/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 05:31:19,185 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 05:31:19,189 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 05:31:19,226 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 05:31:19,227 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 05:31:19,235 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 05:31:19,238 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 05:31:19,241 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 05:31:19,244 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 05:31:19,247 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 05:31:19,248 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 05:31:19,249 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 05:31:19,250 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 05:31:19,253 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 05:31:19,255 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 05:31:19,258 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 05:31:19,259 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 05:31:19,261 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 05:31:19,262 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 05:31:19,270 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 05:31:19,273 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 05:31:19,274 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 05:31:19,275 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 05:31:19,276 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 05:31:19,293 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 05:31:19,293 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 05:31:19,294 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 05:31:19,295 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 05:31:19,295 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 05:31:19,298 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 05:31:19,298 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 05:31:19,299 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 05:31:19,300 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 05:31:19,304 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 05:31:19,305 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 05:31:19,306 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 05:31:19,306 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 05:31:19,307 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 05:31:19,307 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 05:31:19,308 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 05:31:19,309 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 05:31:19,310 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-25 05:31:19,341 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 05:31:19,341 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 05:31:19,343 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 05:31:19,343 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 05:31:19,343 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 05:31:19,343 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 05:31:19,343 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-25 05:31:19,344 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 05:31:19,344 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-25 05:31:19,344 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 05:31:19,344 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 05:31:19,344 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 05:31:19,345 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 05:31:19,345 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-25 05:31:19,345 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 05:31:19,345 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 05:31:19,345 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 05:31:19,346 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 05:31:19,346 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 05:31:19,346 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 05:31:19,346 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 05:31:19,346 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 05:31:19,347 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 05:31:19,347 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 05:31:19,347 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 05:31:19,347 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 05:31:19,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 05:31:19,348 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 05:31:19,348 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 05:31:19,348 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true; [2020-09-25 05:31:19,822 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 05:31:19,838 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 05:31:19,843 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 05:31:19,845 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 05:31:19,847 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 05:31:19,848 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.i [2020-09-25 05:31:19,933 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3a17a9386/2622d0fdd596424d8b1fb679dab54243/FLAGfca5bf641 [2020-09-25 05:31:20,484 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 05:31:20,485 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.i [2020-09-25 05:31:20,497 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3a17a9386/2622d0fdd596424d8b1fb679dab54243/FLAGfca5bf641 [2020-09-25 05:31:20,813 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3a17a9386/2622d0fdd596424d8b1fb679dab54243 [2020-09-25 05:31:20,827 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 05:31:20,833 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 05:31:20,838 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 05:31:20,838 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 05:31:20,842 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 05:31:20,844 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:31:20" (1/1) ... [2020-09-25 05:31:20,849 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20d022c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:31:20, skipping insertion in model container [2020-09-25 05:31:20,850 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:31:20" (1/1) ... [2020-09-25 05:31:20,862 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 05:31:20,899 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 05:31:21,130 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 05:31:21,153 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 05:31:21,181 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 05:31:21,287 INFO L208 MainTranslator]: Completed translation [2020-09-25 05:31:21,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:31:21 WrapperNode [2020-09-25 05:31:21,288 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 05:31:21,289 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 05:31:21,289 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 05:31:21,289 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 05:31:21,308 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:31:21" (1/1) ... [2020-09-25 05:31:21,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:31:21" (1/1) ... [2020-09-25 05:31:21,322 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:31:21" (1/1) ... [2020-09-25 05:31:21,323 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:31:21" (1/1) ... [2020-09-25 05:31:21,336 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:31:21" (1/1) ... [2020-09-25 05:31:21,339 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:31:21" (1/1) ... [2020-09-25 05:31:21,341 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:31:21" (1/1) ... [2020-09-25 05:31:21,345 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 05:31:21,345 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 05:31:21,346 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 05:31:21,346 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 05:31:21,347 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:31:21" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 05:31:21,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 05:31:21,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 05:31:21,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2020-09-25 05:31:21,426 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-09-25 05:31:21,426 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-09-25 05:31:21,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_find_same_bus_num [2020-09-25 05:31:21,427 INFO L138 BoogieDeclarations]: Found implementation of procedure fillslotinfo [2020-09-25 05:31:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_init_devno [2020-09-25 05:31:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ebda_rsrc_controller [2020-09-25 05:31:21,428 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 05:31:21,429 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-09-25 05:31:21,429 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 05:31:21,429 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2020-09-25 05:31:21,429 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-09-25 05:31:21,429 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-09-25 05:31:21,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-25 05:31:21,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-09-25 05:31:21,430 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-09-25 05:31:21,430 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_find_same_bus_num [2020-09-25 05:31:21,430 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 05:31:21,431 INFO L130 BoogieDeclarations]: Found specification of procedure fillslotinfo [2020-09-25 05:31:21,431 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_init_devno [2020-09-25 05:31:21,432 INFO L130 BoogieDeclarations]: Found specification of procedure ebda_rsrc_controller [2020-09-25 05:31:21,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-25 05:31:21,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-25 05:31:21,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-25 05:31:21,434 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 05:31:21,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 05:31:21,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 05:31:21,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-25 05:31:21,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-25 05:31:21,855 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 05:31:21,855 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-09-25 05:31:21,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:31:21 BoogieIcfgContainer [2020-09-25 05:31:21,864 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 05:31:21,866 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 05:31:21,866 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 05:31:21,871 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 05:31:21,871 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 05:31:20" (1/3) ... [2020-09-25 05:31:21,872 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ed9b1ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 05:31:21, skipping insertion in model container [2020-09-25 05:31:21,873 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:31:21" (2/3) ... [2020-09-25 05:31:21,874 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ed9b1ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 05:31:21, skipping insertion in model container [2020-09-25 05:31:21,874 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:31:21" (3/3) ... [2020-09-25 05:31:21,877 INFO L109 eAbstractionObserver]: Analyzing ICFG rule57_ebda_blast.i [2020-09-25 05:31:21,888 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 05:31:21,900 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 05:31:21,919 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 05:31:21,950 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 05:31:21,950 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 05:31:21,950 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 05:31:21,950 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 05:31:21,951 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 05:31:21,951 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 05:31:21,951 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 05:31:21,951 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 05:31:21,978 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states. [2020-09-25 05:31:21,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-09-25 05:31:21,987 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 05:31:21,988 INFO L422 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] [2020-09-25 05:31:21,989 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 05:31:21,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 05:31:21,996 INFO L82 PathProgramCache]: Analyzing trace with hash -89061568, now seen corresponding path program 1 times [2020-09-25 05:31:22,006 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 05:31:22,007 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1890599873] [2020-09-25 05:31:22,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 05:31:22,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:31:22,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:31:22,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:31:23,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:31:23,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 53 [2020-09-25 05:31:23,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 05:31:23,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1079 [2020-09-25 05:31:23,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:31:23,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:31:23,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-25 05:31:23,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-09-25 05:31:23,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-09-25 05:31:23,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-09-25 05:31:23,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 05:31:23,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:31:23,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:31:23,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:31:23,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 05:31:23,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:31:23,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-09-25 05:31:23,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:31:23,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:31:23,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:31:23,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:31:23,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 05:31:23,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:31:23,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 05:31:23,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:31:23,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:31:23,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:31:24,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:31:24,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-09-25 05:31:24,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 05:31:24,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 534 [2020-09-25 05:31:24,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:31:24,132 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:31:24,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-25 05:31:24,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-25 05:31:24,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-09-25 05:31:24,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:31:24,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 05:31:24,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:31:24,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:31:24,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:31:24,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-25 05:31:24,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:31:24,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-09-25 05:31:24,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:31:24,234 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:31:24,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:31:24,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:31:24,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-09-25 05:31:24,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:31:24,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 05:31:24,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:31:24,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:31:24,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:31:24,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 05:31:24,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:31:24,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 05:31:24,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:31:24,271 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:31:24,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:31:24,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:31:24,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:31:24,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-09-25 05:31:24,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 05:31:24,294 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1890599873] [2020-09-25 05:31:24,296 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 05:31:24,296 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-25 05:31:24,298 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869456360] [2020-09-25 05:31:24,306 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-25 05:31:24,308 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 05:31:24,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-25 05:31:24,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-09-25 05:31:24,332 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 9 states. [2020-09-25 05:31:25,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 05:31:25,045 INFO L93 Difference]: Finished difference Result 135 states and 144 transitions. [2020-09-25 05:31:25,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-09-25 05:31:25,047 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 38 [2020-09-25 05:31:25,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 05:31:25,062 INFO L225 Difference]: With dead ends: 135 [2020-09-25 05:31:25,062 INFO L226 Difference]: Without dead ends: 102 [2020-09-25 05:31:25,067 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=83, Invalid=189, Unknown=0, NotChecked=0, Total=272 [2020-09-25 05:31:25,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2020-09-25 05:31:25,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2020-09-25 05:31:25,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2020-09-25 05:31:25,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 105 transitions. [2020-09-25 05:31:25,140 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 105 transitions. Word has length 38 [2020-09-25 05:31:25,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 05:31:25,142 INFO L479 AbstractCegarLoop]: Abstraction has 102 states and 105 transitions. [2020-09-25 05:31:25,143 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-25 05:31:25,147 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 105 transitions. [2020-09-25 05:31:25,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-09-25 05:31:25,155 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 05:31:25,155 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 05:31:25,155 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 05:31:25,156 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 05:31:25,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 05:31:25,156 INFO L82 PathProgramCache]: Analyzing trace with hash 2072899472, now seen corresponding path program 1 times [2020-09-25 05:31:25,157 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 05:31:25,158 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1701958639] [2020-09-25 05:31:25,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 05:31:25,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:31:25,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:31:25,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:31:25,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-09-25 05:31:25,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:31:25,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 654 [2020-09-25 05:31:25,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:31:25,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:31:25,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-25 05:31:25,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 72 [2020-09-25 05:31:25,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-25 05:31:25,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:31:25,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 05:31:25,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:31:25,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:31:25,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:31:25,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 05:31:25,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:31:25,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-09-25 05:31:25,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:31:26,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:31:26,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:31:26,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:31:26,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:31:26,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-25 05:31:26,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 05:31:26,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:31:26,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:31:26,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:31:26,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-09-25 05:31:26,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:31:26,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 479 [2020-09-25 05:31:26,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:31:26,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:31:26,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-25 05:31:26,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-09-25 05:31:26,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-25 05:31:26,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:31:26,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 05:31:26,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:31:26,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:31:26,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:31:26,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-25 05:31:26,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:31:26,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-25 05:31:26,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:31:26,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:31:26,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:31:26,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:31:26,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:31:26,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:31:26,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 05:31:26,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:31:26,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:31:26,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:31:26,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 05:31:26,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:31:26,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 05:31:26,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:31:26,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:31:26,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:31:26,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:31:26,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:31:26,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:31:26,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-25 05:31:26,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:31:26,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:31:26,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:31:26,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-25 05:31:26,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:31:26,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-25 05:31:26,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:31:26,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:31:26,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:31:26,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:31:26,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:31:26,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:31:26,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 05:31:26,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:31:26,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:31:26,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:31:26,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 05:31:26,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:31:26,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 05:31:26,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:31:26,776 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:31:26,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:31:26,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:31:26,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:31:26,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-09-25 05:31:26,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-25 05:31:26,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:31:26,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:31:26,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:31:26,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-09-25 05:31:26,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:31:26,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 97 [2020-09-25 05:31:26,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:31:26,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:31:26,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-25 05:31:26,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:31:26,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-09-25 05:31:26,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:31:26,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 05:31:26,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:31:26,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:31:27,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:31:27,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-25 05:31:27,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:31:27,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-09-25 05:31:27,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:31:27,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:31:27,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-25 05:31:27,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:31:27,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-09-25 05:31:27,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:31:27,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 05:31:27,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:31:27,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:31:27,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:31:27,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 05:31:27,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:31:27,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-25 05:31:27,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:31:27,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:31:27,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:31:27,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:31:27,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-25 05:31:27,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:31:27,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-25 05:31:27,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:31:27,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:31:27,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:31:27,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 05:31:27,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:31:27,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-25 05:31:27,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:31:27,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:31:27,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:31:27,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-25 05:31:27,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:31:27,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 05:31:27,139 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-09-25 05:31:27,139 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1701958639] [2020-09-25 05:31:27,140 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 05:31:27,140 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-09-25 05:31:27,140 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462959522] [2020-09-25 05:31:27,147 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-09-25 05:31:27,148 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 05:31:27,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-09-25 05:31:27,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-09-25 05:31:27,149 INFO L87 Difference]: Start difference. First operand 102 states and 105 transitions. Second operand 13 states. [2020-09-25 05:31:27,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 05:31:27,758 INFO L93 Difference]: Finished difference Result 119 states and 121 transitions. [2020-09-25 05:31:27,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-09-25 05:31:27,759 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 83 [2020-09-25 05:31:27,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 05:31:27,761 INFO L225 Difference]: With dead ends: 119 [2020-09-25 05:31:27,761 INFO L226 Difference]: Without dead ends: 101 [2020-09-25 05:31:27,763 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=77, Invalid=385, Unknown=0, NotChecked=0, Total=462 [2020-09-25 05:31:27,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2020-09-25 05:31:27,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2020-09-25 05:31:27,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2020-09-25 05:31:27,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 103 transitions. [2020-09-25 05:31:27,777 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 103 transitions. Word has length 83 [2020-09-25 05:31:27,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 05:31:27,778 INFO L479 AbstractCegarLoop]: Abstraction has 101 states and 103 transitions. [2020-09-25 05:31:27,778 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-09-25 05:31:27,778 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 103 transitions. [2020-09-25 05:31:27,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-09-25 05:31:27,781 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 05:31:27,782 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 05:31:27,782 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-25 05:31:27,782 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 05:31:27,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 05:31:27,783 INFO L82 PathProgramCache]: Analyzing trace with hash 1162317510, now seen corresponding path program 1 times [2020-09-25 05:31:27,783 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 05:31:27,783 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [822293645] [2020-09-25 05:31:27,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 05:31:27,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:31:27,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:31:27,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:31:28,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:31:30,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:31:30,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-09-25 05:31:30,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-25 05:31:30,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2953 [2020-09-25 05:31:30,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:31:30,776 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:31:30,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:31:30,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 93 [2020-09-25 05:31:30,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-09-25 05:31:30,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:31:30,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 05:31:30,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:31:30,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:31:30,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:31:30,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 05:31:30,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:31:30,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-25 05:31:30,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:31:30,862 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:31:30,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:31:30,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:31:30,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:31:30,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 05:31:30,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 05:31:30,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:31:30,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:31:31,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:31:31,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:31:32,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:31:32,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 105 [2020-09-25 05:31:32,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-25 05:31:32,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1656 [2020-09-25 05:31:32,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:31:32,610 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:31:32,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:31:32,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:31:32,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-09-25 05:31:32,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 05:31:32,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 05:31:32,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:31:32,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:31:32,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:31:32,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-25 05:31:32,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:31:32,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-25 05:31:32,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:31:32,688 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:31:32,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:31:32,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:31:32,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:31:32,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-09-25 05:31:32,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 05:31:32,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:31:32,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:31:32,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:31:32,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 05:31:32,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:31:32,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 05:31:32,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:31:32,717 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:31:32,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:31:32,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:31:32,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:31:32,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 05:31:32,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-25 05:31:32,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:31:32,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:31:32,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:31:32,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-25 05:31:32,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:31:32,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-25 05:31:32,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:31:32,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:31:32,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:31:32,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:31:32,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:31:32,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 05:31:32,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 05:31:32,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:31:32,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:31:32,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:31:32,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 05:31:32,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:31:32,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 05:31:32,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:31:32,754 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:31:32,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:31:32,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:31:32,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:31:32,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-09-25 05:31:32,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-25 05:31:32,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:31:32,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:31:32,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:31:32,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-09-25 05:31:32,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:31:32,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-09-25 05:31:32,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:31:32,784 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:31:32,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:31:32,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:31:32,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:31:32,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 05:31:32,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 05:31:32,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:31:32,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:31:32,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:31:32,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-25 05:31:32,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:31:32,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-25 05:31:32,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:31:32,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:31:32,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:31:32,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:31:32,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:31:32,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 05:31:32,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 05:31:32,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:31:32,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:31:32,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:31:32,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 05:31:32,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:31:32,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 05:31:32,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:31:32,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:31:32,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 05:31:32,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:31:32,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 05:31:32,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 05:31:32,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-09-25 05:31:32,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:31:32,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:31:32,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:31:32,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 05:31:32,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:31:32,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 05:31:32,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:31:32,843 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:31:32,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:31:32,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:31:32,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-25 05:31:32,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 05:31:32,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-09-25 05:31:32,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 05:31:32,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 05:31:32,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 05:31:32,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 05:31:32,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 05:31:32,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-25 05:31:32,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 05:31:32,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 05:31:32,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 05:31:32,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 05:31:32,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-25 05:31:32,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 05:31:32,925 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-09-25 05:31:32,927 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [822293645] [2020-09-25 05:31:32,928 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 05:31:32,928 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-25 05:31:32,929 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958563281] [2020-09-25 05:31:32,930 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-25 05:31:32,931 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 05:31:32,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-25 05:31:32,932 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-09-25 05:31:32,932 INFO L87 Difference]: Start difference. First operand 101 states and 103 transitions. Second operand 8 states. [2020-09-25 05:31:33,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 05:31:33,414 INFO L93 Difference]: Finished difference Result 101 states and 103 transitions. [2020-09-25 05:31:33,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-09-25 05:31:33,415 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 98 [2020-09-25 05:31:33,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 05:31:33,417 INFO L225 Difference]: With dead ends: 101 [2020-09-25 05:31:33,417 INFO L226 Difference]: Without dead ends: 0 [2020-09-25 05:31:33,421 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2020-09-25 05:31:33,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-25 05:31:33,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-25 05:31:33,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-25 05:31:33,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-25 05:31:33,423 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 98 [2020-09-25 05:31:33,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 05:31:33,425 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-25 05:31:33,425 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-25 05:31:33,426 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-25 05:31:33,426 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-25 05:31:33,426 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-25 05:31:33,430 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-25 05:31:34,051 INFO L268 CegarLoopResult]: For program point ibmphp_find_same_bus_numEXIT(lines 54 56) no Hoare annotation was computed. [2020-09-25 05:31:34,051 INFO L268 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-09-25 05:31:34,051 INFO L268 CegarLoopResult]: For program point L55-1(line 55) no Hoare annotation was computed. [2020-09-25 05:31:34,051 INFO L264 CegarLoopResult]: At program point ibmphp_find_same_bus_numENTRY(lines 54 56) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|)) [2020-09-25 05:31:34,051 INFO L268 CegarLoopResult]: For program point ibmphp_find_same_bus_numFINAL(lines 54 56) no Hoare annotation was computed. [2020-09-25 05:31:34,054 INFO L268 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-09-25 05:31:34,054 INFO L268 CegarLoopResult]: For program point L-1-1(line -1) no Hoare annotation was computed. [2020-09-25 05:31:34,054 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-25 05:31:34,055 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= |old(#NULL.base)| |#NULL.base|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#valid)| |#valid|)) [2020-09-25 05:31:34,055 INFO L268 CegarLoopResult]: For program point L41(line 41) no Hoare annotation was computed. [2020-09-25 05:31:34,055 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-09-25 05:31:34,055 INFO L268 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-09-25 05:31:34,055 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-25 05:31:34,056 INFO L268 CegarLoopResult]: For program point L49(lines 49 50) no Hoare annotation was computed. [2020-09-25 05:31:34,056 INFO L268 CegarLoopResult]: For program point kfreeEXIT(lines 48 51) no Hoare annotation was computed. [2020-09-25 05:31:34,056 INFO L268 CegarLoopResult]: For program point L49-2(lines 48 51) no Hoare annotation was computed. [2020-09-25 05:31:34,056 INFO L264 CegarLoopResult]: At program point kfreeENTRY(lines 48 51) the Hoare annotation is: (or (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (not (<= 1 ~used_tmp_slot~0))) [2020-09-25 05:31:34,056 INFO L268 CegarLoopResult]: For program point L50(line 50) no Hoare annotation was computed. [2020-09-25 05:31:34,056 INFO L268 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-09-25 05:31:34,057 INFO L268 CegarLoopResult]: For program point L46-1(line 46) no Hoare annotation was computed. [2020-09-25 05:31:34,057 INFO L264 CegarLoopResult]: At program point L46-2(line 46) the Hoare annotation is: (and (= |#memory_int| |old(#memory_int)|) (not (= |kzalloc_#t~malloc0.base| 0))) [2020-09-25 05:31:34,057 INFO L268 CegarLoopResult]: For program point L46-3(line 46) no Hoare annotation was computed. [2020-09-25 05:31:34,057 INFO L268 CegarLoopResult]: For program point kzallocEXIT(line 46) no Hoare annotation was computed. [2020-09-25 05:31:34,057 INFO L264 CegarLoopResult]: At program point kzallocENTRY(line 46) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|)) [2020-09-25 05:31:34,057 INFO L268 CegarLoopResult]: For program point kzallocFINAL(line 46) no Hoare annotation was computed. [2020-09-25 05:31:34,058 INFO L268 CegarLoopResult]: For program point __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 6) no Hoare annotation was computed. [2020-09-25 05:31:34,058 INFO L268 CegarLoopResult]: For program point __blast_assertEXIT(lines 4 7) no Hoare annotation was computed. [2020-09-25 05:31:34,058 INFO L268 CegarLoopResult]: For program point __blast_assertFINAL(lines 4 7) no Hoare annotation was computed. [2020-09-25 05:31:34,058 INFO L271 CegarLoopResult]: At program point __blast_assertENTRY(lines 4 7) the Hoare annotation is: true [2020-09-25 05:31:34,058 INFO L271 CegarLoopResult]: At program point ibmphp_init_devnoENTRY(lines 65 68) the Hoare annotation is: true [2020-09-25 05:31:34,058 INFO L268 CegarLoopResult]: For program point L67-2(line 67) no Hoare annotation was computed. [2020-09-25 05:31:34,059 INFO L268 CegarLoopResult]: For program point ibmphp_init_devnoFINAL(lines 65 68) no Hoare annotation was computed. [2020-09-25 05:31:34,060 INFO L268 CegarLoopResult]: For program point ibmphp_init_devnoEXIT(lines 65 68) no Hoare annotation was computed. [2020-09-25 05:31:34,060 INFO L268 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-09-25 05:31:34,060 INFO L268 CegarLoopResult]: For program point L67-1(line 67) no Hoare annotation was computed. [2020-09-25 05:31:34,060 INFO L268 CegarLoopResult]: For program point L97(lines 97 105) no Hoare annotation was computed. [2020-09-25 05:31:34,060 INFO L268 CegarLoopResult]: For program point ebda_rsrc_controllerEXIT(lines 70 131) no Hoare annotation was computed. [2020-09-25 05:31:34,060 INFO L264 CegarLoopResult]: At program point L126(lines 70 131) the Hoare annotation is: (or (= ~freed_tmp_slot~0 1) (<= 1 ~used_tmp_slot~0) (not (= |old(~freed_tmp_slot~0)| 1))) [2020-09-25 05:31:34,061 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-09-25 05:31:34,061 INFO L268 CegarLoopResult]: For program point L93-1(line 93) no Hoare annotation was computed. [2020-09-25 05:31:34,061 INFO L268 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-09-25 05:31:34,061 INFO L264 CegarLoopResult]: At program point L118(line 118) the Hoare annotation is: (or (<= 1 ~used_tmp_slot~0) (not (= |old(~freed_tmp_slot~0)| 1))) [2020-09-25 05:31:34,061 INFO L268 CegarLoopResult]: For program point L85(lines 85 88) no Hoare annotation was computed. [2020-09-25 05:31:34,061 INFO L268 CegarLoopResult]: For program point L118-1(line 118) no Hoare annotation was computed. [2020-09-25 05:31:34,062 INFO L268 CegarLoopResult]: For program point L118-2(line 118) no Hoare annotation was computed. [2020-09-25 05:31:34,062 INFO L268 CegarLoopResult]: For program point L118-3(line 118) no Hoare annotation was computed. [2020-09-25 05:31:34,062 INFO L264 CegarLoopResult]: At program point L114(line 114) the Hoare annotation is: (or (<= 1 ~used_tmp_slot~0) (not (= |old(~freed_tmp_slot~0)| 1))) [2020-09-25 05:31:34,062 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-09-25 05:31:34,062 INFO L268 CegarLoopResult]: For program point L114-1(line 114) no Hoare annotation was computed. [2020-09-25 05:31:34,062 INFO L264 CegarLoopResult]: At program point L81-1(line 81) the Hoare annotation is: (or (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (not (= |old(~freed_tmp_slot~0)| 1))) [2020-09-25 05:31:34,062 INFO L268 CegarLoopResult]: For program point L114-2(line 114) no Hoare annotation was computed. [2020-09-25 05:31:34,063 INFO L268 CegarLoopResult]: For program point L114-3(line 114) no Hoare annotation was computed. [2020-09-25 05:31:34,063 INFO L268 CegarLoopResult]: For program point L77(lines 77 80) no Hoare annotation was computed. [2020-09-25 05:31:34,063 INFO L268 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-09-25 05:31:34,063 INFO L268 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-09-25 05:31:34,063 INFO L268 CegarLoopResult]: For program point L106-1(line 106) no Hoare annotation was computed. [2020-09-25 05:31:34,063 INFO L268 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed. [2020-09-25 05:31:34,063 INFO L271 CegarLoopResult]: At program point L94(line 94) the Hoare annotation is: true [2020-09-25 05:31:34,065 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-09-25 05:31:34,065 INFO L268 CegarLoopResult]: For program point L119(lines 119 120) no Hoare annotation was computed. [2020-09-25 05:31:34,065 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-09-25 05:31:34,065 INFO L268 CegarLoopResult]: For program point L115(lines 115 116) no Hoare annotation was computed. [2020-09-25 05:31:34,065 INFO L268 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2020-09-25 05:31:34,065 INFO L268 CegarLoopResult]: For program point L78(line 78) no Hoare annotation was computed. [2020-09-25 05:31:34,065 INFO L268 CegarLoopResult]: For program point L74(line 74) no Hoare annotation was computed. [2020-09-25 05:31:34,066 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-09-25 05:31:34,066 INFO L264 CegarLoopResult]: At program point L120(lines 70 131) the Hoare annotation is: (or (<= 1 ~used_tmp_slot~0) (not (= |old(~freed_tmp_slot~0)| 1))) [2020-09-25 05:31:34,066 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-09-25 05:31:34,066 INFO L268 CegarLoopResult]: For program point L83-1(line 83) no Hoare annotation was computed. [2020-09-25 05:31:34,066 INFO L268 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-09-25 05:31:34,066 INFO L268 CegarLoopResult]: For program point L96-1(line 96) no Hoare annotation was computed. [2020-09-25 05:31:34,067 INFO L264 CegarLoopResult]: At program point ebda_rsrc_controllerENTRY(lines 70 131) the Hoare annotation is: (or (and (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) (not (= |old(~freed_tmp_slot~0)| 1))) [2020-09-25 05:31:34,067 INFO L264 CegarLoopResult]: At program point L125(line 125) the Hoare annotation is: (or (<= 1 ~used_tmp_slot~0) (not (= |old(~freed_tmp_slot~0)| 1))) [2020-09-25 05:31:34,067 INFO L268 CegarLoopResult]: For program point ebda_rsrc_controllerFINAL(lines 70 131) no Hoare annotation was computed. [2020-09-25 05:31:34,067 INFO L268 CegarLoopResult]: For program point L125-1(line 125) no Hoare annotation was computed. [2020-09-25 05:31:34,068 INFO L268 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-09-25 05:31:34,068 INFO L264 CegarLoopResult]: At program point L76(line 76) the Hoare annotation is: (or (and (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) (not (= |old(~freed_tmp_slot~0)| 1))) [2020-09-25 05:31:34,068 INFO L268 CegarLoopResult]: For program point L109-1(line 109) no Hoare annotation was computed. [2020-09-25 05:31:34,068 INFO L268 CegarLoopResult]: For program point L76-1(line 76) no Hoare annotation was computed. [2020-09-25 05:31:34,068 INFO L268 CegarLoopResult]: For program point L76-2(line 76) no Hoare annotation was computed. [2020-09-25 05:31:34,068 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-25 05:31:34,069 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~freed_tmp_slot~0 1) [2020-09-25 05:31:34,069 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-25 05:31:34,069 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-25 05:31:34,069 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 133 137) the Hoare annotation is: (or (and (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) (not (= |old(~freed_tmp_slot~0)| 1))) [2020-09-25 05:31:34,069 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 133 137) no Hoare annotation was computed. [2020-09-25 05:31:34,069 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-09-25 05:31:34,070 INFO L268 CegarLoopResult]: For program point L135(lines 135 136) no Hoare annotation was computed. [2020-09-25 05:31:34,070 INFO L268 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-09-25 05:31:34,070 INFO L264 CegarLoopResult]: At program point L136-2(line 136) the Hoare annotation is: (not (= |old(~freed_tmp_slot~0)| 1)) [2020-09-25 05:31:34,071 INFO L268 CegarLoopResult]: For program point L135-1(lines 133 137) no Hoare annotation was computed. [2020-09-25 05:31:34,071 INFO L268 CegarLoopResult]: For program point L134-1(line 134) no Hoare annotation was computed. [2020-09-25 05:31:34,071 INFO L271 CegarLoopResult]: At program point fillslotinfoENTRY(lines 60 63) the Hoare annotation is: true [2020-09-25 05:31:34,071 INFO L268 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2020-09-25 05:31:34,071 INFO L268 CegarLoopResult]: For program point L62-1(line 62) no Hoare annotation was computed. [2020-09-25 05:31:34,071 INFO L268 CegarLoopResult]: For program point L62-2(line 62) no Hoare annotation was computed. [2020-09-25 05:31:34,071 INFO L268 CegarLoopResult]: For program point fillslotinfoEXIT(lines 60 63) no Hoare annotation was computed. [2020-09-25 05:31:34,072 INFO L268 CegarLoopResult]: For program point fillslotinfoFINAL(lines 60 63) no Hoare annotation was computed. [2020-09-25 05:31:34,072 INFO L264 CegarLoopResult]: At program point #Ultimate.meminitENTRY(line -1) the Hoare annotation is: (= |#memory_int| |old(#memory_int)|) [2020-09-25 05:31:34,072 INFO L268 CegarLoopResult]: For program point #Ultimate.meminitEXIT(line -1) no Hoare annotation was computed. [2020-09-25 05:31:34,072 INFO L268 CegarLoopResult]: For program point #Ultimate.meminitFINAL(line -1) no Hoare annotation was computed. [2020-09-25 05:31:34,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.09 05:31:34 BoogieIcfgContainer [2020-09-25 05:31:34,110 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-25 05:31:34,113 INFO L168 Benchmark]: Toolchain (without parser) took 13283.41 ms. Allocated memory was 141.0 MB in the beginning and 346.6 MB in the end (delta: 205.5 MB). Free memory was 104.0 MB in the beginning and 317.5 MB in the end (delta: -213.5 MB). Peak memory consumption was 184.2 MB. Max. memory is 7.1 GB. [2020-09-25 05:31:34,115 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 141.0 MB. Free memory was 122.6 MB in the beginning and 122.3 MB in the end (delta: 209.7 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-25 05:31:34,117 INFO L168 Benchmark]: CACSL2BoogieTranslator took 450.84 ms. Allocated memory was 141.0 MB in the beginning and 203.9 MB in the end (delta: 62.9 MB). Free memory was 103.4 MB in the beginning and 181.9 MB in the end (delta: -78.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. [2020-09-25 05:31:34,120 INFO L168 Benchmark]: Boogie Preprocessor took 56.02 ms. Allocated memory is still 203.9 MB. Free memory was 181.9 MB in the beginning and 179.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2020-09-25 05:31:34,126 INFO L168 Benchmark]: RCFGBuilder took 519.23 ms. Allocated memory is still 203.9 MB. Free memory was 179.9 MB in the beginning and 153.5 MB in the end (delta: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2020-09-25 05:31:34,127 INFO L168 Benchmark]: TraceAbstraction took 12243.89 ms. Allocated memory was 203.9 MB in the beginning and 346.6 MB in the end (delta: 142.6 MB). Free memory was 152.9 MB in the beginning and 317.5 MB in the end (delta: -164.7 MB). Peak memory consumption was 170.1 MB. Max. memory is 7.1 GB. [2020-09-25 05:31:34,138 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 141.0 MB. Free memory was 122.6 MB in the beginning and 122.3 MB in the end (delta: 209.7 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 450.84 ms. Allocated memory was 141.0 MB in the beginning and 203.9 MB in the end (delta: 62.9 MB). Free memory was 103.4 MB in the beginning and 181.9 MB in the end (delta: -78.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 56.02 ms. Allocated memory is still 203.9 MB. Free memory was 181.9 MB in the beginning and 179.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 519.23 ms. Allocated memory is still 203.9 MB. Free memory was 179.9 MB in the beginning and 153.5 MB in the end (delta: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 12243.89 ms. Allocated memory was 203.9 MB in the beginning and 346.6 MB in the end (delta: 142.6 MB). Free memory was 152.9 MB in the beginning and 317.5 MB in the end (delta: -164.7 MB). Peak memory consumption was 170.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 6]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 1 <= used_tmp_slot || !(\old(freed_tmp_slot) == 1) - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: (freed_tmp_slot == 1 || 1 <= used_tmp_slot) || !(\old(freed_tmp_slot) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 11 procedures, 101 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 11.4s, OverallIterations: 3, TraceHistogramMax: 3, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 258 SDtfs, 345 SDslu, 722 SDs, 0 SdLazy, 739 SolverSat, 156 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 93 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=102occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 22 LocationsWithAnnotation, 30 PreInvPairs, 35 NumberOfFragments, 223 HoareAnnotationTreeSize, 30 FomulaSimplifications, 7 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 22 FomulaSimplificationsInter, 353 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 9.0s InterpolantComputationTime, 219 NumberOfCodeBlocks, 219 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 216 ConstructedInterpolants, 0 QuantifiedInterpolants, 42907 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 60/60 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...