./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1032b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_3c11e14c-2018-442b-9538-4353519505cf/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_3c11e14c-2018-442b-9538-4353519505cf/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3c11e14c-2018-442b-9538-4353519505cf/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3c11e14c-2018-442b-9538-4353519505cf/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1032b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_3c11e14c-2018-442b-9538-4353519505cf/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3c11e14c-2018-442b-9538-4353519505cf/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2fc40f01120ca51e77cbf79a7824b0aac7011828 ................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_3c11e14c-2018-442b-9538-4353519505cf/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_3c11e14c-2018-442b-9538-4353519505cf/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3c11e14c-2018-442b-9538-4353519505cf/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3c11e14c-2018-442b-9538-4353519505cf/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1032b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_3c11e14c-2018-442b-9538-4353519505cf/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3c11e14c-2018-442b-9538-4353519505cf/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2fc40f01120ca51e77cbf79a7824b0aac7011828 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 0.1.24-6b5699a [2019-11-25 08:57:39,764 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:57:39,766 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:57:39,780 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:57:39,780 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:57:39,782 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:57:39,783 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:57:39,791 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:57:39,796 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:57:39,800 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:57:39,801 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:57:39,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:57:39,803 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:57:39,805 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:57:39,806 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:57:39,807 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:57:39,808 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:57:39,808 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:57:39,811 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:57:39,814 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:57:39,818 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:57:39,820 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:57:39,822 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:57:39,823 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:57:39,826 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:57:39,827 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:57:39,827 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:57:39,828 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:57:39,828 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:57:39,829 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:57:39,830 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:57:39,830 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:57:39,831 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:57:39,832 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:57:39,832 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:57:39,833 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:57:39,833 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:57:39,834 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:57:39,834 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:57:39,834 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:57:39,836 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:57:39,836 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3c11e14c-2018-442b-9538-4353519505cf/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 08:57:39,861 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:57:39,871 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:57:39,873 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:57:39,873 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:57:39,873 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:57:39,873 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:57:39,874 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 08:57:39,874 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:57:39,874 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 08:57:39,874 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:57:39,875 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 08:57:39,875 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 08:57:39,875 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 08:57:39,875 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 08:57:39,875 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:57:39,876 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:57:39,876 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 08:57:39,876 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:57:39,876 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:57:39,877 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 08:57:39,878 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 08:57:39,878 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:57:39,878 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:57:39,879 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 08:57:39,879 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 08:57:39,879 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:57:39,879 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 08:57:39,880 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 08:57:39,880 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_3c11e14c-2018-442b-9538-4353519505cf/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2fc40f01120ca51e77cbf79a7824b0aac7011828 [2019-11-25 08:57:40,060 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:57:40,076 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:57:40,079 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:57:40,080 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:57:40,081 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:57:40,081 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3c11e14c-2018-442b-9538-4353519505cf/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_1032b.c [2019-11-25 08:57:40,142 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3c11e14c-2018-442b-9538-4353519505cf/bin/uautomizer/data/a9c209287/17f4ff1fb70442ffbddfcb6b0db81b69/FLAGf1fc3536c [2019-11-25 08:57:40,609 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:57:40,620 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3c11e14c-2018-442b-9538-4353519505cf/sv-benchmarks/c/float-newlib/double_req_bl_1032b.c [2019-11-25 08:57:40,630 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3c11e14c-2018-442b-9538-4353519505cf/bin/uautomizer/data/a9c209287/17f4ff1fb70442ffbddfcb6b0db81b69/FLAGf1fc3536c [2019-11-25 08:57:41,107 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3c11e14c-2018-442b-9538-4353519505cf/bin/uautomizer/data/a9c209287/17f4ff1fb70442ffbddfcb6b0db81b69 [2019-11-25 08:57:41,110 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:57:41,111 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:57:41,112 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:57:41,112 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:57:41,116 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:57:41,117 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:57:41" (1/1) ... [2019-11-25 08:57:41,120 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36ec887e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:41, skipping insertion in model container [2019-11-25 08:57:41,120 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:57:41" (1/1) ... [2019-11-25 08:57:41,130 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:57:41,158 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:57:41,431 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:57:41,434 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:57:41,491 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:57:41,513 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:57:41,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:41 WrapperNode [2019-11-25 08:57:41,514 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:57:41,514 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:57:41,515 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:57:41,515 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:57:41,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:41" (1/1) ... [2019-11-25 08:57:41,543 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:41" (1/1) ... [2019-11-25 08:57:41,571 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:57:41,571 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:57:41,571 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:57:41,572 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:57:41,583 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:41" (1/1) ... [2019-11-25 08:57:41,583 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:41" (1/1) ... [2019-11-25 08:57:41,585 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:41" (1/1) ... [2019-11-25 08:57:41,585 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:41" (1/1) ... [2019-11-25 08:57:41,593 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:41" (1/1) ... [2019-11-25 08:57:41,597 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:41" (1/1) ... [2019-11-25 08:57:41,599 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:41" (1/1) ... [2019-11-25 08:57:41,602 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:57:41,602 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:57:41,603 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:57:41,603 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:57:41,603 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3c11e14c-2018-442b-9538-4353519505cf/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:57:41,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-25 08:57:41,654 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-11-25 08:57:41,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-25 08:57:41,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-11-25 08:57:41,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:57:41,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:57:41,656 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-25 08:57:41,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-25 08:57:42,020 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:57:42,020 INFO L284 CfgBuilder]: Removed 14 assume(true) statements. [2019-11-25 08:57:42,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:57:42 BoogieIcfgContainer [2019-11-25 08:57:42,022 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:57:42,023 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-25 08:57:42,023 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-25 08:57:42,026 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-25 08:57:42,026 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:57:41" (1/3) ... [2019-11-25 08:57:42,027 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a7a83f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:57:42, skipping insertion in model container [2019-11-25 08:57:42,027 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:41" (2/3) ... [2019-11-25 08:57:42,028 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a7a83f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:57:42, skipping insertion in model container [2019-11-25 08:57:42,028 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:57:42" (3/3) ... [2019-11-25 08:57:42,030 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_1032b.c [2019-11-25 08:57:42,039 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-25 08:57:42,047 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-25 08:57:42,059 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-25 08:57:42,094 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-25 08:57:42,094 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-25 08:57:42,095 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-25 08:57:42,095 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:57:42,095 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:57:42,095 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-25 08:57:42,095 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:57:42,095 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-25 08:57:42,115 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states. [2019-11-25 08:57:42,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-25 08:57:42,122 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:42,122 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:57:42,123 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:42,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:42,129 INFO L82 PathProgramCache]: Analyzing trace with hash 2068179301, now seen corresponding path program 1 times [2019-11-25 08:57:42,138 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:42,139 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096794473] [2019-11-25 08:57:42,139 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:42,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:57:42,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:57:42,244 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096794473] [2019-11-25 08:57:42,245 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:57:42,245 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-25 08:57:42,246 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32761792] [2019-11-25 08:57:42,250 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-25 08:57:42,250 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:57:42,260 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-25 08:57:42,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-25 08:57:42,262 INFO L87 Difference]: Start difference. First operand 30 states. Second operand 2 states. [2019-11-25 08:57:42,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:57:42,277 INFO L93 Difference]: Finished difference Result 58 states and 88 transitions. [2019-11-25 08:57:42,277 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-25 08:57:42,278 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2019-11-25 08:57:42,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:57:42,286 INFO L225 Difference]: With dead ends: 58 [2019-11-25 08:57:42,286 INFO L226 Difference]: Without dead ends: 27 [2019-11-25 08:57:42,289 INFO L630 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 [2019-11-25 08:57:42,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2019-11-25 08:57:42,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2019-11-25 08:57:42,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2019-11-25 08:57:42,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 35 transitions. [2019-11-25 08:57:42,317 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 35 transitions. Word has length 11 [2019-11-25 08:57:42,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:57:42,318 INFO L462 AbstractCegarLoop]: Abstraction has 27 states and 35 transitions. [2019-11-25 08:57:42,318 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-25 08:57:42,318 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2019-11-25 08:57:42,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-25 08:57:42,319 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:42,319 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:57:42,319 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:42,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:42,319 INFO L82 PathProgramCache]: Analyzing trace with hash -1606867070, now seen corresponding path program 1 times [2019-11-25 08:57:42,320 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:57:42,320 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1931249368] [2019-11-25 08:57:42,320 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:57:42,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:57:42,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-25 08:57:42,411 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-25 08:57:42,411 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-25 08:57:42,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 08:57:42 BoogieIcfgContainer [2019-11-25 08:57:42,436 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-25 08:57:42,437 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:57:42,437 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:57:42,437 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:57:42,438 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:57:42" (3/4) ... [2019-11-25 08:57:42,441 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-25 08:57:42,441 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:57:42,442 INFO L168 Benchmark]: Toolchain (without parser) took 1331.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 948.8 MB in the beginning and 1.1 GB in the end (delta: -129.6 MB). Peak memory consumption was 9.8 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:42,443 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:57:42,444 INFO L168 Benchmark]: CACSL2BoogieTranslator took 402.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 948.8 MB in the beginning and 1.1 GB in the end (delta: -185.6 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:42,444 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.57 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:42,445 INFO L168 Benchmark]: Boogie Preprocessor took 30.84 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: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:42,446 INFO L168 Benchmark]: RCFGBuilder took 419.35 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: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:42,446 INFO L168 Benchmark]: TraceAbstraction took 413.66 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: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:42,447 INFO L168 Benchmark]: Witness Printer took 4.14 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. [2019-11-25 08:57:42,450 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 402.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 948.8 MB in the beginning and 1.1 GB in the end (delta: -185.6 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 56.57 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.84 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: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 419.35 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: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 413.66 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: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Witness Printer took 4.14 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: 91]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of shiftRight at line 34, overapproximation of someUnaryDOUBLEoperation at line 86, overapproximation of bitwiseAnd at line 35, overapproximation of someBinaryDOUBLEComparisonOperation at line 90. Possible FailurePath: [L86] double x = -0.0; [L18] __int32_t msw, exponent_less_1023; [L19] __uint32_t lsw; [L21] ieee_double_shape_type ew_u; [L22] ew_u.value = (x) [L23] EXPR ew_u.parts.msw [L23] (msw) = ew_u.parts.msw [L24] EXPR ew_u.parts.lsw [L24] (lsw) = ew_u.parts.lsw [L26] exponent_less_1023 = ((msw & 0x7ff00000) >> 20) - 1023 [L27] COND TRUE exponent_less_1023 < 20 [L28] COND FALSE !(exponent_less_1023 < 0) [L34] __uint32_t exponent_mask = 0x000fffff >> exponent_less_1023; [L35] COND TRUE (msw & exponent_mask) == 0 && lsw == 0 [L36] return x; [L87] double res = round_double(x); [L90] EXPR res == -0.0 && __signbit_double(res) == 1 [L90] COND TRUE !(res == -0.0 && __signbit_double(res) == 1) [L91] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 30 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.3s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 38 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=30occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 100 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-6b5699a [2019-11-25 08:57:44,352 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:57:44,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:57:44,366 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:57:44,366 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:57:44,367 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:57:44,369 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:57:44,371 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:57:44,372 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:57:44,373 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:57:44,374 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:57:44,375 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:57:44,376 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:57:44,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:57:44,378 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:57:44,379 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:57:44,379 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:57:44,380 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:57:44,383 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:57:44,385 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:57:44,387 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:57:44,388 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:57:44,389 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:57:44,390 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:57:44,393 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:57:44,393 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:57:44,393 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:57:44,394 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:57:44,395 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:57:44,396 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:57:44,396 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:57:44,397 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:57:44,398 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:57:44,399 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:57:44,400 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:57:44,400 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:57:44,401 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:57:44,401 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:57:44,401 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:57:44,402 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:57:44,403 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:57:44,404 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3c11e14c-2018-442b-9538-4353519505cf/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 08:57:44,418 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:57:44,418 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:57:44,419 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:57:44,420 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:57:44,420 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:57:44,420 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:57:44,421 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 08:57:44,421 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 08:57:44,421 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:57:44,421 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 08:57:44,422 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 08:57:44,422 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 08:57:44,422 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-25 08:57:44,422 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 08:57:44,423 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 08:57:44,423 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 08:57:44,423 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:57:44,423 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:57:44,424 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 08:57:44,424 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:57:44,424 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:57:44,424 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 08:57:44,425 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 08:57:44,425 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:57:44,425 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:57:44,425 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 08:57:44,426 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 08:57:44,426 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 08:57:44,426 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 08:57:44,426 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 08:57:44,427 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 08:57:44,427 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_3c11e14c-2018-442b-9538-4353519505cf/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2fc40f01120ca51e77cbf79a7824b0aac7011828 [2019-11-25 08:57:44,682 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:57:44,692 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:57:44,695 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:57:44,696 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:57:44,697 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:57:44,698 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3c11e14c-2018-442b-9538-4353519505cf/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_1032b.c [2019-11-25 08:57:44,754 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3c11e14c-2018-442b-9538-4353519505cf/bin/uautomizer/data/3aa30112c/e429f4fe8c00477a8698c1522582ee7a/FLAGb012db203 [2019-11-25 08:57:45,174 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:57:45,174 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3c11e14c-2018-442b-9538-4353519505cf/sv-benchmarks/c/float-newlib/double_req_bl_1032b.c [2019-11-25 08:57:45,179 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3c11e14c-2018-442b-9538-4353519505cf/bin/uautomizer/data/3aa30112c/e429f4fe8c00477a8698c1522582ee7a/FLAGb012db203 [2019-11-25 08:57:45,585 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3c11e14c-2018-442b-9538-4353519505cf/bin/uautomizer/data/3aa30112c/e429f4fe8c00477a8698c1522582ee7a [2019-11-25 08:57:45,588 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:57:45,589 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:57:45,590 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:57:45,591 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:57:45,593 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:57:45,594 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:57:45" (1/1) ... [2019-11-25 08:57:45,596 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e221b75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:45, skipping insertion in model container [2019-11-25 08:57:45,596 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:57:45" (1/1) ... [2019-11-25 08:57:45,606 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:57:45,628 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:57:45,841 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:57:45,851 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:57:45,886 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:57:45,968 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:57:45,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:45 WrapperNode [2019-11-25 08:57:45,968 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:57:45,969 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:57:45,969 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:57:45,971 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:57:45,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:45" (1/1) ... [2019-11-25 08:57:46,005 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:45" (1/1) ... [2019-11-25 08:57:46,038 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:57:46,039 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:57:46,039 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:57:46,039 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:57:46,047 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:45" (1/1) ... [2019-11-25 08:57:46,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:45" (1/1) ... [2019-11-25 08:57:46,051 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:45" (1/1) ... [2019-11-25 08:57:46,052 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:45" (1/1) ... [2019-11-25 08:57:46,061 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:45" (1/1) ... [2019-11-25 08:57:46,066 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:45" (1/1) ... [2019-11-25 08:57:46,069 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:45" (1/1) ... [2019-11-25 08:57:46,073 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:57:46,074 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:57:46,074 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:57:46,074 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:57:46,075 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3c11e14c-2018-442b-9538-4353519505cf/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:57:46,122 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2019-11-25 08:57:46,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2019-11-25 08:57:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-25 08:57:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-25 08:57:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:57:46,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:57:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-25 08:57:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-25 08:57:46,540 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:57:46,540 INFO L284 CfgBuilder]: Removed 14 assume(true) statements. [2019-11-25 08:57:46,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:57:46 BoogieIcfgContainer [2019-11-25 08:57:46,542 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:57:46,543 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-25 08:57:46,543 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-25 08:57:46,545 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-25 08:57:46,546 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:57:45" (1/3) ... [2019-11-25 08:57:46,546 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6be1e406 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:57:46, skipping insertion in model container [2019-11-25 08:57:46,546 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:57:45" (2/3) ... [2019-11-25 08:57:46,547 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6be1e406 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:57:46, skipping insertion in model container [2019-11-25 08:57:46,547 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:57:46" (3/3) ... [2019-11-25 08:57:46,548 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_1032b.c [2019-11-25 08:57:46,557 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-25 08:57:46,563 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-25 08:57:46,573 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-25 08:57:46,592 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-25 08:57:46,593 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-25 08:57:46,593 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-25 08:57:46,593 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:57:46,593 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:57:46,593 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-25 08:57:46,593 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:57:46,593 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-25 08:57:46,606 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states. [2019-11-25 08:57:46,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-25 08:57:46,611 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:46,612 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:57:46,613 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:46,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:46,617 INFO L82 PathProgramCache]: Analyzing trace with hash 2068179301, now seen corresponding path program 1 times [2019-11-25 08:57:46,625 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-25 08:57:46,626 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [397305416] [2019-11-25 08:57:46,626 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3c11e14c-2018-442b-9538-4353519505cf/bin/uautomizer/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-11-25 08:57:46,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:57:46,689 INFO L255 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 1 conjunts are in the unsatisfiable core [2019-11-25 08:57:46,693 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:57:46,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:57:46,706 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-25 08:57:46,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:57:46,710 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [397305416] [2019-11-25 08:57:46,711 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:57:46,711 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-25 08:57:46,712 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168324315] [2019-11-25 08:57:46,716 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-25 08:57:46,716 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-25 08:57:46,728 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-25 08:57:46,728 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-25 08:57:46,730 INFO L87 Difference]: Start difference. First operand 30 states. Second operand 2 states. [2019-11-25 08:57:46,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:57:46,747 INFO L93 Difference]: Finished difference Result 58 states and 88 transitions. [2019-11-25 08:57:46,748 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-25 08:57:46,749 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2019-11-25 08:57:46,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:57:46,758 INFO L225 Difference]: With dead ends: 58 [2019-11-25 08:57:46,758 INFO L226 Difference]: Without dead ends: 27 [2019-11-25 08:57:46,761 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-25 08:57:46,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2019-11-25 08:57:46,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2019-11-25 08:57:46,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2019-11-25 08:57:46,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 35 transitions. [2019-11-25 08:57:46,792 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 35 transitions. Word has length 11 [2019-11-25 08:57:46,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:57:46,792 INFO L462 AbstractCegarLoop]: Abstraction has 27 states and 35 transitions. [2019-11-25 08:57:46,792 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-25 08:57:46,792 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2019-11-25 08:57:46,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-25 08:57:46,793 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:46,793 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:57:47,005 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-11-25 08:57:47,005 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:47,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:47,005 INFO L82 PathProgramCache]: Analyzing trace with hash -1606867070, now seen corresponding path program 1 times [2019-11-25 08:57:47,006 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-25 08:57:47,007 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1429799717] [2019-11-25 08:57:47,007 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3c11e14c-2018-442b-9538-4353519505cf/bin/uautomizer/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-11-25 08:57:47,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:57:47,102 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-25 08:57:47,104 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:57:47,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:57:47,201 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-25 08:57:47,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:57:47,286 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1429799717] [2019-11-25 08:57:47,286 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:57:47,286 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-11-25 08:57:47,286 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134504101] [2019-11-25 08:57:47,288 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-25 08:57:47,288 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-25 08:57:47,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-25 08:57:47,293 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-11-25 08:57:47,294 INFO L87 Difference]: Start difference. First operand 27 states and 35 transitions. Second operand 8 states. [2019-11-25 08:57:47,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:57:47,525 INFO L93 Difference]: Finished difference Result 40 states and 48 transitions. [2019-11-25 08:57:47,527 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-25 08:57:47,527 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 12 [2019-11-25 08:57:47,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:57:47,528 INFO L225 Difference]: With dead ends: 40 [2019-11-25 08:57:47,528 INFO L226 Difference]: Without dead ends: 21 [2019-11-25 08:57:47,529 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2019-11-25 08:57:47,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2019-11-25 08:57:47,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2019-11-25 08:57:47,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2019-11-25 08:57:47,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 21 transitions. [2019-11-25 08:57:47,540 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 21 transitions. Word has length 12 [2019-11-25 08:57:47,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:57:47,540 INFO L462 AbstractCegarLoop]: Abstraction has 21 states and 21 transitions. [2019-11-25 08:57:47,540 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-25 08:57:47,541 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2019-11-25 08:57:47,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-25 08:57:47,546 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:47,546 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:57:47,760 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-11-25 08:57:47,760 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:47,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:47,761 INFO L82 PathProgramCache]: Analyzing trace with hash -1282802547, now seen corresponding path program 1 times [2019-11-25 08:57:47,762 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-25 08:57:47,762 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1336253703] [2019-11-25 08:57:47,763 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3c11e14c-2018-442b-9538-4353519505cf/bin/uautomizer/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 [2019-11-25 08:57:47,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:57:47,868 INFO L255 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 7 conjunts are in the unsatisfiable core [2019-11-25 08:57:47,870 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:57:47,925 INFO L377 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 51 treesize of output 45 [2019-11-25 08:57:47,934 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-25 08:57:47,940 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-25 08:57:47,941 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-25 08:57:47,944 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-25 08:57:47,945 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-25 08:57:47,945 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:51, output treesize:21 [2019-11-25 08:57:47,980 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:57:48,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:57:48,009 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-25 08:57:48,010 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:57:48,055 INFO L377 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 46 treesize of output 40 [2019-11-25 08:57:48,061 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-25 08:57:48,064 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-25 08:57:48,064 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-25 08:57:48,068 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-25 08:57:48,069 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-25 08:57:48,069 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:46, output treesize:16 [2019-11-25 08:57:48,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:57:48,120 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1336253703] [2019-11-25 08:57:48,120 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:57:48,120 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 11 [2019-11-25 08:57:48,121 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505252306] [2019-11-25 08:57:48,121 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-11-25 08:57:48,121 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-25 08:57:48,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-11-25 08:57:48,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2019-11-25 08:57:48,122 INFO L87 Difference]: Start difference. First operand 21 states and 21 transitions. Second operand 11 states. [2019-11-25 08:57:48,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:57:48,495 INFO L93 Difference]: Finished difference Result 24 states and 23 transitions. [2019-11-25 08:57:48,496 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-25 08:57:48,496 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 16 [2019-11-25 08:57:48,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:57:48,497 INFO L225 Difference]: With dead ends: 24 [2019-11-25 08:57:48,497 INFO L226 Difference]: Without dead ends: 21 [2019-11-25 08:57:48,498 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 4 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2019-11-25 08:57:48,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2019-11-25 08:57:48,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2019-11-25 08:57:48,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2019-11-25 08:57:48,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 20 transitions. [2019-11-25 08:57:48,505 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 20 transitions. Word has length 16 [2019-11-25 08:57:48,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:57:48,505 INFO L462 AbstractCegarLoop]: Abstraction has 21 states and 20 transitions. [2019-11-25 08:57:48,505 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-11-25 08:57:48,505 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 20 transitions. [2019-11-25 08:57:48,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-25 08:57:48,509 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:57:48,509 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:57:48,716 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-11-25 08:57:48,718 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:57:48,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:57:48,719 INFO L82 PathProgramCache]: Analyzing trace with hash 218634850, now seen corresponding path program 1 times [2019-11-25 08:57:48,720 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-25 08:57:48,722 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2026496544] [2019-11-25 08:57:48,722 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3c11e14c-2018-442b-9538-4353519505cf/bin/uautomizer/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2019-11-25 08:57:48,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:57:48,834 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 19 conjunts are in the unsatisfiable core [2019-11-25 08:57:48,837 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:57:48,887 INFO L377 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 48 treesize of output 42 [2019-11-25 08:57:48,892 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-25 08:57:48,896 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-25 08:57:48,896 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-25 08:57:48,913 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-25 08:57:48,913 INFO L496 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. [2019-11-25 08:57:48,914 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:59, output treesize:29 [2019-11-25 08:57:49,075 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:57:49,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:57:49,138 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-25 08:57:49,139 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:57:49,384 INFO L377 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 52 treesize of output 46 [2019-11-25 08:57:49,396 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-25 08:57:49,398 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-25 08:57:49,398 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-25 08:57:49,405 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-25 08:57:49,405 INFO L496 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. [2019-11-25 08:57:49,405 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:60, output treesize:30 [2019-11-25 08:57:51,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:57:51,708 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2026496544] [2019-11-25 08:57:51,709 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:57:51,709 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11, 11] imperfect sequences [] total 18 [2019-11-25 08:57:51,709 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471831655] [2019-11-25 08:57:51,709 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2019-11-25 08:57:51,710 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-25 08:57:51,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2019-11-25 08:57:51,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=263, Unknown=1, NotChecked=0, Total=306 [2019-11-25 08:57:51,710 INFO L87 Difference]: Start difference. First operand 21 states and 20 transitions. Second operand 18 states. [2019-11-25 08:57:52,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:57:52,432 INFO L93 Difference]: Finished difference Result 21 states and 20 transitions. [2019-11-25 08:57:52,433 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-25 08:57:52,434 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 20 [2019-11-25 08:57:52,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:57:52,434 INFO L225 Difference]: With dead ends: 21 [2019-11-25 08:57:52,434 INFO L226 Difference]: Without dead ends: 0 [2019-11-25 08:57:52,435 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 20 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=140, Invalid=459, Unknown=1, NotChecked=0, Total=600 [2019-11-25 08:57:52,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-25 08:57:52,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-25 08:57:52,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-25 08:57:52,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-25 08:57:52,436 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 20 [2019-11-25 08:57:52,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:57:52,436 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:57:52,436 INFO L463 AbstractCegarLoop]: Interpolant automaton has 18 states. [2019-11-25 08:57:52,436 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-25 08:57:52,436 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-25 08:57:52,636 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-11-25 08:57:52,640 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-25 08:57:52,839 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 58 [2019-11-25 08:57:53,078 WARN L192 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 82 [2019-11-25 08:57:53,304 WARN L192 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 67 [2019-11-25 08:57:53,307 INFO L444 ceAbstractionStarter]: For program point L27(lines 27 56) no Hoare annotation was computed. [2019-11-25 08:57:53,307 INFO L444 ceAbstractionStarter]: For program point L52(lines 52 53) no Hoare annotation was computed. [2019-11-25 08:57:53,307 INFO L444 ceAbstractionStarter]: For program point L52-2(lines 52 53) no Hoare annotation was computed. [2019-11-25 08:57:53,307 INFO L444 ceAbstractionStarter]: For program point L69-1(lines 69 73) no Hoare annotation was computed. [2019-11-25 08:57:53,308 INFO L440 ceAbstractionStarter]: At program point L69-2(lines 69 73) the Hoare annotation is: (and (exists ((ULTIMATE.start_round_double_~lsw~0 (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_6| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_6|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_6|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_6|)) (fp.neg (_ +zero 11 53))) (= ULTIMATE.start_round_double_~x (let ((.cse0 (concat ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_6|) ULTIMATE.start_round_double_~lsw~0))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0)))))) (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (and (= (bvadd (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|)) (_ bv20 32)) (_ bv4294966273 32)) ULTIMATE.start_round_double_~exponent_less_1023~0) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|)) (fp.neg (_ +zero 11 53))))) (= (_ bv0 32) ULTIMATE.start_round_double_~lsw~0) (exists ((ULTIMATE.start_round_double_~lsw~0 (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_6| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_6|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_6|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_6|)) (fp.neg (_ +zero 11 53))) (= (let ((.cse1 (concat ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_6|) ULTIMATE.start_round_double_~lsw~0))) (fp ((_ extract 63 63) .cse1) ((_ extract 62 52) .cse1) ((_ extract 51 0) .cse1))) |ULTIMATE.start_round_double_#res|))) (exists ((v_ULTIMATE.start_round_double_~msw~0_18 (_ BitVec 32))) (= ULTIMATE.start_round_double_~x (let ((.cse2 (concat (bvand (_ bv2147483648 32) v_ULTIMATE.start_round_double_~msw~0_18) (_ bv0 32)))) (fp ((_ extract 63 63) .cse2) ((_ extract 62 52) .cse2) ((_ extract 51 0) .cse2))))) (exists ((ULTIMATE.start_round_double_~lsw~0 (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_6| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_6|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_6|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_6|)) (fp.neg (_ +zero 11 53))) (= (let ((.cse3 (concat ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_6|) ULTIMATE.start_round_double_~lsw~0))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3))) ULTIMATE.start___signbit_double_~x))) (exists ((ULTIMATE.start_round_double_~lsw~0 (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_6| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_6|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_6|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_6|)) (fp.neg (_ +zero 11 53))) (= ULTIMATE.start_main_~res~0 (let ((.cse4 (concat ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_6|) ULTIMATE.start_round_double_~lsw~0))) (fp ((_ extract 63 63) .cse4) ((_ extract 62 52) .cse4) ((_ extract 51 0) .cse4)))))) |ULTIMATE.start_main_#t~short10| (fp.eq |ULTIMATE.start_round_double_#res| (fp.neg (_ +zero 11 53))) (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|) ULTIMATE.start_round_double_~msw~0) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|)) (fp.neg (_ +zero 11 53)))))) [2019-11-25 08:57:53,308 INFO L444 ceAbstractionStarter]: For program point L69-3(lines 69 73) no Hoare annotation was computed. [2019-11-25 08:57:53,308 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-25 08:57:53,308 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-25 08:57:53,308 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-25 08:57:53,308 INFO L444 ceAbstractionStarter]: For program point L28(lines 28 40) no Hoare annotation was computed. [2019-11-25 08:57:53,308 INFO L444 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2019-11-25 08:57:53,309 INFO L444 ceAbstractionStarter]: For program point L57(lines 57 62) no Hoare annotation was computed. [2019-11-25 08:57:53,309 INFO L444 ceAbstractionStarter]: For program point L57-1(lines 17 64) no Hoare annotation was computed. [2019-11-25 08:57:53,309 INFO L444 ceAbstractionStarter]: For program point L90-2(lines 90 93) no Hoare annotation was computed. [2019-11-25 08:57:53,309 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 91) no Hoare annotation was computed. [2019-11-25 08:57:53,309 INFO L444 ceAbstractionStarter]: For program point L57-2(lines 57 62) no Hoare annotation was computed. [2019-11-25 08:57:53,309 INFO L444 ceAbstractionStarter]: For program point L20-1(lines 20 25) no Hoare annotation was computed. [2019-11-25 08:57:53,309 INFO L440 ceAbstractionStarter]: At program point L20-2(lines 20 25) the Hoare annotation is: (= ULTIMATE.start_round_double_~x (fp.neg (_ +zero 11 53))) [2019-11-25 08:57:53,310 INFO L444 ceAbstractionStarter]: For program point L20-3(lines 20 25) no Hoare annotation was computed. [2019-11-25 08:57:53,310 INFO L444 ceAbstractionStarter]: For program point L49(lines 49 50) no Hoare annotation was computed. [2019-11-25 08:57:53,310 INFO L444 ceAbstractionStarter]: For program point L41(lines 41 56) no Hoare annotation was computed. [2019-11-25 08:57:53,310 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-25 08:57:53,310 INFO L447 ceAbstractionStarter]: At program point L95(lines 78 96) the Hoare annotation is: true [2019-11-25 08:57:53,310 INFO L444 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-11-25 08:57:53,311 INFO L440 ceAbstractionStarter]: At program point L75(lines 66 76) the Hoare annotation is: (and (exists ((ULTIMATE.start_round_double_~lsw~0 (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_6| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_6|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_6|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_6|)) (fp.neg (_ +zero 11 53))) (= ULTIMATE.start_round_double_~x (let ((.cse0 (concat ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_6|) ULTIMATE.start_round_double_~lsw~0))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0)))))) (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (and (= (bvadd (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|)) (_ bv20 32)) (_ bv4294966273 32)) ULTIMATE.start_round_double_~exponent_less_1023~0) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|)) (fp.neg (_ +zero 11 53))))) (= (_ bv0 32) ULTIMATE.start_round_double_~lsw~0) (exists ((ULTIMATE.start_round_double_~lsw~0 (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_6| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_6|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_6|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_6|)) (fp.neg (_ +zero 11 53))) (= (let ((.cse1 (concat ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_6|) ULTIMATE.start_round_double_~lsw~0))) (fp ((_ extract 63 63) .cse1) ((_ extract 62 52) .cse1) ((_ extract 51 0) .cse1))) |ULTIMATE.start_round_double_#res|))) (exists ((v_ULTIMATE.start_round_double_~msw~0_18 (_ BitVec 32))) (= ULTIMATE.start_round_double_~x (let ((.cse2 (concat (bvand (_ bv2147483648 32) v_ULTIMATE.start_round_double_~msw~0_18) (_ bv0 32)))) (fp ((_ extract 63 63) .cse2) ((_ extract 62 52) .cse2) ((_ extract 51 0) .cse2))))) (= (_ bv0 32) (bvadd |ULTIMATE.start___signbit_double_#res| (_ bv4294967295 32))) (exists ((ULTIMATE.start_round_double_~lsw~0 (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_6| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_6|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_6|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_6|)) (fp.neg (_ +zero 11 53))) (= (let ((.cse3 (concat ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_6|) ULTIMATE.start_round_double_~lsw~0))) (fp ((_ extract 63 63) .cse3) ((_ extract 62 52) .cse3) ((_ extract 51 0) .cse3))) ULTIMATE.start___signbit_double_~x))) (exists ((ULTIMATE.start_round_double_~lsw~0 (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_6| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_6|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_6|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_6|)) (fp.neg (_ +zero 11 53))) (= ULTIMATE.start_main_~res~0 (let ((.cse4 (concat ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_6|) ULTIMATE.start_round_double_~lsw~0))) (fp ((_ extract 63 63) .cse4) ((_ extract 62 52) .cse4) ((_ extract 51 0) .cse4)))))) |ULTIMATE.start_main_#t~short10| (fp.eq |ULTIMATE.start_round_double_#res| (fp.neg (_ +zero 11 53))) (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|) ULTIMATE.start_round_double_~msw~0) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|)) (fp.neg (_ +zero 11 53))))) (exists ((ULTIMATE.start_round_double_~lsw~0 (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_6| (_ BitVec 64)) (v_skolemized_v_prenex_3_3 (_ BitVec 64))) (and (= (fp ((_ extract 63 63) v_skolemized_v_prenex_3_3) ((_ extract 62 52) v_skolemized_v_prenex_3_3) ((_ extract 51 0) v_skolemized_v_prenex_3_3)) (let ((.cse5 (concat ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_6|) ULTIMATE.start_round_double_~lsw~0))) (fp ((_ extract 63 63) .cse5) ((_ extract 62 52) .cse5) ((_ extract 51 0) .cse5)))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_6|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_6|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_6|)) (fp.neg (_ +zero 11 53))) (= ULTIMATE.start___signbit_double_~msw~1 ((_ extract 63 32) v_skolemized_v_prenex_3_3))))) [2019-11-25 08:57:53,317 INFO L444 ceAbstractionStarter]: For program point L42(lines 42 45) no Hoare annotation was computed. [2019-11-25 08:57:53,317 INFO L440 ceAbstractionStarter]: At program point L63(lines 17 64) the Hoare annotation is: (and (exists ((ULTIMATE.start_round_double_~lsw~0 (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_6| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_6|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_6|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_6|)) (fp.neg (_ +zero 11 53))) (= ULTIMATE.start_round_double_~x (let ((.cse0 (concat ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_6|) ULTIMATE.start_round_double_~lsw~0))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0)))))) (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (and (= (bvadd (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|)) (_ bv20 32)) (_ bv4294966273 32)) ULTIMATE.start_round_double_~exponent_less_1023~0) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|)) (fp.neg (_ +zero 11 53))))) (= (_ bv0 32) ULTIMATE.start_round_double_~lsw~0) (exists ((ULTIMATE.start_round_double_~lsw~0 (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_6| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_6|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_6|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_6|)) (fp.neg (_ +zero 11 53))) (= (let ((.cse1 (concat ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_6|) ULTIMATE.start_round_double_~lsw~0))) (fp ((_ extract 63 63) .cse1) ((_ extract 62 52) .cse1) ((_ extract 51 0) .cse1))) |ULTIMATE.start_round_double_#res|))) (exists ((v_ULTIMATE.start_round_double_~msw~0_18 (_ BitVec 32))) (= ULTIMATE.start_round_double_~x (let ((.cse2 (concat (bvand (_ bv2147483648 32) v_ULTIMATE.start_round_double_~msw~0_18) (_ bv0 32)))) (fp ((_ extract 63 63) .cse2) ((_ extract 62 52) .cse2) ((_ extract 51 0) .cse2))))) (fp.eq |ULTIMATE.start_round_double_#res| (fp.neg (_ +zero 11 53))) (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|) ULTIMATE.start_round_double_~msw~0) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|)) (fp.neg (_ +zero 11 53)))))) [2019-11-25 08:57:53,317 INFO L444 ceAbstractionStarter]: For program point L30(lines 30 31) no Hoare annotation was computed. [2019-11-25 08:57:53,318 INFO L444 ceAbstractionStarter]: For program point L30-2(lines 30 31) no Hoare annotation was computed. [2019-11-25 08:57:53,318 INFO L444 ceAbstractionStarter]: For program point L35(lines 35 36) no Hoare annotation was computed. [2019-11-25 08:57:53,321 FATAL L? ?]: 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.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:209) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:446) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:135) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.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:106) 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:556) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.createInvariantResults(TraceAbstractionStarter.java:256) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:213) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) 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) [2019-11-25 08:57:53,326 INFO L168 Benchmark]: Toolchain (without parser) took 7736.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 956.4 MB in the beginning and 860.1 MB in the end (delta: 96.3 MB). Peak memory consumption was 256.2 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:53,327 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:57:53,328 INFO L168 Benchmark]: CACSL2BoogieTranslator took 378.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -193.6 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:53,328 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.49 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. [2019-11-25 08:57:53,329 INFO L168 Benchmark]: Boogie Preprocessor took 34.78 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. [2019-11-25 08:57:53,329 INFO L168 Benchmark]: RCFGBuilder took 467.93 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: 23.6 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:53,330 INFO L168 Benchmark]: TraceAbstraction took 6782.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 860.1 MB in the end (delta: 266.2 MB). Peak memory consumption was 266.2 MB. Max. memory is 11.5 GB. [2019-11-25 08:57:53,333 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 378.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -193.6 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 69.49 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. * Boogie Preprocessor took 34.78 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. * RCFGBuilder took 467.93 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: 23.6 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6782.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 860.1 MB in the end (delta: 266.2 MB). Peak memory consumption was 266.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 91]: 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.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:209) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...