/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 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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --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 -i ../../../trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.c_1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 04:58:08,655 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 04:58:08,658 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 04:58:08,680 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 04:58:08,681 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 04:58:08,682 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 04:58:08,683 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 04:58:08,685 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 04:58:08,686 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 04:58:08,687 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 04:58:08,688 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 04:58:08,689 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 04:58:08,689 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 04:58:08,690 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 04:58:08,691 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 04:58:08,692 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 04:58:08,693 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 04:58:08,693 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 04:58:08,695 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 04:58:08,696 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 04:58:08,698 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 04:58:08,699 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 04:58:08,700 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 04:58:08,700 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 04:58:08,703 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 04:58:08,703 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 04:58:08,703 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 04:58:08,704 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 04:58:08,704 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 04:58:08,705 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 04:58:08,705 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 04:58:08,706 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 04:58:08,707 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 04:58:08,708 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 04:58:08,708 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 04:58:08,709 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 04:58:08,709 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 04:58:08,709 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 04:58:08,710 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 04:58:08,710 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 04:58:08,711 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 04:58:08,712 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 [2020-10-14 04:58:08,734 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 04:58:08,735 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 04:58:08,736 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 04:58:08,736 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 04:58:08,736 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 04:58:08,736 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 04:58:08,737 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 04:58:08,737 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 04:58:08,737 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 04:58:08,737 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 04:58:08,737 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 04:58:08,738 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 04:58:08,738 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 04:58:08,738 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 04:58:08,738 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 04:58:08,738 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 04:58:08,738 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 04:58:08,739 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 04:58:08,739 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 04:58:08,739 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 04:58:08,739 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 04:58:08,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 04:58:08,740 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 04:58:08,740 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 04:58:08,740 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 04:58:08,740 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 04:58:08,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 04:58:08,741 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 04:58:08,741 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 04:58:08,741 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 -> 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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=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;unknown-allowed=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;unknown-allowed=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;unknown-allowed=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;unknown-allowed=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;unknown-allowed=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;unknown-allowed=true; [2020-10-14 04:58:09,024 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 04:58:09,036 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 04:58:09,040 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 04:58:09,041 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 04:58:09,042 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 04:58:09,043 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.c_1.i [2020-10-14 04:58:09,103 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/82ad38cf8/7c0af06492324df7a0468267dfc5728c/FLAGe7ad3fe95 [2020-10-14 04:58:09,607 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 04:58:09,608 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.c_1.i [2020-10-14 04:58:09,616 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/82ad38cf8/7c0af06492324df7a0468267dfc5728c/FLAGe7ad3fe95 [2020-10-14 04:58:09,974 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/82ad38cf8/7c0af06492324df7a0468267dfc5728c [2020-10-14 04:58:09,983 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 04:58:09,985 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 04:58:09,986 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 04:58:09,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 04:58:09,990 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 04:58:09,991 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 04:58:09" (1/1) ... [2020-10-14 04:58:09,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b120860 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:58:09, skipping insertion in model container [2020-10-14 04:58:09,994 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 04:58:09" (1/1) ... [2020-10-14 04:58:10,002 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 04:58:10,027 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 04:58:10,197 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 04:58:10,213 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 04:58:10,234 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 04:58:10,258 INFO L208 MainTranslator]: Completed translation [2020-10-14 04:58:10,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:58:10 WrapperNode [2020-10-14 04:58:10,258 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 04:58:10,259 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 04:58:10,259 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 04:58:10,260 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 04:58:10,359 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:58:10" (1/1) ... [2020-10-14 04:58:10,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:58:10" (1/1) ... [2020-10-14 04:58:10,376 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:58:10" (1/1) ... [2020-10-14 04:58:10,376 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:58:10" (1/1) ... [2020-10-14 04:58:10,388 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:58:10" (1/1) ... [2020-10-14 04:58:10,391 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:58:10" (1/1) ... [2020-10-14 04:58:10,393 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:58:10" (1/1) ... [2020-10-14 04:58:10,396 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 04:58:10,396 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 04:58:10,397 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 04:58:10,397 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 04:58:10,398 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:58:10" (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 [2020-10-14 04:58:10,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 04:58:10,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 04:58:10,467 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2020-10-14 04:58:10,467 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-14 04:58:10,467 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-14 04:58:10,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_find_same_bus_num [2020-10-14 04:58:10,468 INFO L138 BoogieDeclarations]: Found implementation of procedure fillslotinfo [2020-10-14 04:58:10,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_init_devno [2020-10-14 04:58:10,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ebda_rsrc_controller [2020-10-14 04:58:10,470 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 04:58:10,470 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-14 04:58:10,471 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 04:58:10,471 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2020-10-14 04:58:10,471 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-14 04:58:10,471 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-14 04:58:10,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 04:58:10,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-14 04:58:10,472 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-14 04:58:10,473 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_find_same_bus_num [2020-10-14 04:58:10,473 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 04:58:10,473 INFO L130 BoogieDeclarations]: Found specification of procedure fillslotinfo [2020-10-14 04:58:10,474 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_init_devno [2020-10-14 04:58:10,474 INFO L130 BoogieDeclarations]: Found specification of procedure ebda_rsrc_controller [2020-10-14 04:58:10,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 04:58:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 04:58:10,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 04:58:10,477 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 04:58:10,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 04:58:10,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 04:58:10,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 04:58:10,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 04:58:10,885 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 04:58:10,886 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-14 04:58:10,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 04:58:10 BoogieIcfgContainer [2020-10-14 04:58:10,891 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 04:58:10,892 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 04:58:10,892 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 04:58:10,895 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 04:58:10,896 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 04:58:09" (1/3) ... [2020-10-14 04:58:10,897 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d394476 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 04:58:10, skipping insertion in model container [2020-10-14 04:58:10,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:58:10" (2/3) ... [2020-10-14 04:58:10,897 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d394476 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 04:58:10, skipping insertion in model container [2020-10-14 04:58:10,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 04:58:10" (3/3) ... [2020-10-14 04:58:10,899 INFO L109 eAbstractionObserver]: Analyzing ICFG rule57_ebda_blast.c_1.i [2020-10-14 04:58:10,910 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 04:58:10,918 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 04:58:10,932 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 04:58:10,957 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 04:58:10,957 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 04:58:10,957 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 04:58:10,957 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 04:58:10,957 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 04:58:10,957 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 04:58:10,957 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 04:58:10,958 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 04:58:10,977 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states. [2020-10-14 04:58:10,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-14 04:58:10,984 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 04:58:10,985 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] [2020-10-14 04:58:10,985 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 04:58:10,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 04:58:10,991 INFO L82 PathProgramCache]: Analyzing trace with hash -1185591928, now seen corresponding path program 1 times [2020-10-14 04:58:10,997 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 04:58:10,998 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [129534819] [2020-10-14 04:58:10,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 04:58:11,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 04:58:11,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 04:58:11,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 04:58:12,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 04:58:12,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 04:58:12,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 04:58:12,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 989 [2020-10-14 04:58:12,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 04:58:12,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 04:58:12,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 04:58:12,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 04:58:12,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-14 04:58:12,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 04:58:12,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 04:58:12,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 04:58:12,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 04:58:12,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 04:58:12,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 04:58:12,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 04:58:12,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 04:58:12,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 04:58:12,249 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 04:58:12,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 04:58:12,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 04:58:12,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 04:58:12,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 04:58:12,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 04:58:12,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 04:58:12,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 04:58:12,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 04:58:12,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 04:58:12,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-14 04:58:12,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 04:58:12,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 180 [2020-10-14 04:58:12,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 04:58:12,488 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 04:58:12,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 04:58:12,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 04:58:12,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 04:58:12,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 04:58:12,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 04:58:12,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 04:58:12,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 04:58:12,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 04:58:12,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 04:58:12,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 04:58:12,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 04:58:12,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 04:58:12,561 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 04:58:12,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 04:58:12,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 04:58:12,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-14 04:58:12,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 04:58:12,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 04:58:12,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 04:58:12,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 04:58:12,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 04:58:12,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 04:58:12,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 04:58:12,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 04:58:12,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 04:58:12,589 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 04:58:12,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 04:58:12,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 04:58:12,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 04:58:12,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 04:58:12,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 04:58:12,603 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [129534819] [2020-10-14 04:58:12,605 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 04:58:12,606 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 04:58:12,607 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636865809] [2020-10-14 04:58:12,612 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 04:58:12,613 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 04:58:12,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 04:58:12,629 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-10-14 04:58:12,631 INFO L87 Difference]: Start difference. First operand 64 states. Second operand 8 states. [2020-10-14 04:58:13,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 04:58:13,320 INFO L93 Difference]: Finished difference Result 107 states and 122 transitions. [2020-10-14 04:58:13,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 04:58:13,322 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 26 [2020-10-14 04:58:13,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 04:58:13,335 INFO L225 Difference]: With dead ends: 107 [2020-10-14 04:58:13,335 INFO L226 Difference]: Without dead ends: 64 [2020-10-14 04:58:13,340 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2020-10-14 04:58:13,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2020-10-14 04:58:13,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2020-10-14 04:58:13,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2020-10-14 04:58:13,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 66 transitions. [2020-10-14 04:58:13,401 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 66 transitions. Word has length 26 [2020-10-14 04:58:13,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 04:58:13,403 INFO L479 AbstractCegarLoop]: Abstraction has 64 states and 66 transitions. [2020-10-14 04:58:13,404 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 04:58:13,404 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 66 transitions. [2020-10-14 04:58:13,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-10-14 04:58:13,407 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 04:58:13,408 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] [2020-10-14 04:58:13,408 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 04:58:13,408 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 04:58:13,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 04:58:13,409 INFO L82 PathProgramCache]: Analyzing trace with hash 1781879045, now seen corresponding path program 1 times [2020-10-14 04:58:13,409 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 04:58:13,409 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [643644367] [2020-10-14 04:58:13,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 04:58:13,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 04:58:13,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 04:58:13,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 04:58:13,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-14 04:58:13,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 04:58:13,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 115 [2020-10-14 04:58:13,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 04:58:13,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 04:58:13,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 04:58:13,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 65 [2020-10-14 04:58:13,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-14 04:58:13,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 04:58:13,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 04:58:13,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 04:58:13,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 04:58:13,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 04:58:13,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 04:58:13,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 04:58:13,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 04:58:13,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 04:58:13,616 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 04:58:13,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 04:58:13,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 04:58:13,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 04:58:13,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 04:58:13,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-14 04:58:13,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 04:58:13,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 04:58:13,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 04:58:13,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 75 [2020-10-14 04:58:13,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 04:58:13,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-14 04:58:13,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 04:58:13,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 04:58:13,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 04:58:13,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 04:58:13,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-14 04:58:13,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 04:58:13,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 04:58:13,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 04:58:13,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 04:58:13,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 04:58:13,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 04:58:13,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 04:58:13,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 04:58:13,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 04:58:13,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 04:58:13,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 04:58:13,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 04:58:13,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 04:58:13,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 04:58:13,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 04:58:13,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 04:58:13,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 04:58:13,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 04:58:13,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 04:58:13,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 04:58:13,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 04:58:13,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 04:58:13,793 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 04:58:13,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 04:58:13,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 04:58:13,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 04:58:13,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 04:58:13,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 04:58:13,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 04:58:13,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 04:58:13,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 04:58:13,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 04:58:13,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 04:58:13,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 04:58:13,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 04:58:13,806 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 04:58:13,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 04:58:13,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 04:58:13,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 04:58:13,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 04:58:13,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 04:58:13,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 04:58:13,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 04:58:13,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 04:58:13,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 04:58:13,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 04:58:13,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 04:58:13,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 04:58:13,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 04:58:13,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 04:58:13,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 04:58:13,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 04:58:13,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 04:58:13,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 04:58:13,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 04:58:13,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 04:58:13,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 04:58:13,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-14 04:58:13,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 04:58:13,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 04:58:13,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 04:58:13,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 04:58:13,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 04:58:13,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 04:58:13,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 04:58:13,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 04:58:13,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 04:58:13,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 04:58:13,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 04:58:13,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 04:58:13,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 04:58:13,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 04:58:13,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 04:58:13,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 04:58:13,840 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 04:58:13,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 04:58:13,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 04:58:13,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 04:58:13,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 04:58:13,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 04:58:13,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 04:58:13,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 04:58:13,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 04:58:13,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 04:58:13,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 04:58:13,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 04:58:13,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 04:58:13,848 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 04:58:13,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 04:58:13,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 04:58:13,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 04:58:13,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 04:58:13,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 04:58:13,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 04:58:13,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 04:58:13,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 04:58:13,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 04:58:13,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 04:58:13,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 04:58:13,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 04:58:13,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 04:58:13,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 04:58:13,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 04:58:13,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 04:58:13,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 04:58:13,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-14 04:58:13,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 04:58:13,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 04:58:13,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 04:58:13,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 04:58:13,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 04:58:13,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 04:58:13,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 04:58:13,871 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 04:58:13,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 04:58:13,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 04:58:13,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 04:58:13,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 04:58:13,907 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-14 04:58:13,908 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [643644367] [2020-10-14 04:58:13,908 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 04:58:13,908 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 04:58:13,908 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [582550371] [2020-10-14 04:58:13,910 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 04:58:13,911 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 04:58:13,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 04:58:13,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 04:58:13,911 INFO L87 Difference]: Start difference. First operand 64 states and 66 transitions. Second operand 7 states. [2020-10-14 04:58:14,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 04:58:14,116 INFO L93 Difference]: Finished difference Result 64 states and 66 transitions. [2020-10-14 04:58:14,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 04:58:14,116 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 63 [2020-10-14 04:58:14,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 04:58:14,118 INFO L225 Difference]: With dead ends: 64 [2020-10-14 04:58:14,118 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 04:58:14,119 INFO L675 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 [2020-10-14 04:58:14,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 04:58:14,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 04:58:14,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 04:58:14,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 04:58:14,120 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2020-10-14 04:58:14,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 04:58:14,121 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 04:58:14,121 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 04:58:14,121 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 04:58:14,121 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 04:58:14,122 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 04:58:14,124 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 04:58:14,525 INFO L268 CegarLoopResult]: For program point ibmphp_find_same_bus_numEXIT(lines 54 56) no Hoare annotation was computed. [2020-10-14 04:58:14,526 INFO L268 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-10-14 04:58:14,526 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|)) [2020-10-14 04:58:14,526 INFO L268 CegarLoopResult]: For program point ibmphp_find_same_bus_numFINAL(lines 54 56) no Hoare annotation was computed. [2020-10-14 04:58:14,527 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 04:58:14,527 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|)) [2020-10-14 04:58:14,527 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 04:58:14,527 INFO L268 CegarLoopResult]: For program point L49(lines 49 50) no Hoare annotation was computed. [2020-10-14 04:58:14,527 INFO L268 CegarLoopResult]: For program point kfreeEXIT(lines 48 51) no Hoare annotation was computed. [2020-10-14 04:58:14,527 INFO L268 CegarLoopResult]: For program point L49-2(lines 48 51) no Hoare annotation was computed. [2020-10-14 04:58:14,528 INFO L264 CegarLoopResult]: At program point kfreeENTRY(lines 48 51) the Hoare annotation is: (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) [2020-10-14 04:58:14,528 INFO L264 CegarLoopResult]: At program point L46(line 46) the Hoare annotation is: (= |#memory_int| |old(#memory_int)|) [2020-10-14 04:58:14,528 INFO L268 CegarLoopResult]: For program point L46-1(line 46) no Hoare annotation was computed. [2020-10-14 04:58:14,528 INFO L268 CegarLoopResult]: For program point kzallocEXIT(line 46) no Hoare annotation was computed. [2020-10-14 04:58:14,528 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|)) [2020-10-14 04:58:14,528 INFO L268 CegarLoopResult]: For program point kzallocFINAL(line 46) no Hoare annotation was computed. [2020-10-14 04:58:14,529 INFO L268 CegarLoopResult]: For program point __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 6) no Hoare annotation was computed. [2020-10-14 04:58:14,529 INFO L268 CegarLoopResult]: For program point __blast_assertEXIT(lines 4 7) no Hoare annotation was computed. [2020-10-14 04:58:14,529 INFO L268 CegarLoopResult]: For program point __blast_assertFINAL(lines 4 7) no Hoare annotation was computed. [2020-10-14 04:58:14,529 INFO L271 CegarLoopResult]: At program point __blast_assertENTRY(lines 4 7) the Hoare annotation is: true [2020-10-14 04:58:14,529 INFO L271 CegarLoopResult]: At program point ibmphp_init_devnoENTRY(lines 65 68) the Hoare annotation is: true [2020-10-14 04:58:14,529 INFO L268 CegarLoopResult]: For program point ibmphp_init_devnoFINAL(lines 65 68) no Hoare annotation was computed. [2020-10-14 04:58:14,530 INFO L268 CegarLoopResult]: For program point ibmphp_init_devnoEXIT(lines 65 68) no Hoare annotation was computed. [2020-10-14 04:58:14,530 INFO L268 CegarLoopResult]: For program point L97(lines 97 105) no Hoare annotation was computed. [2020-10-14 04:58:14,530 INFO L268 CegarLoopResult]: For program point ebda_rsrc_controllerEXIT(lines 70 131) no Hoare annotation was computed. [2020-10-14 04:58:14,530 INFO L264 CegarLoopResult]: At program point L126(lines 70 131) the Hoare annotation is: (or (<= 1 ~freed_tmp_slot~0) (<= 1 ~used_tmp_slot~0) (not (<= 1 |old(~freed_tmp_slot~0)|))) [2020-10-14 04:58:14,530 INFO L264 CegarLoopResult]: At program point L120(lines 70 131) the Hoare annotation is: (or (<= 1 ~freed_tmp_slot~0) (<= 1 ~used_tmp_slot~0) (not (<= 1 |old(~freed_tmp_slot~0)|))) [2020-10-14 04:58:14,530 INFO L264 CegarLoopResult]: At program point L118(line 118) the Hoare annotation is: (or (<= 1 ~used_tmp_slot~0) (not (<= 1 |old(~freed_tmp_slot~0)|))) [2020-10-14 04:58:14,531 INFO L268 CegarLoopResult]: For program point L85(lines 85 88) no Hoare annotation was computed. [2020-10-14 04:58:14,531 INFO L268 CegarLoopResult]: For program point L118-1(line 118) no Hoare annotation was computed. [2020-10-14 04:58:14,531 INFO L264 CegarLoopResult]: At program point L83(line 83) the Hoare annotation is: (or (= |old(~freed_tmp_slot~0)| ~freed_tmp_slot~0) (not (<= 1 |old(~freed_tmp_slot~0)|))) [2020-10-14 04:58:14,531 INFO L268 CegarLoopResult]: For program point L83-1(line 83) no Hoare annotation was computed. [2020-10-14 04:58:14,531 INFO L264 CegarLoopResult]: At program point L114(line 114) the Hoare annotation is: (or (<= 1 ~used_tmp_slot~0) (not (<= 1 |old(~freed_tmp_slot~0)|))) [2020-10-14 04:58:14,531 INFO L268 CegarLoopResult]: For program point L114-1(line 114) no Hoare annotation was computed. [2020-10-14 04:58:14,532 INFO L268 CegarLoopResult]: For program point L77(lines 77 80) no Hoare annotation was computed. [2020-10-14 04:58:14,532 INFO L271 CegarLoopResult]: At program point L96(line 96) the Hoare annotation is: true [2020-10-14 04:58:14,532 INFO L268 CegarLoopResult]: For program point L96-1(line 96) no Hoare annotation was computed. [2020-10-14 04:58:14,532 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 (<= 1 |old(~freed_tmp_slot~0)|))) [2020-10-14 04:58:14,532 INFO L264 CegarLoopResult]: At program point L125(line 125) the Hoare annotation is: (or (<= 1 ~freed_tmp_slot~0) (<= 1 ~used_tmp_slot~0) (not (<= 1 |old(~freed_tmp_slot~0)|))) [2020-10-14 04:58:14,533 INFO L268 CegarLoopResult]: For program point ebda_rsrc_controllerFINAL(lines 70 131) no Hoare annotation was computed. [2020-10-14 04:58:14,533 INFO L268 CegarLoopResult]: For program point L125-1(line 125) no Hoare annotation was computed. [2020-10-14 04:58:14,533 INFO L268 CegarLoopResult]: For program point L119(lines 119 120) no Hoare annotation was computed. [2020-10-14 04:58:14,533 INFO L268 CegarLoopResult]: For program point L115(lines 115 116) no Hoare annotation was computed. [2020-10-14 04:58:14,533 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 (<= 1 |old(~freed_tmp_slot~0)|))) [2020-10-14 04:58:14,533 INFO L268 CegarLoopResult]: For program point L76-1(line 76) no Hoare annotation was computed. [2020-10-14 04:58:14,534 INFO L271 CegarLoopResult]: At program point L101(line 101) the Hoare annotation is: true [2020-10-14 04:58:14,534 INFO L268 CegarLoopResult]: For program point L101-1(line 101) no Hoare annotation was computed. [2020-10-14 04:58:14,534 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 04:58:14,534 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (<= 1 ~freed_tmp_slot~0) [2020-10-14 04:58:14,534 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 04:58:14,534 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 04:58:14,534 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 (<= 1 |old(~freed_tmp_slot~0)|))) [2020-10-14 04:58:14,535 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 133 137) no Hoare annotation was computed. [2020-10-14 04:58:14,535 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-10-14 04:58:14,535 INFO L268 CegarLoopResult]: For program point L135(lines 135 136) no Hoare annotation was computed. [2020-10-14 04:58:14,535 INFO L268 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-10-14 04:58:14,535 INFO L264 CegarLoopResult]: At program point L136-2(line 136) the Hoare annotation is: (not (<= 1 |old(~freed_tmp_slot~0)|)) [2020-10-14 04:58:14,535 INFO L268 CegarLoopResult]: For program point L135-1(lines 133 137) no Hoare annotation was computed. [2020-10-14 04:58:14,536 INFO L271 CegarLoopResult]: At program point fillslotinfoENTRY(lines 60 63) the Hoare annotation is: true [2020-10-14 04:58:14,536 INFO L268 CegarLoopResult]: For program point fillslotinfoEXIT(lines 60 63) no Hoare annotation was computed. [2020-10-14 04:58:14,536 INFO L268 CegarLoopResult]: For program point fillslotinfoFINAL(lines 60 63) no Hoare annotation was computed. [2020-10-14 04:58:14,536 INFO L264 CegarLoopResult]: At program point #Ultimate.meminitENTRY(line -1) the Hoare annotation is: (= |#memory_int| |old(#memory_int)|) [2020-10-14 04:58:14,536 INFO L268 CegarLoopResult]: For program point #Ultimate.meminitEXIT(line -1) no Hoare annotation was computed. [2020-10-14 04:58:14,536 INFO L268 CegarLoopResult]: For program point #Ultimate.meminitFINAL(line -1) no Hoare annotation was computed. [2020-10-14 04:58:14,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 04:58:14 BoogieIcfgContainer [2020-10-14 04:58:14,556 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 04:58:14,559 INFO L168 Benchmark]: Toolchain (without parser) took 4572.78 ms. Allocated memory was 145.2 MB in the beginning and 249.0 MB in the end (delta: 103.8 MB). Free memory was 101.5 MB in the beginning and 112.7 MB in the end (delta: -11.2 MB). Peak memory consumption was 92.6 MB. Max. memory is 7.1 GB. [2020-10-14 04:58:14,560 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 145.2 MB. Free memory was 119.7 MB in the beginning and 119.3 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. [2020-10-14 04:58:14,561 INFO L168 Benchmark]: CACSL2BoogieTranslator took 272.77 ms. Allocated memory is still 145.2 MB. Free memory was 101.1 MB in the beginning and 89.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. [2020-10-14 04:58:14,562 INFO L168 Benchmark]: Boogie Preprocessor took 136.73 ms. Allocated memory was 145.2 MB in the beginning and 200.8 MB in the end (delta: 55.6 MB). Free memory was 89.6 MB in the beginning and 177.9 MB in the end (delta: -88.3 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. [2020-10-14 04:58:14,563 INFO L168 Benchmark]: RCFGBuilder took 494.48 ms. Allocated memory is still 200.8 MB. Free memory was 177.9 MB in the beginning and 153.1 MB in the end (delta: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. [2020-10-14 04:58:14,564 INFO L168 Benchmark]: TraceAbstraction took 3664.03 ms. Allocated memory was 200.8 MB in the beginning and 249.0 MB in the end (delta: 48.2 MB). Free memory was 153.1 MB in the beginning and 112.7 MB in the end (delta: 40.4 MB). Peak memory consumption was 88.6 MB. Max. memory is 7.1 GB. [2020-10-14 04:58:14,569 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 145.2 MB. Free memory was 119.7 MB in the beginning and 119.3 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 272.77 ms. Allocated memory is still 145.2 MB. Free memory was 101.1 MB in the beginning and 89.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 136.73 ms. Allocated memory was 145.2 MB in the beginning and 200.8 MB in the end (delta: 55.6 MB). Free memory was 89.6 MB in the beginning and 177.9 MB in the end (delta: -88.3 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 494.48 ms. Allocated memory is still 200.8 MB. Free memory was 177.9 MB in the beginning and 153.1 MB in the end (delta: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3664.03 ms. Allocated memory was 200.8 MB in the beginning and 249.0 MB in the end (delta: 48.2 MB). Free memory was 153.1 MB in the beginning and 112.7 MB in the end (delta: 40.4 MB). Peak memory consumption was 88.6 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 <= freed_tmp_slot || 1 <= used_tmp_slot) || !(1 <= \old(freed_tmp_slot)) - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: (1 <= freed_tmp_slot || 1 <= used_tmp_slot) || !(1 <= \old(freed_tmp_slot)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 11 procedures, 64 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.1s, OverallIterations: 2, TraceHistogramMax: 3, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 112 SDtfs, 114 SDslu, 138 SDs, 0 SdLazy, 243 SolverSat, 107 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 51 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=64occurred 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, 23 LocationsWithAnnotation, 31 PreInvPairs, 35 NumberOfFragments, 220 HoareAnnotationTreeSize, 31 FomulaSimplifications, 7 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 23 FomulaSimplificationsInter, 422 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 89 NumberOfCodeBlocks, 89 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 87 ConstructedInterpolants, 0 QuantifiedInterpolants, 13414 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...