/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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 SequenceOfStatements --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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.c_1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 09:18:38,371 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 09:18:38,374 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 09:18:38,411 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 09:18:38,411 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 09:18:38,413 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 09:18:38,415 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 09:18:38,418 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 09:18:38,420 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 09:18:38,422 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 09:18:38,423 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 09:18:38,425 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 09:18:38,425 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 09:18:38,427 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 09:18:38,428 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 09:18:38,430 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 09:18:38,435 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 09:18:38,436 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 09:18:38,439 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 09:18:38,458 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 09:18:38,460 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 09:18:38,462 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 09:18:38,463 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 09:18:38,465 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 09:18:38,468 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 09:18:38,468 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 09:18:38,469 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 09:18:38,470 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 09:18:38,471 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 09:18:38,472 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 09:18:38,472 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 09:18:38,473 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 09:18:38,474 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 09:18:38,475 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 09:18:38,477 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 09:18:38,477 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 09:18:38,478 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 09:18:38,478 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 09:18:38,478 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 09:18:38,480 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 09:18:38,480 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 09:18:38,481 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 [2020-10-29 09:18:38,508 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 09:18:38,508 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 09:18:38,510 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 09:18:38,510 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 09:18:38,510 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 09:18:38,511 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 09:18:38,511 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 09:18:38,511 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 09:18:38,511 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 09:18:38,511 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 09:18:38,512 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 09:18:38,512 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 09:18:38,512 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 09:18:38,512 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 09:18:38,513 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 09:18:38,513 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 09:18:38,513 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 09:18:38,513 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 09:18:38,514 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 09:18:38,514 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 09:18:38,514 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 09:18:38,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 09:18:38,515 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 09:18:38,515 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 09:18:38,515 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 09:18:38,516 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 09:18:38,516 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 09:18:38,516 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 09:18:38,516 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 09:18:38,516 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 09:18:38,895 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 09:18:38,938 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 09:18:38,943 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 09:18:38,945 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 09:18:38,945 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 09:18:38,946 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.c_1.i [2020-10-29 09:18:39,037 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8ec6b493d/251115d5604f49ba885c58300d64ce73/FLAG7df54d9b0 [2020-10-29 09:18:39,806 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 09:18:39,806 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.c_1.i [2020-10-29 09:18:39,814 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8ec6b493d/251115d5604f49ba885c58300d64ce73/FLAG7df54d9b0 [2020-10-29 09:18:40,133 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8ec6b493d/251115d5604f49ba885c58300d64ce73 [2020-10-29 09:18:40,137 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 09:18:40,144 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 09:18:40,146 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 09:18:40,146 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 09:18:40,153 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 09:18:40,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 09:18:40" (1/1) ... [2020-10-29 09:18:40,159 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c470770 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:18:40, skipping insertion in model container [2020-10-29 09:18:40,160 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 09:18:40" (1/1) ... [2020-10-29 09:18:40,169 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 09:18:40,196 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 09:18:40,378 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 09:18:40,395 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 09:18:40,421 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 09:18:40,443 INFO L208 MainTranslator]: Completed translation [2020-10-29 09:18:40,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:18:40 WrapperNode [2020-10-29 09:18:40,444 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 09:18:40,445 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 09:18:40,446 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 09:18:40,446 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 09:18:40,460 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:18:40" (1/1) ... [2020-10-29 09:18:40,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:18:40" (1/1) ... [2020-10-29 09:18:40,471 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:18:40" (1/1) ... [2020-10-29 09:18:40,471 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:18:40" (1/1) ... [2020-10-29 09:18:40,483 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:18:40" (1/1) ... [2020-10-29 09:18:40,486 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:18:40" (1/1) ... [2020-10-29 09:18:40,489 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:18:40" (1/1) ... [2020-10-29 09:18:40,492 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 09:18:40,493 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 09:18:40,494 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 09:18:40,494 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 09:18:40,495 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:18:40" (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 [2020-10-29 09:18:40,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 09:18:40,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 09:18:40,572 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 09:18:40,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2020-10-29 09:18:40,573 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-29 09:18:40,573 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-29 09:18:40,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_find_same_bus_num [2020-10-29 09:18:40,573 INFO L138 BoogieDeclarations]: Found implementation of procedure fillslotinfo [2020-10-29 09:18:40,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_init_devno [2020-10-29 09:18:40,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ebda_rsrc_controller [2020-10-29 09:18:40,573 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 09:18:40,574 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-29 09:18:40,574 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 09:18:40,574 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 09:18:40,574 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 09:18:40,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 09:18:40,577 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2020-10-29 09:18:40,577 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-29 09:18:40,578 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-29 09:18:40,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 09:18:40,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-29 09:18:40,578 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-29 09:18:40,578 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_find_same_bus_num [2020-10-29 09:18:40,578 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 09:18:40,578 INFO L130 BoogieDeclarations]: Found specification of procedure fillslotinfo [2020-10-29 09:18:40,579 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_init_devno [2020-10-29 09:18:40,579 INFO L130 BoogieDeclarations]: Found specification of procedure ebda_rsrc_controller [2020-10-29 09:18:40,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 09:18:40,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 09:18:40,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 09:18:40,579 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 09:18:40,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 09:18:40,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 09:18:40,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 09:18:40,580 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 09:18:40,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 09:18:41,310 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 09:18:41,310 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-29 09:18:41,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 09:18:41 BoogieIcfgContainer [2020-10-29 09:18:41,313 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 09:18:41,319 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 09:18:41,319 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 09:18:41,323 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 09:18:41,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 09:18:40" (1/3) ... [2020-10-29 09:18:41,325 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67f6d4e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 09:18:41, skipping insertion in model container [2020-10-29 09:18:41,325 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:18:40" (2/3) ... [2020-10-29 09:18:41,325 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67f6d4e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 09:18:41, skipping insertion in model container [2020-10-29 09:18:41,326 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 09:18:41" (3/3) ... [2020-10-29 09:18:41,327 INFO L111 eAbstractionObserver]: Analyzing ICFG rule57_ebda_blast.c_1.i [2020-10-29 09:18:41,342 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 09:18:41,349 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 09:18:41,366 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 09:18:41,414 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 09:18:41,414 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 09:18:41,414 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 09:18:41,415 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 09:18:41,415 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 09:18:41,415 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 09:18:41,416 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 09:18:41,416 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 09:18:41,441 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states. [2020-10-29 09:18:41,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-10-29 09:18:41,450 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 09:18:41,451 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] [2020-10-29 09:18:41,452 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 09:18:41,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 09:18:41,461 INFO L82 PathProgramCache]: Analyzing trace with hash -1697953369, now seen corresponding path program 1 times [2020-10-29 09:18:41,472 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 09:18:41,472 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1245352972] [2020-10-29 09:18:41,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 09:18:41,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:18:41,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:18:41,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:18:42,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:18:42,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-29 09:18:42,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 09:18:42,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1083 [2020-10-29 09:18:42,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:18:42,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:18:42,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 09:18:42,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 09:18:42,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-29 09:18:42,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 09:18:42,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 09:18:42,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:18:42,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:18:42,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:18:42,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:18:42,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:18:42,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-29 09:18:42,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:18:42,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:18:42,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:18:42,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:18:42,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 09:18:42,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 09:18:42,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-29 09:18:43,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:18:43,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:18:43,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:18:43,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:18:43,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-29 09:18:43,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 09:18:43,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 184 [2020-10-29 09:18:43,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:18:43,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:18:43,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 09:18:43,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:18:43,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 09:18:43,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:18:43,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:18:43,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:18:43,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:18:43,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:18:43,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 09:18:43,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:18:43,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-29 09:18:43,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:18:43,256 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:18:43,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:18:43,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:18:43,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 09:18:43,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 09:18:43,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:18:43,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:18:43,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:18:43,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:18:43,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:18:43,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:18:43,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 09:18:43,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:18:43,283 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:18:43,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:18:43,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:18:43,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:18:43,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 09:18:43,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 09:18:43,298 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1245352972] [2020-10-29 09:18:43,300 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 09:18:43,301 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 09:18:43,302 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976597433] [2020-10-29 09:18:43,309 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 09:18:43,310 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 09:18:43,342 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 09:18:43,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-10-29 09:18:43,347 INFO L87 Difference]: Start difference. First operand 68 states. Second operand 8 states. [2020-10-29 09:18:44,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 09:18:44,088 INFO L93 Difference]: Finished difference Result 107 states and 120 transitions. [2020-10-29 09:18:44,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-29 09:18:44,090 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 27 [2020-10-29 09:18:44,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 09:18:44,107 INFO L225 Difference]: With dead ends: 107 [2020-10-29 09:18:44,107 INFO L226 Difference]: Without dead ends: 65 [2020-10-29 09:18:44,111 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2020-10-29 09:18:44,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2020-10-29 09:18:44,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2020-10-29 09:18:44,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2020-10-29 09:18:44,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 67 transitions. [2020-10-29 09:18:44,169 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 67 transitions. Word has length 27 [2020-10-29 09:18:44,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 09:18:44,171 INFO L481 AbstractCegarLoop]: Abstraction has 65 states and 67 transitions. [2020-10-29 09:18:44,171 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 09:18:44,171 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 67 transitions. [2020-10-29 09:18:44,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-10-29 09:18:44,174 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 09:18:44,175 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-29 09:18:44,175 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 09:18:44,175 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 09:18:44,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 09:18:44,176 INFO L82 PathProgramCache]: Analyzing trace with hash -1899918933, now seen corresponding path program 1 times [2020-10-29 09:18:44,176 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 09:18:44,176 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [599433686] [2020-10-29 09:18:44,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 09:18:44,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:18:44,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:18:44,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:18:44,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-29 09:18:44,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:18:44,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 126 [2020-10-29 09:18:44,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:18:44,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:18:44,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:18:44,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 65 [2020-10-29 09:18:44,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 09:18:44,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:18:44,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 09:18:44,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:18:44,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:18:44,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:18:44,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:18:44,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:18:44,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 09:18:44,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:18:44,413 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:18:44,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:18:44,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:18:44,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:18:44,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:18:44,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-29 09:18:44,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:18:44,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:18:44,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:18:44,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 75 [2020-10-29 09:18:44,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:18:44,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-29 09:18:44,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:18:44,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:18:44,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:18:44,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:18:44,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-29 09:18:44,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:18:44,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:18:44,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:18:44,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:18:44,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:18:44,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 09:18:44,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:18:44,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 09:18:44,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:18:44,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:18:44,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:18:44,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:18:44,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:18:44,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:18:44,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:18:44,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:18:44,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:18:44,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:18:44,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:18:44,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:18:44,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:18:44,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:18:44,634 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:18:44,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:18:44,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:18:44,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:18:44,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:18:44,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 09:18:44,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:18:44,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:18:44,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:18:44,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 09:18:44,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:18:44,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 09:18:44,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:18:44,648 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:18:44,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:18:44,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:18:44,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:18:44,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:18:44,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:18:44,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:18:44,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:18:44,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:18:44,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:18:44,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:18:44,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:18:44,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:18:44,658 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:18:44,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:18:44,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:18:44,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:18:44,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:18:44,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 09:18:44,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:18:44,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:18:44,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:18:44,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-29 09:18:44,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:18:44,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 09:18:44,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:18:44,677 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:18:44,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:18:44,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:18:44,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:18:44,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:18:44,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 09:18:44,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:18:44,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:18:44,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:18:44,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 09:18:44,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:18:44,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 09:18:44,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:18:44,692 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:18:44,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:18:44,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:18:44,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:18:44,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:18:44,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 09:18:44,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:18:44,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:18:44,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:18:44,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:18:44,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:18:44,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 09:18:44,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:18:44,703 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:18:44,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:18:44,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:18:44,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:18:44,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:18:44,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 09:18:44,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:18:44,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:18:44,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:18:44,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:18:44,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:18:44,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 09:18:44,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:18:44,715 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:18:44,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:18:44,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:18:44,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 09:18:44,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:18:44,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 09:18:44,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:18:44,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:18:44,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:18:44,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:18:44,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:18:44,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 09:18:44,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:18:44,726 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:18:44,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:18:44,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:18:44,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 09:18:44,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:18:44,740 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-29 09:18:44,741 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [599433686] [2020-10-29 09:18:44,741 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 09:18:44,741 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-29 09:18:44,741 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473878624] [2020-10-29 09:18:44,743 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 09:18:44,743 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 09:18:44,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 09:18:44,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-29 09:18:44,745 INFO L87 Difference]: Start difference. First operand 65 states and 67 transitions. Second operand 7 states. [2020-10-29 09:18:45,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 09:18:45,070 INFO L93 Difference]: Finished difference Result 65 states and 67 transitions. [2020-10-29 09:18:45,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-29 09:18:45,071 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2020-10-29 09:18:45,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 09:18:45,072 INFO L225 Difference]: With dead ends: 65 [2020-10-29 09:18:45,072 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 09:18:45,074 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2020-10-29 09:18:45,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 09:18:45,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 09:18:45,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 09:18:45,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 09:18:45,075 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2020-10-29 09:18:45,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 09:18:45,075 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 09:18:45,075 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 09:18:45,075 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 09:18:45,076 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 09:18:45,076 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 09:18:45,079 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 09:18:45,817 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 09:18:45,817 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 09:18:45,817 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 09:18:45,817 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 09:18:45,817 INFO L274 CegarLoopResult]: For program point ibmphp_find_same_bus_numEXIT(lines 56 58) no Hoare annotation was computed. [2020-10-29 09:18:45,818 INFO L274 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-10-29 09:18:45,818 INFO L270 CegarLoopResult]: At program point ibmphp_find_same_bus_numENTRY(lines 56 58) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|)) [2020-10-29 09:18:45,818 INFO L274 CegarLoopResult]: For program point ibmphp_find_same_bus_numFINAL(lines 56 58) no Hoare annotation was computed. [2020-10-29 09:18:45,818 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 09:18:45,818 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|) (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (= |old(#length)| |#length|) (= |#t~string6.base| |old(#t~string6.base)|) (= |old(#t~string4.offset)| |#t~string4.offset|) (= |old(#valid)| |#valid|) (= |old(#NULL.base)| |#NULL.base|) (= |#t~string5.base| |old(#t~string5.base)|) (= ~tmp_slot~0.base |old(~tmp_slot~0.base)|) (= |old(#t~string6.offset)| |#t~string6.offset|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-29 09:18:45,818 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 09:18:45,819 INFO L274 CegarLoopResult]: For program point L51-2(lines 50 53) no Hoare annotation was computed. [2020-10-29 09:18:45,819 INFO L274 CegarLoopResult]: For program point kfreeEXIT(lines 50 53) no Hoare annotation was computed. [2020-10-29 09:18:45,819 INFO L270 CegarLoopResult]: At program point kfreeENTRY(lines 50 53) the Hoare annotation is: (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) [2020-10-29 09:18:45,819 INFO L274 CegarLoopResult]: For program point L51(lines 51 52) no Hoare annotation was computed. [2020-10-29 09:18:45,819 INFO L270 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: (= |#memory_int| |old(#memory_int)|) [2020-10-29 09:18:45,819 INFO L274 CegarLoopResult]: For program point L48-1(line 48) no Hoare annotation was computed. [2020-10-29 09:18:45,819 INFO L274 CegarLoopResult]: For program point kzallocEXIT(line 48) no Hoare annotation was computed. [2020-10-29 09:18:45,820 INFO L270 CegarLoopResult]: At program point kzallocENTRY(line 48) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|)) [2020-10-29 09:18:45,820 INFO L274 CegarLoopResult]: For program point kzallocFINAL(line 48) no Hoare annotation was computed. [2020-10-29 09:18:45,820 INFO L274 CegarLoopResult]: For program point __blast_assertEXIT(lines 6 9) no Hoare annotation was computed. [2020-10-29 09:18:45,820 INFO L274 CegarLoopResult]: For program point L8(line 8) no Hoare annotation was computed. [2020-10-29 09:18:45,820 INFO L274 CegarLoopResult]: For program point __blast_assertFINAL(lines 6 9) no Hoare annotation was computed. [2020-10-29 09:18:45,820 INFO L277 CegarLoopResult]: At program point __blast_assertENTRY(lines 6 9) the Hoare annotation is: true [2020-10-29 09:18:45,820 INFO L277 CegarLoopResult]: At program point ibmphp_init_devnoENTRY(lines 67 70) the Hoare annotation is: true [2020-10-29 09:18:45,820 INFO L274 CegarLoopResult]: For program point ibmphp_init_devnoFINAL(lines 67 70) no Hoare annotation was computed. [2020-10-29 09:18:45,821 INFO L274 CegarLoopResult]: For program point ibmphp_init_devnoEXIT(lines 67 70) no Hoare annotation was computed. [2020-10-29 09:18:45,821 INFO L274 CegarLoopResult]: For program point ebda_rsrc_controllerEXIT(lines 72 133) no Hoare annotation was computed. [2020-10-29 09:18:45,821 INFO L270 CegarLoopResult]: At program point L128(lines 72 133) the Hoare annotation is: (or (= ~freed_tmp_slot~0 1) (<= 1 ~used_tmp_slot~0) (not (= |old(~freed_tmp_slot~0)| 1))) [2020-10-29 09:18:45,821 INFO L270 CegarLoopResult]: At program point L122(lines 72 133) the Hoare annotation is: (or (= ~freed_tmp_slot~0 1) (<= 1 ~used_tmp_slot~0) (not (= |old(~freed_tmp_slot~0)| 1))) [2020-10-29 09:18:45,821 INFO L270 CegarLoopResult]: At program point L120(line 120) the Hoare annotation is: (or (<= 1 ~used_tmp_slot~0) (not (= |old(~freed_tmp_slot~0)| 1))) [2020-10-29 09:18:45,821 INFO L274 CegarLoopResult]: For program point L87(lines 87 90) no Hoare annotation was computed. [2020-10-29 09:18:45,822 INFO L274 CegarLoopResult]: For program point L120-1(line 120) no Hoare annotation was computed. [2020-10-29 09:18:45,822 INFO L270 CegarLoopResult]: At program point L85(line 85) the Hoare annotation is: (or (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (not (= |old(~freed_tmp_slot~0)| 1))) [2020-10-29 09:18:45,822 INFO L274 CegarLoopResult]: For program point L85-1(line 85) no Hoare annotation was computed. [2020-10-29 09:18:45,822 INFO L270 CegarLoopResult]: At program point L116(line 116) the Hoare annotation is: (or (<= 1 ~used_tmp_slot~0) (not (= |old(~freed_tmp_slot~0)| 1))) [2020-10-29 09:18:45,822 INFO L274 CegarLoopResult]: For program point L116-1(line 116) no Hoare annotation was computed. [2020-10-29 09:18:45,822 INFO L274 CegarLoopResult]: For program point L79(lines 79 82) no Hoare annotation was computed. [2020-10-29 09:18:45,823 INFO L277 CegarLoopResult]: At program point L98(line 98) the Hoare annotation is: true [2020-10-29 09:18:45,823 INFO L274 CegarLoopResult]: For program point L98-1(line 98) no Hoare annotation was computed. [2020-10-29 09:18:45,823 INFO L270 CegarLoopResult]: At program point L127(line 127) the Hoare annotation is: (or (= ~freed_tmp_slot~0 1) (<= 1 ~used_tmp_slot~0) (not (= |old(~freed_tmp_slot~0)| 1))) [2020-10-29 09:18:45,823 INFO L274 CegarLoopResult]: For program point L127-1(line 127) no Hoare annotation was computed. [2020-10-29 09:18:45,823 INFO L270 CegarLoopResult]: At program point ebda_rsrc_controllerENTRY(lines 72 133) the Hoare annotation is: (or (not (= |old(~freed_tmp_slot~0)| 1)) (and (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.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|))) [2020-10-29 09:18:45,823 INFO L274 CegarLoopResult]: For program point ebda_rsrc_controllerFINAL(lines 72 133) no Hoare annotation was computed. [2020-10-29 09:18:45,823 INFO L274 CegarLoopResult]: For program point L121(lines 121 122) no Hoare annotation was computed. [2020-10-29 09:18:45,824 INFO L274 CegarLoopResult]: For program point L117(lines 117 118) no Hoare annotation was computed. [2020-10-29 09:18:45,824 INFO L270 CegarLoopResult]: At program point L78(line 78) the Hoare annotation is: (or (not (= |old(~freed_tmp_slot~0)| 1)) (and (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.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|))) [2020-10-29 09:18:45,824 INFO L274 CegarLoopResult]: For program point L78-1(line 78) no Hoare annotation was computed. [2020-10-29 09:18:45,824 INFO L277 CegarLoopResult]: At program point L103(line 103) the Hoare annotation is: true [2020-10-29 09:18:45,824 INFO L274 CegarLoopResult]: For program point L103-1(line 103) no Hoare annotation was computed. [2020-10-29 09:18:45,824 INFO L274 CegarLoopResult]: For program point L99(lines 99 107) no Hoare annotation was computed. [2020-10-29 09:18:45,825 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 09:18:45,825 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~freed_tmp_slot~0 1) [2020-10-29 09:18:45,825 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 09:18:45,825 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 09:18:45,825 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 135 139) the Hoare annotation is: (or (not (= |old(~freed_tmp_slot~0)| 1)) (and (= ~used_tmp_slot~0 |old(~used_tmp_slot~0)|) (= ~tmp_slot~0.offset |old(~tmp_slot~0.offset)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.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|))) [2020-10-29 09:18:45,825 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 135 139) no Hoare annotation was computed. [2020-10-29 09:18:45,825 INFO L274 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-10-29 09:18:45,826 INFO L274 CegarLoopResult]: For program point L137(lines 137 138) no Hoare annotation was computed. [2020-10-29 09:18:45,826 INFO L274 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-10-29 09:18:45,826 INFO L270 CegarLoopResult]: At program point L138-2(line 138) the Hoare annotation is: (not (= |old(~freed_tmp_slot~0)| 1)) [2020-10-29 09:18:45,826 INFO L274 CegarLoopResult]: For program point L137-1(lines 135 139) no Hoare annotation was computed. [2020-10-29 09:18:45,826 INFO L277 CegarLoopResult]: At program point fillslotinfoENTRY(lines 62 65) the Hoare annotation is: true [2020-10-29 09:18:45,826 INFO L274 CegarLoopResult]: For program point fillslotinfoEXIT(lines 62 65) no Hoare annotation was computed. [2020-10-29 09:18:45,826 INFO L274 CegarLoopResult]: For program point fillslotinfoFINAL(lines 62 65) no Hoare annotation was computed. [2020-10-29 09:18:45,827 INFO L270 CegarLoopResult]: At program point #Ultimate.meminitENTRY(line -1) the Hoare annotation is: (= |#memory_int| |old(#memory_int)|) [2020-10-29 09:18:45,827 INFO L274 CegarLoopResult]: For program point #Ultimate.meminitEXIT(line -1) no Hoare annotation was computed. [2020-10-29 09:18:45,827 INFO L274 CegarLoopResult]: For program point #Ultimate.meminitFINAL(line -1) no Hoare annotation was computed. [2020-10-29 09:18:45,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 09:18:45 BoogieIcfgContainer [2020-10-29 09:18:45,848 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 09:18:45,851 INFO L168 Benchmark]: Toolchain (without parser) took 5711.12 ms. Allocated memory was 151.0 MB in the beginning and 199.2 MB in the end (delta: 48.2 MB). Free memory was 127.1 MB in the beginning and 77.6 MB in the end (delta: 49.5 MB). Peak memory consumption was 109.9 MB. Max. memory is 8.0 GB. [2020-10-29 09:18:45,852 INFO L168 Benchmark]: CDTParser took 0.57 ms. Allocated memory is still 151.0 MB. Free memory was 123.0 MB in the beginning and 122.9 MB in the end (delta: 105.9 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 09:18:45,853 INFO L168 Benchmark]: CACSL2BoogieTranslator took 298.61 ms. Allocated memory is still 151.0 MB. Free memory was 126.6 MB in the beginning and 116.1 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. [2020-10-29 09:18:45,854 INFO L168 Benchmark]: Boogie Preprocessor took 47.06 ms. Allocated memory is still 151.0 MB. Free memory was 115.9 MB in the beginning and 114.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2020-10-29 09:18:45,855 INFO L168 Benchmark]: RCFGBuilder took 819.57 ms. Allocated memory is still 151.0 MB. Free memory was 114.1 MB in the beginning and 127.4 MB in the end (delta: -13.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 8.0 GB. [2020-10-29 09:18:45,856 INFO L168 Benchmark]: TraceAbstraction took 4529.72 ms. Allocated memory was 151.0 MB in the beginning and 199.2 MB in the end (delta: 48.2 MB). Free memory was 126.8 MB in the beginning and 77.6 MB in the end (delta: 49.2 MB). Peak memory consumption was 109.0 MB. Max. memory is 8.0 GB. [2020-10-29 09:18:45,860 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57 ms. Allocated memory is still 151.0 MB. Free memory was 123.0 MB in the beginning and 122.9 MB in the end (delta: 105.9 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 298.61 ms. Allocated memory is still 151.0 MB. Free memory was 126.6 MB in the beginning and 116.1 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 47.06 ms. Allocated memory is still 151.0 MB. Free memory was 115.9 MB in the beginning and 114.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 819.57 ms. Allocated memory is still 151.0 MB. Free memory was 114.1 MB in the beginning and 127.4 MB in the end (delta: -13.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 4529.72 ms. Allocated memory was 151.0 MB in the beginning and 199.2 MB in the end (delta: 48.2 MB). Free memory was 126.8 MB in the beginning and 77.6 MB in the end (delta: 49.2 MB). Peak memory consumption was 109.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: 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: 72]: Loop Invariant Derived loop invariant: (freed_tmp_slot == 1 || 1 <= used_tmp_slot) || !(\old(freed_tmp_slot) == 1) - InvariantResult [Line: 72]: 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 12 procedures, 68 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.6s, OverallIterations: 2, TraceHistogramMax: 3, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 113 SDtfs, 102 SDslu, 168 SDs, 0 SdLazy, 271 SolverSat, 102 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 51 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=68occurred in iteration=0, 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 24 LocationsWithAnnotation, 33 PreInvPairs, 37 NumberOfFragments, 242 HoareAnnotationTreeSize, 33 FomulaSimplifications, 7 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 24 FomulaSimplificationsInter, 653 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 91 NumberOfCodeBlocks, 91 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 89 ConstructedInterpolants, 0 QuantifiedInterpolants, 15654 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 24/24 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...