-08-29 03:14:22,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 362. [2021-08-29 03:14:22,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 362 states, 361 states have (on average 1.6121883656509695) internal successors, (582), 361 states have internal predecessors, (582), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:22,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 582 transitions. [2021-08-29 03:14:22,214 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 582 transitions. Word has length 101 [2021-08-29 03:14:22,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:22,214 INFO L470 AbstractCegarLoop]: Abstraction has 362 states and 582 transitions. [2021-08-29 03:14:22,215 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) [2021-08-29 03:14:22,215 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 582 transitions. [2021-08-29 03:14:22,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-08-29 03:14:22,216 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:22,216 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 03:14:22,216 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-08-29 03:14:22,216 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:22,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:22,217 INFO L82 PathProgramCache]: Analyzing trace with hash 227220919, now seen corresponding path program 1 times [2021-08-29 03:14:22,217 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:22,217 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927119846] [2021-08-29 03:14:22,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:22,217 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:22,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:22,240 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-08-29 03:14:22,240 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:22,240 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927119846] [2021-08-29 03:14:22,240 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1927119846] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 03:14:22,241 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 03:14:22,241 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 03:14:22,241 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647453588] [2021-08-29 03:14:22,241 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 03:14:22,241 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:22,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 03:14:22,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:22,242 INFO L87 Difference]: Start difference. First operand 362 states and 582 transitions. Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:22,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:22,405 INFO L93 Difference]: Finished difference Result 741 states and 1193 transitions. [2021-08-29 03:14:22,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 03:14:22,406 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 105 [2021-08-29 03:14:22,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:22,407 INFO L225 Difference]: With dead ends: 741 [2021-08-29 03:14:22,407 INFO L226 Difference]: Without dead ends: 387 [2021-08-29 03:14:22,408 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.27ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:22,408 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 149 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 230 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 116.89ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.61ms SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 230 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 151.31ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:22,409 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [149 Valid, 0 Invalid, 266 Unknown, 0 Unchecked, 0.61ms Time], IncrementalHoareTripleChecker [36 Valid, 230 Invalid, 0 Unknown, 0 Unchecked, 151.31ms Time] [2021-08-29 03:14:22,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2021-08-29 03:14:22,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 383. [2021-08-29 03:14:22,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 383 states, 382 states have (on average 1.5994764397905759) internal successors, (611), 382 states have internal predecessors, (611), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:22,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 611 transitions. [2021-08-29 03:14:22,417 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 611 transitions. Word has length 105 [2021-08-29 03:14:22,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:22,418 INFO L470 AbstractCegarLoop]: Abstraction has 383 states and 611 transitions. [2021-08-29 03:14:22,418 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) [2021-08-29 03:14:22,418 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 611 transitions. [2021-08-29 03:14:22,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-08-29 03:14:22,419 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:22,419 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 03:14:22,419 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-08-29 03:14:22,419 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:22,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:22,420 INFO L82 PathProgramCache]: Analyzing trace with hash -1469868848, now seen corresponding path program 1 times [2021-08-29 03:14:22,420 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:22,420 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444116065] [2021-08-29 03:14:22,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:22,420 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:22,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:22,453 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-08-29 03:14:22,453 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:22,453 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444116065] [2021-08-29 03:14:22,453 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [444116065] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 03:14:22,453 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 03:14:22,454 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 03:14:22,454 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077853175] [2021-08-29 03:14:22,454 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 03:14:22,454 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:22,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 03:14:22,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:22,455 INFO L87 Difference]: Start difference. First operand 383 states and 611 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:22,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:22,621 INFO L93 Difference]: Finished difference Result 762 states and 1216 transitions. [2021-08-29 03:14:22,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 03:14:22,621 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2021-08-29 03:14:22,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:22,623 INFO L225 Difference]: With dead ends: 762 [2021-08-29 03:14:22,623 INFO L226 Difference]: Without dead ends: 387 [2021-08-29 03:14:22,624 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.70ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:22,624 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 148 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 230 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 118.15ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 268 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.66ms SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 230 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 152.98ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:22,624 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [148 Valid, 0 Invalid, 268 Unknown, 0 Unchecked, 0.66ms Time], IncrementalHoareTripleChecker [38 Valid, 230 Invalid, 0 Unknown, 0 Unchecked, 152.98ms Time] [2021-08-29 03:14:22,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2021-08-29 03:14:22,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 383. [2021-08-29 03:14:22,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 383 states, 382 states have (on average 1.5837696335078535) internal successors, (605), 382 states have internal predecessors, (605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:22,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 605 transitions. [2021-08-29 03:14:22,633 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 605 transitions. Word has length 106 [2021-08-29 03:14:22,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:22,633 INFO L470 AbstractCegarLoop]: Abstraction has 383 states and 605 transitions. [2021-08-29 03:14:22,633 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:22,634 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 605 transitions. [2021-08-29 03:14:22,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-08-29 03:14:22,635 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:22,635 INFO L513 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] [2021-08-29 03:14:22,635 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-08-29 03:14:22,635 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:22,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:22,635 INFO L82 PathProgramCache]: Analyzing trace with hash -1361423817, now seen corresponding path program 1 times [2021-08-29 03:14:22,636 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:22,636 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837189931] [2021-08-29 03:14:22,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:22,636 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:22,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:22,666 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-08-29 03:14:22,666 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:22,667 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1837189931] [2021-08-29 03:14:22,667 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1837189931] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 03:14:22,667 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 03:14:22,667 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 03:14:22,668 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996217149] [2021-08-29 03:14:22,668 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 03:14:22,668 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:22,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 03:14:22,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:22,669 INFO L87 Difference]: Start difference. First operand 383 states and 605 transitions. Second operand has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:22,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:22,916 INFO L93 Difference]: Finished difference Result 758 states and 1198 transitions. [2021-08-29 03:14:22,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 03:14:22,917 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 [2021-08-29 03:14:22,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:22,919 INFO L225 Difference]: With dead ends: 758 [2021-08-29 03:14:22,919 INFO L226 Difference]: Without dead ends: 756 [2021-08-29 03:14:22,919 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.37ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:22,920 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 148 mSDsluCounter, 175 mSDsCounter, 0 mSdLazyCounter, 382 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 175.87ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 387 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.84ms SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 382 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 227.94ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:22,920 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [148 Valid, 0 Invalid, 387 Unknown, 0 Unchecked, 0.84ms Time], IncrementalHoareTripleChecker [5 Valid, 382 Invalid, 0 Unknown, 0 Unchecked, 227.94ms Time] [2021-08-29 03:14:22,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 756 states. [2021-08-29 03:14:22,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 756 to 756. [2021-08-29 03:14:22,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 756 states, 755 states have (on average 1.5841059602649006) internal successors, (1196), 755 states have internal predecessors, (1196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:22,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 756 states and 1196 transitions. [2021-08-29 03:14:22,951 INFO L78 Accepts]: Start accepts. Automaton has 756 states and 1196 transitions. Word has length 121 [2021-08-29 03:14:22,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:22,952 INFO L470 AbstractCegarLoop]: Abstraction has 756 states and 1196 transitions. [2021-08-29 03:14:22,952 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) [2021-08-29 03:14:22,952 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1196 transitions. [2021-08-29 03:14:22,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-08-29 03:14:22,953 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:22,954 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 03:14:22,954 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-08-29 03:14:22,954 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:22,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:22,954 INFO L82 PathProgramCache]: Analyzing trace with hash -222925540, now seen corresponding path program 1 times [2021-08-29 03:14:22,954 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:22,955 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [560536313] [2021-08-29 03:14:22,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:22,955 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:22,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:22,986 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-08-29 03:14:22,986 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:22,986 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [560536313] [2021-08-29 03:14:22,988 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [560536313] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 03:14:22,988 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 03:14:22,988 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 03:14:22,988 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679002510] [2021-08-29 03:14:22,988 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 03:14:22,989 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:22,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 03:14:22,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:22,989 INFO L87 Difference]: Start difference. First operand 756 states and 1196 transitions. Second operand has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:23,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:23,179 INFO L93 Difference]: Finished difference Result 1588 states and 2516 transitions. [2021-08-29 03:14:23,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 03:14:23,180 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-08-29 03:14:23,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:23,182 INFO L225 Difference]: With dead ends: 1588 [2021-08-29 03:14:23,182 INFO L226 Difference]: Without dead ends: 840 [2021-08-29 03:14:23,183 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.33ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:23,183 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 129 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 247 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 130.63ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.66ms SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 247 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 169.35ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:23,183 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [129 Valid, 0 Invalid, 300 Unknown, 0 Unchecked, 0.66ms Time], IncrementalHoareTripleChecker [53 Valid, 247 Invalid, 0 Unknown, 0 Unchecked, 169.35ms Time] [2021-08-29 03:14:23,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 840 states. [2021-08-29 03:14:23,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 840 to 832. [2021-08-29 03:14:23,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 832 states, 831 states have (on average 1.5812274368231047) internal successors, (1314), 831 states have internal predecessors, (1314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:23,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 832 states and 1314 transitions. [2021-08-29 03:14:23,204 INFO L78 Accepts]: Start accepts. Automaton has 832 states and 1314 transitions. Word has length 122 [2021-08-29 03:14:23,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:23,204 INFO L470 AbstractCegarLoop]: Abstraction has 832 states and 1314 transitions. [2021-08-29 03:14:23,204 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:23,204 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1314 transitions. [2021-08-29 03:14:23,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-08-29 03:14:23,206 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:23,206 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 03:14:23,206 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-08-29 03:14:23,206 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:23,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:23,207 INFO L82 PathProgramCache]: Analyzing trace with hash -1171251906, now seen corresponding path program 1 times [2021-08-29 03:14:23,207 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:23,207 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883114526] [2021-08-29 03:14:23,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:23,207 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:23,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:23,229 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-08-29 03:14:23,229 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:23,229 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883114526] [2021-08-29 03:14:23,229 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [883114526] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 03:14:23,229 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 03:14:23,229 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 03:14:23,229 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482675553] [2021-08-29 03:14:23,230 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 03:14:23,230 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:23,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 03:14:23,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:23,230 INFO L87 Difference]: Start difference. First operand 832 states and 1314 transitions. Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:23,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:23,433 INFO L93 Difference]: Finished difference Result 1664 states and 2628 transitions. [2021-08-29 03:14:23,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 03:14:23,433 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 123 [2021-08-29 03:14:23,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:23,436 INFO L225 Difference]: With dead ends: 1664 [2021-08-29 03:14:23,436 INFO L226 Difference]: Without dead ends: 836 [2021-08-29 03:14:23,437 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.27ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:23,438 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 128 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 247 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 130.28ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 302 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.65ms SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 247 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 180.16ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:23,438 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [128 Valid, 0 Invalid, 302 Unknown, 0 Unchecked, 0.65ms Time], IncrementalHoareTripleChecker [55 Valid, 247 Invalid, 0 Unknown, 0 Unchecked, 180.16ms Time] [2021-08-29 03:14:23,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 836 states. [2021-08-29 03:14:23,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 836 to 828. [2021-08-29 03:14:23,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 828 states, 827 states have (on average 1.5743651753325272) internal successors, (1302), 827 states have internal predecessors, (1302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:23,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 828 states and 1302 transitions. [2021-08-29 03:14:23,457 INFO L78 Accepts]: Start accepts. Automaton has 828 states and 1302 transitions. Word has length 123 [2021-08-29 03:14:23,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:23,459 INFO L470 AbstractCegarLoop]: Abstraction has 828 states and 1302 transitions. [2021-08-29 03:14:23,459 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:23,459 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1302 transitions. [2021-08-29 03:14:23,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-08-29 03:14:23,460 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:23,461 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2021-08-29 03:14:23,461 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-08-29 03:14:23,461 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:23,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:23,461 INFO L82 PathProgramCache]: Analyzing trace with hash -803901493, now seen corresponding path program 1 times [2021-08-29 03:14:23,461 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:23,462 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [568382474] [2021-08-29 03:14:23,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:23,462 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:23,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:23,482 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-08-29 03:14:23,482 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:23,482 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [568382474] [2021-08-29 03:14:23,482 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [568382474] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 03:14:23,482 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 03:14:23,482 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 03:14:23,483 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495054403] [2021-08-29 03:14:23,483 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 03:14:23,483 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:23,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 03:14:23,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:23,484 INFO L87 Difference]: Start difference. First operand 828 states and 1302 transitions. Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:23,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:23,671 INFO L93 Difference]: Finished difference Result 1724 states and 2712 transitions. [2021-08-29 03:14:23,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 03:14:23,671 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 0 states have call successors, (0), 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 155 [2021-08-29 03:14:23,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:23,674 INFO L225 Difference]: With dead ends: 1724 [2021-08-29 03:14:23,674 INFO L226 Difference]: Without dead ends: 904 [2021-08-29 03:14:23,675 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.25ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:23,675 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 131 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 242 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 126.33ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 292 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.64ms SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 242 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 163.73ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:23,675 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [131 Valid, 0 Invalid, 292 Unknown, 0 Unchecked, 0.64ms Time], IncrementalHoareTripleChecker [50 Valid, 242 Invalid, 0 Unknown, 0 Unchecked, 163.73ms Time] [2021-08-29 03:14:23,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 904 states. [2021-08-29 03:14:23,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 904 to 900. [2021-08-29 03:14:23,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 900 states, 899 states have (on average 1.568409343715239) internal successors, (1410), 899 states have internal predecessors, (1410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:23,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 900 states and 1410 transitions. [2021-08-29 03:14:23,707 INFO L78 Accepts]: Start accepts. Automaton has 900 states and 1410 transitions. Word has length 155 [2021-08-29 03:14:23,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:23,707 INFO L470 AbstractCegarLoop]: Abstraction has 900 states and 1410 transitions. [2021-08-29 03:14:23,708 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:23,708 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1410 transitions. [2021-08-29 03:14:23,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-08-29 03:14:23,709 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:23,710 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2021-08-29 03:14:23,710 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-08-29 03:14:23,710 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:23,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:23,710 INFO L82 PathProgramCache]: Analyzing trace with hash 1923711817, now seen corresponding path program 1 times [2021-08-29 03:14:23,710 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:23,711 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118126464] [2021-08-29 03:14:23,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:23,711 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:23,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:23,737 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2021-08-29 03:14:23,737 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:23,737 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118126464] [2021-08-29 03:14:23,738 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2118126464] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 03:14:23,738 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 03:14:23,738 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 03:14:23,738 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36764724] [2021-08-29 03:14:23,738 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 03:14:23,738 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:23,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 03:14:23,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:23,739 INFO L87 Difference]: Start difference. First operand 900 states and 1410 transitions. Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:23,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:23,926 INFO L93 Difference]: Finished difference Result 1796 states and 2812 transitions. [2021-08-29 03:14:23,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 03:14:23,926 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 0 states have call successors, (0), 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 156 [2021-08-29 03:14:23,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:23,928 INFO L225 Difference]: With dead ends: 1796 [2021-08-29 03:14:23,929 INFO L226 Difference]: Without dead ends: 900 [2021-08-29 03:14:23,929 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.27ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:23,930 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 130 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 242 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 126.79ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.64ms SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 242 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 164.39ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:23,930 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [130 Valid, 0 Invalid, 294 Unknown, 0 Unchecked, 0.64ms Time], IncrementalHoareTripleChecker [52 Valid, 242 Invalid, 0 Unknown, 0 Unchecked, 164.39ms Time] [2021-08-29 03:14:23,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 900 states. [2021-08-29 03:14:23,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 900 to 896. [2021-08-29 03:14:23,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 896 states, 895 states have (on average 1.559776536312849) internal successors, (1396), 895 states have internal predecessors, (1396), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:23,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 896 states and 1396 transitions. [2021-08-29 03:14:23,949 INFO L78 Accepts]: Start accepts. Automaton has 896 states and 1396 transitions. Word has length 156 [2021-08-29 03:14:23,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:23,949 INFO L470 AbstractCegarLoop]: Abstraction has 896 states and 1396 transitions. [2021-08-29 03:14:23,950 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:23,950 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1396 transitions. [2021-08-29 03:14:23,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-08-29 03:14:23,951 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:23,952 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 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] [2021-08-29 03:14:23,952 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-08-29 03:14:23,952 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:23,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:23,952 INFO L82 PathProgramCache]: Analyzing trace with hash -2027249663, now seen corresponding path program 1 times [2021-08-29 03:14:23,952 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:23,953 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1100848142] [2021-08-29 03:14:23,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:23,953 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:23,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:23,985 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2021-08-29 03:14:23,985 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:23,985 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1100848142] [2021-08-29 03:14:23,985 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1100848142] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 03:14:23,985 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 03:14:23,985 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 03:14:23,985 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106812296] [2021-08-29 03:14:23,986 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 03:14:23,986 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:23,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 03:14:23,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:23,987 INFO L87 Difference]: Start difference. First operand 896 states and 1396 transitions. Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:24,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:24,170 INFO L93 Difference]: Finished difference Result 1856 states and 2892 transitions. [2021-08-29 03:14:24,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 03:14:24,171 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 0 states have call successors, (0), 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 186 [2021-08-29 03:14:24,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:24,174 INFO L225 Difference]: With dead ends: 1856 [2021-08-29 03:14:24,174 INFO L226 Difference]: Without dead ends: 968 [2021-08-29 03:14:24,175 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 13.91ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:24,175 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 133 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 240 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 124.34ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.62ms SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 161.13ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:24,176 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [133 Valid, 0 Invalid, 288 Unknown, 0 Unchecked, 0.62ms Time], IncrementalHoareTripleChecker [48 Valid, 240 Invalid, 0 Unknown, 0 Unchecked, 161.13ms Time] [2021-08-29 03:14:24,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 968 states. [2021-08-29 03:14:24,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 968 to 964. [2021-08-29 03:14:24,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 964 states, 963 states have (on average 1.5514018691588785) internal successors, (1494), 963 states have internal predecessors, (1494), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:24,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 964 states and 1494 transitions. [2021-08-29 03:14:24,199 INFO L78 Accepts]: Start accepts. Automaton has 964 states and 1494 transitions. Word has length 186 [2021-08-29 03:14:24,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:24,199 INFO L470 AbstractCegarLoop]: Abstraction has 964 states and 1494 transitions. [2021-08-29 03:14:24,200 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:24,200 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1494 transitions. [2021-08-29 03:14:24,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-08-29 03:14:24,202 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:24,202 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 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] [2021-08-29 03:14:24,202 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-08-29 03:14:24,202 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:24,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:24,203 INFO L82 PathProgramCache]: Analyzing trace with hash -441429661, now seen corresponding path program 1 times [2021-08-29 03:14:24,203 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:24,203 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046429081] [2021-08-29 03:14:24,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:24,203 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:24,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:24,223 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2021-08-29 03:14:24,223 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:24,223 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046429081] [2021-08-29 03:14:24,223 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046429081] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 03:14:24,224 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 03:14:24,224 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 03:14:24,224 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [753822353] [2021-08-29 03:14:24,224 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 03:14:24,224 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:24,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 03:14:24,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:24,225 INFO L87 Difference]: Start difference. First operand 964 states and 1494 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:24,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:24,429 INFO L93 Difference]: Finished difference Result 1924 states and 2980 transitions. [2021-08-29 03:14:24,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 03:14:24,429 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 0 states have call successors, (0), 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 187 [2021-08-29 03:14:24,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:24,432 INFO L225 Difference]: With dead ends: 1924 [2021-08-29 03:14:24,432 INFO L226 Difference]: Without dead ends: 964 [2021-08-29 03:14:24,433 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.27ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:24,433 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 132 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 240 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 130.04ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.68ms SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 168.88ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:24,433 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [132 Valid, 0 Invalid, 290 Unknown, 0 Unchecked, 0.68ms Time], IncrementalHoareTripleChecker [50 Valid, 240 Invalid, 0 Unknown, 0 Unchecked, 168.88ms Time] [2021-08-29 03:14:24,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 964 states. [2021-08-29 03:14:24,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 964 to 960. [2021-08-29 03:14:24,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 960 states, 959 states have (on average 1.5411887382690301) internal successors, (1478), 959 states have internal predecessors, (1478), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:24,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 960 states and 1478 transitions. [2021-08-29 03:14:24,459 INFO L78 Accepts]: Start accepts. Automaton has 960 states and 1478 transitions. Word has length 187 [2021-08-29 03:14:24,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:24,459 INFO L470 AbstractCegarLoop]: Abstraction has 960 states and 1478 transitions. [2021-08-29 03:14:24,460 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:24,460 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1478 transitions. [2021-08-29 03:14:24,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2021-08-29 03:14:24,462 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:24,462 INFO L513 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 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] [2021-08-29 03:14:24,462 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-08-29 03:14:24,462 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:24,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:24,463 INFO L82 PathProgramCache]: Analyzing trace with hash 687937557, now seen corresponding path program 1 times [2021-08-29 03:14:24,463 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:24,463 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969793] [2021-08-29 03:14:24,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:24,463 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:24,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:24,490 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2021-08-29 03:14:24,490 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:24,490 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [969793] [2021-08-29 03:14:24,490 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [969793] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 03:14:24,490 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 03:14:24,490 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 03:14:24,491 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724389695] [2021-08-29 03:14:24,491 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 03:14:24,491 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:24,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 03:14:24,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:24,492 INFO L87 Difference]: Start difference. First operand 960 states and 1478 transitions. Second operand has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:24,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:24,670 INFO L93 Difference]: Finished difference Result 1988 states and 3068 transitions. [2021-08-29 03:14:24,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 03:14:24,671 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 0 states have call successors, (0), 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 204 [2021-08-29 03:14:24,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:24,673 INFO L225 Difference]: With dead ends: 1988 [2021-08-29 03:14:24,674 INFO L226 Difference]: Without dead ends: 1036 [2021-08-29 03:14:24,674 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.26ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:24,675 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 144 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 250 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 122.18ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 289 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.62ms SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 250 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 158.00ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:24,675 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [144 Valid, 0 Invalid, 289 Unknown, 0 Unchecked, 0.62ms Time], IncrementalHoareTripleChecker [39 Valid, 250 Invalid, 0 Unknown, 0 Unchecked, 158.00ms Time] [2021-08-29 03:14:24,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1036 states. [2021-08-29 03:14:24,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1036 to 1010. [2021-08-29 03:14:24,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1010 states, 1009 states have (on average 1.5282457879088207) internal successors, (1542), 1009 states have internal predecessors, (1542), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:24,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 1010 states and 1542 transitions. [2021-08-29 03:14:24,696 INFO L78 Accepts]: Start accepts. Automaton has 1010 states and 1542 transitions. Word has length 204 [2021-08-29 03:14:24,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:24,696 INFO L470 AbstractCegarLoop]: Abstraction has 1010 states and 1542 transitions. [2021-08-29 03:14:24,697 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:24,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 1542 transitions. [2021-08-29 03:14:24,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-08-29 03:14:24,699 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:24,699 INFO L513 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 4, 4, 3, 3, 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] [2021-08-29 03:14:24,699 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-08-29 03:14:24,699 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:24,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:24,699 INFO L82 PathProgramCache]: Analyzing trace with hash 1592017820, now seen corresponding path program 1 times [2021-08-29 03:14:24,700 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:24,700 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1659831391] [2021-08-29 03:14:24,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:24,700 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:24,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:24,741 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2021-08-29 03:14:24,742 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:24,742 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1659831391] [2021-08-29 03:14:24,742 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1659831391] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 03:14:24,742 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 03:14:24,742 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 03:14:24,743 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831450306] [2021-08-29 03:14:24,743 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 03:14:24,743 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:24,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 03:14:24,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:24,744 INFO L87 Difference]: Start difference. First operand 1010 states and 1542 transitions. Second operand has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:24,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:24,925 INFO L93 Difference]: Finished difference Result 2038 states and 3114 transitions. [2021-08-29 03:14:24,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 03:14:24,925 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 0 states have call successors, (0), 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 205 [2021-08-29 03:14:24,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:24,928 INFO L225 Difference]: With dead ends: 2038 [2021-08-29 03:14:24,928 INFO L226 Difference]: Without dead ends: 1036 [2021-08-29 03:14:24,929 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.56ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:24,929 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 143 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 250 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 125.82ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.63ms SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 250 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 162.79ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:24,929 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [143 Valid, 0 Invalid, 291 Unknown, 0 Unchecked, 0.63ms Time], IncrementalHoareTripleChecker [41 Valid, 250 Invalid, 0 Unknown, 0 Unchecked, 162.79ms Time] [2021-08-29 03:14:24,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1036 states. [2021-08-29 03:14:24,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1036 to 1010. [2021-08-29 03:14:24,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1010 states, 1009 states have (on average 1.510406342913776) internal successors, (1524), 1009 states have internal predecessors, (1524), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:24,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 1010 states and 1524 transitions. [2021-08-29 03:14:24,948 INFO L78 Accepts]: Start accepts. Automaton has 1010 states and 1524 transitions. Word has length 205 [2021-08-29 03:14:24,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:24,948 INFO L470 AbstractCegarLoop]: Abstraction has 1010 states and 1524 transitions. [2021-08-29 03:14:24,948 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:24,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 1524 transitions. [2021-08-29 03:14:24,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2021-08-29 03:14:24,950 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:24,950 INFO L513 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 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] [2021-08-29 03:14:24,951 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-08-29 03:14:24,951 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:24,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:24,951 INFO L82 PathProgramCache]: Analyzing trace with hash 77251339, now seen corresponding path program 1 times [2021-08-29 03:14:24,951 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:24,951 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127018380] [2021-08-29 03:14:24,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:24,952 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:24,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:24,977 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 310 trivial. 0 not checked. [2021-08-29 03:14:24,977 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:24,978 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127018380] [2021-08-29 03:14:24,978 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2127018380] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 03:14:24,978 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 03:14:24,978 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 03:14:24,978 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135666037] [2021-08-29 03:14:24,979 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 03:14:24,979 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:24,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 03:14:24,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:24,979 INFO L87 Difference]: Start difference. First operand 1010 states and 1524 transitions. Second operand has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:25,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:25,155 INFO L93 Difference]: Finished difference Result 2020 states and 3046 transitions. [2021-08-29 03:14:25,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 03:14:25,156 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 0 states have call successors, (0), 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 217 [2021-08-29 03:14:25,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:25,158 INFO L225 Difference]: With dead ends: 2020 [2021-08-29 03:14:25,158 INFO L226 Difference]: Without dead ends: 1018 [2021-08-29 03:14:25,159 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.23ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:25,160 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 134 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 239 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 123.24ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 287 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.61ms SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 239 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 159.54ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:25,160 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [134 Valid, 0 Invalid, 287 Unknown, 0 Unchecked, 0.61ms Time], IncrementalHoareTripleChecker [48 Valid, 239 Invalid, 0 Unknown, 0 Unchecked, 159.54ms Time] [2021-08-29 03:14:25,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1018 states. [2021-08-29 03:14:25,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1018 to 1010. [2021-08-29 03:14:25,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1010 states, 1009 states have (on average 1.4985133795837462) internal successors, (1512), 1009 states have internal predecessors, (1512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:25,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 1010 states and 1512 transitions. [2021-08-29 03:14:25,193 INFO L78 Accepts]: Start accepts. Automaton has 1010 states and 1512 transitions. Word has length 217 [2021-08-29 03:14:25,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:25,193 INFO L470 AbstractCegarLoop]: Abstraction has 1010 states and 1512 transitions. [2021-08-29 03:14:25,194 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:25,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 1512 transitions. [2021-08-29 03:14:25,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2021-08-29 03:14:25,196 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:25,196 INFO L513 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 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] [2021-08-29 03:14:25,196 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-08-29 03:14:25,196 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:25,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:25,197 INFO L82 PathProgramCache]: Analyzing trace with hash -1170488119, now seen corresponding path program 1 times [2021-08-29 03:14:25,197 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:25,197 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241340116] [2021-08-29 03:14:25,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:25,197 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:25,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:25,222 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 310 trivial. 0 not checked. [2021-08-29 03:14:25,222 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:25,222 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [241340116] [2021-08-29 03:14:25,222 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [241340116] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 03:14:25,222 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 03:14:25,222 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 03:14:25,222 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382711818] [2021-08-29 03:14:25,223 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 03:14:25,223 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:25,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 03:14:25,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:25,224 INFO L87 Difference]: Start difference. First operand 1010 states and 1512 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:25,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:25,397 INFO L93 Difference]: Finished difference Result 2020 states and 3022 transitions. [2021-08-29 03:14:25,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 03:14:25,398 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 0 states have call successors, (0), 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 218 [2021-08-29 03:14:25,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:25,404 INFO L225 Difference]: With dead ends: 2020 [2021-08-29 03:14:25,404 INFO L226 Difference]: Without dead ends: 1000 [2021-08-29 03:14:25,405 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.60ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:25,406 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 132 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 240 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 120.94ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 289 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.62ms SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 156.86ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:25,406 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [132 Valid, 0 Invalid, 289 Unknown, 0 Unchecked, 0.62ms Time], IncrementalHoareTripleChecker [49 Valid, 240 Invalid, 0 Unknown, 0 Unchecked, 156.86ms Time] [2021-08-29 03:14:25,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1000 states. [2021-08-29 03:14:25,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1000 to 992. [2021-08-29 03:14:25,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 992 states, 991 states have (on average 1.4873864783047426) internal successors, (1474), 991 states have internal predecessors, (1474), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:25,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 992 states and 1474 transitions. [2021-08-29 03:14:25,424 INFO L78 Accepts]: Start accepts. Automaton has 992 states and 1474 transitions. Word has length 218 [2021-08-29 03:14:25,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:25,424 INFO L470 AbstractCegarLoop]: Abstraction has 992 states and 1474 transitions. [2021-08-29 03:14:25,424 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:25,424 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1474 transitions. [2021-08-29 03:14:25,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2021-08-29 03:14:25,426 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:25,426 INFO L513 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 3, 3, 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, 1, 1, 1] [2021-08-29 03:14:25,426 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-08-29 03:14:25,426 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:25,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:25,427 INFO L82 PathProgramCache]: Analyzing trace with hash -1769719953, now seen corresponding path program 1 times [2021-08-29 03:14:25,427 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:25,427 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136768814] [2021-08-29 03:14:25,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:25,427 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:25,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:25,447 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 367 trivial. 0 not checked. [2021-08-29 03:14:25,447 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:25,447 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [136768814] [2021-08-29 03:14:25,447 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [136768814] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 03:14:25,447 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 03:14:25,447 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 03:14:25,448 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108100113] [2021-08-29 03:14:25,448 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 03:14:25,448 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:25,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 03:14:25,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:25,449 INFO L87 Difference]: Start difference. First operand 992 states and 1474 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:25,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:25,627 INFO L93 Difference]: Finished difference Result 2030 states and 3020 transitions. [2021-08-29 03:14:25,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 03:14:25,628 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 0 states have call successors, (0), 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 [2021-08-29 03:14:25,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:25,631 INFO L225 Difference]: With dead ends: 2030 [2021-08-29 03:14:25,631 INFO L226 Difference]: Without dead ends: 1046 [2021-08-29 03:14:25,632 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.24ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:25,632 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 146 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 233 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 117.16ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 270 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.59ms SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 151.72ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:25,633 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [146 Valid, 0 Invalid, 270 Unknown, 0 Unchecked, 0.59ms Time], IncrementalHoareTripleChecker [37 Valid, 233 Invalid, 0 Unknown, 0 Unchecked, 151.72ms Time] [2021-08-29 03:14:25,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1046 states. [2021-08-29 03:14:25,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1046 to 1038. [2021-08-29 03:14:25,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1038 states, 1037 states have (on average 1.4734811957569913) internal successors, (1528), 1037 states have internal predecessors, (1528), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:25,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 1038 states and 1528 transitions. [2021-08-29 03:14:25,651 INFO L78 Accepts]: Start accepts. Automaton has 1038 states and 1528 transitions. Word has length 225 [2021-08-29 03:14:25,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:25,651 INFO L470 AbstractCegarLoop]: Abstraction has 1038 states and 1528 transitions. [2021-08-29 03:14:25,651 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:25,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1528 transitions. [2021-08-29 03:14:25,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2021-08-29 03:14:25,653 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:25,653 INFO L513 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 5, 5, 4, 4, 4, 4, 3, 3, 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, 1, 1, 1] [2021-08-29 03:14:25,653 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-08-29 03:14:25,654 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:25,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:25,654 INFO L82 PathProgramCache]: Analyzing trace with hash -1554406680, now seen corresponding path program 1 times [2021-08-29 03:14:25,654 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:25,654 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1740521104] [2021-08-29 03:14:25,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:25,654 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:25,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:25,674 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 367 trivial. 0 not checked. [2021-08-29 03:14:25,674 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:25,674 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1740521104] [2021-08-29 03:14:25,674 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1740521104] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 03:14:25,674 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 03:14:25,674 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 03:14:25,674 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1317793695] [2021-08-29 03:14:25,675 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 03:14:25,675 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:25,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 03:14:25,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:25,675 INFO L87 Difference]: Start difference. First operand 1038 states and 1528 transitions. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:25,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:25,840 INFO L93 Difference]: Finished difference Result 2076 states and 3054 transitions. [2021-08-29 03:14:25,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 03:14:25,840 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 0 states have call successors, (0), 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 226 [2021-08-29 03:14:25,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:25,843 INFO L225 Difference]: With dead ends: 2076 [2021-08-29 03:14:25,843 INFO L226 Difference]: Without dead ends: 1038 [2021-08-29 03:14:25,844 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.18ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:25,844 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 145 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 232 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 114.43ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 271 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.58ms SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 232 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 147.48ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:25,845 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [145 Valid, 0 Invalid, 271 Unknown, 0 Unchecked, 0.58ms Time], IncrementalHoareTripleChecker [39 Valid, 232 Invalid, 0 Unknown, 0 Unchecked, 147.48ms Time] [2021-08-29 03:14:25,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1038 states. [2021-08-29 03:14:25,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1038 to 1030. [2021-08-29 03:14:25,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1030 states, 1029 states have (on average 1.4538386783284742) internal successors, (1496), 1029 states have internal predecessors, (1496), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:25,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 1030 states and 1496 transitions. [2021-08-29 03:14:25,863 INFO L78 Accepts]: Start accepts. Automaton has 1030 states and 1496 transitions. Word has length 226 [2021-08-29 03:14:25,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:25,864 INFO L470 AbstractCegarLoop]: Abstraction has 1030 states and 1496 transitions. [2021-08-29 03:14:25,864 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:25,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1496 transitions. [2021-08-29 03:14:25,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2021-08-29 03:14:25,866 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:25,866 INFO L513 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 7, 7, 6, 6, 5, 5, 4, 4, 4, 4, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 03:14:25,867 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-08-29 03:14:25,867 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:25,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:25,867 INFO L82 PathProgramCache]: Analyzing trace with hash -2127307805, now seen corresponding path program 1 times [2021-08-29 03:14:25,867 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:25,867 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802183549] [2021-08-29 03:14:25,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:25,868 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:25,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:25,917 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 466 proven. 26 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2021-08-29 03:14:25,918 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:25,918 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1802183549] [2021-08-29 03:14:25,918 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1802183549] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-29 03:14:25,918 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1829389444] [2021-08-29 03:14:25,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:25,918 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-29 03:14:25,919 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-29 03:14:25,945 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) [2021-08-29 03:14:25,996 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-08-29 03:14:26,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:26,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 2 conjunts are in the unsatisfiable core [2021-08-29 03:14:26,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-29 03:14:26,596 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 427 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2021-08-29 03:14:26,596 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-08-29 03:14:26,597 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1829389444] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 03:14:26,597 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-08-29 03:14:26,597 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-08-29 03:14:26,597 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388852660] [2021-08-29 03:14:26,597 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 03:14:26,598 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:26,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 03:14:26,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-29 03:14:26,598 INFO L87 Difference]: Start difference. First operand 1030 states and 1496 transitions. Second operand has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:26,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:26,867 INFO L93 Difference]: Finished difference Result 2562 states and 3721 transitions. [2021-08-29 03:14:26,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 03:14:26,867 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 262 [2021-08-29 03:14:26,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:26,871 INFO L225 Difference]: With dead ends: 2562 [2021-08-29 03:14:26,871 INFO L226 Difference]: Without dead ends: 1540 [2021-08-29 03:14:26,872 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 265 GetRequests, 262 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.22ms TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-29 03:14:26,872 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 130 mSDsluCounter, 175 mSDsCounter, 0 mSdLazyCounter, 390 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 187.57ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 393 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.74ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 390 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 241.75ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:26,873 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [130 Valid, 0 Invalid, 393 Unknown, 0 Unchecked, 0.74ms Time], IncrementalHoareTripleChecker [3 Valid, 390 Invalid, 0 Unknown, 0 Unchecked, 241.75ms Time] [2021-08-29 03:14:26,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1540 states. [2021-08-29 03:14:26,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1540 to 1540. [2021-08-29 03:14:26,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1540 states, 1539 states have (on average 1.4528914879792072) internal successors, (2236), 1539 states have internal predecessors, (2236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:26,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1540 states to 1540 states and 2236 transitions. [2021-08-29 03:14:26,914 INFO L78 Accepts]: Start accepts. Automaton has 1540 states and 2236 transitions. Word has length 262 [2021-08-29 03:14:26,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:26,914 INFO L470 AbstractCegarLoop]: Abstraction has 1540 states and 2236 transitions. [2021-08-29 03:14:26,914 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:26,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 2236 transitions. [2021-08-29 03:14:26,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2021-08-29 03:14:26,917 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:26,918 INFO L513 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 03:14:26,935 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-08-29 03:14:27,135 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,SelfDestructingSolverStorable27 [2021-08-29 03:14:27,135 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:27,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:27,136 INFO L82 PathProgramCache]: Analyzing trace with hash -1414485870, now seen corresponding path program 1 times [2021-08-29 03:14:27,136 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:27,136 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1905863025] [2021-08-29 03:14:27,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:27,136 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:27,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:27,165 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 429 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2021-08-29 03:14:27,165 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:27,165 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1905863025] [2021-08-29 03:14:27,165 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1905863025] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 03:14:27,165 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 03:14:27,165 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 03:14:27,166 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973762872] [2021-08-29 03:14:27,166 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 03:14:27,166 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:27,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 03:14:27,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:27,167 INFO L87 Difference]: Start difference. First operand 1540 states and 2236 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) [2021-08-29 03:14:27,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:27,469 INFO L93 Difference]: Finished difference Result 4523 states and 6564 transitions. [2021-08-29 03:14:27,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 03:14:27,470 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 269 [2021-08-29 03:14:27,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:27,476 INFO L225 Difference]: With dead ends: 4523 [2021-08-29 03:14:27,476 INFO L226 Difference]: Without dead ends: 2991 [2021-08-29 03:14:27,478 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.18ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:27,481 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 132 mSDsluCounter, 189 mSDsCounter, 0 mSdLazyCounter, 531 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 200.18ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 535 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.95ms SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 531 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 258.10ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:27,481 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [132 Valid, 0 Invalid, 535 Unknown, 0 Unchecked, 0.95ms Time], IncrementalHoareTripleChecker [4 Valid, 531 Invalid, 0 Unknown, 0 Unchecked, 258.10ms Time] [2021-08-29 03:14:27,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2991 states. [2021-08-29 03:14:27,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2991 to 2989. [2021-08-29 03:14:27,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2989 states, 2988 states have (on average 1.4491298527443106) internal successors, (4330), 2988 states have internal predecessors, (4330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:27,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2989 states to 2989 states and 4330 transitions. [2021-08-29 03:14:27,560 INFO L78 Accepts]: Start accepts. Automaton has 2989 states and 4330 transitions. Word has length 269 [2021-08-29 03:14:27,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:27,561 INFO L470 AbstractCegarLoop]: Abstraction has 2989 states and 4330 transitions. [2021-08-29 03:14:27,561 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) [2021-08-29 03:14:27,561 INFO L276 IsEmpty]: Start isEmpty. Operand 2989 states and 4330 transitions. [2021-08-29 03:14:27,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2021-08-29 03:14:27,565 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:27,565 INFO L513 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 03:14:27,566 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-08-29 03:14:27,566 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:27,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:27,566 INFO L82 PathProgramCache]: Analyzing trace with hash 1314633518, now seen corresponding path program 1 times [2021-08-29 03:14:27,566 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:27,566 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480272273] [2021-08-29 03:14:27,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:27,567 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:27,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:27,602 INFO L134 CoverageAnalysis]: Checked inductivity of 900 backedges. 535 proven. 0 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2021-08-29 03:14:27,602 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:27,602 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480272273] [2021-08-29 03:14:27,602 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480272273] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 03:14:27,602 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 03:14:27,602 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 03:14:27,602 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155750541] [2021-08-29 03:14:27,603 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 03:14:27,603 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:27,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 03:14:27,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:27,604 INFO L87 Difference]: Start difference. First operand 2989 states and 4330 transitions. Second operand has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:27,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:27,834 INFO L93 Difference]: Finished difference Result 6090 states and 8840 transitions. [2021-08-29 03:14:27,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 03:14:27,834 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 0 states have call successors, (0), 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 306 [2021-08-29 03:14:27,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:27,839 INFO L225 Difference]: With dead ends: 6090 [2021-08-29 03:14:27,839 INFO L226 Difference]: Without dead ends: 1992 [2021-08-29 03:14:27,841 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.14ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:27,841 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 11 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 402 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 139.89ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 411 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.66ms SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 402 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 180.25ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:27,842 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 0 Invalid, 411 Unknown, 0 Unchecked, 0.66ms Time], IncrementalHoareTripleChecker [9 Valid, 402 Invalid, 0 Unknown, 0 Unchecked, 180.25ms Time] [2021-08-29 03:14:27,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1992 states. [2021-08-29 03:14:27,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1992 to 1972. [2021-08-29 03:14:27,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1972 states, 1971 states have (on average 1.4246575342465753) internal successors, (2808), 1971 states have internal predecessors, (2808), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:27,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1972 states to 1972 states and 2808 transitions. [2021-08-29 03:14:27,893 INFO L78 Accepts]: Start accepts. Automaton has 1972 states and 2808 transitions. Word has length 306 [2021-08-29 03:14:27,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:27,893 INFO L470 AbstractCegarLoop]: Abstraction has 1972 states and 2808 transitions. [2021-08-29 03:14:27,893 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:27,893 INFO L276 IsEmpty]: Start isEmpty. Operand 1972 states and 2808 transitions. [2021-08-29 03:14:27,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2021-08-29 03:14:27,896 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:27,896 INFO L513 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 10, 10, 9, 9, 8, 8, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 03:14:27,896 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-08-29 03:14:27,896 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:27,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:27,897 INFO L82 PathProgramCache]: Analyzing trace with hash -240397493, now seen corresponding path program 1 times [2021-08-29 03:14:27,897 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:27,897 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301022668] [2021-08-29 03:14:27,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:27,897 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:27,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:27,937 INFO L134 CoverageAnalysis]: Checked inductivity of 1396 backedges. 905 proven. 26 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2021-08-29 03:14:27,937 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:27,937 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [301022668] [2021-08-29 03:14:27,937 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [301022668] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-29 03:14:27,937 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1521988241] [2021-08-29 03:14:27,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:27,938 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-29 03:14:27,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-29 03:14:27,938 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) [2021-08-29 03:14:27,939 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-08-29 03:14:28,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:28,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 619 conjuncts, 3 conjunts are in the unsatisfiable core [2021-08-29 03:14:28,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-29 03:14:28,580 INFO L134 CoverageAnalysis]: Checked inductivity of 1396 backedges. 905 proven. 26 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2021-08-29 03:14:28,580 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-08-29 03:14:29,138 INFO L134 CoverageAnalysis]: Checked inductivity of 1396 backedges. 905 proven. 26 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2021-08-29 03:14:29,139 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1521988241] provided 0 perfect and 2 imperfect interpolant sequences [2021-08-29 03:14:29,139 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-08-29 03:14:29,139 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2021-08-29 03:14:29,139 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043015220] [2021-08-29 03:14:29,140 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-29 03:14:29,140 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:29,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-29 03:14:29,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-08-29 03:14:29,141 INFO L87 Difference]: Start difference. First operand 1972 states and 2808 transitions. Second operand has 6 states, 6 states have (on average 40.333333333333336) internal successors, (242), 6 states have internal predecessors, (242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:29,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:29,664 INFO L93 Difference]: Finished difference Result 4537 states and 6447 transitions. [2021-08-29 03:14:29,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-29 03:14:29,665 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 40.333333333333336) internal successors, (242), 6 states have internal predecessors, (242), 0 states have call successors, (0), 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 372 [2021-08-29 03:14:29,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:29,670 INFO L225 Difference]: With dead ends: 4537 [2021-08-29 03:14:29,670 INFO L226 Difference]: Without dead ends: 2523 [2021-08-29 03:14:29,672 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 754 GetRequests, 746 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 23.33ms TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2021-08-29 03:14:29,672 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 678 mSDsluCounter, 314 mSDsCounter, 0 mSdLazyCounter, 830 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 361.87ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 678 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 958 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.10ms SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 830 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 457.03ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:29,673 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [678 Valid, 0 Invalid, 958 Unknown, 0 Unchecked, 3.10ms Time], IncrementalHoareTripleChecker [128 Valid, 830 Invalid, 0 Unknown, 0 Unchecked, 457.03ms Time] [2021-08-29 03:14:29,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2523 states. [2021-08-29 03:14:29,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2523 to 1899. [2021-08-29 03:14:29,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1899 states, 1898 states have (on average 1.3656480505795574) internal successors, (2592), 1898 states have internal predecessors, (2592), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:29,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1899 states to 1899 states and 2592 transitions. [2021-08-29 03:14:29,714 INFO L78 Accepts]: Start accepts. Automaton has 1899 states and 2592 transitions. Word has length 372 [2021-08-29 03:14:29,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:29,714 INFO L470 AbstractCegarLoop]: Abstraction has 1899 states and 2592 transitions. [2021-08-29 03:14:29,714 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 40.333333333333336) internal successors, (242), 6 states have internal predecessors, (242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:29,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1899 states and 2592 transitions. [2021-08-29 03:14:29,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 601 [2021-08-29 03:14:29,718 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:29,718 INFO L513 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 18, 18, 18, 18, 18, 17, 17, 16, 16, 15, 15, 14, 14, 14, 14, 12, 10, 10, 8, 8, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 03:14:29,750 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-08-29 03:14:29,951 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,SelfDestructingSolverStorable30 [2021-08-29 03:14:29,951 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:29,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:29,952 INFO L82 PathProgramCache]: Analyzing trace with hash 712864204, now seen corresponding path program 1 times [2021-08-29 03:14:29,952 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:29,953 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986682920] [2021-08-29 03:14:29,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:29,953 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:29,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:30,035 INFO L134 CoverageAnalysis]: Checked inductivity of 4010 backedges. 2316 proven. 26 refuted. 0 times theorem prover too weak. 1668 trivial. 0 not checked. [2021-08-29 03:14:30,035 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:30,035 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986682920] [2021-08-29 03:14:30,036 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1986682920] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-29 03:14:30,036 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1626441888] [2021-08-29 03:14:30,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:30,036 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-29 03:14:30,036 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-29 03:14:30,037 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) [2021-08-29 03:14:30,038 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-08-29 03:14:30,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:30,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 925 conjuncts, 3 conjunts are in the unsatisfiable core [2021-08-29 03:14:30,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-29 03:14:31,090 INFO L134 CoverageAnalysis]: Checked inductivity of 4010 backedges. 2316 proven. 26 refuted. 0 times theorem prover too weak. 1668 trivial. 0 not checked. [2021-08-29 03:14:31,091 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-08-29 03:14:31,799 INFO L134 CoverageAnalysis]: Checked inductivity of 4010 backedges. 2316 proven. 26 refuted. 0 times theorem prover too weak. 1668 trivial. 0 not checked. [2021-08-29 03:14:31,800 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1626441888] provided 0 perfect and 2 imperfect interpolant sequences [2021-08-29 03:14:31,800 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-08-29 03:14:31,800 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2021-08-29 03:14:31,800 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638832295] [2021-08-29 03:14:31,802 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-08-29 03:14:31,802 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:31,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-29 03:14:31,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-08-29 03:14:31,803 INFO L87 Difference]: Start difference. First operand 1899 states and 2592 transitions. Second operand has 8 states, 8 states have (on average 41.625) internal successors, (333), 8 states have internal predecessors, (333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:32,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:32,734 INFO L93 Difference]: Finished difference Result 5892 states and 8131 transitions. [2021-08-29 03:14:32,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-29 03:14:32,735 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 41.625) internal successors, (333), 8 states have internal predecessors, (333), 0 states have call successors, (0), 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 600 [2021-08-29 03:14:32,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:32,751 INFO L225 Difference]: With dead ends: 5892 [2021-08-29 03:14:32,751 INFO L226 Difference]: Without dead ends: 3859 [2021-08-29 03:14:32,753 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 1208 GetRequests, 1199 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 49.37ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-08-29 03:14:32,753 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 391 mSDsluCounter, 772 mSDsCounter, 0 mSdLazyCounter, 1698 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 600.01ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 391 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 1757 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.13ms SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 1698 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 831.00ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:32,754 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [391 Valid, 0 Invalid, 1757 Unknown, 0 Unchecked, 2.13ms Time], IncrementalHoareTripleChecker [59 Valid, 1698 Invalid, 0 Unknown, 0 Unchecked, 831.00ms Time] [2021-08-29 03:14:32,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3859 states. [2021-08-29 03:14:32,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3859 to 2155. [2021-08-29 03:14:32,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2155 states, 2154 states have (on average 1.38347260909935) internal successors, (2980), 2154 states have internal predecessors, (2980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:32,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2155 states to 2155 states and 2980 transitions. [2021-08-29 03:14:32,803 INFO L78 Accepts]: Start accepts. Automaton has 2155 states and 2980 transitions. Word has length 600 [2021-08-29 03:14:32,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:32,804 INFO L470 AbstractCegarLoop]: Abstraction has 2155 states and 2980 transitions. [2021-08-29 03:14:32,804 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 41.625) internal successors, (333), 8 states have internal predecessors, (333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:32,804 INFO L276 IsEmpty]: Start isEmpty. Operand 2155 states and 2980 transitions. [2021-08-29 03:14:32,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 671 [2021-08-29 03:14:32,808 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:32,809 INFO L513 BasicCegarLoop]: trace histogram [23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 22, 22, 21, 21, 21, 19, 19, 17, 17, 15, 15, 13, 13, 13, 13, 11, 9, 9, 7, 7, 5, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 03:14:32,841 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-08-29 03:14:33,026 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-29 03:14:33,027 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:33,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:33,027 INFO L82 PathProgramCache]: Analyzing trace with hash -1159037713, now seen corresponding path program 1 times [2021-08-29 03:14:33,028 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:33,028 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715024313] [2021-08-29 03:14:33,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:33,028 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:33,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:33,095 INFO L134 CoverageAnalysis]: Checked inductivity of 5249 backedges. 2922 proven. 0 refuted. 0 times theorem prover too weak. 2327 trivial. 0 not checked. [2021-08-29 03:14:33,095 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:33,095 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715024313] [2021-08-29 03:14:33,095 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [715024313] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 03:14:33,096 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 03:14:33,096 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 03:14:33,096 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112525694] [2021-08-29 03:14:33,096 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 03:14:33,096 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:33,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 03:14:33,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:33,097 INFO L87 Difference]: Start difference. First operand 2155 states and 2980 transitions. Second operand has 3 states, 3 states have (on average 66.66666666666667) internal successors, (200), 3 states have internal predecessors, (200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:33,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:33,373 INFO L93 Difference]: Finished difference Result 4342 states and 5996 transitions. [2021-08-29 03:14:33,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 03:14:33,374 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 66.66666666666667) internal successors, (200), 3 states have internal predecessors, (200), 0 states have call successors, (0), 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 670 [2021-08-29 03:14:33,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:33,377 INFO L225 Difference]: With dead ends: 4342 [2021-08-29 03:14:33,377 INFO L226 Difference]: Without dead ends: 2195 [2021-08-29 03:14:33,379 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.10ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:33,379 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 49 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 420 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 164.15ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 427 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.34ms SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 420 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 223.27ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:33,379 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [49 Valid, 0 Invalid, 427 Unknown, 0 Unchecked, 0.34ms Time], IncrementalHoareTripleChecker [7 Valid, 420 Invalid, 0 Unknown, 0 Unchecked, 223.27ms Time] [2021-08-29 03:14:33,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2195 states. [2021-08-29 03:14:33,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2195 to 2155. [2021-08-29 03:14:33,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2155 states, 2154 states have (on average 1.3741875580315692) internal successors, (2960), 2154 states have internal predecessors, (2960), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:33,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2155 states to 2155 states and 2960 transitions. [2021-08-29 03:14:33,427 INFO L78 Accepts]: Start accepts. Automaton has 2155 states and 2960 transitions. Word has length 670 [2021-08-29 03:14:33,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:33,427 INFO L470 AbstractCegarLoop]: Abstraction has 2155 states and 2960 transitions. [2021-08-29 03:14:33,427 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 66.66666666666667) internal successors, (200), 3 states have internal predecessors, (200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:33,427 INFO L276 IsEmpty]: Start isEmpty. Operand 2155 states and 2960 transitions. [2021-08-29 03:14:33,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 685 [2021-08-29 03:14:33,433 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:33,433 INFO L513 BasicCegarLoop]: trace histogram [24, 24, 24, 23, 23, 23, 23, 23, 23, 23, 23, 23, 21, 21, 21, 19, 19, 17, 17, 15, 15, 13, 13, 13, 13, 11, 9, 9, 7, 7, 5, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 03:14:33,433 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-08-29 03:14:33,434 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:33,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:33,434 INFO L82 PathProgramCache]: Analyzing trace with hash -671834123, now seen corresponding path program 1 times [2021-08-29 03:14:33,434 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:33,434 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730443444] [2021-08-29 03:14:33,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:33,435 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:33,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:33,502 INFO L134 CoverageAnalysis]: Checked inductivity of 5385 backedges. 2915 proven. 0 refuted. 0 times theorem prover too weak. 2470 trivial. 0 not checked. [2021-08-29 03:14:33,502 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:33,502 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730443444] [2021-08-29 03:14:33,502 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730443444] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 03:14:33,503 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 03:14:33,503 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 03:14:33,503 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687652514] [2021-08-29 03:14:33,503 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 03:14:33,503 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:33,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 03:14:33,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:33,504 INFO L87 Difference]: Start difference. First operand 2155 states and 2960 transitions. Second operand has 3 states, 3 states have (on average 67.33333333333333) internal successors, (202), 3 states have internal predecessors, (202), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:33,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:33,705 INFO L93 Difference]: Finished difference Result 4306 states and 5912 transitions. [2021-08-29 03:14:33,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 03:14:33,705 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 67.33333333333333) internal successors, (202), 3 states have internal predecessors, (202), 0 states have call successors, (0), 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 684 [2021-08-29 03:14:33,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:33,708 INFO L225 Difference]: With dead ends: 4306 [2021-08-29 03:14:33,708 INFO L226 Difference]: Without dead ends: 2159 [2021-08-29 03:14:33,710 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.18ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:33,710 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 144 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 228 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 138.40ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 273 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.47ms SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 228 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 166.91ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:33,713 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [144 Valid, 0 Invalid, 273 Unknown, 0 Unchecked, 0.47ms Time], IncrementalHoareTripleChecker [45 Valid, 228 Invalid, 0 Unknown, 0 Unchecked, 166.91ms Time] [2021-08-29 03:14:33,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2159 states. [2021-08-29 03:14:33,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2159 to 2155. [2021-08-29 03:14:33,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2155 states, 2154 states have (on average 1.3667595171773446) internal successors, (2944), 2154 states have internal predecessors, (2944), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:33,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2155 states to 2155 states and 2944 transitions. [2021-08-29 03:14:33,752 INFO L78 Accepts]: Start accepts. Automaton has 2155 states and 2944 transitions. Word has length 684 [2021-08-29 03:14:33,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:33,753 INFO L470 AbstractCegarLoop]: Abstraction has 2155 states and 2944 transitions. [2021-08-29 03:14:33,753 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 67.33333333333333) internal successors, (202), 3 states have internal predecessors, (202), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:33,753 INFO L276 IsEmpty]: Start isEmpty. Operand 2155 states and 2944 transitions. [2021-08-29 03:14:33,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 713 [2021-08-29 03:14:33,774 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:33,774 INFO L513 BasicCegarLoop]: trace histogram [24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 23, 23, 22, 22, 22, 20, 20, 18, 18, 16, 16, 14, 14, 14, 14, 12, 10, 10, 8, 8, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 03:14:33,774 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-08-29 03:14:33,774 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:33,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:33,775 INFO L82 PathProgramCache]: Analyzing trace with hash -652254752, now seen corresponding path program 1 times [2021-08-29 03:14:33,775 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:33,775 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971118707] [2021-08-29 03:14:33,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:33,776 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:33,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:33,841 INFO L134 CoverageAnalysis]: Checked inductivity of 5826 backedges. 3231 proven. 0 refuted. 0 times theorem prover too weak. 2595 trivial. 0 not checked. [2021-08-29 03:14:33,841 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:33,841 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [971118707] [2021-08-29 03:14:33,841 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [971118707] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 03:14:33,842 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 03:14:33,842 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 03:14:33,843 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260712877] [2021-08-29 03:14:33,843 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 03:14:33,843 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:33,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 03:14:33,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:33,844 INFO L87 Difference]: Start difference. First operand 2155 states and 2944 transitions. Second operand has 3 states, 3 states have (on average 69.33333333333333) internal successors, (208), 3 states have internal predecessors, (208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:34,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:34,081 INFO L93 Difference]: Finished difference Result 4366 states and 5967 transitions. [2021-08-29 03:14:34,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 03:14:34,082 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 69.33333333333333) internal successors, (208), 3 states have internal predecessors, (208), 0 states have call successors, (0), 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 712 [2021-08-29 03:14:34,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:34,084 INFO L225 Difference]: With dead ends: 4366 [2021-08-29 03:14:34,084 INFO L226 Difference]: Without dead ends: 2201 [2021-08-29 03:14:34,085 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.20ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:34,086 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 38 mSDsluCounter, 84 mSDsCounter, 0 mSdLazyCounter, 379 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 166.26ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 388 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.49ms SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 200.86ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:34,086 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [38 Valid, 0 Invalid, 388 Unknown, 0 Unchecked, 0.49ms Time], IncrementalHoareTripleChecker [9 Valid, 379 Invalid, 0 Unknown, 0 Unchecked, 200.86ms Time] [2021-08-29 03:14:34,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2201 states. [2021-08-29 03:14:34,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2201 to 2197. [2021-08-29 03:14:34,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2197 states, 2196 states have (on average 1.3556466302367942) internal successors, (2977), 2196 states have internal predecessors, (2977), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:34,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2197 states to 2197 states and 2977 transitions. [2021-08-29 03:14:34,119 INFO L78 Accepts]: Start accepts. Automaton has 2197 states and 2977 transitions. Word has length 712 [2021-08-29 03:14:34,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:34,120 INFO L470 AbstractCegarLoop]: Abstraction has 2197 states and 2977 transitions. [2021-08-29 03:14:34,120 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 69.33333333333333) internal successors, (208), 3 states have internal predecessors, (208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:34,120 INFO L276 IsEmpty]: Start isEmpty. Operand 2197 states and 2977 transitions. [2021-08-29 03:14:34,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 728 [2021-08-29 03:14:34,124 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 03:14:34,124 INFO L513 BasicCegarLoop]: trace histogram [25, 25, 25, 25, 24, 24, 24, 24, 24, 24, 24, 24, 22, 22, 22, 20, 20, 18, 18, 16, 16, 14, 14, 14, 14, 12, 10, 10, 8, 8, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 03:14:34,125 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-08-29 03:14:34,125 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 03:14:34,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 03:14:34,125 INFO L82 PathProgramCache]: Analyzing trace with hash -1056243417, now seen corresponding path program 1 times [2021-08-29 03:14:34,125 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 03:14:34,125 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017917757] [2021-08-29 03:14:34,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 03:14:34,126 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 03:14:34,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 03:14:34,189 INFO L134 CoverageAnalysis]: Checked inductivity of 5992 backedges. 3254 proven. 0 refuted. 0 times theorem prover too weak. 2738 trivial. 0 not checked. [2021-08-29 03:14:34,189 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 03:14:34,189 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017917757] [2021-08-29 03:14:34,189 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2017917757] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 03:14:34,189 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 03:14:34,189 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 03:14:34,190 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948270672] [2021-08-29 03:14:34,190 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 03:14:34,190 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 03:14:34,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 03:14:34,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:34,191 INFO L87 Difference]: Start difference. First operand 2197 states and 2977 transitions. Second operand has 3 states, 3 states have (on average 70.33333333333333) internal successors, (211), 3 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:34,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 03:14:34,369 INFO L93 Difference]: Finished difference Result 2810 states and 3792 transitions. [2021-08-29 03:14:34,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 03:14:34,370 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 70.33333333333333) internal successors, (211), 3 states have internal predecessors, (211), 0 states have call successors, (0), 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 727 [2021-08-29 03:14:34,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 03:14:34,370 INFO L225 Difference]: With dead ends: 2810 [2021-08-29 03:14:34,370 INFO L226 Difference]: Without dead ends: 0 [2021-08-29 03:14:34,372 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.14ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 03:14:34,373 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 125 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 228 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 133.23ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 265 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.34ms SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 228 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 164.38ms IncrementalHoareTripleChecker+Time [2021-08-29 03:14:34,373 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [125 Valid, 0 Invalid, 265 Unknown, 0 Unchecked, 0.34ms Time], IncrementalHoareTripleChecker [37 Valid, 228 Invalid, 0 Unknown, 0 Unchecked, 164.38ms Time] [2021-08-29 03:14:34,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-29 03:14:34,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-29 03:14:34,373 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) [2021-08-29 03:14:34,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-29 03:14:34,374 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 727 [2021-08-29 03:14:34,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 03:14:34,374 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-29 03:14:34,374 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 70.33333333333333) internal successors, (211), 3 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 03:14:34,374 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-29 03:14:34,375 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-29 03:14:34,376 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-08-29 03:14:34,377 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-08-29 03:14:34,378 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-08-29 03:14:34,382 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 03:14:34,422 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 03:14:34,467 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 03:14:34,468 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 03:14:34,481 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 03:14:34,499 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 03:14:34,499 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 03:14:34,511 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 03:14:34,511 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 03:14:34,631 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 03:14:34,646 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 03:14:34,661 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 03:14:34,673 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 03:14:34,701 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 03:14:34,721 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 03:14:34,753 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 03:14:34,759 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 03:14:34,789 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 03:14:34,817 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 03:14:34,850 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 03:14:34,873 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 03:14:34,897 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 03:14:34,897 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 03:14:34,897 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 03:14:34,905 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 03:14:34,929 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 03:14:34,960 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 03:14:35,185 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 03:14:39,938 INFO L858 garLoopResultBuilder]: For program point L334(lines 334 368) no Hoare annotation was computed. [2021-08-29 03:14:39,938 INFO L858 garLoopResultBuilder]: For program point L334-1(lines 334 368) no Hoare annotation was computed. [2021-08-29 03:14:39,938 INFO L858 garLoopResultBuilder]: For program point L202(lines 202 546) no Hoare annotation was computed. [2021-08-29 03:14:39,938 INFO L858 garLoopResultBuilder]: For program point L169(lines 169 557) no Hoare annotation was computed. [2021-08-29 03:14:39,939 INFO L858 garLoopResultBuilder]: For program point L136(lines 136 568) no Hoare annotation was computed. [2021-08-29 03:14:39,939 INFO L858 garLoopResultBuilder]: For program point L103(lines 103 579) no Hoare annotation was computed. [2021-08-29 03:14:39,939 INFO L861 garLoopResultBuilder]: At program point L599(lines 99 600) the Hoare annotation is: true [2021-08-29 03:14:39,939 INFO L858 garLoopResultBuilder]: For program point L533(lines 533 535) no Hoare annotation was computed. [2021-08-29 03:14:39,939 INFO L858 garLoopResultBuilder]: For program point L467(lines 467 469) no Hoare annotation was computed. [2021-08-29 03:14:39,939 INFO L858 garLoopResultBuilder]: For program point L401(lines 401 403) no Hoare annotation was computed. [2021-08-29 03:14:39,939 INFO L858 garLoopResultBuilder]: For program point L335(lines 335 365) no Hoare annotation was computed. [2021-08-29 03:14:39,939 INFO L854 garLoopResultBuilder]: At program point L203(lines 199 547) the Hoare annotation is: (let ((.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3))) (or (and (<= 8672 ULTIMATE.start_ssl3_accept_~s__state~0) .cse0 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672) (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (and (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))))) [2021-08-29 03:14:39,939 INFO L854 garLoopResultBuilder]: At program point L104(lines 103 579) the Hoare annotation is: (and (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) [2021-08-29 03:14:39,939 INFO L858 garLoopResultBuilder]: For program point L205(lines 205 545) no Hoare annotation was computed. [2021-08-29 03:14:39,939 INFO L858 garLoopResultBuilder]: For program point L172(lines 172 556) no Hoare annotation was computed. [2021-08-29 03:14:39,939 INFO L858 garLoopResultBuilder]: For program point L139(lines 139 567) no Hoare annotation was computed. [2021-08-29 03:14:39,940 INFO L858 garLoopResultBuilder]: For program point L106(lines 106 578) no Hoare annotation was computed. [2021-08-29 03:14:39,940 INFO L858 garLoopResultBuilder]: For program point L305(lines 305 312) no Hoare annotation was computed. [2021-08-29 03:14:39,940 INFO L858 garLoopResultBuilder]: For program point L305-2(lines 305 312) no Hoare annotation was computed. [2021-08-29 03:14:39,940 INFO L854 garLoopResultBuilder]: At program point L206(lines 205 545) the Hoare annotation is: (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) [2021-08-29 03:14:39,940 INFO L854 garLoopResultBuilder]: At program point L173(lines 169 557) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse4 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse8 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse11 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse10 .cse11 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse12) (and .cse0 .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse3 .cse4 .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse6 .cse7 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse9 .cse10 .cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) .cse12))) [2021-08-29 03:14:39,940 INFO L854 garLoopResultBuilder]: At program point L140(lines 136 568) the Hoare annotation is: (let ((.cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse2 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse6 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse9 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (< ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse8 .cse9 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse10) (and (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse1 .cse2 .cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse4 .cse5 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse7 .cse8 .cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) .cse10))) [2021-08-29 03:14:39,940 INFO L858 garLoopResultBuilder]: For program point L604(lines 604 606) no Hoare annotation was computed. [2021-08-29 03:14:39,940 INFO L858 garLoopResultBuilder]: For program point L604-2(lines 604 606) no Hoare annotation was computed. [2021-08-29 03:14:39,940 INFO L858 garLoopResultBuilder]: For program point L505(lines 505 508) no Hoare annotation was computed. [2021-08-29 03:14:39,940 INFO L858 garLoopResultBuilder]: For program point L340(lines 340 363) no Hoare annotation was computed. [2021-08-29 03:14:39,940 INFO L854 garLoopResultBuilder]: At program point L208(lines 207 545) the Hoare annotation is: (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) [2021-08-29 03:14:39,940 INFO L858 garLoopResultBuilder]: For program point L175(lines 175 555) no Hoare annotation was computed. [2021-08-29 03:14:39,940 INFO L858 garLoopResultBuilder]: For program point L142(lines 142 566) no Hoare annotation was computed. [2021-08-29 03:14:39,940 INFO L858 garLoopResultBuilder]: For program point L109(lines 109 577) no Hoare annotation was computed. [2021-08-29 03:14:39,940 INFO L858 garLoopResultBuilder]: For program point L275(lines 275 277) no Hoare annotation was computed. [2021-08-29 03:14:39,941 INFO L858 garLoopResultBuilder]: For program point L275-2(lines 209 542) no Hoare annotation was computed. [2021-08-29 03:14:39,941 INFO L858 garLoopResultBuilder]: For program point L441(lines 441 443) no Hoare annotation was computed. [2021-08-29 03:14:39,941 INFO L858 garLoopResultBuilder]: For program point L309(lines 309 311) no Hoare annotation was computed. [2021-08-29 03:14:39,941 INFO L858 garLoopResultBuilder]: For program point L343(lines 343 347) no Hoare annotation was computed. [2021-08-29 03:14:39,941 INFO L858 garLoopResultBuilder]: For program point L343-2(lines 343 347) no Hoare annotation was computed. [2021-08-29 03:14:39,941 INFO L858 garLoopResultBuilder]: For program point L244(lines 244 254) no Hoare annotation was computed. [2021-08-29 03:14:39,941 INFO L858 garLoopResultBuilder]: For program point L178(lines 178 554) no Hoare annotation was computed. [2021-08-29 03:14:39,941 INFO L858 garLoopResultBuilder]: For program point L145(lines 145 565) no Hoare annotation was computed. [2021-08-29 03:14:39,941 INFO L858 garLoopResultBuilder]: For program point L112(lines 112 576) no Hoare annotation was computed. [2021-08-29 03:14:39,941 INFO L858 garLoopResultBuilder]: For program point L476(lines 476 478) no Hoare annotation was computed. [2021-08-29 03:14:39,941 INFO L858 garLoopResultBuilder]: For program point L476-2(lines 209 542) no Hoare annotation was computed. [2021-08-29 03:14:39,941 INFO L858 garLoopResultBuilder]: For program point L377(lines 377 409) no Hoare annotation was computed. [2021-08-29 03:14:39,941 INFO L858 garLoopResultBuilder]: For program point L245(lines 245 248) no Hoare annotation was computed. [2021-08-29 03:14:39,941 INFO L854 garLoopResultBuilder]: At program point L212(lines 106 578) the Hoare annotation is: (let ((.cse0 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)))) (or (and (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) (and .cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)))) [2021-08-29 03:14:39,941 INFO L854 garLoopResultBuilder]: At program point L179(lines 175 555) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse6 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse11 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse12 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse15 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse16 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609))) (.cse17 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641))) (.cse18 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse14 .cse15 .cse16 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) (< ULTIMATE.start_ssl3_accept_~s__state~0 8656) .cse17 .cse18) (and .cse0 .cse1 .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse13 .cse14 .cse15 .cse16 .cse17 .cse18))) [2021-08-29 03:14:39,941 INFO L854 garLoopResultBuilder]: At program point L146(lines 142 566) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse7 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse10 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)))) (or (and .cse0 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse3 .cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse5 .cse6 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse8 .cse9 .cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641))) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (< ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse9 .cse10 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)))) [2021-08-29 03:14:39,942 INFO L861 garLoopResultBuilder]: At program point L609(lines 12 611) the Hoare annotation is: true [2021-08-29 03:14:39,942 INFO L854 garLoopResultBuilder]: At program point L543(lines 100 598) the Hoare annotation is: (let ((.cse3 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (.cse4 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse1 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3)) (.cse2 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545)) (< ULTIMATE.start_ssl3_accept_~s__state~0 8576) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 .cse2) (and (<= 8672 ULTIMATE.start_ssl3_accept_~s__state~0) .cse0 .cse3 .cse4) (and (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) .cse1 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641))) (and (= 3 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0) .cse0 .cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)) (<= ULTIMATE.start_ssl3_accept_~s__state~0 3))) [2021-08-29 03:14:39,942 INFO L858 garLoopResultBuilder]: For program point L444(lines 444 453) no Hoare annotation was computed. [2021-08-29 03:14:39,942 INFO L858 garLoopResultBuilder]: For program point L378(lines 378 384) no Hoare annotation was computed. [2021-08-29 03:14:39,942 INFO L858 garLoopResultBuilder]: For program point L181(lines 181 553) no Hoare annotation was computed. [2021-08-29 03:14:39,942 INFO L858 garLoopResultBuilder]: For program point L148(lines 148 564) no Hoare annotation was computed. [2021-08-29 03:14:39,942 INFO L858 garLoopResultBuilder]: For program point L115(lines 115 575) no Hoare annotation was computed. [2021-08-29 03:14:39,942 INFO L858 garLoopResultBuilder]: For program point L83(lines 83 89) no Hoare annotation was computed. [2021-08-29 03:14:39,942 INFO L858 garLoopResultBuilder]: For program point L513(lines 513 515) no Hoare annotation was computed. [2021-08-29 03:14:39,942 INFO L858 garLoopResultBuilder]: For program point L580(lines 580 596) no Hoare annotation was computed. [2021-08-29 03:14:39,942 INFO L854 garLoopResultBuilder]: At program point L514(lines 73 610) the Hoare annotation is: false [2021-08-29 03:14:39,942 INFO L858 garLoopResultBuilder]: For program point L448(lines 448 450) no Hoare annotation was computed. [2021-08-29 03:14:39,942 INFO L858 garLoopResultBuilder]: For program point L217(lines 217 219) no Hoare annotation was computed. [2021-08-29 03:14:39,942 INFO L858 garLoopResultBuilder]: For program point L184(lines 184 552) no Hoare annotation was computed. [2021-08-29 03:14:39,942 INFO L858 garLoopResultBuilder]: For program point L151(lines 151 563) no Hoare annotation was computed. [2021-08-29 03:14:39,942 INFO L858 garLoopResultBuilder]: For program point L217-2(lines 217 219) no Hoare annotation was computed. [2021-08-29 03:14:39,942 INFO L858 garLoopResultBuilder]: For program point L118(lines 118 574) no Hoare annotation was computed. [2021-08-29 03:14:39,946 INFO L858 garLoopResultBuilder]: For program point L581(lines 581 595) no Hoare annotation was computed. [2021-08-29 03:14:39,946 INFO L858 garLoopResultBuilder]: For program point L482(lines 482 486) no Hoare annotation was computed. [2021-08-29 03:14:39,946 INFO L858 garLoopResultBuilder]: For program point L482-2(lines 482 486) no Hoare annotation was computed. [2021-08-29 03:14:39,947 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-08-29 03:14:39,947 INFO L854 garLoopResultBuilder]: At program point L185(lines 181 553) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592))) (.cse4 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse7 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse11 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse12 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse15 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse16 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse17 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641))) (.cse18 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse14 .cse15 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse16 (< ULTIMATE.start_ssl3_accept_~s__state~0 8656) .cse17 .cse18) (and .cse0 .cse1 .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse13 .cse14 .cse15 .cse16 .cse17 .cse18))) [2021-08-29 03:14:39,947 INFO L854 garLoopResultBuilder]: At program point L152(lines 148 564) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse4 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse7 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse9 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (< ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse9 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse10) (and .cse0 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse3 .cse4 .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse6 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse8 .cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) .cse10))) [2021-08-29 03:14:39,947 INFO L858 garLoopResultBuilder]: For program point L86(lines 86 88) no Hoare annotation was computed. [2021-08-29 03:14:39,947 INFO L858 garLoopResultBuilder]: For program point L86-2(lines 83 89) no Hoare annotation was computed. [2021-08-29 03:14:39,947 INFO L858 garLoopResultBuilder]: For program point L582(lines 582 587) no Hoare annotation was computed. [2021-08-29 03:14:39,947 INFO L858 garLoopResultBuilder]: For program point L516(lines 516 518) no Hoare annotation was computed. [2021-08-29 03:14:39,948 INFO L858 garLoopResultBuilder]: For program point L582-2(lines 581 595) no Hoare annotation was computed. [2021-08-29 03:14:39,948 INFO L858 garLoopResultBuilder]: For program point L351(lines 351 359) no Hoare annotation was computed. [2021-08-29 03:14:39,948 INFO L854 garLoopResultBuilder]: At program point L352(lines 328 370) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse4 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse7 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse9 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (< ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse9 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse10) (and .cse0 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse3 .cse4 .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse6 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse8 .cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) .cse10))) [2021-08-29 03:14:39,948 INFO L858 garLoopResultBuilder]: For program point L187(lines 187 551) no Hoare annotation was computed. [2021-08-29 03:14:39,948 INFO L858 garLoopResultBuilder]: For program point L154(lines 154 562) no Hoare annotation was computed. [2021-08-29 03:14:39,948 INFO L858 garLoopResultBuilder]: For program point L121(lines 121 573) no Hoare annotation was computed. [2021-08-29 03:14:39,948 INFO L858 garLoopResultBuilder]: For program point L584(lines 584 586) no Hoare annotation was computed. [2021-08-29 03:14:39,948 INFO L858 garLoopResultBuilder]: For program point L419(lines 419 421) no Hoare annotation was computed. [2021-08-29 03:14:39,949 INFO L854 garLoopResultBuilder]: At program point L386(lines 377 409) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse4 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse7 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse9 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (< ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse8 .cse9 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse10) (and .cse0 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse3 .cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse5 .cse6 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse8 .cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) .cse10))) [2021-08-29 03:14:39,949 INFO L854 garLoopResultBuilder]: At program point L122(lines 118 574) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse3 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse6 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse9 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse2 .cse3 .cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse5 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse7 .cse8 .cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) .cse10) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) (< ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse8 .cse9 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse10))) [2021-08-29 03:14:39,949 INFO L858 garLoopResultBuilder]: For program point L354(lines 354 356) no Hoare annotation was computed. [2021-08-29 03:14:39,949 INFO L858 garLoopResultBuilder]: For program point L288(lines 288 290) no Hoare annotation was computed. [2021-08-29 03:14:39,949 INFO L858 garLoopResultBuilder]: For program point L222(lines 222 224) no Hoare annotation was computed. [2021-08-29 03:14:39,949 INFO L858 garLoopResultBuilder]: For program point L288-2(lines 209 542) no Hoare annotation was computed. [2021-08-29 03:14:39,949 INFO L858 garLoopResultBuilder]: For program point L520(lines 520 524) no Hoare annotation was computed. [2021-08-29 03:14:39,950 INFO L858 garLoopResultBuilder]: For program point L520-2(lines 520 524) no Hoare annotation was computed. [2021-08-29 03:14:39,950 INFO L858 garLoopResultBuilder]: For program point L322(lines 322 326) no Hoare annotation was computed. [2021-08-29 03:14:39,950 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-08-29 03:14:39,950 INFO L858 garLoopResultBuilder]: For program point L322-2(lines 209 542) no Hoare annotation was computed. [2021-08-29 03:14:39,950 INFO L858 garLoopResultBuilder]: For program point L190(lines 190 550) no Hoare annotation was computed. [2021-08-29 03:14:39,950 INFO L858 garLoopResultBuilder]: For program point L157(lines 157 561) no Hoare annotation was computed. [2021-08-29 03:14:39,950 INFO L858 garLoopResultBuilder]: For program point L124(lines 124 572) no Hoare annotation was computed. [2021-08-29 03:14:39,950 INFO L858 garLoopResultBuilder]: For program point L91(lines 91 95) no Hoare annotation was computed. [2021-08-29 03:14:39,950 INFO L858 garLoopResultBuilder]: For program point L91-1(lines 73 610) no Hoare annotation was computed. [2021-08-29 03:14:39,951 INFO L858 garLoopResultBuilder]: For program point L389(lines 389 407) no Hoare annotation was computed. [2021-08-29 03:14:39,951 INFO L854 garLoopResultBuilder]: At program point L191(lines 187 551) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592))) (.cse4 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse6 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse11 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse12 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse13 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse14 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse15 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse16 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609))) (.cse17 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse18 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse13 .cse14 .cse15 .cse16 .cse17 .cse18) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse14 .cse15 .cse16 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse17 (< ULTIMATE.start_ssl3_accept_~s__state~0 8656) .cse18))) [2021-08-29 03:14:39,951 INFO L854 garLoopResultBuilder]: At program point L158(lines 154 562) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse4 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse7 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse9 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (< ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse8 .cse9 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse10) (and .cse0 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse3 .cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse5 .cse6 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse8 .cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) .cse10))) [2021-08-29 03:14:39,951 INFO L854 garLoopResultBuilder]: At program point L125(lines 124 572) the Hoare annotation is: (and (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528)) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512))) [2021-08-29 03:14:39,951 INFO L858 garLoopResultBuilder]: For program point L92(lines 92 94) no Hoare annotation was computed. [2021-08-29 03:14:39,951 INFO L861 garLoopResultBuilder]: At program point L621(lines 612 623) the Hoare annotation is: true [2021-08-29 03:14:39,951 INFO L858 garLoopResultBuilder]: For program point L390(lines 390 396) no Hoare annotation was computed. [2021-08-29 03:14:39,952 INFO L858 garLoopResultBuilder]: For program point L589(lines 589 593) no Hoare annotation was computed. [2021-08-29 03:14:39,952 INFO L858 garLoopResultBuilder]: For program point L193(lines 193 549) no Hoare annotation was computed. [2021-08-29 03:14:39,952 INFO L858 garLoopResultBuilder]: For program point L160(lines 160 560) no Hoare annotation was computed. [2021-08-29 03:14:39,952 INFO L858 garLoopResultBuilder]: For program point L127(lines 127 571) no Hoare annotation was computed. [2021-08-29 03:14:39,952 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-08-29 03:14:39,952 INFO L858 garLoopResultBuilder]: For program point L458(lines 458 460) no Hoare annotation was computed. [2021-08-29 03:14:39,952 INFO L858 garLoopResultBuilder]: For program point L260(lines 260 262) no Hoare annotation was computed. [2021-08-29 03:14:39,952 INFO L858 garLoopResultBuilder]: For program point L227(lines 227 238) no Hoare annotation was computed. [2021-08-29 03:14:39,952 INFO L858 garLoopResultBuilder]: For program point L227-2(lines 209 542) no Hoare annotation was computed. [2021-08-29 03:14:39,952 INFO L858 garLoopResultBuilder]: For program point L492(lines 492 495) no Hoare annotation was computed. [2021-08-29 03:14:39,953 INFO L858 garLoopResultBuilder]: For program point L294(lines 294 298) no Hoare annotation was computed. [2021-08-29 03:14:39,953 INFO L858 garLoopResultBuilder]: For program point L294-2(lines 294 298) no Hoare annotation was computed. [2021-08-29 03:14:39,953 INFO L858 garLoopResultBuilder]: For program point L427-1(lines 427 435) no Hoare annotation was computed. [2021-08-29 03:14:39,953 INFO L858 garLoopResultBuilder]: For program point L229(lines 229 232) no Hoare annotation was computed. [2021-08-29 03:14:39,953 INFO L858 garLoopResultBuilder]: For program point L196(lines 196 548) no Hoare annotation was computed. [2021-08-29 03:14:39,953 INFO L858 garLoopResultBuilder]: For program point L163(lines 163 559) no Hoare annotation was computed. [2021-08-29 03:14:39,953 INFO L858 garLoopResultBuilder]: For program point L130(lines 130 570) no Hoare annotation was computed. [2021-08-29 03:14:39,953 INFO L854 garLoopResultBuilder]: At program point L197(lines 193 549) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672))) (.cse5 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse8 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse13 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse14 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse15 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse16 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse17 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse18 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609))) (.cse19 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse20 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641))) (.cse21 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) .cse14 (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672) .cse14 .cse15 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) .cse16 .cse17 .cse18 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse19 .cse20 .cse21))) [2021-08-29 03:14:39,954 INFO L854 garLoopResultBuilder]: At program point L164(lines 160 560) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse9 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse3 .cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse5 .cse6 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse7 .cse8 .cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) .cse10) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (< ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse8 .cse9 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse10))) [2021-08-29 03:14:39,954 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-08-29 03:14:39,954 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 608) no Hoare annotation was computed. [2021-08-29 03:14:39,954 INFO L858 garLoopResultBuilder]: For program point L430(lines 430 433) no Hoare annotation was computed. [2021-08-29 03:14:39,954 INFO L858 garLoopResultBuilder]: For program point L331(lines 331 369) no Hoare annotation was computed. [2021-08-29 03:14:39,954 INFO L858 garLoopResultBuilder]: For program point L199(lines 199 547) no Hoare annotation was computed. [2021-08-29 03:14:39,954 INFO L858 garLoopResultBuilder]: For program point L166(lines 166 558) no Hoare annotation was computed. [2021-08-29 03:14:39,954 INFO L858 garLoopResultBuilder]: For program point L133(lines 133 569) no Hoare annotation was computed. [2021-08-29 03:14:39,955 INFO L854 garLoopResultBuilder]: At program point L100-2(lines 100 598) the Hoare annotation is: (let ((.cse3 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) (.cse4 (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576)) (.cse1 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2)) (.cse0 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3)) (.cse2 (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (or (and .cse0 (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0))) (and (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561)) (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545)) (< ULTIMATE.start_ssl3_accept_~s__state~0 8576) (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 .cse2) (and (<= 8672 ULTIMATE.start_ssl3_accept_~s__state~0) .cse0 .cse3 .cse4) (and (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) .cse1 (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641))) (and (= 3 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0) .cse0 .cse2 (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)) (<= ULTIMATE.start_ssl3_accept_~s__state~0 3))) [2021-08-29 03:14:39,955 INFO L858 garLoopResultBuilder]: For program point L530(lines 530 536) no Hoare annotation was computed. [2021-08-29 03:14:39,955 INFO L858 garLoopResultBuilder]: For program point L497(lines 497 499) no Hoare annotation was computed. [2021-08-29 03:14:39,955 INFO L858 garLoopResultBuilder]: For program point L530-1(lines 530 536) no Hoare annotation was computed. [2021-08-29 03:14:39,955 INFO L858 garLoopResultBuilder]: For program point L497-2(lines 209 542) no Hoare annotation was computed. [2021-08-29 03:14:39,955 INFO L854 garLoopResultBuilder]: At program point L398(lines 389 407) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse4 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse7 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse9 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (< ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse8 .cse9 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse10) (and .cse0 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse3 .cse4 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse5 .cse6 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse8 .cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) .cse10))) [2021-08-29 03:14:39,955 INFO L858 garLoopResultBuilder]: For program point L233(lines 233 236) no Hoare annotation was computed. [2021-08-29 03:14:39,955 INFO L854 garLoopResultBuilder]: At program point L167(lines 166 558) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse4 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse8 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 (= 3 ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (< ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse10 .cse11) (and (<= ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0 8576) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) (<= ULTIMATE.start_ssl3_accept_~s__state~0 8448)) (and .cse0 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse3 .cse4 .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse6 .cse7 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse9 .cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) .cse11))) [2021-08-29 03:14:39,956 INFO L854 garLoopResultBuilder]: At program point L134(lines 127 571) the Hoare annotation is: (let ((.cse0 (not (= 8497 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8480))) (.cse2 (not (= 8496 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse3 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8561))) (.cse4 (not (= 8513 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8544))) (.cse6 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8481))) (.cse7 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8529))) (.cse8 (not (= 8560 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse9 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8545))) (.cse10 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8528))) (.cse11 (not (= 8448 ULTIMATE.start_ssl3_accept_~s__state~0))) (.cse12 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8512)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (< ULTIMATE.start_ssl3_accept_~s__state~0 8576) .cse10 .cse11 (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 2) (<= 8448 ULTIMATE.start_ssl3_accept_~s__state~0) .cse12) (and .cse0 (not (= 8577 ULTIMATE.start_ssl3_accept_~s__state~0)) .cse1 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8673)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8592)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8672)) .cse2 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8640)) .cse3 .cse4 .cse5 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8608)) .cse6 .cse7 (not (= 8576 ULTIMATE.start_ssl3_accept_~s__state~0)) (<= ULTIMATE.start_ssl3_accept_~blastFlag~0 3) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8657)) .cse8 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8656)) (not (= 12292 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__hit~0 0)) .cse9 .cse10 .cse11 (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8609)) (not (= 8593 ULTIMATE.start_ssl3_accept_~s__state~0)) (not (= ULTIMATE.start_ssl3_accept_~s__state~0 8641)) .cse12))) [2021-08-29 03:14:39,956 INFO L858 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2021-08-29 03:14:39,959 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-29 03:14:39,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.08 03:14:39 BoogieIcfgContainer [2021-08-29 03:14:39,982 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-29 03:14:39,983 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-29 03:14:39,983 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-29 03:14:39,983 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-29 03:14:39,983 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 03:14:18" (3/4) ... [2021-08-29 03:14:39,985 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-29 03:14:39,996 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-08-29 03:14:39,996 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-08-29 03:14:39,997 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-29 03:14:39,998 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-29 03:14:40,067 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-29 03:14:40,067 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-29 03:14:40,068 INFO L158 Benchmark]: Toolchain (without parser) took 22032.92ms. Allocated memory was 50.3MB in the beginning and 323.0MB in the end (delta: 272.6MB). Free memory was 27.5MB in the beginning and 281.3MB in the end (delta: -253.8MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2021-08-29 03:14:40,073 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 50.3MB. Free memory was 31.9MB in the beginning and 31.9MB in the end (delta: 37.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-29 03:14:40,073 INFO L158 Benchmark]: CACSL2BoogieTranslator took 225.32ms. Allocated memory was 50.3MB in the beginning and 69.2MB in the end (delta: 18.9MB). Free memory was 27.3MB in the beginning and 50.4MB in the end (delta: -23.1MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2021-08-29 03:14:40,073 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.82ms. Allocated memory is still 69.2MB. Free memory was 50.4MB in the beginning and 47.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-08-29 03:14:40,073 INFO L158 Benchmark]: Boogie Preprocessor took 19.59ms. Allocated memory is still 69.2MB. Free memory was 47.4MB in the beginning and 45.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-08-29 03:14:40,075 INFO L158 Benchmark]: RCFGBuilder took 324.10ms. Allocated memory is still 69.2MB. Free memory was 45.3MB in the beginning and 38.6MB in the end (delta: 6.6MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2021-08-29 03:14:40,075 INFO L158 Benchmark]: TraceAbstraction took 21341.71ms. Allocated memory was 69.2MB in the beginning and 323.0MB in the end (delta: 253.8MB). Free memory was 38.1MB in the beginning and 294.9MB in the end (delta: -256.8MB). Peak memory consumption was 186.1MB. Max. memory is 16.1GB. [2021-08-29 03:14:40,076 INFO L158 Benchmark]: Witness Printer took 84.46ms. Allocated memory is still 323.0MB. Free memory was 294.9MB in the beginning and 281.3MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-08-29 03:14:40,076 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 50.3MB. Free memory was 31.9MB in the beginning and 31.9MB in the end (delta: 37.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 225.32ms. Allocated memory was 50.3MB in the beginning and 69.2MB in the end (delta: 18.9MB). Free memory was 27.3MB in the beginning and 50.4MB in the end (delta: -23.1MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.82ms. Allocated memory is still 69.2MB. Free memory was 50.4MB in the beginning and 47.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.59ms. Allocated memory is still 69.2MB. Free memory was 47.4MB in the beginning and 45.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 324.10ms. Allocated memory is still 69.2MB. Free memory was 45.3MB in the beginning and 38.6MB in the end (delta: 6.6MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. * TraceAbstraction took 21341.71ms. Allocated memory was 69.2MB in the beginning and 323.0MB in the end (delta: 253.8MB). Free memory was 38.1MB in the beginning and 294.9MB in the end (delta: -256.8MB). Peak memory consumption was 186.1MB. Max. memory is 16.1GB. * Witness Printer took 84.46ms. Allocated memory is still 323.0MB. Free memory was 294.9MB in the beginning and 281.3MB in the end (delta: 13.6MB). 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, 0.00ms ErrorAutomatonConstructionTimeTotal, 0.00ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.00ms ErrorAutomatonConstructionTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 608]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 141 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 21273.05ms, OverallIterations: 36, TraceHistogramMax: 25, EmptinessCheckTime: 109.68ms, AutomataDifference: 8633.23ms, DeadEndRemovalTime: 0.00ms, HoareAnnotationTime: 5561.16ms, InitialAbstractionConstructionTime: 9.53ms, PartialOrderReductionTime: 0.00ms, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5511 SdHoareTripleChecker+Valid, 7459.08ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5511 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 5713.21ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2394 mSDsCounter, 1466 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11790 IncrementalHoareTripleChecker+Invalid, 13256 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1466 mSolverCounterUnsat, 0 mSDtfsCounter, 11790 mSolverCounterSat, 32.11ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2326 GetRequests, 2273 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 147.56ms Time, 0.00ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=2989occurred in iteration=29, InterpolantAutomatonStates: 119, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.00ms DumpTime, AutomataMinimizationStatistics: 842.31ms AutomataMinimizationTime, 36 MinimizatonAttempts, 2564 StatesRemovedByMinimization, 31 NontrivialMinimizations, HoareAnnotationStatistics: 0.00ms HoareAnnotationTime, 28 LocationsWithAnnotation, 28 PreInvPairs, 212 NumberOfFragments, 3424 HoareAnnotationTreeSize, 28 FomulaSimplifications, 41026 FormulaSimplificationTreeSizeReduction, 805.02ms HoareSimplificationTime, 28 FomulaSimplificationsInter, 7133 FormulaSimplificationTreeSizeReductionInter, 4742.75ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 145.76ms SsaConstructionTime, 496.58ms SatisfiabilityAnalysisTime, 4293.61ms InterpolantComputationTime, 9386 NumberOfCodeBlocks, 9386 NumberOfCodeBlocksAsserted, 39 NumberOfCheckSat, 10317 ConstructedInterpolants, 0 QuantifiedInterpolants, 13978 SizeOfPredicates, 2 NumberOfNonLiveVariables, 2022 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 41 InterpolantComputations, 34 PerfectInterpolantSequences, 45837/46019 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: 328]: Loop Invariant Derived loop invariant: (((((((((((((!(8497 == s__state) && !(s__state == 8480)) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(8560 == s__state)) && !(s__state == 8545)) && s__state < 8576) && !(8448 == s__state)) && blastFlag <= 2) && 8448 <= s__state) && !(s__state == 8512)) || (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 106]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) || ((!(8448 == s__state) && blastFlag <= 2) && s__state <= 8448) - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: !(s__state == 8672) - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(8560 == s__state)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) || (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && s__state <= 8672) && !(8560 == s__state)) && !(s__state == 8545)) && s__s3__tmp__next_state___0 <= 8576) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && blastFlag <= 2) && 8448 <= s__state) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: (((((((((((((!(8497 == s__state) && !(s__state == 8480)) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8560 == s__state)) && s__state < 8576) && !(s__state == 8528)) && !(8448 == s__state)) && blastFlag <= 2) && 8448 <= s__state) && !(s__state == 8512)) || (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8512)) || ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8545)) && s__s3__tmp__next_state___0 <= 8576) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && blastFlag <= 2) && 8448 <= s__state) && !(8593 == s__state)) && s__state < 8656) && !(s__state == 8512)) - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: (((((blastFlag <= 3 && !(s__hit == 0)) || ((((((((((!(8497 == s__state) && !(s__state == 8480)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8529)) && !(s__state == 8545)) && s__state < 8576) && !(8448 == s__state)) && blastFlag <= 2) && 8448 <= s__state)) || (((8672 <= s__state && blastFlag <= 3) && s__state <= 8672) && s__s3__tmp__next_state___0 <= 8576)) || (((((((!(8577 == s__state) && s__state <= 8672) && !(s__state == 8657)) && s__s3__tmp__next_state___0 <= 8576) && !(s__state == 8609)) && blastFlag <= 2) && !(8593 == s__state)) && !(s__state == 8641))) || (((3 == s__s3__tmp__next_state___0 && blastFlag <= 3) && 8448 <= s__state) && s__state <= 8448)) || s__state <= 3 - InvariantResult [Line: 389]: Loop Invariant Derived loop invariant: (((((((((((((!(8497 == s__state) && !(s__state == 8480)) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8560 == s__state)) && s__state < 8576) && !(s__state == 8528)) && !(8448 == s__state)) && blastFlag <= 2) && 8448 <= s__state) && !(s__state == 8512)) || (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: (((((((((((((!(8497 == s__state) && !(s__state == 8480)) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8560 == s__state)) && s__state < 8576) && !(s__state == 8528)) && !(8448 == s__state)) && blastFlag <= 2) && 8448 <= s__state) && !(s__state == 8512)) || (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) || ((((((((((((((!(8497 == s__state) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8529)) && !(8560 == s__state)) && !(s__state == 8545)) && s__s3__tmp__next_state___0 <= 8576) && s__state < 8576) && !(s__state == 8528)) && !(8448 == s__state)) && blastFlag <= 2) && 8448 <= s__state) && !(s__state == 8512)) - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) || (((((((((((((!(8497 == s__state) && !(s__state == 8480)) && !(8496 == s__state)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(s__state == 8545)) && s__state < 8576) && !(s__state == 8528)) && !(8448 == s__state)) && blastFlag <= 2) && 8448 <= s__state) && !(s__state == 8512)) - InvariantResult [Line: 103]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512) - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512) - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: (((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8560 == s__state)) && !(s__state == 8545)) && s__state < 8576) && !(s__state == 8528)) && !(8448 == s__state)) && blastFlag <= 2) && 8448 <= s__state) && !(s__state == 8512)) || (((((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) || (((((((((((((!(8497 == s__state) && !(s__state == 8480)) && !(8496 == s__state)) && !(s__state == 8561)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8560 == s__state)) && !(s__state == 8545)) && s__state < 8576) && !(s__state == 8528)) && !(8448 == s__state)) && blastFlag <= 2) && 8448 <= s__state) - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: ((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && !(8496 == s__state)) && 3 == s__s3__tmp__next_state___0) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8560 == s__state)) && !(s__state == 8545)) && s__state < 8576) && !(s__state == 8528)) && !(s__state == 8512)) || (((s__s3__tmp__next_state___0 <= 8576 && blastFlag <= 2) && 8448 <= s__state) && s__state <= 8448)) || ((((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: (((((((((((((!(s__state == 8480) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8560 == s__state)) && !(s__state == 8545)) && s__state < 8576) && !(s__state == 8528)) && !(8448 == s__state)) && blastFlag <= 2) && 8448 <= s__state) && !(s__state == 8512)) || (((((((((((((((((((((((((!(8577 == s__state) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: ((((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && s__state <= 8576) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8560 == s__state)) && !(s__state == 8545)) && s__s3__tmp__next_state___0 <= 8576) && !(s__state == 8528)) && !(8448 == s__state)) && blastFlag <= 2) && 8448 <= s__state) && !(s__state == 8512)) || (((((((((((((((((((((((((!(8497 == s__state) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8545)) && s__s3__tmp__next_state___0 <= 8576) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && blastFlag <= 2) && 8448 <= s__state) && s__state < 8656) && !(s__state == 8641)) && !(s__state == 8512)) || (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 612]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: (((8672 <= s__state && blastFlag <= 3) && s__state <= 8672) && s__s3__tmp__next_state___0 <= 8576) || (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8592)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && !(8560 == s__state)) && !(s__state == 8545)) && s__s3__tmp__next_state___0 <= 8576) && !(s__state == 8528)) && !(8448 == s__state)) && blastFlag <= 2) && 8448 <= s__state) && !(8593 == s__state)) && s__state < 8656) && !(s__state == 8641)) && !(s__state == 8512)) || (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(s__state == 8529)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(s__state == 8528)) && !(8448 == s__state)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: (((((((((((((!(8497 == s__state) && !(s__state == 8480)) && !(8496 == s__state)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8481)) && !(8560 == s__state)) && !(s__state == 8545)) && s__state < 8576) && !(8448 == s__state)) && blastFlag <= 2) && 8448 <= s__state) && !(s__state == 8512)) || (((((((((((((((((((((((((!(8497 == s__state) && !(8577 == s__state)) && !(s__state == 8480)) && !(s__state == 8673)) && !(s__state == 8592)) && !(s__state == 8672)) && !(8496 == s__state)) && !(s__state == 8640)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8544)) && !(s__state == 8608)) && !(s__state == 8481)) && !(8576 == s__state)) && blastFlag <= 3) && !(s__state == 8657)) && !(8560 == s__state)) && !(s__state == 8656)) && !(12292 == s__state)) && !(s__hit == 0)) && !(s__state == 8545)) && !(8448 == s__state)) && !(s__state == 8609)) && !(8593 == s__state)) && !(s__state == 8641)) && !(s__state == 8512)) - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: (((((blastFlag <= 3 && !(s__hit == 0)) || ((((((((((!(8497 == s__state) && !(s__state == 8480)) && !(s__state == 8561)) && !(8513 == s__state)) && !(s__state == 8481)) && !(s__state == 8529)) && !(s__state == 8545)) && s__state < 8576) && !(8448 == s__state)) && blastFlag <= 2) && 8448 <= s__state)) || (((8672 <= s__state && blastFlag <= 3) && s__state <= 8672) && s__s3__tmp__next_state___0 <= 8576)) || (((((((!(8577 == s__state) && s__state <= 8672) && !(s__state == 8657)) && s__s3__tmp__next_state___0 <= 8576) && !(s__state == 8609)) && blastFlag <= 2) && !(8593 == s__state)) && !(s__state == 8641))) || (((3 == s__s3__tmp__next_state___0 && blastFlag <= 3) && 8448 <= s__state) && s__state <= 8448)) || s__state <= 3 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: !(s__state == 8672) RESULT: Ultimate proved your program to be correct! [2021-08-29 03:14:40,117 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...