./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/float-newlib/double_req_bl_1011a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/float-newlib/double_req_bl_1011a_true-unreach-call.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 84d0ee37d85bbc2c0fd59ce938796111cbf21a8f .......................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/float-newlib/double_req_bl_1011a_true-unreach-call.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 84d0ee37d85bbc2c0fd59ce938796111cbf21a8f .................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: translation of (concat (_ BitVec 32) (_ BitVec 32) (_ BitVec 64)) not yet implemented, please contact Matthias --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2018-12-31 03:57:29,349 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 03:57:29,350 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 03:57:29,363 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 03:57:29,363 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 03:57:29,364 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 03:57:29,366 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 03:57:29,367 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 03:57:29,369 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 03:57:29,370 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 03:57:29,371 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 03:57:29,371 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 03:57:29,372 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 03:57:29,373 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 03:57:29,374 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 03:57:29,375 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 03:57:29,376 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 03:57:29,377 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 03:57:29,380 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 03:57:29,381 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 03:57:29,382 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 03:57:29,383 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 03:57:29,386 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 03:57:29,386 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 03:57:29,386 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 03:57:29,387 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 03:57:29,388 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 03:57:29,389 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 03:57:29,390 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 03:57:29,391 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 03:57:29,391 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 03:57:29,392 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 03:57:29,392 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 03:57:29,392 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 03:57:29,393 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 03:57:29,394 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 03:57:29,394 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-31 03:57:29,410 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 03:57:29,410 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 03:57:29,411 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 03:57:29,415 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 03:57:29,415 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 03:57:29,415 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 03:57:29,415 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 03:57:29,415 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-31 03:57:29,416 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 03:57:29,416 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 03:57:29,416 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 03:57:29,416 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 03:57:29,416 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 03:57:29,416 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 03:57:29,417 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 03:57:29,417 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 03:57:29,417 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 03:57:29,418 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 03:57:29,418 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 03:57:29,418 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 03:57:29,418 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 03:57:29,418 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 03:57:29,418 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 03:57:29,420 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 03:57:29,420 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 03:57:29,420 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-31 03:57:29,421 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 03:57:29,421 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-31 03:57:29,421 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 84d0ee37d85bbc2c0fd59ce938796111cbf21a8f [2018-12-31 03:57:29,485 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 03:57:29,507 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 03:57:29,514 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 03:57:29,516 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 03:57:29,516 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 03:57:29,518 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/float-newlib/double_req_bl_1011a_true-unreach-call.c [2018-12-31 03:57:29,580 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/983059586/5f734cb102a54bdea4b8cb9118fd909c/FLAGbdaa4c7be [2018-12-31 03:57:30,051 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 03:57:30,052 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/float-newlib/double_req_bl_1011a_true-unreach-call.c [2018-12-31 03:57:30,059 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/983059586/5f734cb102a54bdea4b8cb9118fd909c/FLAGbdaa4c7be [2018-12-31 03:57:30,074 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/983059586/5f734cb102a54bdea4b8cb9118fd909c [2018-12-31 03:57:30,078 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 03:57:30,080 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 03:57:30,088 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 03:57:30,089 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 03:57:30,093 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 03:57:30,095 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 03:57:30" (1/1) ... [2018-12-31 03:57:30,100 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@518c2c14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:30, skipping insertion in model container [2018-12-31 03:57:30,101 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 03:57:30" (1/1) ... [2018-12-31 03:57:30,111 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 03:57:30,132 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 03:57:30,377 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 03:57:30,382 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 03:57:30,421 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 03:57:30,457 INFO L195 MainTranslator]: Completed translation [2018-12-31 03:57:30,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:30 WrapperNode [2018-12-31 03:57:30,459 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 03:57:30,460 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 03:57:30,461 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 03:57:30,461 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 03:57:30,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:30" (1/1) ... [2018-12-31 03:57:30,484 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:30" (1/1) ... [2018-12-31 03:57:30,518 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 03:57:30,519 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 03:57:30,520 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 03:57:30,520 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 03:57:30,598 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:30" (1/1) ... [2018-12-31 03:57:30,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:30" (1/1) ... [2018-12-31 03:57:30,603 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:30" (1/1) ... [2018-12-31 03:57:30,608 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:30" (1/1) ... [2018-12-31 03:57:30,629 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:30" (1/1) ... [2018-12-31 03:57:30,640 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:30" (1/1) ... [2018-12-31 03:57:30,645 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:30" (1/1) ... [2018-12-31 03:57:30,652 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 03:57:30,653 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 03:57:30,653 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 03:57:30,653 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 03:57:30,654 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:30" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 03:57:30,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-31 03:57:30,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-31 03:57:30,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-31 03:57:30,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 03:57:30,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 03:57:30,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-31 03:57:30,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 03:57:30,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-31 03:57:31,205 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 03:57:31,205 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-31 03:57:31,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 03:57:31 BoogieIcfgContainer [2018-12-31 03:57:31,206 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 03:57:31,207 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 03:57:31,207 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 03:57:31,210 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 03:57:31,211 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 03:57:30" (1/3) ... [2018-12-31 03:57:31,212 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3566be96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 03:57:31, skipping insertion in model container [2018-12-31 03:57:31,212 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:30" (2/3) ... [2018-12-31 03:57:31,212 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3566be96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 03:57:31, skipping insertion in model container [2018-12-31 03:57:31,212 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 03:57:31" (3/3) ... [2018-12-31 03:57:31,214 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_1011a_true-unreach-call.c [2018-12-31 03:57:31,226 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 03:57:31,235 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-31 03:57:31,254 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-31 03:57:31,287 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 03:57:31,288 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 03:57:31,288 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 03:57:31,288 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 03:57:31,288 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 03:57:31,289 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 03:57:31,289 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 03:57:31,289 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 03:57:31,289 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 03:57:31,305 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states. [2018-12-31 03:57:31,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-31 03:57:31,311 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 03:57:31,312 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 03:57:31,314 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 03:57:31,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 03:57:31,319 INFO L82 PathProgramCache]: Analyzing trace with hash -1641221055, now seen corresponding path program 1 times [2018-12-31 03:57:31,321 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 03:57:31,322 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 03:57:31,378 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 03:57:31,379 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 03:57:31,379 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 03:57:31,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 03:57:31,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 03:57:31,452 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 03:57:31,452 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 03:57:31,456 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-31 03:57:31,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-31 03:57:31,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 03:57:31,473 INFO L87 Difference]: Start difference. First operand 19 states. Second operand 2 states. [2018-12-31 03:57:31,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 03:57:31,491 INFO L93 Difference]: Finished difference Result 36 states and 50 transitions. [2018-12-31 03:57:31,491 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-31 03:57:31,493 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2018-12-31 03:57:31,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 03:57:31,506 INFO L225 Difference]: With dead ends: 36 [2018-12-31 03:57:31,506 INFO L226 Difference]: Without dead ends: 16 [2018-12-31 03:57:31,510 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 03:57:31,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2018-12-31 03:57:31,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2018-12-31 03:57:31,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2018-12-31 03:57:31,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2018-12-31 03:57:31,546 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 16 transitions. Word has length 9 [2018-12-31 03:57:31,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 03:57:31,547 INFO L480 AbstractCegarLoop]: Abstraction has 16 states and 16 transitions. [2018-12-31 03:57:31,547 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-31 03:57:31,547 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2018-12-31 03:57:31,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-31 03:57:31,548 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 03:57:31,548 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 03:57:31,548 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 03:57:31,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 03:57:31,549 INFO L82 PathProgramCache]: Analyzing trace with hash 558264036, now seen corresponding path program 1 times [2018-12-31 03:57:31,549 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 03:57:31,549 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 03:57:31,550 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 03:57:31,550 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 03:57:31,551 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 03:57:31,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-31 03:57:31,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-31 03:57:31,636 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-31 03:57:31,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.12 03:57:31 BoogieIcfgContainer [2018-12-31 03:57:31,665 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-31 03:57:31,665 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-31 03:57:31,665 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-31 03:57:31,665 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-31 03:57:31,666 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 03:57:31" (3/4) ... [2018-12-31 03:57:31,669 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-31 03:57:31,670 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-31 03:57:31,671 INFO L168 Benchmark]: Toolchain (without parser) took 1591.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -127.4 MB). Peak memory consumption was 9.5 MB. Max. memory is 11.5 GB. [2018-12-31 03:57:31,673 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 03:57:31,674 INFO L168 Benchmark]: CACSL2BoogieTranslator took 372.06 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 942.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-31 03:57:31,675 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.46 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 936.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-31 03:57:31,676 INFO L168 Benchmark]: Boogie Preprocessor took 133.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 936.6 MB in the beginning and 1.1 GB in the end (delta: -182.2 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-12-31 03:57:31,677 INFO L168 Benchmark]: RCFGBuilder took 553.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. [2018-12-31 03:57:31,677 INFO L168 Benchmark]: TraceAbstraction took 457.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.0 MB). Peak memory consumption was 20.0 MB. Max. memory is 11.5 GB. [2018-12-31 03:57:31,678 INFO L168 Benchmark]: Witness Printer took 4.66 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 03:57:31,684 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 372.06 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 942.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 58.46 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 936.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 133.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 936.6 MB in the beginning and 1.1 GB in the end (delta: -182.2 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 553.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 457.67 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.0 MB). Peak memory consumption was 20.0 MB. Max. memory is 11.5 GB. * Witness Printer took 4.66 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 52]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 51, overapproximation of bitwiseAnd at line 35. Possible FailurePath: [L47] double x = 0.0; [L26] __uint32_t high; [L28] ieee_double_shape_type gh_u; [L29] gh_u.value = (x) [L30] EXPR gh_u.parts.msw [L30] (high) = gh_u.parts.msw [L33] ieee_double_shape_type sh_u; [L34] sh_u.value = (x) [L35] sh_u.parts.msw = (high & 0x7fffffff) [L36] EXPR sh_u.value [L36] (x) = sh_u.value [L38] return x; [L48] double res = fabs_double(x); [L51] EXPR res == 0.0 && __signbit_double(res) == 0 [L51] COND TRUE !(res == 0.0 && __signbit_double(res) == 0) [L52] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 19 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 19 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=19occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 64 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-2e94e6a [2018-12-31 03:57:34,129 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 03:57:34,131 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 03:57:34,144 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 03:57:34,144 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 03:57:34,145 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 03:57:34,147 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 03:57:34,149 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 03:57:34,151 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 03:57:34,152 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 03:57:34,153 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 03:57:34,153 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 03:57:34,154 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 03:57:34,155 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 03:57:34,156 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 03:57:34,158 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 03:57:34,158 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 03:57:34,161 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 03:57:34,163 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 03:57:34,170 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 03:57:34,174 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 03:57:34,179 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 03:57:34,182 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 03:57:34,182 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 03:57:34,182 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 03:57:34,186 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 03:57:34,186 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 03:57:34,187 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 03:57:34,190 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 03:57:34,192 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 03:57:34,192 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 03:57:34,193 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 03:57:34,193 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 03:57:34,195 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 03:57:34,196 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 03:57:34,196 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 03:57:34,197 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-12-31 03:57:34,213 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 03:57:34,213 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 03:57:34,214 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 03:57:34,214 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 03:57:34,215 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 03:57:34,215 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 03:57:34,215 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 03:57:34,215 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 03:57:34,215 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 03:57:34,216 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 03:57:34,216 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 03:57:34,216 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 03:57:34,216 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-31 03:57:34,216 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-31 03:57:34,216 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 03:57:34,217 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 03:57:34,217 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 03:57:34,217 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 03:57:34,217 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 03:57:34,217 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 03:57:34,217 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 03:57:34,218 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 03:57:34,218 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 03:57:34,218 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 03:57:34,218 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 03:57:34,218 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 03:57:34,218 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-31 03:57:34,219 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 03:57:34,219 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-31 03:57:34,219 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-31 03:57:34,219 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 84d0ee37d85bbc2c0fd59ce938796111cbf21a8f [2018-12-31 03:57:34,264 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 03:57:34,282 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 03:57:34,289 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 03:57:34,291 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 03:57:34,291 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 03:57:34,292 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/float-newlib/double_req_bl_1011a_true-unreach-call.c [2018-12-31 03:57:34,350 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cae31359/bcc7b2caacd1408ca2d7a199f0df8fc8/FLAG4543ec51b [2018-12-31 03:57:34,808 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 03:57:34,809 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/float-newlib/double_req_bl_1011a_true-unreach-call.c [2018-12-31 03:57:34,819 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cae31359/bcc7b2caacd1408ca2d7a199f0df8fc8/FLAG4543ec51b [2018-12-31 03:57:35,155 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cae31359/bcc7b2caacd1408ca2d7a199f0df8fc8 [2018-12-31 03:57:35,158 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 03:57:35,160 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 03:57:35,161 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 03:57:35,161 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 03:57:35,165 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 03:57:35,166 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 03:57:35" (1/1) ... [2018-12-31 03:57:35,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9ea98bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:35, skipping insertion in model container [2018-12-31 03:57:35,169 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 03:57:35" (1/1) ... [2018-12-31 03:57:35,178 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 03:57:35,198 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 03:57:35,397 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 03:57:35,407 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 03:57:35,452 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 03:57:35,497 INFO L195 MainTranslator]: Completed translation [2018-12-31 03:57:35,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:35 WrapperNode [2018-12-31 03:57:35,498 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 03:57:35,500 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 03:57:35,500 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 03:57:35,500 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 03:57:35,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:35" (1/1) ... [2018-12-31 03:57:35,524 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:35" (1/1) ... [2018-12-31 03:57:35,559 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 03:57:35,561 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 03:57:35,561 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 03:57:35,561 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 03:57:35,573 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:35" (1/1) ... [2018-12-31 03:57:35,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:35" (1/1) ... [2018-12-31 03:57:35,580 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:35" (1/1) ... [2018-12-31 03:57:35,589 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:35" (1/1) ... [2018-12-31 03:57:35,611 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:35" (1/1) ... [2018-12-31 03:57:35,625 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:35" (1/1) ... [2018-12-31 03:57:35,744 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:35" (1/1) ... [2018-12-31 03:57:35,756 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 03:57:35,757 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 03:57:35,757 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 03:57:35,757 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 03:57:35,758 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:35" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 03:57:35,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-31 03:57:35,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-31 03:57:35,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-31 03:57:35,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 03:57:35,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 03:57:35,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 03:57:35,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-31 03:57:35,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-31 03:57:36,055 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 03:57:36,111 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 03:57:36,237 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 03:57:36,295 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 03:57:36,296 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-31 03:57:36,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 03:57:36 BoogieIcfgContainer [2018-12-31 03:57:36,297 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 03:57:36,298 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 03:57:36,298 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 03:57:36,303 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 03:57:36,304 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 03:57:35" (1/3) ... [2018-12-31 03:57:36,305 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@315145e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 03:57:36, skipping insertion in model container [2018-12-31 03:57:36,305 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:35" (2/3) ... [2018-12-31 03:57:36,306 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@315145e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 03:57:36, skipping insertion in model container [2018-12-31 03:57:36,306 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 03:57:36" (3/3) ... [2018-12-31 03:57:36,309 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_1011a_true-unreach-call.c [2018-12-31 03:57:36,322 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 03:57:36,333 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-31 03:57:36,351 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-31 03:57:36,384 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 03:57:36,385 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 03:57:36,386 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 03:57:36,386 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 03:57:36,386 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 03:57:36,386 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 03:57:36,386 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 03:57:36,387 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 03:57:36,387 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 03:57:36,403 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states. [2018-12-31 03:57:36,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-31 03:57:36,409 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 03:57:36,410 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 03:57:36,413 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 03:57:36,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 03:57:36,418 INFO L82 PathProgramCache]: Analyzing trace with hash -1641221055, now seen corresponding path program 1 times [2018-12-31 03:57:36,423 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-31 03:57:36,423 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2018-12-31 03:57:36,441 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-12-31 03:57:36,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 03:57:36,498 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 03:57:36,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 03:57:36,515 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-31 03:57:36,533 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 03:57:36,533 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 03:57:36,538 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-31 03:57:36,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-31 03:57:36,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 03:57:36,559 INFO L87 Difference]: Start difference. First operand 19 states. Second operand 2 states. [2018-12-31 03:57:36,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 03:57:36,580 INFO L93 Difference]: Finished difference Result 36 states and 50 transitions. [2018-12-31 03:57:36,580 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-31 03:57:36,582 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2018-12-31 03:57:36,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 03:57:36,595 INFO L225 Difference]: With dead ends: 36 [2018-12-31 03:57:36,596 INFO L226 Difference]: Without dead ends: 16 [2018-12-31 03:57:36,602 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 03:57:36,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2018-12-31 03:57:36,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2018-12-31 03:57:36,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2018-12-31 03:57:36,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2018-12-31 03:57:36,641 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 16 transitions. Word has length 9 [2018-12-31 03:57:36,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 03:57:36,642 INFO L480 AbstractCegarLoop]: Abstraction has 16 states and 16 transitions. [2018-12-31 03:57:36,642 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-31 03:57:36,642 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2018-12-31 03:57:36,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-31 03:57:36,643 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 03:57:36,644 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 03:57:36,644 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 03:57:36,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 03:57:36,645 INFO L82 PathProgramCache]: Analyzing trace with hash 558264036, now seen corresponding path program 1 times [2018-12-31 03:57:36,646 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-31 03:57:36,646 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2018-12-31 03:57:36,657 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-12-31 03:57:36,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 03:57:36,726 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 03:57:36,864 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 60 [2018-12-31 03:57:36,885 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 55 [2018-12-31 03:57:36,943 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 27 [2018-12-31 03:57:36,944 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-31 03:57:36,955 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 03:57:36,994 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 03:57:37,033 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-12-31 03:57:37,034 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:85, output treesize:46 [2018-12-31 03:57:37,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 03:57:37,220 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-31 03:57:37,237 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 03:57:37,237 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-31 03:57:37,240 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-31 03:57:37,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-31 03:57:37,241 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-12-31 03:57:37,241 INFO L87 Difference]: Start difference. First operand 16 states and 16 transitions. Second operand 6 states. [2018-12-31 03:57:37,657 WARN L181 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-12-31 03:57:37,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 03:57:37,703 INFO L93 Difference]: Finished difference Result 19 states and 18 transitions. [2018-12-31 03:57:37,704 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-31 03:57:37,704 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 11 [2018-12-31 03:57:37,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 03:57:37,705 INFO L225 Difference]: With dead ends: 19 [2018-12-31 03:57:37,705 INFO L226 Difference]: Without dead ends: 16 [2018-12-31 03:57:37,707 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-12-31 03:57:37,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2018-12-31 03:57:37,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2018-12-31 03:57:37,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2018-12-31 03:57:37,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 15 transitions. [2018-12-31 03:57:37,713 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 15 transitions. Word has length 11 [2018-12-31 03:57:37,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 03:57:37,714 INFO L480 AbstractCegarLoop]: Abstraction has 16 states and 15 transitions. [2018-12-31 03:57:37,714 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-31 03:57:37,715 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 15 transitions. [2018-12-31 03:57:37,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-31 03:57:37,715 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 03:57:37,716 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 03:57:37,716 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 03:57:37,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 03:57:37,716 INFO L82 PathProgramCache]: Analyzing trace with hash -2014349959, now seen corresponding path program 1 times [2018-12-31 03:57:37,718 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-31 03:57:37,718 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-12-31 03:57:37,731 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 03:57:37,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 03:57:37,836 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 03:57:37,923 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 48 [2018-12-31 03:57:37,934 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 24 [2018-12-31 03:57:37,935 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 03:57:37,942 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-31 03:57:37,977 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-12-31 03:57:37,977 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:64, output treesize:34 [2018-12-31 03:57:38,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 03:57:38,517 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-31 03:57:38,528 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 03:57:38,529 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-12-31 03:57:38,529 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-12-31 03:57:38,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-12-31 03:57:38,530 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2018-12-31 03:57:38,531 INFO L87 Difference]: Start difference. First operand 16 states and 15 transitions. Second operand 11 states. [2018-12-31 03:57:39,571 WARN L181 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2018-12-31 03:57:39,756 WARN L181 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2018-12-31 03:57:39,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 03:57:39,836 INFO L93 Difference]: Finished difference Result 16 states and 15 transitions. [2018-12-31 03:57:39,837 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-31 03:57:39,838 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 15 [2018-12-31 03:57:39,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 03:57:39,839 INFO L225 Difference]: With dead ends: 16 [2018-12-31 03:57:39,839 INFO L226 Difference]: Without dead ends: 0 [2018-12-31 03:57:39,841 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=83, Invalid=189, Unknown=0, NotChecked=0, Total=272 [2018-12-31 03:57:39,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-31 03:57:39,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-31 03:57:39,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-31 03:57:39,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-31 03:57:39,842 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 15 [2018-12-31 03:57:39,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 03:57:39,842 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-31 03:57:39,842 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-12-31 03:57:39,842 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-31 03:57:39,842 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-31 03:57:39,849 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-31 03:57:40,124 WARN L181 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 34 [2018-12-31 03:57:40,389 WARN L181 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 48 [2018-12-31 03:57:40,399 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 27 31) no Hoare annotation was computed. [2018-12-31 03:57:40,399 INFO L444 ceAbstractionStarter]: At program point L27-2(lines 27 31) the Hoare annotation is: (= ULTIMATE.start_fabs_double_~x (_ +zero 11 53)) [2018-12-31 03:57:40,400 INFO L444 ceAbstractionStarter]: At program point L23(lines 14 24) the Hoare annotation is: (and (= ULTIMATE.start_fabs_double_~x (_ +zero 11 53)) (exists ((|v_q#valueAsBitvector_6| (_ BitVec 64)) (|v_q#valueAsBitvector_7| (_ BitVec 64)) (v_arrayElimCell_3 (_ BitVec 32))) (and (= ((_ extract 63 32) |v_q#valueAsBitvector_7|) ULTIMATE.start___signbit_double_~msw~0) (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_6|) ((_ extract 62 52) |v_q#valueAsBitvector_6|) ((_ extract 51 0) |v_q#valueAsBitvector_6|)) (_ +zero 11 53)) (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_7|) ((_ extract 62 52) |v_q#valueAsBitvector_7|) ((_ extract 51 0) |v_q#valueAsBitvector_7|)) (let ((.cse0 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_q#valueAsBitvector_6|)) v_arrayElimCell_3))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0)))))) |ULTIMATE.start_main_#t~short8| (= (_ bv0 32) |ULTIMATE.start___signbit_double_#res|) (exists ((|v_q#valueAsBitvector_6| (_ BitVec 64)) (v_arrayElimCell_3 (_ BitVec 32))) (and (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_6|) ((_ extract 62 52) |v_q#valueAsBitvector_6|) ((_ extract 51 0) |v_q#valueAsBitvector_6|)) (_ +zero 11 53)) (= ULTIMATE.start_main_~res~0 (let ((.cse1 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_q#valueAsBitvector_6|)) v_arrayElimCell_3))) (fp ((_ extract 63 63) .cse1) ((_ extract 62 52) .cse1) ((_ extract 51 0) .cse1)))))) (= |ULTIMATE.start_fabs_double_#res| (_ +zero 11 53)) (exists ((|v_q#valueAsBitvector_6| (_ BitVec 64)) (v_arrayElimCell_3 (_ BitVec 32))) (and (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_6|) ((_ extract 62 52) |v_q#valueAsBitvector_6|) ((_ extract 51 0) |v_q#valueAsBitvector_6|)) (_ +zero 11 53)) (= ULTIMATE.start___signbit_double_~x (let ((.cse2 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_q#valueAsBitvector_6|)) v_arrayElimCell_3))) (fp ((_ extract 63 63) .cse2) ((_ extract 62 52) .cse2) ((_ extract 51 0) .cse2)))))) (exists ((|v_q#valueAsBitvector_6| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_q#valueAsBitvector_6|) ULTIMATE.start_fabs_double_~high~0) (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_6|) ((_ extract 62 52) |v_q#valueAsBitvector_6|) ((_ extract 51 0) |v_q#valueAsBitvector_6|)) (_ +zero 11 53))))) [2018-12-31 03:57:40,400 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-12-31 03:57:40,401 INFO L448 ceAbstractionStarter]: For program point L32(lines 32 37) no Hoare annotation was computed. [2018-12-31 03:57:40,401 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-12-31 03:57:40,401 INFO L448 ceAbstractionStarter]: For program point L32-1(lines 25 39) no Hoare annotation was computed. [2018-12-31 03:57:40,401 INFO L448 ceAbstractionStarter]: For program point L32-2(lines 32 37) no Hoare annotation was computed. [2018-12-31 03:57:40,401 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-12-31 03:57:40,402 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-31 03:57:40,402 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-31 03:57:40,402 INFO L448 ceAbstractionStarter]: For program point L17-1(lines 17 21) no Hoare annotation was computed. [2018-12-31 03:57:40,402 INFO L444 ceAbstractionStarter]: At program point L17-2(lines 17 21) the Hoare annotation is: (and (= ULTIMATE.start_fabs_double_~x (_ +zero 11 53)) |ULTIMATE.start_main_#t~short8| (exists ((|v_q#valueAsBitvector_6| (_ BitVec 64)) (v_arrayElimCell_3 (_ BitVec 32))) (and (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_6|) ((_ extract 62 52) |v_q#valueAsBitvector_6|) ((_ extract 51 0) |v_q#valueAsBitvector_6|)) (_ +zero 11 53)) (= ULTIMATE.start_main_~res~0 (let ((.cse0 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_q#valueAsBitvector_6|)) v_arrayElimCell_3))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0)))))) (= |ULTIMATE.start_fabs_double_#res| (_ +zero 11 53)) (exists ((|v_q#valueAsBitvector_6| (_ BitVec 64)) (v_arrayElimCell_3 (_ BitVec 32))) (and (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_6|) ((_ extract 62 52) |v_q#valueAsBitvector_6|) ((_ extract 51 0) |v_q#valueAsBitvector_6|)) (_ +zero 11 53)) (= ULTIMATE.start___signbit_double_~x (let ((.cse1 (concat (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_q#valueAsBitvector_6|)) v_arrayElimCell_3))) (fp ((_ extract 63 63) .cse1) ((_ extract 62 52) .cse1) ((_ extract 51 0) .cse1)))))) (exists ((|v_q#valueAsBitvector_6| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_q#valueAsBitvector_6|) ULTIMATE.start_fabs_double_~high~0) (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_6|) ((_ extract 62 52) |v_q#valueAsBitvector_6|) ((_ extract 51 0) |v_q#valueAsBitvector_6|)) (_ +zero 11 53))))) [2018-12-31 03:57:40,402 INFO L448 ceAbstractionStarter]: For program point L17-3(lines 17 21) no Hoare annotation was computed. [2018-12-31 03:57:40,403 INFO L444 ceAbstractionStarter]: At program point L38(lines 25 39) the Hoare annotation is: (and (= ULTIMATE.start_fabs_double_~x (_ +zero 11 53)) (= |ULTIMATE.start_fabs_double_#res| (_ +zero 11 53)) (exists ((|v_q#valueAsBitvector_6| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_q#valueAsBitvector_6|) ULTIMATE.start_fabs_double_~high~0) (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_6|) ((_ extract 62 52) |v_q#valueAsBitvector_6|) ((_ extract 51 0) |v_q#valueAsBitvector_6|)) (_ +zero 11 53))))) [2018-12-31 03:57:40,403 INFO L451 ceAbstractionStarter]: At program point L55(lines 41 56) the Hoare annotation is: true [2018-12-31 03:57:40,403 INFO L448 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-12-31 03:57:40,403 INFO L448 ceAbstractionStarter]: For program point L51-2(lines 51 54) no Hoare annotation was computed. [2018-12-31 03:57:40,403 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 52) no Hoare annotation was computed. [2018-12-31 03:57:40,408 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: translation of (concat (_ BitVec 32) (_ BitVec 32) (_ BitVec 64)) not yet implemented, please contact Matthias at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:209) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:446) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:135) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:1) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpression(ModelTranslationContainer.java:105) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionToString(ModelTranslationContainer.java:89) at de.uni_freiburg.informatik.ultimate.core.lib.results.InvariantResult.getLongDescription(InvariantResult.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportResult(TraceAbstractionStarter.java:560) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.createInvariantResults(TraceAbstractionStarter.java:257) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:214) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:126) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-31 03:57:40,411 INFO L168 Benchmark]: Toolchain (without parser) took 5252.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 951.3 MB in the beginning and 967.2 MB in the end (delta: -15.9 MB). Peak memory consumption was 122.6 MB. Max. memory is 11.5 GB. [2018-12-31 03:57:40,416 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 03:57:40,417 INFO L168 Benchmark]: CACSL2BoogieTranslator took 337.77 ms. Allocated memory is still 1.0 GB. Free memory was 951.3 MB in the beginning and 940.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-31 03:57:40,417 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.63 ms. Allocated memory is still 1.0 GB. Free memory was 940.6 MB in the beginning and 935.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-31 03:57:40,421 INFO L168 Benchmark]: Boogie Preprocessor took 195.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 935.2 MB in the beginning and 1.1 GB in the end (delta: -190.5 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. [2018-12-31 03:57:40,422 INFO L168 Benchmark]: RCFGBuilder took 540.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. [2018-12-31 03:57:40,423 INFO L168 Benchmark]: TraceAbstraction took 4112.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 967.2 MB in the end (delta: 137.2 MB). Peak memory consumption was 137.2 MB. Max. memory is 11.5 GB. [2018-12-31 03:57:40,430 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 337.77 ms. Allocated memory is still 1.0 GB. Free memory was 951.3 MB in the beginning and 940.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 60.63 ms. Allocated memory is still 1.0 GB. Free memory was 940.6 MB in the beginning and 935.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 195.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 935.2 MB in the beginning and 1.1 GB in the end (delta: -190.5 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 540.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4112.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 967.2 MB in the end (delta: 137.2 MB). Peak memory consumption was 137.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 52]: 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 - ExceptionOrErrorResult: UnsupportedOperationException: translation of (concat (_ BitVec 32) (_ BitVec 32) (_ BitVec 64)) not yet implemented, please contact Matthias de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: translation of (concat (_ BitVec 32) (_ BitVec 32) (_ BitVec 64)) not yet implemented, please contact Matthias: de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:209) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...