./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-regression/rule57_ebda_blast.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_7132870b-c446-4fda-9027-1cdbf7614f86/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_7132870b-c446-4fda-9027-1cdbf7614f86/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7132870b-c446-4fda-9027-1cdbf7614f86/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7132870b-c446-4fda-9027-1cdbf7614f86/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-regression/rule57_ebda_blast.i -s /tmp/vcloud-vcloud-master/worker/run_dir_7132870b-c446-4fda-9027-1cdbf7614f86/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7132870b-c446-4fda-9027-1cdbf7614f86/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 552d7607222e922b5dcd8b6310c7824da9489d41 ........................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:10:21,083 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:10:21,100 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:10:21,155 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:10:21,156 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:10:21,162 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:10:21,165 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:10:21,170 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:10:21,173 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:10:21,180 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:10:21,182 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:10:21,184 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:10:21,185 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:10:21,189 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:10:21,191 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:10:21,194 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:10:21,195 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:10:21,199 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:10:21,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:10:21,212 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:10:21,214 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:10:21,216 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:10:21,219 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:10:21,220 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:10:21,231 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:10:21,231 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:10:21,232 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:10:21,234 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:10:21,236 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:10:21,237 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:10:21,238 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:10:21,239 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:10:21,242 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:10:21,243 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:10:21,244 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:10:21,245 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:10:21,246 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:10:21,246 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:10:21,247 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:10:21,249 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:10:21,250 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:10:21,253 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7132870b-c446-4fda-9027-1cdbf7614f86/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-28 03:10:21,303 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:10:21,304 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:10:21,305 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:10:21,306 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:10:21,306 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:10:21,306 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:10:21,307 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 03:10:21,307 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:10:21,307 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 03:10:21,307 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:10:21,308 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:10:21,308 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:10:21,308 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:10:21,308 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 03:10:21,309 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:10:21,309 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:10:21,309 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:10:21,310 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:10:21,310 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:10:21,310 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:10:21,310 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:10:21,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:10:21,311 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:10:21,311 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:10:21,312 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:10:21,312 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:10:21,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:10:21,313 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:10:21,313 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:10:21,313 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_7132870b-c446-4fda-9027-1cdbf7614f86/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_7132870b-c446-4fda-9027-1cdbf7614f86/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 552d7607222e922b5dcd8b6310c7824da9489d41 [2020-11-28 03:10:21,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:10:21,692 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:10:21,698 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:10:21,699 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:10:21,702 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:10:21,703 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7132870b-c446-4fda-9027-1cdbf7614f86/bin/uautomizer/../../sv-benchmarks/c/ldv-regression/rule57_ebda_blast.i [2020-11-28 03:10:21,797 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7132870b-c446-4fda-9027-1cdbf7614f86/bin/uautomizer/data/a797ec52a/b91899804967438f8267d8f8ab80b24e/FLAG787b57329 [2020-11-28 03:10:22,465 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:10:22,466 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7132870b-c446-4fda-9027-1cdbf7614f86/sv-benchmarks/c/ldv-regression/rule57_ebda_blast.i [2020-11-28 03:10:22,474 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7132870b-c446-4fda-9027-1cdbf7614f86/bin/uautomizer/data/a797ec52a/b91899804967438f8267d8f8ab80b24e/FLAG787b57329 [2020-11-28 03:10:22,823 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7132870b-c446-4fda-9027-1cdbf7614f86/bin/uautomizer/data/a797ec52a/b91899804967438f8267d8f8ab80b24e [2020-11-28 03:10:22,827 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:10:22,829 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:10:22,836 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:10:22,837 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:10:22,841 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:10:22,842 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:10:22" (1/1) ... [2020-11-28 03:10:22,845 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e931b88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:22, skipping insertion in model container [2020-11-28 03:10:22,846 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:10:22" (1/1) ... [2020-11-28 03:10:22,855 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:10:22,887 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:10:23,111 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:10:23,126 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 03:10:23,152 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:10:23,181 INFO L208 MainTranslator]: Completed translation [2020-11-28 03:10:23,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:23 WrapperNode [2020-11-28 03:10:23,182 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:10:23,188 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 03:10:23,188 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 03:10:23,188 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 03:10:23,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:23" (1/1) ... [2020-11-28 03:10:23,208 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:23" (1/1) ... [2020-11-28 03:10:23,236 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 03:10:23,237 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 03:10:23,237 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 03:10:23,237 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 03:10:23,247 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:23" (1/1) ... [2020-11-28 03:10:23,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:23" (1/1) ... [2020-11-28 03:10:23,252 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:23" (1/1) ... [2020-11-28 03:10:23,252 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:23" (1/1) ... [2020-11-28 03:10:23,261 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:23" (1/1) ... [2020-11-28 03:10:23,264 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:23" (1/1) ... [2020-11-28 03:10:23,266 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:23" (1/1) ... [2020-11-28 03:10:23,270 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 03:10:23,271 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 03:10:23,271 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 03:10:23,271 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 03:10:23,273 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7132870b-c446-4fda-9027-1cdbf7614f86/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 [2020-11-28 03:10:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-28 03:10:23,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 03:10:23,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-28 03:10:23,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 03:10:23,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-28 03:10:23,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-28 03:10:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 03:10:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 03:10:23,927 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 03:10:23,928 INFO L298 CfgBuilder]: Removed 30 assume(true) statements. [2020-11-28 03:10:23,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:10:23 BoogieIcfgContainer [2020-11-28 03:10:23,934 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 03:10:23,936 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 03:10:23,936 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 03:10:23,940 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 03:10:23,940 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:10:22" (1/3) ... [2020-11-28 03:10:23,941 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5726d220 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:10:23, skipping insertion in model container [2020-11-28 03:10:23,941 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:10:23" (2/3) ... [2020-11-28 03:10:23,941 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5726d220 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:10:23, skipping insertion in model container [2020-11-28 03:10:23,941 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:10:23" (3/3) ... [2020-11-28 03:10:23,943 INFO L111 eAbstractionObserver]: Analyzing ICFG rule57_ebda_blast.i [2020-11-28 03:10:23,953 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 03:10:23,958 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-28 03:10:23,972 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-28 03:10:24,001 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 03:10:24,002 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-28 03:10:24,002 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 03:10:24,002 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 03:10:24,002 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 03:10:24,002 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 03:10:24,003 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 03:10:24,003 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 03:10:24,019 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states. [2020-11-28 03:10:24,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-28 03:10:24,025 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:10:24,026 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:10:24,026 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:10:24,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:24,033 INFO L82 PathProgramCache]: Analyzing trace with hash -1394363303, now seen corresponding path program 1 times [2020-11-28 03:10:24,044 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:10:24,045 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107282886] [2020-11-28 03:10:24,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:10:24,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:10:24,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:10:24,292 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107282886] [2020-11-28 03:10:24,293 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:10:24,293 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:10:24,294 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470379801] [2020-11-28 03:10:24,299 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:10:24,299 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:10:24,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:10:24,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:10:24,318 INFO L87 Difference]: Start difference. First operand 29 states. Second operand 5 states. [2020-11-28 03:10:24,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:10:24,529 INFO L93 Difference]: Finished difference Result 38 states and 46 transitions. [2020-11-28 03:10:24,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-28 03:10:24,532 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 10 [2020-11-28 03:10:24,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:10:24,555 INFO L225 Difference]: With dead ends: 38 [2020-11-28 03:10:24,555 INFO L226 Difference]: Without dead ends: 25 [2020-11-28 03:10:24,559 INFO L677 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 [2020-11-28 03:10:24,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2020-11-28 03:10:24,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2020-11-28 03:10:24,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2020-11-28 03:10:24,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 29 transitions. [2020-11-28 03:10:24,600 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 29 transitions. Word has length 10 [2020-11-28 03:10:24,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:10:24,601 INFO L481 AbstractCegarLoop]: Abstraction has 25 states and 29 transitions. [2020-11-28 03:10:24,601 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:10:24,602 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2020-11-28 03:10:24,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-28 03:10:24,603 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:10:24,604 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:10:24,604 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-28 03:10:24,605 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:10:24,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:24,608 INFO L82 PathProgramCache]: Analyzing trace with hash -548293261, now seen corresponding path program 1 times [2020-11-28 03:10:24,608 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:10:24,609 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1691648863] [2020-11-28 03:10:24,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:10:24,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:10:24,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:10:24,717 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1691648863] [2020-11-28 03:10:24,718 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:10:24,718 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:10:24,718 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87204073] [2020-11-28 03:10:24,720 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:10:24,720 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:10:24,721 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:10:24,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:10:24,722 INFO L87 Difference]: Start difference. First operand 25 states and 29 transitions. Second operand 5 states. [2020-11-28 03:10:24,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:10:24,822 INFO L93 Difference]: Finished difference Result 31 states and 34 transitions. [2020-11-28 03:10:24,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-28 03:10:24,823 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-11-28 03:10:24,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:10:24,824 INFO L225 Difference]: With dead ends: 31 [2020-11-28 03:10:24,824 INFO L226 Difference]: Without dead ends: 25 [2020-11-28 03:10:24,825 INFO L677 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 [2020-11-28 03:10:24,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2020-11-28 03:10:24,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2020-11-28 03:10:24,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2020-11-28 03:10:24,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 28 transitions. [2020-11-28 03:10:24,842 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 28 transitions. Word has length 13 [2020-11-28 03:10:24,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:10:24,842 INFO L481 AbstractCegarLoop]: Abstraction has 25 states and 28 transitions. [2020-11-28 03:10:24,843 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:10:24,844 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2020-11-28 03:10:24,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-28 03:10:24,845 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:10:24,846 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] [2020-11-28 03:10:24,847 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-28 03:10:24,848 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:10:24,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:24,851 INFO L82 PathProgramCache]: Analyzing trace with hash -1100697989, now seen corresponding path program 1 times [2020-11-28 03:10:24,851 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:10:24,852 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331140077] [2020-11-28 03:10:24,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:10:24,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:10:25,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:10:25,029 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [331140077] [2020-11-28 03:10:25,029 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:10:25,029 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-28 03:10:25,029 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659042599] [2020-11-28 03:10:25,030 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-28 03:10:25,030 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:10:25,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-28 03:10:25,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-28 03:10:25,032 INFO L87 Difference]: Start difference. First operand 25 states and 28 transitions. Second operand 6 states. [2020-11-28 03:10:25,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:10:25,188 INFO L93 Difference]: Finished difference Result 34 states and 37 transitions. [2020-11-28 03:10:25,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-28 03:10:25,190 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 20 [2020-11-28 03:10:25,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:10:25,192 INFO L225 Difference]: With dead ends: 34 [2020-11-28 03:10:25,196 INFO L226 Difference]: Without dead ends: 25 [2020-11-28 03:10:25,197 INFO L677 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 [2020-11-28 03:10:25,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2020-11-28 03:10:25,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2020-11-28 03:10:25,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2020-11-28 03:10:25,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 27 transitions. [2020-11-28 03:10:25,212 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 27 transitions. Word has length 20 [2020-11-28 03:10:25,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:10:25,213 INFO L481 AbstractCegarLoop]: Abstraction has 25 states and 27 transitions. [2020-11-28 03:10:25,213 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-28 03:10:25,213 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2020-11-28 03:10:25,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-28 03:10:25,215 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:10:25,215 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] [2020-11-28 03:10:25,215 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-28 03:10:25,215 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:10:25,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:10:25,216 INFO L82 PathProgramCache]: Analyzing trace with hash -1521256958, now seen corresponding path program 1 times [2020-11-28 03:10:25,217 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:10:25,217 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038710933] [2020-11-28 03:10:25,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:10:25,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:10:25,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:10:25,360 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1038710933] [2020-11-28 03:10:25,360 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:10:25,361 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:10:25,361 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592710776] [2020-11-28 03:10:25,361 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:10:25,361 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:10:25,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:10:25,363 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:10:25,363 INFO L87 Difference]: Start difference. First operand 25 states and 27 transitions. Second operand 3 states. [2020-11-28 03:10:25,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:10:25,376 INFO L93 Difference]: Finished difference Result 25 states and 27 transitions. [2020-11-28 03:10:25,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:10:25,377 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2020-11-28 03:10:25,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:10:25,378 INFO L225 Difference]: With dead ends: 25 [2020-11-28 03:10:25,378 INFO L226 Difference]: Without dead ends: 0 [2020-11-28 03:10:25,379 INFO L677 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 [2020-11-28 03:10:25,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-28 03:10:25,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-28 03:10:25,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-28 03:10:25,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-28 03:10:25,381 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 20 [2020-11-28 03:10:25,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:10:25,381 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 03:10:25,381 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:10:25,381 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-28 03:10:25,382 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 03:10:25,382 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-28 03:10:25,384 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-28 03:10:25,564 INFO L270 CegarLoopResult]: At program point L64(lines 62 65) the Hoare annotation is: (and (not (= |ULTIMATE.start_kzalloc_#res.base| 0)) (not (= ~tmp_slot~0.base 0)) (not (= |ULTIMATE.start_ibmphp_find_same_bus_num_#res.base| 0)) (not (= ULTIMATE.start_ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (= ~used_tmp_slot~0 1) (not (= |ULTIMATE.start_kzalloc_#t~malloc7.base| 0))) [2020-11-28 03:10:25,565 INFO L270 CegarLoopResult]: At program point L122(lines 72 133) the Hoare annotation is: (and (not (= |ULTIMATE.start_kzalloc_#res.base| 0)) (not (= ~tmp_slot~0.base 0)) (not (= |ULTIMATE.start_ibmphp_find_same_bus_num_#res.base| 0)) (not (= ULTIMATE.start_ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (= ~used_tmp_slot~0 1) (not (= |ULTIMATE.start_kzalloc_#t~malloc7.base| 0))) [2020-11-28 03:10:25,565 INFO L270 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: (and (not (= |ULTIMATE.start_kzalloc_#res.base| 0)) (not (= |ULTIMATE.start_kzalloc_#t~malloc7.base| 0))) [2020-11-28 03:10:25,565 INFO L270 CegarLoopResult]: At program point L48-1(line 48) the Hoare annotation is: (and (not (= |ULTIMATE.start_kzalloc_#res.base| 0)) (not (= ULTIMATE.start_ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= |ULTIMATE.start_kzalloc_#t~malloc7.base| 0))) [2020-11-28 03:10:25,566 INFO L270 CegarLoopResult]: At program point L48-2(line 48) the Hoare annotation is: (and (not (= |ULTIMATE.start_kzalloc_#res.base| 0)) (not (= ~tmp_slot~0.base 0)) (not (= ULTIMATE.start_ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= |ULTIMATE.start_kzalloc_#t~malloc7.base| 0))) [2020-11-28 03:10:25,566 INFO L274 CegarLoopResult]: For program point L135(lines 135 139) no Hoare annotation was computed. [2020-11-28 03:10:25,566 INFO L270 CegarLoopResult]: At program point L69(lines 67 70) the Hoare annotation is: (and (not (= |ULTIMATE.start_kzalloc_#res.base| 0)) (not (= ~tmp_slot~0.base 0)) (not (= |ULTIMATE.start_ibmphp_find_same_bus_num_#res.base| 0)) (not (= ULTIMATE.start_ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (= ~used_tmp_slot~0 1) (not (= |ULTIMATE.start_kzalloc_#t~malloc7.base| 0))) [2020-11-28 03:10:25,566 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-28 03:10:25,566 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-28 03:10:25,567 INFO L274 CegarLoopResult]: For program point L-1-1(line -1) no Hoare annotation was computed. [2020-11-28 03:10:25,567 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-28 03:10:25,567 INFO L274 CegarLoopResult]: For program point L-1-2(line -1) no Hoare annotation was computed. [2020-11-28 03:10:25,567 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-28 03:10:25,567 INFO L274 CegarLoopResult]: For program point L-1-3(line -1) no Hoare annotation was computed. [2020-11-28 03:10:25,567 INFO L270 CegarLoopResult]: At program point L57(lines 56 58) the Hoare annotation is: (and (not (= |ULTIMATE.start_kzalloc_#res.base| 0)) (not (= ~tmp_slot~0.base 0)) (not (= |ULTIMATE.start_ibmphp_find_same_bus_num_#res.base| 0)) (not (= ULTIMATE.start_ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (not (= |ULTIMATE.start_kzalloc_#t~malloc7.base| 0))) [2020-11-28 03:10:25,568 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:10:25,568 INFO L274 CegarLoopResult]: For program point L8(line 8) no Hoare annotation was computed. [2020-11-28 03:10:25,568 INFO L270 CegarLoopResult]: At program point L132(lines 72 133) the Hoare annotation is: (and (not (= |ULTIMATE.start_kzalloc_#res.base| 0)) (not (= ~tmp_slot~0.base 0)) (not (= |ULTIMATE.start_ibmphp_find_same_bus_num_#res.base| 0)) (not (= ULTIMATE.start_ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (= ~used_tmp_slot~0 1) (not (= |ULTIMATE.start_kzalloc_#t~malloc7.base| 0))) [2020-11-28 03:10:25,568 INFO L274 CegarLoopResult]: For program point L99(lines 99 107) no Hoare annotation was computed. [2020-11-28 03:10:25,569 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-28 03:10:25,569 INFO L270 CegarLoopResult]: At program point L128(lines 72 133) the Hoare annotation is: (and (not (= |ULTIMATE.start_kzalloc_#res.base| 0)) (not (= ~tmp_slot~0.base 0)) (not (= |ULTIMATE.start_ibmphp_find_same_bus_num_#res.base| 0)) (not (= ULTIMATE.start_ebda_rsrc_controller_~hp_slot_ptr~0.base 0)) (= ~used_tmp_slot~0 1) (not (= |ULTIMATE.start_kzalloc_#t~malloc7.base| 0))) [2020-11-28 03:10:25,569 INFO L274 CegarLoopResult]: For program point L87(lines 87 90) no Hoare annotation was computed. [2020-11-28 03:10:25,569 INFO L274 CegarLoopResult]: For program point L50(lines 50 53) no Hoare annotation was computed. [2020-11-28 03:10:25,569 INFO L274 CegarLoopResult]: For program point L79(lines 79 82) no Hoare annotation was computed. [2020-11-28 03:10:25,569 INFO L274 CegarLoopResult]: For program point L137(lines 137 138) no Hoare annotation was computed. [2020-11-28 03:10:25,570 INFO L274 CegarLoopResult]: For program point L121(lines 121 122) no Hoare annotation was computed. [2020-11-28 03:10:25,570 INFO L274 CegarLoopResult]: For program point L117(lines 117 118) no Hoare annotation was computed. [2020-11-28 03:10:25,570 INFO L274 CegarLoopResult]: For program point L51(lines 51 52) no Hoare annotation was computed. [2020-11-28 03:10:25,570 INFO L274 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-11-28 03:10:25,619 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 03:10:25 BoogieIcfgContainer [2020-11-28 03:10:25,619 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 03:10:25,620 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 03:10:25,620 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 03:10:25,620 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 03:10:25,621 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:10:23" (3/4) ... [2020-11-28 03:10:25,624 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 03:10:25,652 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2020-11-28 03:10:25,653 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2020-11-28 03:10:25,653 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:10:25,653 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:10:25,683 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\result == 0) && !(calloc(1, size) == 0) [2020-11-28 03:10:25,683 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(\result == 0) && !(tmp_slot == 0)) && !(\result == 0)) && !(hp_slot_ptr == 0)) && used_tmp_slot == 1) && !(calloc(1, size) == 0) [2020-11-28 03:10:25,683 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(\result == 0) && !(tmp_slot == 0)) && !(\result == 0)) && !(hp_slot_ptr == 0)) && used_tmp_slot == 1) && !(calloc(1, size) == 0) [2020-11-28 03:10:25,684 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\result == 0) && !(hp_slot_ptr == 0)) && !(calloc(1, size) == 0) [2020-11-28 03:10:25,685 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(\result == 0) && !(tmp_slot == 0)) && !(hp_slot_ptr == 0)) && !(calloc(1, size) == 0) [2020-11-28 03:10:25,685 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(\result == 0) && !(tmp_slot == 0)) && !(\result == 0)) && !(hp_slot_ptr == 0)) && !(calloc(1, size) == 0) [2020-11-28 03:10:25,685 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(\result == 0) && !(tmp_slot == 0)) && !(\result == 0)) && !(hp_slot_ptr == 0)) && used_tmp_slot == 1) && !(calloc(1, size) == 0) [2020-11-28 03:10:25,686 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(\result == 0) && !(tmp_slot == 0)) && !(\result == 0)) && !(hp_slot_ptr == 0)) && used_tmp_slot == 1) && !(calloc(1, size) == 0) [2020-11-28 03:10:25,686 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(\result == 0) && !(tmp_slot == 0)) && !(\result == 0)) && !(hp_slot_ptr == 0)) && used_tmp_slot == 1) && !(calloc(1, size) == 0) [2020-11-28 03:10:25,728 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_7132870b-c446-4fda-9027-1cdbf7614f86/bin/uautomizer/witness.graphml [2020-11-28 03:10:25,735 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 03:10:25,737 INFO L168 Benchmark]: Toolchain (without parser) took 2907.06 ms. Allocated memory is still 134.2 MB. Free memory was 103.7 MB in the beginning and 99.1 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:10:25,741 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 90.2 MB. Free memory was 47.8 MB in the beginning and 47.8 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:10:25,742 INFO L168 Benchmark]: CACSL2BoogieTranslator took 346.28 ms. Allocated memory is still 134.2 MB. Free memory was 103.4 MB in the beginning and 109.0 MB in the end (delta: -5.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 03:10:25,742 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.63 ms. Allocated memory is still 134.2 MB. Free memory was 109.0 MB in the beginning and 107.3 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:10:25,743 INFO L168 Benchmark]: Boogie Preprocessor took 33.20 ms. Allocated memory is still 134.2 MB. Free memory was 107.3 MB in the beginning and 106.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 03:10:25,743 INFO L168 Benchmark]: RCFGBuilder took 662.72 ms. Allocated memory is still 134.2 MB. Free memory was 105.6 MB in the beginning and 84.5 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2020-11-28 03:10:25,747 INFO L168 Benchmark]: TraceAbstraction took 1683.53 ms. Allocated memory is still 134.2 MB. Free memory was 84.5 MB in the beginning and 103.3 MB in the end (delta: -18.8 MB). Peak memory consumption was 32.5 MB. Max. memory is 16.1 GB. [2020-11-28 03:10:25,748 INFO L168 Benchmark]: Witness Printer took 115.23 ms. Allocated memory is still 134.2 MB. Free memory was 103.3 MB in the beginning and 99.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:10:25,751 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 90.2 MB. Free memory was 47.8 MB in the beginning and 47.8 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 346.28 ms. Allocated memory is still 134.2 MB. Free memory was 103.4 MB in the beginning and 109.0 MB in the end (delta: -5.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 48.63 ms. Allocated memory is still 134.2 MB. Free memory was 109.0 MB in the beginning and 107.3 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 33.20 ms. Allocated memory is still 134.2 MB. Free memory was 107.3 MB in the beginning and 106.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 662.72 ms. Allocated memory is still 134.2 MB. Free memory was 105.6 MB in the beginning and 84.5 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1683.53 ms. Allocated memory is still 134.2 MB. Free memory was 84.5 MB in the beginning and 103.3 MB in the end (delta: -18.8 MB). Peak memory consumption was 32.5 MB. Max. memory is 16.1 GB. * Witness Printer took 115.23 ms. Allocated memory is still 134.2 MB. Free memory was 103.3 MB in the beginning and 99.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 48]: Loop Invariant Derived loop invariant: (!(\result == 0) && !(hp_slot_ptr == 0)) && !(calloc(1, size) == 0) - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: ((((!(\result == 0) && !(tmp_slot == 0)) && !(\result == 0)) && !(hp_slot_ptr == 0)) && used_tmp_slot == 1) && !(calloc(1, size) == 0) - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: ((((!(\result == 0) && !(tmp_slot == 0)) && !(\result == 0)) && !(hp_slot_ptr == 0)) && used_tmp_slot == 1) && !(calloc(1, size) == 0) - InvariantResult [Line: 48]: Loop Invariant Derived loop invariant: !(\result == 0) && !(calloc(1, size) == 0) - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: ((((!(\result == 0) && !(tmp_slot == 0)) && !(\result == 0)) && !(hp_slot_ptr == 0)) && used_tmp_slot == 1) && !(calloc(1, size) == 0) - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: ((((!(\result == 0) && !(tmp_slot == 0)) && !(\result == 0)) && !(hp_slot_ptr == 0)) && used_tmp_slot == 1) && !(calloc(1, size) == 0) - InvariantResult [Line: 48]: Loop Invariant Derived loop invariant: ((!(\result == 0) && !(tmp_slot == 0)) && !(hp_slot_ptr == 0)) && !(calloc(1, size) == 0) - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: (((!(\result == 0) && !(tmp_slot == 0)) && !(\result == 0)) && !(hp_slot_ptr == 0)) && !(calloc(1, size) == 0) - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: ((((!(\result == 0) && !(tmp_slot == 0)) && !(\result == 0)) && !(hp_slot_ptr == 0)) && used_tmp_slot == 1) && !(calloc(1, size) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 29 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.3s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 84 SDtfs, 212 SDslu, 39 SDs, 0 SdLazy, 59 SolverSat, 17 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=29occurred 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, 180 HoareAnnotationTreeSize, 9 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 9 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 63 NumberOfCodeBlocks, 63 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 59 ConstructedInterpolants, 0 QuantifiedInterpolants, 1592 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, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...