/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCInlineTransformed.xml -s ../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_BvToInt_NONE.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-a10ec3b [2022-01-10 23:50:32,184 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-10 23:50:32,186 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-10 23:50:32,255 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-10 23:50:32,256 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-10 23:50:32,258 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-10 23:50:32,260 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-10 23:50:32,261 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-10 23:50:32,263 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-10 23:50:32,263 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-10 23:50:32,264 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-10 23:50:32,265 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-10 23:50:32,265 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-10 23:50:32,266 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-10 23:50:32,267 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-10 23:50:32,267 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-10 23:50:32,268 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-10 23:50:32,269 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-10 23:50:32,270 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-10 23:50:32,275 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-10 23:50:32,279 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-10 23:50:32,283 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-10 23:50:32,287 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-10 23:50:32,288 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-10 23:50:32,293 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-01-10 23:50:32,293 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-01-10 23:50:32,293 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-01-10 23:50:32,294 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-01-10 23:50:32,294 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-01-10 23:50:32,295 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-01-10 23:50:32,295 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-01-10 23:50:32,296 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-01-10 23:50:32,296 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-01-10 23:50:32,297 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-01-10 23:50:32,298 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-01-10 23:50:32,298 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-01-10 23:50:32,298 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-01-10 23:50:32,299 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-01-10 23:50:32,299 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-10 23:50:32,299 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-10 23:50:32,300 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-10 23:50:32,301 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_BvToInt_NONE.epf [2022-01-10 23:50:32,324 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-10 23:50:32,325 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-10 23:50:32,326 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-10 23:50:32,326 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-10 23:50:32,327 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-10 23:50:32,327 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-10 23:50:32,327 INFO L138 SettingsManager]: * Use SBE=true [2022-01-10 23:50:32,327 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-10 23:50:32,327 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-10 23:50:32,328 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-10 23:50:32,328 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-10 23:50:32,328 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-10 23:50:32,328 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-10 23:50:32,329 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-01-10 23:50:32,329 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-01-10 23:50:32,329 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-01-10 23:50:32,329 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-10 23:50:32,329 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-10 23:50:32,329 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-10 23:50:32,329 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-10 23:50:32,329 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-10 23:50:32,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 23:50:32,330 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-10 23:50:32,330 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-10 23:50:32,330 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-10 23:50:32,330 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-10 23:50:32,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-10 23:50:32,330 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-10 23:50:32,330 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-10 23:50:32,330 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-10 23:50:32,331 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-01-10 23:50:32,331 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-01-10 23:50:32,331 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-01-10 23:50:32,331 INFO L138 SettingsManager]: * TransformationType=BV_TO_INT_NONE 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-10 23:50:32,563 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-10 23:50:32,582 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-10 23:50:32,585 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-10 23:50:32,586 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-10 23:50:32,586 INFO L275 PluginConnector]: CDTParser initialized [2022-01-10 23:50:32,587 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c [2022-01-10 23:50:32,646 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b5d72b5d/12bb4228d2ad4f64a25b805f63279c39/FLAG78909d7e7 [2022-01-10 23:50:33,167 INFO L306 CDTParser]: Found 1 translation units. [2022-01-10 23:50:33,168 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c [2022-01-10 23:50:33,190 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b5d72b5d/12bb4228d2ad4f64a25b805f63279c39/FLAG78909d7e7 [2022-01-10 23:50:33,465 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b5d72b5d/12bb4228d2ad4f64a25b805f63279c39 [2022-01-10 23:50:33,469 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-10 23:50:33,470 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-01-10 23:50:33,473 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-10 23:50:33,473 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-10 23:50:33,478 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-10 23:50:33,478 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 11:50:33" (1/1) ... [2022-01-10 23:50:33,479 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1435418a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 11:50:33, skipping insertion in model container [2022-01-10 23:50:33,479 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 11:50:33" (1/1) ... [2022-01-10 23:50:33,484 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-10 23:50:33,558 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-10 23:50:33,840 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c[19915,19928] [2022-01-10 23:50:33,974 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 23:50:33,988 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-01-10 23:50:34,010 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-10 23:50:34,055 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c[19915,19928] [2022-01-10 23:50:34,131 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 23:50:34,137 INFO L203 MainTranslator]: Completed pre-run [2022-01-10 23:50:34,174 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c[19915,19928] [2022-01-10 23:50:34,207 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 23:50:34,233 INFO L208 MainTranslator]: Completed translation [2022-01-10 23:50:34,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 11:50:34 WrapperNode [2022-01-10 23:50:34,233 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-10 23:50:34,234 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-10 23:50:34,234 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-10 23:50:34,235 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-10 23:50:34,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 11:50:34" (1/1) ... [2022-01-10 23:50:34,274 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 11:50:34" (1/1) ... [2022-01-10 23:50:34,336 INFO L137 Inliner]: procedures = 109, calls = 125, calls flagged for inlining = 54, calls inlined = 55, statements flattened = 754 [2022-01-10 23:50:34,337 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-10 23:50:34,337 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-10 23:50:34,337 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-10 23:50:34,337 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-10 23:50:34,346 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 11:50:34" (1/1) ... [2022-01-10 23:50:34,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 11:50:34" (1/1) ... [2022-01-10 23:50:34,355 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 11:50:34" (1/1) ... [2022-01-10 23:50:34,356 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 11:50:34" (1/1) ... [2022-01-10 23:50:34,377 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 11:50:34" (1/1) ... [2022-01-10 23:50:34,388 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 11:50:34" (1/1) ... [2022-01-10 23:50:34,395 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 11:50:34" (1/1) ... [2022-01-10 23:50:34,400 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-10 23:50:34,401 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-10 23:50:34,401 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-10 23:50:34,401 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-10 23:50:34,414 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 11:50:34" (1/1) ... [2022-01-10 23:50:34,420 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 23:50:34,431 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-10 23:50:34,444 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) [2022-01-10 23:50:34,473 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 [2022-01-10 23:50:34,487 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2022-01-10 23:50:34,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-10 23:50:34,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-01-10 23:50:34,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-10 23:50:34,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-10 23:50:34,617 INFO L234 CfgBuilder]: Building ICFG [2022-01-10 23:50:34,618 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-10 23:50:35,079 INFO L275 CfgBuilder]: Performing block encoding [2022-01-10 23:50:35,091 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-10 23:50:35,091 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-01-10 23:50:35,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 11:50:35 BoogieIcfgContainer [2022-01-10 23:50:35,094 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-10 23:50:35,095 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-01-10 23:50:35,095 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-01-10 23:50:35,097 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-01-10 23:50:35,101 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 11:50:35" (1/1) ... [2022-01-10 23:50:35,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 10.01 11:50:35 BasicIcfg [2022-01-10 23:50:35,335 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-01-10 23:50:35,337 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-10 23:50:35,337 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-10 23:50:35,339 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-10 23:50:35,339 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.01 11:50:33" (1/4) ... [2022-01-10 23:50:35,340 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52a4e795 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 11:50:35, skipping insertion in model container [2022-01-10 23:50:35,340 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 11:50:34" (2/4) ... [2022-01-10 23:50:35,341 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52a4e795 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 11:50:35, skipping insertion in model container [2022-01-10 23:50:35,341 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 11:50:35" (3/4) ... [2022-01-10 23:50:35,341 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52a4e795 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.01 11:50:35, skipping insertion in model container [2022-01-10 23:50:35,341 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 10.01 11:50:35" (4/4) ... [2022-01-10 23:50:35,342 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec11_product03.cil.cTransformedIcfg [2022-01-10 23:50:35,346 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-10 23:50:35,346 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-01-10 23:50:35,399 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-10 23:50:35,405 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-10 23:50:35,405 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-01-10 23:50:35,422 INFO L276 IsEmpty]: Start isEmpty. Operand has 139 states, 136 states have (on average 1.5661764705882353) internal successors, (213), 138 states have internal predecessors, (213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 23:50:35,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-01-10 23:50:35,430 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 23:50:35,431 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 23:50:35,431 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 23:50:35,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 23:50:35,437 INFO L85 PathProgramCache]: Analyzing trace with hash -836517826, now seen corresponding path program 1 times [2022-01-10 23:50:35,445 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 23:50:35,446 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844306136] [2022-01-10 23:50:35,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 23:50:35,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 23:50:35,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 23:50:35,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 23:50:35,866 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 23:50:35,866 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844306136] [2022-01-10 23:50:35,866 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [844306136] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 23:50:35,866 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 23:50:35,867 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-10 23:50:35,868 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164285795] [2022-01-10 23:50:35,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 23:50:35,872 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-10 23:50:35,872 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 23:50:35,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-10 23:50:35,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-10 23:50:35,907 INFO L87 Difference]: Start difference. First operand has 139 states, 136 states have (on average 1.5661764705882353) internal successors, (213), 138 states have internal predecessors, (213), 0 states have call successors, (0), 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 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 23:50:35,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 23:50:35,949 INFO L93 Difference]: Finished difference Result 224 states and 334 transitions. [2022-01-10 23:50:35,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-10 23:50:35,952 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2022-01-10 23:50:35,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 23:50:35,961 INFO L225 Difference]: With dead ends: 224 [2022-01-10 23:50:35,962 INFO L226 Difference]: Without dead ends: 119 [2022-01-10 23:50:35,965 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-10 23:50:35,968 INFO L933 BasicCegarLoop]: 207 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 207 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 23:50:35,969 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 207 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 23:50:35,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2022-01-10 23:50:36,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2022-01-10 23:50:36,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 117 states have (on average 1.5555555555555556) internal successors, (182), 118 states have internal predecessors, (182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 23:50:36,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 182 transitions. [2022-01-10 23:50:36,021 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 182 transitions. Word has length 37 [2022-01-10 23:50:36,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 23:50:36,021 INFO L470 AbstractCegarLoop]: Abstraction has 119 states and 182 transitions. [2022-01-10 23:50:36,021 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 23:50:36,022 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 182 transitions. [2022-01-10 23:50:36,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-01-10 23:50:36,025 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 23:50:36,026 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 23:50:36,026 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-10 23:50:36,026 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 23:50:36,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 23:50:36,029 INFO L85 PathProgramCache]: Analyzing trace with hash -1629688342, now seen corresponding path program 1 times [2022-01-10 23:50:36,029 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 23:50:36,029 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313022622] [2022-01-10 23:50:36,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 23:50:36,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 23:50:36,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 23:50:36,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 23:50:36,289 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 23:50:36,289 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313022622] [2022-01-10 23:50:36,290 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [313022622] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 23:50:36,290 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 23:50:36,290 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 23:50:36,290 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761580265] [2022-01-10 23:50:36,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 23:50:36,293 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 23:50:36,293 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 23:50:36,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 23:50:36,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 23:50:36,297 INFO L87 Difference]: Start difference. First operand 119 states and 182 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 23:50:36,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 23:50:36,382 INFO L93 Difference]: Finished difference Result 224 states and 344 transitions. [2022-01-10 23:50:36,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 23:50:36,383 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2022-01-10 23:50:36,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 23:50:36,388 INFO L225 Difference]: With dead ends: 224 [2022-01-10 23:50:36,388 INFO L226 Difference]: Without dead ends: 119 [2022-01-10 23:50:36,389 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 23:50:36,390 INFO L933 BasicCegarLoop]: 168 mSDtfsCounter, 165 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 173 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 23:50:36,391 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [165 Valid, 173 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 23:50:36,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2022-01-10 23:50:36,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2022-01-10 23:50:36,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 117 states have (on average 1.5384615384615385) internal successors, (180), 118 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 23:50:36,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 180 transitions. [2022-01-10 23:50:36,407 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 180 transitions. Word has length 38 [2022-01-10 23:50:36,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 23:50:36,408 INFO L470 AbstractCegarLoop]: Abstraction has 119 states and 180 transitions. [2022-01-10 23:50:36,411 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 23:50:36,411 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 180 transitions. [2022-01-10 23:50:36,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-01-10 23:50:36,418 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 23:50:36,418 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 23:50:36,419 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-10 23:50:36,419 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 23:50:36,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 23:50:36,419 INFO L85 PathProgramCache]: Analyzing trace with hash 55069512, now seen corresponding path program 1 times [2022-01-10 23:50:36,419 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 23:50:36,420 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83967058] [2022-01-10 23:50:36,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 23:50:36,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 23:50:36,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 23:50:36,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 23:50:36,539 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 23:50:36,539 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [83967058] [2022-01-10 23:50:36,540 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [83967058] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 23:50:36,540 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 23:50:36,540 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 23:50:36,540 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454251447] [2022-01-10 23:50:36,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 23:50:36,541 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 23:50:36,541 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 23:50:36,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 23:50:36,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 23:50:36,542 INFO L87 Difference]: Start difference. First operand 119 states and 180 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 23:50:36,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 23:50:36,586 INFO L93 Difference]: Finished difference Result 223 states and 338 transitions. [2022-01-10 23:50:36,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 23:50:36,586 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 40 [2022-01-10 23:50:36,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 23:50:36,590 INFO L225 Difference]: With dead ends: 223 [2022-01-10 23:50:36,590 INFO L226 Difference]: Without dead ends: 123 [2022-01-10 23:50:36,595 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 23:50:36,599 INFO L933 BasicCegarLoop]: 179 mSDtfsCounter, 159 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 159 SdHoareTripleChecker+Valid, 186 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 23:50:36,599 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [159 Valid, 186 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 23:50:36,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2022-01-10 23:50:36,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 119. [2022-01-10 23:50:36,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 117 states have (on average 1.5299145299145298) internal successors, (179), 118 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 23:50:36,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 179 transitions. [2022-01-10 23:50:36,616 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 179 transitions. Word has length 40 [2022-01-10 23:50:36,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 23:50:36,617 INFO L470 AbstractCegarLoop]: Abstraction has 119 states and 179 transitions. [2022-01-10 23:50:36,617 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 23:50:36,617 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 179 transitions. [2022-01-10 23:50:36,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-01-10 23:50:36,619 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 23:50:36,619 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 23:50:36,619 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-10 23:50:36,619 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 23:50:36,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 23:50:36,620 INFO L85 PathProgramCache]: Analyzing trace with hash 1329143007, now seen corresponding path program 1 times [2022-01-10 23:50:36,620 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 23:50:36,620 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707679784] [2022-01-10 23:50:36,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 23:50:36,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 23:50:36,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 23:50:36,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 23:50:36,775 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 23:50:36,776 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707679784] [2022-01-10 23:50:36,776 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707679784] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 23:50:36,776 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 23:50:36,776 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-10 23:50:36,777 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176305608] [2022-01-10 23:50:36,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 23:50:36,778 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-10 23:50:36,778 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 23:50:36,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-10 23:50:36,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-10 23:50:36,779 INFO L87 Difference]: Start difference. First operand 119 states and 179 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 23:50:36,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 23:50:36,898 INFO L93 Difference]: Finished difference Result 318 states and 467 transitions. [2022-01-10 23:50:36,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-10 23:50:36,899 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 0 states have call successors, (0), 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 41 [2022-01-10 23:50:36,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 23:50:36,901 INFO L225 Difference]: With dead ends: 318 [2022-01-10 23:50:36,901 INFO L226 Difference]: Without dead ends: 274 [2022-01-10 23:50:36,901 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-01-10 23:50:36,907 INFO L933 BasicCegarLoop]: 176 mSDtfsCounter, 300 mSDsluCounter, 489 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 300 SdHoareTripleChecker+Valid, 665 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 23:50:36,908 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [300 Valid, 665 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 23:50:36,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2022-01-10 23:50:36,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 208. [2022-01-10 23:50:36,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 206 states have (on average 1.558252427184466) internal successors, (321), 207 states have internal predecessors, (321), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 23:50:36,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 321 transitions. [2022-01-10 23:50:36,935 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 321 transitions. Word has length 41 [2022-01-10 23:50:36,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 23:50:36,936 INFO L470 AbstractCegarLoop]: Abstraction has 208 states and 321 transitions. [2022-01-10 23:50:36,936 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 23:50:36,936 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 321 transitions. [2022-01-10 23:50:36,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-01-10 23:50:36,937 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 23:50:36,937 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 23:50:36,937 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-01-10 23:50:36,937 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 23:50:36,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 23:50:36,938 INFO L85 PathProgramCache]: Analyzing trace with hash -832998937, now seen corresponding path program 1 times [2022-01-10 23:50:36,938 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 23:50:36,938 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562154195] [2022-01-10 23:50:36,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 23:50:36,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 23:50:36,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 23:50:37,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 23:50:37,058 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 23:50:37,058 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [562154195] [2022-01-10 23:50:37,058 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [562154195] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 23:50:37,058 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 23:50:37,058 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-10 23:50:37,058 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104650215] [2022-01-10 23:50:37,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 23:50:37,059 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-10 23:50:37,059 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 23:50:37,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-10 23:50:37,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-10 23:50:37,060 INFO L87 Difference]: Start difference. First operand 208 states and 321 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 23:50:37,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 23:50:37,179 INFO L93 Difference]: Finished difference Result 586 states and 875 transitions. [2022-01-10 23:50:37,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-10 23:50:37,179 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 42 [2022-01-10 23:50:37,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 23:50:37,183 INFO L225 Difference]: With dead ends: 586 [2022-01-10 23:50:37,183 INFO L226 Difference]: Without dead ends: 510 [2022-01-10 23:50:37,184 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-01-10 23:50:37,184 INFO L933 BasicCegarLoop]: 203 mSDtfsCounter, 245 mSDsluCounter, 487 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 245 SdHoareTripleChecker+Valid, 690 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-10 23:50:37,185 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [245 Valid, 690 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-10 23:50:37,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 510 states. [2022-01-10 23:50:37,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 510 to 387. [2022-01-10 23:50:37,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 387 states, 385 states have (on average 1.5766233766233766) internal successors, (607), 386 states have internal predecessors, (607), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 23:50:37,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 387 states and 607 transitions. [2022-01-10 23:50:37,236 INFO L78 Accepts]: Start accepts. Automaton has 387 states and 607 transitions. Word has length 42 [2022-01-10 23:50:37,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 23:50:37,236 INFO L470 AbstractCegarLoop]: Abstraction has 387 states and 607 transitions. [2022-01-10 23:50:37,236 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 23:50:37,236 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 607 transitions. [2022-01-10 23:50:37,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-01-10 23:50:37,238 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 23:50:37,238 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 23:50:37,238 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-01-10 23:50:37,238 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 23:50:37,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 23:50:37,239 INFO L85 PathProgramCache]: Analyzing trace with hash 974594139, now seen corresponding path program 1 times [2022-01-10 23:50:37,239 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 23:50:37,239 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743815946] [2022-01-10 23:50:37,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 23:50:37,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 23:50:37,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 23:50:37,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 23:50:37,342 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 23:50:37,342 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743815946] [2022-01-10 23:50:37,342 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743815946] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 23:50:37,342 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 23:50:37,342 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-10 23:50:37,342 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191392195] [2022-01-10 23:50:37,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 23:50:37,343 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-10 23:50:37,343 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 23:50:37,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-10 23:50:37,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-10 23:50:37,344 INFO L87 Difference]: Start difference. First operand 387 states and 607 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 23:50:37,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 23:50:37,472 INFO L93 Difference]: Finished difference Result 1125 states and 1697 transitions. [2022-01-10 23:50:37,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-10 23:50:37,473 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 43 [2022-01-10 23:50:37,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 23:50:37,477 INFO L225 Difference]: With dead ends: 1125 [2022-01-10 23:50:37,477 INFO L226 Difference]: Without dead ends: 984 [2022-01-10 23:50:37,478 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-01-10 23:50:37,478 INFO L933 BasicCegarLoop]: 203 mSDtfsCounter, 244 mSDsluCounter, 487 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 244 SdHoareTripleChecker+Valid, 690 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 23:50:37,479 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [244 Valid, 690 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 23:50:37,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 984 states. [2022-01-10 23:50:37,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 984 to 746. [2022-01-10 23:50:37,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 746 states, 744 states have (on average 1.5873655913978495) internal successors, (1181), 745 states have internal predecessors, (1181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 23:50:37,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 746 states and 1181 transitions. [2022-01-10 23:50:37,531 INFO L78 Accepts]: Start accepts. Automaton has 746 states and 1181 transitions. Word has length 43 [2022-01-10 23:50:37,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 23:50:37,532 INFO L470 AbstractCegarLoop]: Abstraction has 746 states and 1181 transitions. [2022-01-10 23:50:37,532 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 23:50:37,532 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1181 transitions. [2022-01-10 23:50:37,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-01-10 23:50:37,533 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 23:50:37,533 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 23:50:37,533 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-01-10 23:50:37,533 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 23:50:37,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 23:50:37,534 INFO L85 PathProgramCache]: Analyzing trace with hash 1003223290, now seen corresponding path program 1 times [2022-01-10 23:50:37,534 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-10 23:50:37,534 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610428333] [2022-01-10 23:50:37,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 23:50:37,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-10 23:50:37,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 23:50:37,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 23:50:37,624 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-10 23:50:37,624 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1610428333] [2022-01-10 23:50:37,624 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1610428333] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 23:50:37,625 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 23:50:37,625 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-10 23:50:37,625 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055276083] [2022-01-10 23:50:37,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 23:50:37,625 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-01-10 23:50:37,625 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-10 23:50:37,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-01-10 23:50:37,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-01-10 23:50:37,626 INFO L87 Difference]: Start difference. First operand 746 states and 1181 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 23:50:37,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 23:50:37,721 INFO L93 Difference]: Finished difference Result 922 states and 1420 transitions. [2022-01-10 23:50:37,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-01-10 23:50:37,722 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 43 [2022-01-10 23:50:37,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 23:50:37,723 INFO L225 Difference]: With dead ends: 922 [2022-01-10 23:50:37,723 INFO L226 Difference]: Without dead ends: 0 [2022-01-10 23:50:37,724 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-01-10 23:50:37,725 INFO L933 BasicCegarLoop]: 207 mSDtfsCounter, 98 mSDsluCounter, 314 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 521 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 23:50:37,725 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [98 Valid, 521 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 23:50:37,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-01-10 23:50:37,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-01-10 23:50:37,726 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) [2022-01-10 23:50:37,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-01-10 23:50:37,727 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 43 [2022-01-10 23:50:37,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 23:50:37,727 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-01-10 23:50:37,727 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-10 23:50:37,727 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-01-10 23:50:37,727 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-01-10 23:50:37,729 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2022-01-10 23:50:37,730 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2022-01-10 23:50:37,730 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-01-10 23:50:37,732 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-01-10 23:50:42,065 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-01-10 23:50:42,065 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-01-10 23:50:42,065 INFO L854 garLoopResultBuilder]: At program point L417(lines 413 419) the Hoare annotation is: (and (<= ~__ste_client_autoResponse1~0Int 0) (<= ~__ste_client_autoResponse0~0Int 0) (<= ~__ste_client_autoResponse2~0Int 0)) [2022-01-10 23:50:42,065 INFO L854 garLoopResultBuilder]: At program point L410(lines 406 412) the Hoare annotation is: (and (<= ~__ste_client_autoResponse1~0Int 0) (<= ~__ste_client_autoResponse0~0Int 0) (<= ~__ste_client_autoResponse2~0Int 0)) [2022-01-10 23:50:42,066 INFO L854 garLoopResultBuilder]: At program point L425(lines 420 428) the Hoare annotation is: (and (<= ~__ste_client_autoResponse1~0Int 0) (<= ~__ste_client_autoResponse0~0Int 0) (<= ~__ste_client_autoResponse2~0Int 0)) [2022-01-10 23:50:42,066 INFO L858 garLoopResultBuilder]: For program point L181(lines 181 188) no Hoare annotation was computed. [2022-01-10 23:50:42,066 INFO L858 garLoopResultBuilder]: For program point L2475(lines 2475 2487) no Hoare annotation was computed. [2022-01-10 23:50:42,066 INFO L858 garLoopResultBuilder]: For program point L181-2(lines 181 188) no Hoare annotation was computed. [2022-01-10 23:50:42,066 INFO L854 garLoopResultBuilder]: At program point L2481-2(lines 2471 2490) the Hoare annotation is: (and (<= ~__ste_client_autoResponse1~0Int 0) (<= ~__ste_client_autoResponse0~0Int 0) (<= ~__ste_client_autoResponse2~0Int 0)) [2022-01-10 23:50:42,066 INFO L858 garLoopResultBuilder]: For program point L2478(lines 2478 2486) no Hoare annotation was computed. [2022-01-10 23:50:42,066 INFO L861 garLoopResultBuilder]: At program point L189(lines 171 191) the Hoare annotation is: true [2022-01-10 23:50:42,067 INFO L854 garLoopResultBuilder]: At program point L91(lines 84 93) the Hoare annotation is: (and (<= ~__ste_client_autoResponse1~0Int 0) (<= ~__ste_client_autoResponse0~0Int 0) (<= ~__ste_client_autoResponse2~0Int 0)) [2022-01-10 23:50:42,067 INFO L858 garLoopResultBuilder]: For program point L2481(lines 2481 2485) no Hoare annotation was computed. [2022-01-10 23:50:42,067 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-01-10 23:50:42,067 INFO L858 garLoopResultBuilder]: For program point L2475-2(lines 2475 2487) no Hoare annotation was computed. [2022-01-10 23:50:42,067 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-01-10 23:50:42,067 INFO L854 garLoopResultBuilder]: At program point L2481-5(lines 2471 2490) the Hoare annotation is: (and (<= ~__ste_client_autoResponse1~0Int 0) (<= ~__ste_client_autoResponse0~0Int 0) (<= ~rjh~0Int |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|) (<= ~__ste_client_autoResponse2~0Int 0) (= ~rjh~0Int 2)) [2022-01-10 23:50:42,067 INFO L858 garLoopResultBuilder]: For program point L2478-2(lines 2478 2486) no Hoare annotation was computed. [2022-01-10 23:50:42,067 INFO L854 garLoopResultBuilder]: At program point L101(lines 94 103) the Hoare annotation is: (and (<= ~__ste_client_autoResponse1~0Int 0) (<= ~__ste_client_autoResponse0~0Int 0) (<= ~rjh~0Int |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|) (<= ~__ste_client_autoResponse2~0Int 0) (= ~rjh~0Int 2)) [2022-01-10 23:50:42,067 INFO L858 garLoopResultBuilder]: For program point L2481-3(lines 2481 2485) no Hoare annotation was computed. [2022-01-10 23:50:42,068 INFO L858 garLoopResultBuilder]: For program point L2475-4(lines 2475 2487) no Hoare annotation was computed. [2022-01-10 23:50:42,068 INFO L854 garLoopResultBuilder]: At program point L2481-8(lines 2471 2490) the Hoare annotation is: (and (<= ~__ste_client_autoResponse1~0Int 0) (<= ~__ste_client_autoResponse0~0Int 0) (<= ~__ste_client_autoResponse2~0Int 0) (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,068 INFO L858 garLoopResultBuilder]: For program point L2478-4(lines 2478 2486) no Hoare annotation was computed. [2022-01-10 23:50:42,068 INFO L854 garLoopResultBuilder]: At program point L111(lines 104 113) the Hoare annotation is: (and (<= ~__ste_client_autoResponse1~0Int 0) (<= ~__ste_client_autoResponse0~0Int 0) (<= ~__ste_client_autoResponse2~0Int 0) (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,068 INFO L858 garLoopResultBuilder]: For program point L2481-6(lines 2481 2485) no Hoare annotation was computed. [2022-01-10 23:50:42,068 INFO L854 garLoopResultBuilder]: At program point L168(lines 148 170) the Hoare annotation is: (and (<= ~__ste_client_autoResponse1~0Int 0) (<= ~__ste_client_autoResponse0~0Int 0) (<= ~__ste_client_autoResponse2~0Int 0) (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,068 INFO L854 garLoopResultBuilder]: At program point L367-1(lines 242 385) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,068 INFO L854 garLoopResultBuilder]: At program point L386(lines 241 387) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,069 INFO L858 garLoopResultBuilder]: For program point L243(lines 242 385) no Hoare annotation was computed. [2022-01-10 23:50:42,069 INFO L858 garLoopResultBuilder]: For program point L529(lines 529 537) no Hoare annotation was computed. [2022-01-10 23:50:42,069 INFO L858 garLoopResultBuilder]: For program point L244(lines 244 248) no Hoare annotation was computed. [2022-01-10 23:50:42,069 INFO L854 garLoopResultBuilder]: At program point L532-2(lines 525 540) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,069 INFO L858 garLoopResultBuilder]: For program point L532(lines 532 536) no Hoare annotation was computed. [2022-01-10 23:50:42,069 INFO L858 garLoopResultBuilder]: For program point L250(lines 250 384) no Hoare annotation was computed. [2022-01-10 23:50:42,069 INFO L858 garLoopResultBuilder]: For program point L566(lines 566 574) no Hoare annotation was computed. [2022-01-10 23:50:42,069 INFO L858 garLoopResultBuilder]: For program point L254(lines 254 258) no Hoare annotation was computed. [2022-01-10 23:50:42,070 INFO L854 garLoopResultBuilder]: At program point L260(lines 250 384) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,070 INFO L854 garLoopResultBuilder]: At program point L569-2(lines 562 577) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,070 INFO L858 garLoopResultBuilder]: For program point L569(lines 569 573) no Hoare annotation was computed. [2022-01-10 23:50:42,070 INFO L858 garLoopResultBuilder]: For program point L265(lines 265 272) no Hoare annotation was computed. [2022-01-10 23:50:42,070 INFO L854 garLoopResultBuilder]: At program point L274(lines 261 383) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,070 INFO L854 garLoopResultBuilder]: At program point L2551(lines 2540 2554) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,070 INFO L858 garLoopResultBuilder]: For program point L1993(lines 1993 2005) no Hoare annotation was computed. [2022-01-10 23:50:42,070 INFO L858 garLoopResultBuilder]: For program point L279(lines 279 283) no Hoare annotation was computed. [2022-01-10 23:50:42,070 INFO L854 garLoopResultBuilder]: At program point L285(lines 275 382) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,071 INFO L858 garLoopResultBuilder]: For program point L2451(lines 2451 2467) no Hoare annotation was computed. [2022-01-10 23:50:42,071 INFO L854 garLoopResultBuilder]: At program point L1999-2(lines 1989 2008) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,071 INFO L858 garLoopResultBuilder]: For program point L1996(lines 1996 2004) no Hoare annotation was computed. [2022-01-10 23:50:42,071 INFO L858 garLoopResultBuilder]: For program point L290(lines 290 294) no Hoare annotation was computed. [2022-01-10 23:50:42,071 INFO L854 garLoopResultBuilder]: At program point L296(lines 286 381) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,071 INFO L854 garLoopResultBuilder]: At program point L2464(lines 2447 2470) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,071 INFO L858 garLoopResultBuilder]: For program point L2455(lines 2455 2466) no Hoare annotation was computed. [2022-01-10 23:50:42,071 INFO L854 garLoopResultBuilder]: At program point L199(lines 192 201) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,072 INFO L858 garLoopResultBuilder]: For program point L1999(lines 1999 2003) no Hoare annotation was computed. [2022-01-10 23:50:42,072 INFO L858 garLoopResultBuilder]: For program point L301(lines 301 305) no Hoare annotation was computed. [2022-01-10 23:50:42,072 INFO L854 garLoopResultBuilder]: At program point L307(lines 297 380) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,072 INFO L858 garLoopResultBuilder]: For program point L529-2(lines 529 537) no Hoare annotation was computed. [2022-01-10 23:50:42,072 INFO L858 garLoopResultBuilder]: For program point L2459(lines 2459 2465) no Hoare annotation was computed. [2022-01-10 23:50:42,072 INFO L858 garLoopResultBuilder]: For program point L312(lines 312 316) no Hoare annotation was computed. [2022-01-10 23:50:42,072 INFO L854 garLoopResultBuilder]: At program point L318(lines 308 379) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,072 INFO L854 garLoopResultBuilder]: At program point L532-5(lines 525 540) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,073 INFO L858 garLoopResultBuilder]: For program point L532-3(lines 532 536) no Hoare annotation was computed. [2022-01-10 23:50:42,073 INFO L858 garLoopResultBuilder]: For program point L323(lines 323 327) no Hoare annotation was computed. [2022-01-10 23:50:42,073 INFO L854 garLoopResultBuilder]: At program point L329(lines 319 378) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,073 INFO L858 garLoopResultBuilder]: For program point L547(lines 547 558) no Hoare annotation was computed. [2022-01-10 23:50:42,073 INFO L858 garLoopResultBuilder]: For program point L334(lines 334 338) no Hoare annotation was computed. [2022-01-10 23:50:42,073 INFO L854 garLoopResultBuilder]: At program point L340(lines 330 377) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,073 INFO L854 garLoopResultBuilder]: At program point L556(lines 543 561) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,073 INFO L858 garLoopResultBuilder]: For program point L551(lines 551 557) no Hoare annotation was computed. [2022-01-10 23:50:42,074 INFO L858 garLoopResultBuilder]: For program point L345(lines 345 349) no Hoare annotation was computed. [2022-01-10 23:50:42,074 INFO L854 garLoopResultBuilder]: At program point L351(lines 341 376) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,074 INFO L854 garLoopResultBuilder]: At program point L886(lines 879 888) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,074 INFO L858 garLoopResultBuilder]: For program point L356(lines 356 360) no Hoare annotation was computed. [2022-01-10 23:50:42,074 INFO L854 garLoopResultBuilder]: At program point L362(lines 352 375) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,074 INFO L854 garLoopResultBuilder]: At program point L896(lines 889 898) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,074 INFO L858 garLoopResultBuilder]: For program point L367(lines 367 371) no Hoare annotation was computed. [2022-01-10 23:50:42,074 INFO L858 garLoopResultBuilder]: For program point L1969(lines 1969 1985) no Hoare annotation was computed. [2022-01-10 23:50:42,074 INFO L854 garLoopResultBuilder]: At program point L1982(lines 1965 1988) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,075 INFO L858 garLoopResultBuilder]: For program point L1973(lines 1973 1984) no Hoare annotation was computed. [2022-01-10 23:50:42,075 INFO L858 garLoopResultBuilder]: For program point L907(lines 907 913) no Hoare annotation was computed. [2022-01-10 23:50:42,075 INFO L858 garLoopResultBuilder]: For program point L1977(lines 1977 1983) no Hoare annotation was computed. [2022-01-10 23:50:42,082 INFO L854 garLoopResultBuilder]: At program point L2527(lines 2522 2530) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_ULTIMATE.start_isReadable_#res#1Int|) (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,082 INFO L854 garLoopResultBuilder]: At program point L907-2(lines 899 916) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,083 INFO L858 garLoopResultBuilder]: For program point L1014(lines 1014 1020) no Hoare annotation was computed. [2022-01-10 23:50:42,084 INFO L854 garLoopResultBuilder]: At program point L864(lines 855 866) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,084 INFO L854 garLoopResultBuilder]: At program point L1014-2(lines 1006 1023) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9#1Int|) (<= 1 |ULTIMATE.start_ULTIMATE.start_isReadable_#res#1Int|) (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,084 INFO L858 garLoopResultBuilder]: For program point L1029(line 1029) no Hoare annotation was computed. [2022-01-10 23:50:42,084 INFO L854 garLoopResultBuilder]: At program point L876(lines 867 878) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,084 INFO L858 garLoopResultBuilder]: For program point L510(lines 510 521) no Hoare annotation was computed. [2022-01-10 23:50:42,084 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1029) no Hoare annotation was computed. [2022-01-10 23:50:42,084 INFO L854 garLoopResultBuilder]: At program point L1030(lines 1025 1032) the Hoare annotation is: false [2022-01-10 23:50:42,085 INFO L854 garLoopResultBuilder]: At program point L942(lines 932 944) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,085 INFO L854 garLoopResultBuilder]: At program point L519(lines 506 524) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9#1Int|) (<= 1 |ULTIMATE.start_ULTIMATE.start_isReadable_#res#1Int|) (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,085 INFO L858 garLoopResultBuilder]: For program point L514(lines 514 520) no Hoare annotation was computed. [2022-01-10 23:50:42,085 INFO L854 garLoopResultBuilder]: At program point L960(lines 955 963) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,085 INFO L858 garLoopResultBuilder]: For program point L566-2(lines 566 574) no Hoare annotation was computed. [2022-01-10 23:50:42,085 INFO L858 garLoopResultBuilder]: For program point L125(lines 125 133) no Hoare annotation was computed. [2022-01-10 23:50:42,085 INFO L854 garLoopResultBuilder]: At program point L569-5(lines 562 577) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9#1Int|) (<= 1 |ULTIMATE.start_ULTIMATE.start_isReadable_#res#1Int|) (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,085 INFO L858 garLoopResultBuilder]: For program point L569-3(lines 569 573) no Hoare annotation was computed. [2022-01-10 23:50:42,085 INFO L861 garLoopResultBuilder]: At program point L125-2(lines 114 136) the Hoare annotation is: true [2022-01-10 23:50:42,086 INFO L854 garLoopResultBuilder]: At program point L978(lines 973 981) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,086 INFO L854 garLoopResultBuilder]: At program point L952(lines 945 954) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9#1Int|) (<= 1 |ULTIMATE.start_ULTIMATE.start_isReadable_#res#1Int|) (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,086 INFO L861 garLoopResultBuilder]: At program point L391(lines 203 393) the Hoare annotation is: true [2022-01-10 23:50:42,086 INFO L854 garLoopResultBuilder]: At program point L969(lines 964 972) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,086 INFO L854 garLoopResultBuilder]: At program point L1000(lines 983 1002) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~9#1Int|) (<= 1 |ULTIMATE.start_ULTIMATE.start_isReadable_#res#1Int|) (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,086 INFO L858 garLoopResultBuilder]: For program point L2451-1(lines 2451 2467) no Hoare annotation was computed. [2022-01-10 23:50:42,086 INFO L854 garLoopResultBuilder]: At program point L2464-1(lines 2447 2470) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,086 INFO L858 garLoopResultBuilder]: For program point L2455-1(lines 2455 2466) no Hoare annotation was computed. [2022-01-10 23:50:42,086 INFO L858 garLoopResultBuilder]: For program point L529-4(lines 529 537) no Hoare annotation was computed. [2022-01-10 23:50:42,087 INFO L858 garLoopResultBuilder]: For program point L2459-1(lines 2459 2465) no Hoare annotation was computed. [2022-01-10 23:50:42,087 INFO L854 garLoopResultBuilder]: At program point L532-8(lines 525 540) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,087 INFO L858 garLoopResultBuilder]: For program point L532-6(lines 532 536) no Hoare annotation was computed. [2022-01-10 23:50:42,087 INFO L858 garLoopResultBuilder]: For program point L547-1(lines 547 558) no Hoare annotation was computed. [2022-01-10 23:50:42,087 INFO L854 garLoopResultBuilder]: At program point L556-1(lines 543 561) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,087 INFO L858 garLoopResultBuilder]: For program point L551-1(lines 551 557) no Hoare annotation was computed. [2022-01-10 23:50:42,087 INFO L854 garLoopResultBuilder]: At program point L886-1(lines 879 888) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,088 INFO L854 garLoopResultBuilder]: At program point L896-1(lines 889 898) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,088 INFO L858 garLoopResultBuilder]: For program point L1969-1(lines 1969 1985) no Hoare annotation was computed. [2022-01-10 23:50:42,088 INFO L854 garLoopResultBuilder]: At program point L1982-1(lines 1965 1988) the Hoare annotation is: (and (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,088 INFO L858 garLoopResultBuilder]: For program point L1973-1(lines 1973 1984) no Hoare annotation was computed. [2022-01-10 23:50:42,088 INFO L858 garLoopResultBuilder]: For program point L907-3(lines 907 913) no Hoare annotation was computed. [2022-01-10 23:50:42,088 INFO L858 garLoopResultBuilder]: For program point L1977-1(lines 1977 1983) no Hoare annotation was computed. [2022-01-10 23:50:42,088 INFO L854 garLoopResultBuilder]: At program point L2527-1(lines 2522 2530) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_ULTIMATE.start_isReadable_#res#1Int|) (= ~rjh~0Int 2) (<= 3 |ULTIMATE.start_ULTIMATE.start_setClientId_~handle#1Int|)) [2022-01-10 23:50:42,089 INFO L861 garLoopResultBuilder]: At program point L907-5(lines 899 916) the Hoare annotation is: true [2022-01-10 23:50:42,089 INFO L858 garLoopResultBuilder]: For program point L1014-3(lines 1014 1020) no Hoare annotation was computed. [2022-01-10 23:50:42,089 INFO L861 garLoopResultBuilder]: At program point L864-1(lines 855 866) the Hoare annotation is: true [2022-01-10 23:50:42,089 INFO L861 garLoopResultBuilder]: At program point L1014-5(lines 1006 1023) the Hoare annotation is: true [2022-01-10 23:50:42,089 INFO L858 garLoopResultBuilder]: For program point L1029-1(line 1029) no Hoare annotation was computed. [2022-01-10 23:50:42,089 INFO L861 garLoopResultBuilder]: At program point L876-1(lines 867 878) the Hoare annotation is: true [2022-01-10 23:50:42,089 INFO L858 garLoopResultBuilder]: For program point L510-1(lines 510 521) no Hoare annotation was computed. [2022-01-10 23:50:42,089 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 1029) no Hoare annotation was computed. [2022-01-10 23:50:42,089 INFO L854 garLoopResultBuilder]: At program point L1030-1(lines 1025 1032) the Hoare annotation is: false [2022-01-10 23:50:42,090 INFO L861 garLoopResultBuilder]: At program point L519-1(lines 506 524) the Hoare annotation is: true [2022-01-10 23:50:42,090 INFO L858 garLoopResultBuilder]: For program point L514-1(lines 514 520) no Hoare annotation was computed. [2022-01-10 23:50:42,090 INFO L858 garLoopResultBuilder]: For program point L566-4(lines 566 574) no Hoare annotation was computed. [2022-01-10 23:50:42,090 INFO L861 garLoopResultBuilder]: At program point L569-8(lines 562 577) the Hoare annotation is: true [2022-01-10 23:50:42,090 INFO L858 garLoopResultBuilder]: For program point L569-6(lines 569 573) no Hoare annotation was computed. [2022-01-10 23:50:42,090 INFO L861 garLoopResultBuilder]: At program point L952-1(lines 945 954) the Hoare annotation is: true [2022-01-10 23:50:42,090 INFO L861 garLoopResultBuilder]: At program point L1000-1(lines 983 1002) the Hoare annotation is: true [2022-01-10 23:50:42,093 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2022-01-10 23:50:42,094 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2022-01-10 23:50:42,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.01 11:50:42 BasicIcfg [2022-01-10 23:50:42,162 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-10 23:50:42,163 INFO L158 Benchmark]: Toolchain (without parser) took 8692.63ms. Allocated memory was 186.6MB in the beginning and 311.4MB in the end (delta: 124.8MB). Free memory was 127.0MB in the beginning and 217.9MB in the end (delta: -90.9MB). Peak memory consumption was 132.3MB. Max. memory is 8.0GB. [2022-01-10 23:50:42,163 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 186.6MB. Free memory is still 145.3MB. There was no memory consumed. Max. memory is 8.0GB. [2022-01-10 23:50:42,164 INFO L158 Benchmark]: CACSL2BoogieTranslator took 760.67ms. Allocated memory was 186.6MB in the beginning and 259.0MB in the end (delta: 72.4MB). Free memory was 126.8MB in the beginning and 191.6MB in the end (delta: -64.8MB). Peak memory consumption was 12.7MB. Max. memory is 8.0GB. [2022-01-10 23:50:42,164 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.36ms. Allocated memory is still 259.0MB. Free memory was 191.6MB in the beginning and 186.9MB in the end (delta: 4.7MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2022-01-10 23:50:42,164 INFO L158 Benchmark]: Boogie Preprocessor took 62.79ms. Allocated memory is still 259.0MB. Free memory was 186.9MB in the beginning and 184.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-01-10 23:50:42,164 INFO L158 Benchmark]: RCFGBuilder took 693.72ms. Allocated memory is still 259.0MB. Free memory was 184.2MB in the beginning and 150.7MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 8.0GB. [2022-01-10 23:50:42,165 INFO L158 Benchmark]: IcfgTransformer took 240.09ms. Allocated memory is still 259.0MB. Free memory was 150.7MB in the beginning and 136.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2022-01-10 23:50:42,165 INFO L158 Benchmark]: TraceAbstraction took 6825.64ms. Allocated memory was 259.0MB in the beginning and 311.4MB in the end (delta: 52.4MB). Free memory was 135.5MB in the beginning and 217.9MB in the end (delta: -82.4MB). Peak memory consumption was 68.6MB. Max. memory is 8.0GB. [2022-01-10 23:50:42,167 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 186.6MB. Free memory is still 145.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 760.67ms. Allocated memory was 186.6MB in the beginning and 259.0MB in the end (delta: 72.4MB). Free memory was 126.8MB in the beginning and 191.6MB in the end (delta: -64.8MB). Peak memory consumption was 12.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 102.36ms. Allocated memory is still 259.0MB. Free memory was 191.6MB in the beginning and 186.9MB in the end (delta: 4.7MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 62.79ms. Allocated memory is still 259.0MB. Free memory was 186.9MB in the beginning and 184.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 693.72ms. Allocated memory is still 259.0MB. Free memory was 184.2MB in the beginning and 150.7MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 8.0GB. * IcfgTransformer took 240.09ms. Allocated memory is still 259.0MB. Free memory was 150.7MB in the beginning and 136.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 6825.64ms. Allocated memory was 259.0MB in the beginning and 311.4MB in the end (delta: 52.4MB). Free memory was 135.5MB in the beginning and 217.9MB in the end (delta: -82.4MB). Peak memory consumption was 68.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1029]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 1029]: 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, 139 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 6.7s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1211 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1211 mSDsluCounter, 3132 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1789 mSDsCounter, 22 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 130 IncrementalHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 22 mSolverCounterUnsat, 1343 mSDtfsCounter, 130 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=746occurred in iteration=6, InterpolantAutomatonStates: 33, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 431 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 66 LocationsWithAnnotation, 66 PreInvPairs, 519 NumberOfFragments, 480 HoareAnnotationTreeSize, 66 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 66 FomulaSimplificationsInter, 67647 FormulaSimplificationTreeSizeReductionInter, 3.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 284 NumberOfCodeBlocks, 284 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 277 ConstructedInterpolants, 0 QuantifiedInterpolants, 539 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 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 2 specifications checked. All of them hold - InvariantResult [Line: 341]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 1025]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2471]: Loop Invariant Derived loop invariant: (((~bvule32(__ste_client_autoResponse1, 0bv32) && ~bvule32(__ste_client_autoResponse0, 0bv32)) && ~bvule32(__ste_client_autoResponse2, 0bv32)) && ~bvule32(rjh, handle)) && 2bv32 == rjh - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: (((~bvule32(__ste_client_autoResponse1, 0bv32) && ~bvule32(3bv32, handle)) && ~bvule32(__ste_client_autoResponse0, 0bv32)) && ~bvule32(__ste_client_autoResponse2, 0bv32)) && 2bv32 == rjh - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1006]: Loop Invariant Derived loop invariant: ((~bvule32(3bv32, handle) && ~bvule32(1bv32, \result)) && ~bvule32(1bv32, tmp)) && 2bv32 == rjh - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 889]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 114]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 973]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 889]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 983]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2540]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 964]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 1989]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 1025]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: ((~bvule32(3bv32, handle) && ~bvule32(1bv32, \result)) && ~bvule32(1bv32, tmp)) && 2bv32 == rjh - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: (((~bvule32(__ste_client_autoResponse1, 0bv32) && ~bvule32(3bv32, handle)) && ~bvule32(__ste_client_autoResponse0, 0bv32)) && ~bvule32(__ste_client_autoResponse2, 0bv32)) && 2bv32 == rjh - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: (~bvule32(__ste_client_autoResponse1, 0bv32) && ~bvule32(__ste_client_autoResponse0, 0bv32)) && ~bvule32(__ste_client_autoResponse2, 0bv32) - InvariantResult [Line: 1965]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 2522]: Loop Invariant Derived loop invariant: (~bvule32(3bv32, handle) && ~bvule32(1bv32, \result)) && 2bv32 == rjh - InvariantResult [Line: 867]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: ((~bvule32(3bv32, handle) && ~bvule32(1bv32, \result)) && ~bvule32(1bv32, tmp)) && 2bv32 == rjh - InvariantResult [Line: 867]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: (~bvule32(__ste_client_autoResponse1, 0bv32) && ~bvule32(__ste_client_autoResponse0, 0bv32)) && ~bvule32(__ste_client_autoResponse2, 0bv32) - InvariantResult [Line: 1006]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 983]: Loop Invariant Derived loop invariant: ((~bvule32(3bv32, handle) && ~bvule32(1bv32, \result)) && ~bvule32(1bv32, tmp)) && 2bv32 == rjh - InvariantResult [Line: 242]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 932]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 330]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: (~bvule32(__ste_client_autoResponse1, 0bv32) && ~bvule32(__ste_client_autoResponse0, 0bv32)) && ~bvule32(__ste_client_autoResponse2, 0bv32) - InvariantResult [Line: 413]: Loop Invariant Derived loop invariant: (~bvule32(__ste_client_autoResponse1, 0bv32) && ~bvule32(__ste_client_autoResponse0, 0bv32)) && ~bvule32(__ste_client_autoResponse2, 0bv32) - InvariantResult [Line: 2471]: Loop Invariant Derived loop invariant: (~bvule32(__ste_client_autoResponse1, 0bv32) && ~bvule32(__ste_client_autoResponse0, 0bv32)) && ~bvule32(__ste_client_autoResponse2, 0bv32) - InvariantResult [Line: 2471]: Loop Invariant Derived loop invariant: (((~bvule32(__ste_client_autoResponse1, 0bv32) && ~bvule32(3bv32, handle)) && ~bvule32(__ste_client_autoResponse0, 0bv32)) && ~bvule32(__ste_client_autoResponse2, 0bv32)) && 2bv32 == rjh - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: (((~bvule32(__ste_client_autoResponse1, 0bv32) && ~bvule32(__ste_client_autoResponse0, 0bv32)) && ~bvule32(__ste_client_autoResponse2, 0bv32)) && ~bvule32(rjh, handle)) && 2bv32 == rjh - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 2447]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 1965]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 899]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2522]: Loop Invariant Derived loop invariant: (~bvule32(3bv32, handle) && ~bvule32(1bv32, \result)) && 2bv32 == rjh - InvariantResult [Line: 899]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 2447]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 945]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 945]: Loop Invariant Derived loop invariant: ((~bvule32(3bv32, handle) && ~bvule32(1bv32, \result)) && ~bvule32(1bv32, tmp)) && 2bv32 == rjh - InvariantResult [Line: 250]: Loop Invariant Derived loop invariant: ~bvule32(3bv32, handle) && 2bv32 == rjh - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-01-10 23:50:42,249 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...