./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-regression/rule57_ebda_blast.c_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_614c0dc1-5949-417b-bb8c-8e54779f4ab6/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_614c0dc1-5949-417b-bb8c-8e54779f4ab6/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_614c0dc1-5949-417b-bb8c-8e54779f4ab6/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_614c0dc1-5949-417b-bb8c-8e54779f4ab6/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-regression/rule57_ebda_blast.c_1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_614c0dc1-5949-417b-bb8c-8e54779f4ab6/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_614c0dc1-5949-417b-bb8c-8e54779f4ab6/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3296e44e2ada4db375cf31b8823cddd76a460f7b ............................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 18:47:46,255 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 18:47:46,257 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 18:47:46,266 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 18:47:46,267 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 18:47:46,267 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 18:47:46,268 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 18:47:46,269 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 18:47:46,271 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 18:47:46,271 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 18:47:46,272 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 18:47:46,273 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 18:47:46,273 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 18:47:46,273 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 18:47:46,274 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 18:47:46,275 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 18:47:46,275 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 18:47:46,276 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 18:47:46,277 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 18:47:46,279 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 18:47:46,280 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 18:47:46,281 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 18:47:46,281 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 18:47:46,282 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 18:47:46,284 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 18:47:46,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 18:47:46,284 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 18:47:46,284 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 18:47:46,285 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 18:47:46,285 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 18:47:46,285 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 18:47:46,286 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 18:47:46,286 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 18:47:46,287 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 18:47:46,288 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 18:47:46,288 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 18:47:46,289 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 18:47:46,289 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 18:47:46,289 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 18:47:46,290 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 18:47:46,290 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 18:47:46,291 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_614c0dc1-5949-417b-bb8c-8e54779f4ab6/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 18:47:46,304 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 18:47:46,304 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 18:47:46,305 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 18:47:46,305 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 18:47:46,305 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 18:47:46,305 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 18:47:46,306 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 18:47:46,306 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 18:47:46,306 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 18:47:46,306 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 18:47:46,306 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 18:47:46,307 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 18:47:46,307 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 18:47:46,307 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 18:47:46,307 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 18:47:46,307 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 18:47:46,307 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 18:47:46,308 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 18:47:46,308 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 18:47:46,308 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 18:47:46,308 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 18:47:46,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 18:47:46,309 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 18:47:46,309 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 18:47:46,309 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 18:47:46,309 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 18:47:46,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 18:47:46,310 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 18:47:46,310 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 18:47:46,310 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_614c0dc1-5949-417b-bb8c-8e54779f4ab6/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3296e44e2ada4db375cf31b8823cddd76a460f7b [2019-12-07 18:47:46,411 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 18:47:46,418 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 18:47:46,421 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 18:47:46,422 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 18:47:46,422 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 18:47:46,422 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_614c0dc1-5949-417b-bb8c-8e54779f4ab6/bin/uautomizer/../../sv-benchmarks/c/ldv-regression/rule57_ebda_blast.c_1.i [2019-12-07 18:47:46,459 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_614c0dc1-5949-417b-bb8c-8e54779f4ab6/bin/uautomizer/data/54cf01306/4e65147948f649d887c90bac6eec3430/FLAG0280209f8 [2019-12-07 18:47:46,872 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 18:47:46,873 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_614c0dc1-5949-417b-bb8c-8e54779f4ab6/sv-benchmarks/c/ldv-regression/rule57_ebda_blast.c_1.i [2019-12-07 18:47:46,877 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_614c0dc1-5949-417b-bb8c-8e54779f4ab6/bin/uautomizer/data/54cf01306/4e65147948f649d887c90bac6eec3430/FLAG0280209f8 [2019-12-07 18:47:46,885 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_614c0dc1-5949-417b-bb8c-8e54779f4ab6/bin/uautomizer/data/54cf01306/4e65147948f649d887c90bac6eec3430 [2019-12-07 18:47:46,887 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 18:47:46,888 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 18:47:46,888 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 18:47:46,889 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 18:47:46,891 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 18:47:46,891 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:47:46" (1/1) ... [2019-12-07 18:47:46,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45c8495d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:47:46, skipping insertion in model container [2019-12-07 18:47:46,893 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:47:46" (1/1) ... [2019-12-07 18:47:46,898 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 18:47:46,911 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 18:47:47,051 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 18:47:47,063 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 18:47:47,077 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 18:47:47,089 INFO L208 MainTranslator]: Completed translation [2019-12-07 18:47:47,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:47:47 WrapperNode [2019-12-07 18:47:47,090 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 18:47:47,090 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 18:47:47,090 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 18:47:47,090 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 18:47:47,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:47:47" (1/1) ... [2019-12-07 18:47:47,102 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:47:47" (1/1) ... [2019-12-07 18:47:47,118 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 18:47:47,118 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 18:47:47,118 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 18:47:47,118 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 18:47:47,124 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:47:47" (1/1) ... [2019-12-07 18:47:47,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:47:47" (1/1) ... [2019-12-07 18:47:47,126 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:47:47" (1/1) ... [2019-12-07 18:47:47,126 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:47:47" (1/1) ... [2019-12-07 18:47:47,131 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:47:47" (1/1) ... [2019-12-07 18:47:47,133 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:47:47" (1/1) ... [2019-12-07 18:47:47,134 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:47:47" (1/1) ... [2019-12-07 18:47:47,136 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 18:47:47,136 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 18:47:47,136 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 18:47:47,137 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 18:47:47,137 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:47:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_614c0dc1-5949-417b-bb8c-8e54779f4ab6/bin/uautomizer/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 [2019-12-07 18:47:47,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-12-07 18:47:47,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-12-07 18:47:47,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-07 18:47:47,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-12-07 18:47:47,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 18:47:47,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 18:47:47,378 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 18:47:47,379 INFO L287 CfgBuilder]: Removed 30 assume(true) statements. [2019-12-07 18:47:47,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:47:47 BoogieIcfgContainer [2019-12-07 18:47:47,380 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 18:47:47,380 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 18:47:47,380 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 18:47:47,382 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 18:47:47,382 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 06:47:46" (1/3) ... [2019-12-07 18:47:47,383 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@229472fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 06:47:47, skipping insertion in model container [2019-12-07 18:47:47,383 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:47:47" (2/3) ... [2019-12-07 18:47:47,383 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@229472fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 06:47:47, skipping insertion in model container [2019-12-07 18:47:47,383 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:47:47" (3/3) ... [2019-12-07 18:47:47,384 INFO L109 eAbstractionObserver]: Analyzing ICFG rule57_ebda_blast.c_1.i [2019-12-07 18:47:47,390 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 18:47:47,395 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 18:47:47,402 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 18:47:47,416 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 18:47:47,416 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 18:47:47,416 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 18:47:47,416 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 18:47:47,416 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 18:47:47,416 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 18:47:47,416 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 18:47:47,417 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 18:47:47,426 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states. [2019-12-07 18:47:47,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-07 18:47:47,430 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:47:47,430 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:47:47,430 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:47:47,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:47:47,434 INFO L82 PathProgramCache]: Analyzing trace with hash -1387683168, now seen corresponding path program 1 times [2019-12-07 18:47:47,439 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:47:47,440 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1168489321] [2019-12-07 18:47:47,440 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:47:47,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:47:47,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:47:47,550 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1168489321] [2019-12-07 18:47:47,550 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:47:47,550 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-07 18:47:47,551 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611650166] [2019-12-07 18:47:47,554 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 18:47:47,554 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 18:47:47,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 18:47:47,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 18:47:47,564 INFO L87 Difference]: Start difference. First operand 30 states. Second operand 5 states. [2019-12-07 18:47:47,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:47:47,633 INFO L93 Difference]: Finished difference Result 39 states and 48 transitions. [2019-12-07 18:47:47,633 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 18:47:47,634 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 10 [2019-12-07 18:47:47,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:47:47,641 INFO L225 Difference]: With dead ends: 39 [2019-12-07 18:47:47,641 INFO L226 Difference]: Without dead ends: 27 [2019-12-07 18:47:47,644 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-12-07 18:47:47,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2019-12-07 18:47:47,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2019-12-07 18:47:47,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2019-12-07 18:47:47,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 32 transitions. [2019-12-07 18:47:47,670 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 32 transitions. Word has length 10 [2019-12-07 18:47:47,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:47:47,670 INFO L462 AbstractCegarLoop]: Abstraction has 27 states and 32 transitions. [2019-12-07 18:47:47,670 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 18:47:47,670 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2019-12-07 18:47:47,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-07 18:47:47,671 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:47:47,671 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:47:47,671 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:47:47,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:47:47,671 INFO L82 PathProgramCache]: Analyzing trace with hash -541613126, now seen corresponding path program 1 times [2019-12-07 18:47:47,672 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:47:47,672 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89445087] [2019-12-07 18:47:47,672 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:47:47,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:47:47,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:47:47,724 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [89445087] [2019-12-07 18:47:47,725 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:47:47,725 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-07 18:47:47,725 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144426093] [2019-12-07 18:47:47,726 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 18:47:47,726 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 18:47:47,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 18:47:47,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 18:47:47,726 INFO L87 Difference]: Start difference. First operand 27 states and 32 transitions. Second operand 5 states. [2019-12-07 18:47:47,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:47:47,773 INFO L93 Difference]: Finished difference Result 33 states and 37 transitions. [2019-12-07 18:47:47,773 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 18:47:47,773 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2019-12-07 18:47:47,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:47:47,774 INFO L225 Difference]: With dead ends: 33 [2019-12-07 18:47:47,774 INFO L226 Difference]: Without dead ends: 27 [2019-12-07 18:47:47,774 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-12-07 18:47:47,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2019-12-07 18:47:47,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2019-12-07 18:47:47,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2019-12-07 18:47:47,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 31 transitions. [2019-12-07 18:47:47,779 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 31 transitions. Word has length 13 [2019-12-07 18:47:47,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:47:47,779 INFO L462 AbstractCegarLoop]: Abstraction has 27 states and 31 transitions. [2019-12-07 18:47:47,779 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 18:47:47,779 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2019-12-07 18:47:47,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-07 18:47:47,780 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:47:47,780 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:47:47,780 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:47:47,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:47:47,780 INFO L82 PathProgramCache]: Analyzing trace with hash 150876809, now seen corresponding path program 1 times [2019-12-07 18:47:47,780 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:47:47,780 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475261823] [2019-12-07 18:47:47,780 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:47:47,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:47:47,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:47:47,840 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475261823] [2019-12-07 18:47:47,840 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:47:47,840 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 18:47:47,841 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1543251189] [2019-12-07 18:47:47,841 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 18:47:47,841 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 18:47:47,841 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 18:47:47,842 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 18:47:47,842 INFO L87 Difference]: Start difference. First operand 27 states and 31 transitions. Second operand 3 states. [2019-12-07 18:47:47,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:47:47,851 INFO L93 Difference]: Finished difference Result 36 states and 40 transitions. [2019-12-07 18:47:47,852 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 18:47:47,852 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-12-07 18:47:47,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:47:47,852 INFO L225 Difference]: With dead ends: 36 [2019-12-07 18:47:47,852 INFO L226 Difference]: Without dead ends: 23 [2019-12-07 18:47:47,853 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 18:47:47,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2019-12-07 18:47:47,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2019-12-07 18:47:47,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2019-12-07 18:47:47,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 24 transitions. [2019-12-07 18:47:47,856 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 24 transitions. Word has length 20 [2019-12-07 18:47:47,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:47:47,856 INFO L462 AbstractCegarLoop]: Abstraction has 23 states and 24 transitions. [2019-12-07 18:47:47,856 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 18:47:47,856 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2019-12-07 18:47:47,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-07 18:47:47,856 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:47:47,857 INFO L410 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] [2019-12-07 18:47:47,857 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:47:47,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:47:47,857 INFO L82 PathProgramCache]: Analyzing trace with hash -2046307905, now seen corresponding path program 1 times [2019-12-07 18:47:47,857 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:47:47,857 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162351778] [2019-12-07 18:47:47,857 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:47:47,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:47:47,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:47:47,899 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162351778] [2019-12-07 18:47:47,899 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:47:47,899 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-07 18:47:47,899 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300789975] [2019-12-07 18:47:47,900 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 18:47:47,900 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 18:47:47,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 18:47:47,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-12-07 18:47:47,900 INFO L87 Difference]: Start difference. First operand 23 states and 24 transitions. Second operand 6 states. [2019-12-07 18:47:47,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:47:47,945 INFO L93 Difference]: Finished difference Result 23 states and 24 transitions. [2019-12-07 18:47:47,945 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 18:47:47,945 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2019-12-07 18:47:47,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:47:47,946 INFO L225 Difference]: With dead ends: 23 [2019-12-07 18:47:47,946 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 18:47:47,946 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-07 18:47:47,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 18:47:47,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 18:47:47,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 18:47:47,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 18:47:47,947 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 22 [2019-12-07 18:47:47,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:47:47,947 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 18:47:47,947 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 18:47:47,947 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 18:47:47,947 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 18:47:47,949 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 18:47:48,013 INFO L246 CegarLoopResult]: For program point L97(lines 97 105) no Hoare annotation was computed. [2019-12-07 18:47:48,013 INFO L242 CegarLoopResult]: At program point L126(lines 70 131) the Hoare annotation is: (and (not (= 0 ULTIMATE.start_ebda_rsrc_controller_~hp_slot_ptr~0.base)) (= ~used_tmp_slot~0 1) (not (= |ULTIMATE.start_kzalloc_#t~malloc0.base| 0)) (not (= ~tmp_slot~0.base 0)) (not (= 0 |ULTIMATE.start_kzalloc_#res.base|))) [2019-12-07 18:47:48,013 INFO L246 CegarLoopResult]: For program point L85(lines 85 88) no Hoare annotation was computed. [2019-12-07 18:47:48,013 INFO L246 CegarLoopResult]: For program point L48(lines 48 51) no Hoare annotation was computed. [2019-12-07 18:47:48,013 INFO L246 CegarLoopResult]: For program point L48-1(lines 48 51) no Hoare annotation was computed. [2019-12-07 18:47:48,013 INFO L246 CegarLoopResult]: For program point L77(lines 77 80) no Hoare annotation was computed. [2019-12-07 18:47:48,013 INFO L246 CegarLoopResult]: For program point L135(lines 135 136) no Hoare annotation was computed. [2019-12-07 18:47:48,013 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 18:47:48,013 INFO L246 CegarLoopResult]: For program point L-1-1(line -1) no Hoare annotation was computed. [2019-12-07 18:47:48,014 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 18:47:48,014 INFO L246 CegarLoopResult]: For program point L-1-2(line -1) no Hoare annotation was computed. [2019-12-07 18:47:48,014 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 18:47:48,014 INFO L246 CegarLoopResult]: For program point L-1-3(line -1) no Hoare annotation was computed. [2019-12-07 18:47:48,014 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 6) no Hoare annotation was computed. [2019-12-07 18:47:48,014 INFO L246 CegarLoopResult]: For program point L119(lines 119 120) no Hoare annotation was computed. [2019-12-07 18:47:48,014 INFO L246 CegarLoopResult]: For program point L115(lines 115 116) no Hoare annotation was computed. [2019-12-07 18:47:48,014 INFO L246 CegarLoopResult]: For program point L49(lines 49 50) no Hoare annotation was computed. [2019-12-07 18:47:48,014 INFO L246 CegarLoopResult]: For program point L49-2(lines 49 50) no Hoare annotation was computed. [2019-12-07 18:47:48,014 INFO L246 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2019-12-07 18:47:48,014 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 18:47:48,014 INFO L242 CegarLoopResult]: At program point L62(lines 60 63) the Hoare annotation is: (and (not (= 0 ULTIMATE.start_ebda_rsrc_controller_~hp_slot_ptr~0.base)) (= ~used_tmp_slot~0 1) (not (= |ULTIMATE.start_kzalloc_#t~malloc0.base| 0)) (not (= ~tmp_slot~0.base 0)) (not (= 0 |ULTIMATE.start_kzalloc_#res.base|))) [2019-12-07 18:47:48,015 INFO L242 CegarLoopResult]: At program point L120(lines 70 131) the Hoare annotation is: (and (not (= 0 ULTIMATE.start_ebda_rsrc_controller_~hp_slot_ptr~0.base)) (= ~used_tmp_slot~0 1) (not (= |ULTIMATE.start_kzalloc_#t~malloc0.base| 0)) (not (= ~tmp_slot~0.base 0)) (not (= 0 |ULTIMATE.start_kzalloc_#res.base|))) [2019-12-07 18:47:48,015 INFO L242 CegarLoopResult]: At program point L46(line 46) the Hoare annotation is: (and (not (= |ULTIMATE.start_kzalloc_#t~malloc0.base| 0)) (not (= 0 |ULTIMATE.start_kzalloc_#res.base|))) [2019-12-07 18:47:48,015 INFO L242 CegarLoopResult]: At program point L46-1(line 46) the Hoare annotation is: (and (not (= 0 ULTIMATE.start_ebda_rsrc_controller_~hp_slot_ptr~0.base)) (not (= |ULTIMATE.start_kzalloc_#t~malloc0.base| 0)) (not (= 0 |ULTIMATE.start_kzalloc_#res.base|))) [2019-12-07 18:47:48,015 INFO L242 CegarLoopResult]: At program point L46-2(line 46) the Hoare annotation is: (and (not (= 0 ULTIMATE.start_ebda_rsrc_controller_~hp_slot_ptr~0.base)) (not (= |ULTIMATE.start_kzalloc_#t~malloc0.base| 0)) (not (= ~tmp_slot~0.base 0)) (not (= 0 |ULTIMATE.start_kzalloc_#res.base|))) [2019-12-07 18:47:48,015 INFO L246 CegarLoopResult]: For program point L133(lines 133 137) no Hoare annotation was computed. [2019-12-07 18:47:48,015 INFO L242 CegarLoopResult]: At program point L67(lines 65 68) the Hoare annotation is: (and (not (= 0 ULTIMATE.start_ebda_rsrc_controller_~hp_slot_ptr~0.base)) (= ~used_tmp_slot~0 1) (not (= |ULTIMATE.start_kzalloc_#t~malloc0.base| 0)) (not (= ~tmp_slot~0.base 0)) (not (= 0 |ULTIMATE.start_kzalloc_#res.base|))) [2019-12-07 18:47:48,015 INFO L242 CegarLoopResult]: At program point L55(lines 54 56) the Hoare annotation is: (and (not (= 0 ULTIMATE.start_ebda_rsrc_controller_~hp_slot_ptr~0.base)) (not (= 0 |ULTIMATE.start_ibmphp_find_same_bus_num_#res.base|)) (not (= |ULTIMATE.start_kzalloc_#t~malloc0.base| 0)) (not (= ~tmp_slot~0.base 0)) (not (= 0 |ULTIMATE.start_kzalloc_#res.base|))) [2019-12-07 18:47:48,015 INFO L246 CegarLoopResult]: For program point L6(line 6) no Hoare annotation was computed. [2019-12-07 18:47:48,015 INFO L242 CegarLoopResult]: At program point L130(lines 70 131) the Hoare annotation is: (and (not (= 0 ULTIMATE.start_ebda_rsrc_controller_~hp_slot_ptr~0.base)) (= ~used_tmp_slot~0 1) (not (= |ULTIMATE.start_kzalloc_#t~malloc0.base| 0)) (not (= ~tmp_slot~0.base 0)) (not (= 0 |ULTIMATE.start_kzalloc_#res.base|))) [2019-12-07 18:47:48,032 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 06:47:48 BoogieIcfgContainer [2019-12-07 18:47:48,032 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 18:47:48,032 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 18:47:48,032 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 18:47:48,032 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 18:47:48,033 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:47:47" (3/4) ... [2019-12-07 18:47:48,035 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 18:47:48,044 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2019-12-07 18:47:48,044 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2019-12-07 18:47:48,044 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 18:47:48,062 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(calloc(1, size) == 0) && !(0 == \result) [2019-12-07 18:47:48,062 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == hp_slot_ptr) && used_tmp_slot == 1) && !(calloc(1, size) == 0)) && !(tmp_slot == 0)) && !(0 == \result) [2019-12-07 18:47:48,063 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == hp_slot_ptr) && used_tmp_slot == 1) && !(calloc(1, size) == 0)) && !(tmp_slot == 0)) && !(0 == \result) [2019-12-07 18:47:48,063 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == hp_slot_ptr) && !(calloc(1, size) == 0)) && !(0 == \result) [2019-12-07 18:47:48,063 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == hp_slot_ptr) && !(calloc(1, size) == 0)) && !(tmp_slot == 0)) && !(0 == \result) [2019-12-07 18:47:48,063 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == hp_slot_ptr) && !(0 == \result)) && !(calloc(1, size) == 0)) && !(tmp_slot == 0)) && !(0 == \result) [2019-12-07 18:47:48,063 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == hp_slot_ptr) && used_tmp_slot == 1) && !(calloc(1, size) == 0)) && !(tmp_slot == 0)) && !(0 == \result) [2019-12-07 18:47:48,064 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == hp_slot_ptr) && used_tmp_slot == 1) && !(calloc(1, size) == 0)) && !(tmp_slot == 0)) && !(0 == \result) [2019-12-07 18:47:48,064 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == hp_slot_ptr) && used_tmp_slot == 1) && !(calloc(1, size) == 0)) && !(tmp_slot == 0)) && !(0 == \result) [2019-12-07 18:47:48,083 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_614c0dc1-5949-417b-bb8c-8e54779f4ab6/bin/uautomizer/witness.graphml [2019-12-07 18:47:48,083 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 18:47:48,085 INFO L168 Benchmark]: Toolchain (without parser) took 1196.63 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 76.0 MB). Free memory was 946.2 MB in the beginning and 951.3 MB in the end (delta: -5.1 MB). Peak memory consumption was 71.0 MB. Max. memory is 11.5 GB. [2019-12-07 18:47:48,085 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 18:47:48,085 INFO L168 Benchmark]: CACSL2BoogieTranslator took 201.57 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 76.0 MB). Free memory was 946.2 MB in the beginning and 1.1 GB in the end (delta: -124.7 MB). Peak memory consumption was 24.1 MB. Max. memory is 11.5 GB. [2019-12-07 18:47:48,086 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.89 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 18:47:48,086 INFO L168 Benchmark]: Boogie Preprocessor took 17.93 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 18:47:48,086 INFO L168 Benchmark]: RCFGBuilder took 243.28 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 27.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. [2019-12-07 18:47:48,087 INFO L168 Benchmark]: TraceAbstraction took 651.62 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 956.6 MB in the end (delta: 81.7 MB). Peak memory consumption was 81.7 MB. Max. memory is 11.5 GB. [2019-12-07 18:47:48,087 INFO L168 Benchmark]: Witness Printer took 51.43 ms. Allocated memory is still 1.1 GB. Free memory was 956.6 MB in the beginning and 951.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 18:47:48,088 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 201.57 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 76.0 MB). Free memory was 946.2 MB in the beginning and 1.1 GB in the end (delta: -124.7 MB). Peak memory consumption was 24.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.89 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.93 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 243.28 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 27.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 651.62 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 956.6 MB in the end (delta: 81.7 MB). Peak memory consumption was 81.7 MB. Max. memory is 11.5 GB. * Witness Printer took 51.43 ms. Allocated memory is still 1.1 GB. Free memory was 956.6 MB in the beginning and 951.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 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: 46]: Loop Invariant Derived loop invariant: ((!(0 == hp_slot_ptr) && !(calloc(1, size) == 0)) && !(tmp_slot == 0)) && !(0 == \result) - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (((!(0 == hp_slot_ptr) && !(0 == \result)) && !(calloc(1, size) == 0)) && !(tmp_slot == 0)) && !(0 == \result) - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: (((!(0 == hp_slot_ptr) && used_tmp_slot == 1) && !(calloc(1, size) == 0)) && !(tmp_slot == 0)) && !(0 == \result) - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: (!(0 == hp_slot_ptr) && !(calloc(1, size) == 0)) && !(0 == \result) - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: (((!(0 == hp_slot_ptr) && used_tmp_slot == 1) && !(calloc(1, size) == 0)) && !(tmp_slot == 0)) && !(0 == \result) - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: (((!(0 == hp_slot_ptr) && used_tmp_slot == 1) && !(calloc(1, size) == 0)) && !(tmp_slot == 0)) && !(0 == \result) - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: !(calloc(1, size) == 0) && !(0 == \result) - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: (((!(0 == hp_slot_ptr) && used_tmp_slot == 1) && !(calloc(1, size) == 0)) && !(tmp_slot == 0)) && !(0 == \result) - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: (((!(0 == hp_slot_ptr) && used_tmp_slot == 1) && !(calloc(1, size) == 0)) && !(tmp_slot == 0)) && !(0 == \result) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 30 locations, 1 error locations. Result: SAFE, OverallTime: 0.5s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 79 SDtfs, 185 SDslu, 36 SDs, 0 SdLazy, 61 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=30occurred 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, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 9 PreInvPairs, 12 NumberOfFragments, 160 HoareAnnotationTreeSize, 9 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 9 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 65 NumberOfCodeBlocks, 65 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 61 ConstructedInterpolants, 0 QuantifiedInterpolants, 1696 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...