./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label07_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9eb9b229-993e-4e7c-b104-8967d7bd77a0/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9eb9b229-993e-4e7c-b104-8967d7bd77a0/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9eb9b229-993e-4e7c-b104-8967d7bd77a0/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9eb9b229-993e-4e7c-b104-8967d7bd77a0/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label07_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9eb9b229-993e-4e7c-b104-8967d7bd77a0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9eb9b229-993e-4e7c-b104-8967d7bd77a0/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9aed91daf686837f7bc54e69e27260eed52fbd4d ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 10:24:38,185 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 10:24:38,186 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 10:24:38,194 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 10:24:38,194 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 10:24:38,195 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 10:24:38,196 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 10:24:38,197 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 10:24:38,198 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 10:24:38,198 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 10:24:38,199 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 10:24:38,199 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 10:24:38,200 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 10:24:38,200 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 10:24:38,201 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 10:24:38,201 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 10:24:38,202 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 10:24:38,203 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 10:24:38,204 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 10:24:38,205 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 10:24:38,206 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 10:24:38,207 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 10:24:38,209 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 10:24:38,209 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 10:24:38,209 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 10:24:38,210 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 10:24:38,210 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 10:24:38,211 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 10:24:38,212 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 10:24:38,212 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 10:24:38,212 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 10:24:38,213 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 10:24:38,213 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 10:24:38,213 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 10:24:38,214 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 10:24:38,214 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 10:24:38,214 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9eb9b229-993e-4e7c-b104-8967d7bd77a0/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 10:24:38,221 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 10:24:38,221 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 10:24:38,222 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 10:24:38,222 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 10:24:38,222 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 10:24:38,222 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 10:24:38,222 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 10:24:38,222 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 10:24:38,222 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 10:24:38,222 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 10:24:38,222 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 10:24:38,222 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 10:24:38,222 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 10:24:38,223 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 10:24:38,223 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 10:24:38,223 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 10:24:38,223 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 10:24:38,223 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 10:24:38,223 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 10:24:38,223 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 10:24:38,223 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 10:24:38,223 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 10:24:38,223 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 10:24:38,224 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 10:24:38,224 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 10:24:38,224 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 10:24:38,224 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 10:24:38,224 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 10:24:38,224 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 10:24:38,224 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 10:24:38,224 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 10:24:38,224 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 10:24:38,224 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 10:24:38,224 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 10:24:38,224 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 10:24:38,224 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 10:24:38,225 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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/working_dir_9eb9b229-993e-4e7c-b104-8967d7bd77a0/bin-2019/utaipan 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 -> Taipan 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 -> 9aed91daf686837f7bc54e69e27260eed52fbd4d [2018-12-09 10:24:38,242 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 10:24:38,251 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 10:24:38,254 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 10:24:38,255 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 10:24:38,255 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 10:24:38,256 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9eb9b229-993e-4e7c-b104-8967d7bd77a0/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem11_label07_true-unreach-call.c [2018-12-09 10:24:38,298 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9eb9b229-993e-4e7c-b104-8967d7bd77a0/bin-2019/utaipan/data/b0b326aa7/a4587ac3e2784b0bb6f692de3d519b31/FLAG31549d7a4 [2018-12-09 10:24:38,757 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 10:24:38,757 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9eb9b229-993e-4e7c-b104-8967d7bd77a0/sv-benchmarks/c/eca-rers2012/Problem11_label07_true-unreach-call.c [2018-12-09 10:24:38,765 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9eb9b229-993e-4e7c-b104-8967d7bd77a0/bin-2019/utaipan/data/b0b326aa7/a4587ac3e2784b0bb6f692de3d519b31/FLAG31549d7a4 [2018-12-09 10:24:39,274 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9eb9b229-993e-4e7c-b104-8967d7bd77a0/bin-2019/utaipan/data/b0b326aa7/a4587ac3e2784b0bb6f692de3d519b31 [2018-12-09 10:24:39,277 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 10:24:39,278 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 10:24:39,278 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 10:24:39,278 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 10:24:39,280 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 10:24:39,281 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 10:24:39" (1/1) ... [2018-12-09 10:24:39,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@343f3083 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:24:39, skipping insertion in model container [2018-12-09 10:24:39,283 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 10:24:39" (1/1) ... [2018-12-09 10:24:39,290 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 10:24:39,330 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 10:24:39,595 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 10:24:39,598 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 10:24:39,718 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 10:24:39,727 INFO L195 MainTranslator]: Completed translation [2018-12-09 10:24:39,727 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:24:39 WrapperNode [2018-12-09 10:24:39,728 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 10:24:39,728 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 10:24:39,728 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 10:24:39,728 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 10:24:39,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:24:39" (1/1) ... [2018-12-09 10:24:39,746 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:24:39" (1/1) ... [2018-12-09 10:24:39,751 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 10:24:39,751 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 10:24:39,752 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 10:24:39,752 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 10:24:39,758 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:24:39" (1/1) ... [2018-12-09 10:24:39,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:24:39" (1/1) ... [2018-12-09 10:24:39,761 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:24:39" (1/1) ... [2018-12-09 10:24:39,762 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:24:39" (1/1) ... [2018-12-09 10:24:39,783 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:24:39" (1/1) ... [2018-12-09 10:24:39,789 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:24:39" (1/1) ... [2018-12-09 10:24:39,794 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:24:39" (1/1) ... [2018-12-09 10:24:39,800 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 10:24:39,800 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 10:24:39,800 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 10:24:39,801 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 10:24:39,801 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:24:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9eb9b229-993e-4e7c-b104-8967d7bd77a0/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 10:24:39,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 10:24:39,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 10:24:39,841 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-09 10:24:39,841 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-09 10:24:39,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 10:24:39,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 10:24:39,841 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 10:24:39,841 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 10:24:40,758 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 10:24:40,758 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-09 10:24:40,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 10:24:40 BoogieIcfgContainer [2018-12-09 10:24:40,759 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 10:24:40,760 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 10:24:40,760 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 10:24:40,762 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 10:24:40,762 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 10:24:39" (1/3) ... [2018-12-09 10:24:40,762 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53d452dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 10:24:40, skipping insertion in model container [2018-12-09 10:24:40,762 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:24:39" (2/3) ... [2018-12-09 10:24:40,763 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53d452dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 10:24:40, skipping insertion in model container [2018-12-09 10:24:40,763 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 10:24:40" (3/3) ... [2018-12-09 10:24:40,764 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label07_true-unreach-call.c [2018-12-09 10:24:40,771 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 10:24:40,776 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 10:24:40,785 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 10:24:40,808 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 10:24:40,808 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 10:24:40,808 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 10:24:40,809 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 10:24:40,809 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 10:24:40,809 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 10:24:40,809 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 10:24:40,809 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 10:24:40,823 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states. [2018-12-09 10:24:40,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-09 10:24:40,827 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:24:40,827 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 10:24:40,828 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 10:24:40,832 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:24:40,832 INFO L82 PathProgramCache]: Analyzing trace with hash 1280127794, now seen corresponding path program 1 times [2018-12-09 10:24:40,833 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 10:24:40,864 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:24:40,864 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:24:40,864 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:24:40,864 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 10:24:40,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:24:41,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:24:41,011 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 10:24:41,011 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 10:24:41,011 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 10:24:41,016 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 10:24:41,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 10:24:41,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 10:24:41,030 INFO L87 Difference]: Start difference. First operand 292 states. Second operand 4 states. [2018-12-09 10:24:42,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:24:42,039 INFO L93 Difference]: Finished difference Result 981 states and 1757 transitions. [2018-12-09 10:24:42,040 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 10:24:42,041 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 29 [2018-12-09 10:24:42,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:24:42,059 INFO L225 Difference]: With dead ends: 981 [2018-12-09 10:24:42,060 INFO L226 Difference]: Without dead ends: 622 [2018-12-09 10:24:42,065 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 10:24:42,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 622 states. [2018-12-09 10:24:42,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 622 to 622. [2018-12-09 10:24:42,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 622 states. [2018-12-09 10:24:42,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 622 states and 880 transitions. [2018-12-09 10:24:42,110 INFO L78 Accepts]: Start accepts. Automaton has 622 states and 880 transitions. Word has length 29 [2018-12-09 10:24:42,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:24:42,111 INFO L480 AbstractCegarLoop]: Abstraction has 622 states and 880 transitions. [2018-12-09 10:24:42,111 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 10:24:42,111 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 880 transitions. [2018-12-09 10:24:42,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-09 10:24:42,113 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:24:42,113 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 10:24:42,113 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 10:24:42,113 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:24:42,113 INFO L82 PathProgramCache]: Analyzing trace with hash -1981199134, now seen corresponding path program 1 times [2018-12-09 10:24:42,114 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 10:24:42,114 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:24:42,114 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:24:42,114 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:24:42,114 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 10:24:42,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:24:42,227 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:24:42,227 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 10:24:42,227 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 10:24:42,228 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 10:24:42,228 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 10:24:42,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 10:24:42,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-12-09 10:24:42,229 INFO L87 Difference]: Start difference. First operand 622 states and 880 transitions. Second operand 6 states. [2018-12-09 10:24:43,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:24:43,267 INFO L93 Difference]: Finished difference Result 1837 states and 2643 transitions. [2018-12-09 10:24:43,268 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 10:24:43,268 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 109 [2018-12-09 10:24:43,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:24:43,273 INFO L225 Difference]: With dead ends: 1837 [2018-12-09 10:24:43,273 INFO L226 Difference]: Without dead ends: 1221 [2018-12-09 10:24:43,275 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-12-09 10:24:43,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1221 states. [2018-12-09 10:24:43,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1221 to 1210. [2018-12-09 10:24:43,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1210 states. [2018-12-09 10:24:43,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 1210 states and 1600 transitions. [2018-12-09 10:24:43,307 INFO L78 Accepts]: Start accepts. Automaton has 1210 states and 1600 transitions. Word has length 109 [2018-12-09 10:24:43,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:24:43,308 INFO L480 AbstractCegarLoop]: Abstraction has 1210 states and 1600 transitions. [2018-12-09 10:24:43,308 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 10:24:43,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 1600 transitions. [2018-12-09 10:24:43,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 10:24:43,311 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:24:43,311 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 10:24:43,312 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 10:24:43,312 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:24:43,312 INFO L82 PathProgramCache]: Analyzing trace with hash -1129088726, now seen corresponding path program 1 times [2018-12-09 10:24:43,312 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 10:24:43,313 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:24:43,313 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:24:43,313 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:24:43,313 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 10:24:43,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:24:43,474 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 17 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:24:43,474 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 10:24:43,474 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 10:24:43,475 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 161 with the following transitions: [2018-12-09 10:24:43,477 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [141], [143], [146], [154], [162], [170], [178], [186], [194], [202], [210], [218], [226], [234], [242], [250], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-09 10:24:43,508 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 10:24:43,508 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 10:24:44,053 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 10:24:44,054 INFO L272 AbstractInterpreter]: Visited 139 different actions 403 times. Merged at 4 different actions 7 times. Never widened. Performed 5617 root evaluator evaluations with a maximum evaluation depth of 9. Performed 5617 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 1 fixpoints after 1 different actions. Largest state had 28 variables. [2018-12-09 10:24:44,059 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:24:44,059 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 10:24:44,060 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 10:24:44,060 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9eb9b229-993e-4e7c-b104-8967d7bd77a0/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 10:24:44,069 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:24:44,069 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 10:24:44,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:24:44,124 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 10:24:44,168 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:24:44,169 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 10:24:44,207 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:24:44,222 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-09 10:24:44,223 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [8] total 9 [2018-12-09 10:24:44,223 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 10:24:44,223 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 10:24:44,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 10:24:44,224 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-12-09 10:24:44,224 INFO L87 Difference]: Start difference. First operand 1210 states and 1600 transitions. Second operand 3 states. [2018-12-09 10:24:44,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:24:44,844 INFO L93 Difference]: Finished difference Result 3206 states and 4334 transitions. [2018-12-09 10:24:44,844 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 10:24:44,844 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 160 [2018-12-09 10:24:44,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:24:44,852 INFO L225 Difference]: With dead ends: 3206 [2018-12-09 10:24:44,852 INFO L226 Difference]: Without dead ends: 2002 [2018-12-09 10:24:44,854 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 329 GetRequests, 320 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-12-09 10:24:44,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2002 states. [2018-12-09 10:24:44,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2002 to 1997. [2018-12-09 10:24:44,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1997 states. [2018-12-09 10:24:44,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1997 states to 1997 states and 2602 transitions. [2018-12-09 10:24:44,896 INFO L78 Accepts]: Start accepts. Automaton has 1997 states and 2602 transitions. Word has length 160 [2018-12-09 10:24:44,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:24:44,896 INFO L480 AbstractCegarLoop]: Abstraction has 1997 states and 2602 transitions. [2018-12-09 10:24:44,896 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 10:24:44,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1997 states and 2602 transitions. [2018-12-09 10:24:44,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-09 10:24:44,900 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:24:44,900 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 10:24:44,900 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 10:24:44,900 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:24:44,900 INFO L82 PathProgramCache]: Analyzing trace with hash -38341886, now seen corresponding path program 1 times [2018-12-09 10:24:44,900 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 10:24:44,901 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:24:44,901 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:24:44,901 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:24:44,901 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 10:24:44,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:24:45,026 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 44 proven. 68 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 10:24:45,027 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 10:24:45,027 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 10:24:45,027 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 182 with the following transitions: [2018-12-09 10:24:45,027 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [141], [143], [146], [154], [162], [170], [178], [186], [194], [202], [210], [218], [226], [234], [242], [250], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [506], [507], [511], [515], [519], [523], [527], [531], [535], [538], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-09 10:24:45,030 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 10:24:45,030 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 10:24:45,155 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 10:24:45,155 INFO L272 AbstractInterpreter]: Visited 85 different actions 85 times. Never merged. Never widened. Performed 946 root evaluator evaluations with a maximum evaluation depth of 14. Performed 946 inverse root evaluator evaluations with a maximum inverse evaluation depth of 14. Never found a fixpoint. Largest state had 28 variables. [2018-12-09 10:24:45,156 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:24:45,156 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 10:24:45,408 INFO L227 lantSequenceWeakener]: Weakened 172 states. On average, predicates are now at 73.17% of their original sizes. [2018-12-09 10:24:45,409 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 10:24:45,435 INFO L418 sIntCurrentIteration]: We unified 180 AI predicates to 180 [2018-12-09 10:24:45,435 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 10:24:45,435 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 10:24:45,435 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-12-09 10:24:45,435 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 10:24:45,436 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 10:24:45,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 10:24:45,436 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 10:24:45,436 INFO L87 Difference]: Start difference. First operand 1997 states and 2602 transitions. Second operand 6 states. [2018-12-09 10:25:14,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:25:14,106 INFO L93 Difference]: Finished difference Result 4178 states and 5414 transitions. [2018-12-09 10:25:14,106 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 10:25:14,106 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 181 [2018-12-09 10:25:14,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:25:14,111 INFO L225 Difference]: With dead ends: 4178 [2018-12-09 10:25:14,111 INFO L226 Difference]: Without dead ends: 2187 [2018-12-09 10:25:14,113 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 181 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-09 10:25:14,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2187 states. [2018-12-09 10:25:14,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2187 to 2186. [2018-12-09 10:25:14,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2186 states. [2018-12-09 10:25:14,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2186 states to 2186 states and 2800 transitions. [2018-12-09 10:25:14,139 INFO L78 Accepts]: Start accepts. Automaton has 2186 states and 2800 transitions. Word has length 181 [2018-12-09 10:25:14,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:25:14,140 INFO L480 AbstractCegarLoop]: Abstraction has 2186 states and 2800 transitions. [2018-12-09 10:25:14,140 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 10:25:14,140 INFO L276 IsEmpty]: Start isEmpty. Operand 2186 states and 2800 transitions. [2018-12-09 10:25:14,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-12-09 10:25:14,142 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:25:14,142 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 10:25:14,142 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 10:25:14,142 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:25:14,142 INFO L82 PathProgramCache]: Analyzing trace with hash -1146019864, now seen corresponding path program 1 times [2018-12-09 10:25:14,143 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 10:25:14,143 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:25:14,143 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:25:14,143 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:25:14,143 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 10:25:14,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:25:14,216 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-12-09 10:25:14,216 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 10:25:14,216 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 10:25:14,216 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 10:25:14,216 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 10:25:14,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 10:25:14,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 10:25:14,217 INFO L87 Difference]: Start difference. First operand 2186 states and 2800 transitions. Second operand 4 states. [2018-12-09 10:25:15,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:25:15,122 INFO L93 Difference]: Finished difference Result 7249 states and 9749 transitions. [2018-12-09 10:25:15,122 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 10:25:15,122 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 225 [2018-12-09 10:25:15,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:25:15,133 INFO L225 Difference]: With dead ends: 7249 [2018-12-09 10:25:15,134 INFO L226 Difference]: Without dead ends: 5258 [2018-12-09 10:25:15,137 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 10:25:15,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5258 states. [2018-12-09 10:25:15,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5258 to 4855. [2018-12-09 10:25:15,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4855 states. [2018-12-09 10:25:15,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4855 states to 4855 states and 6331 transitions. [2018-12-09 10:25:15,201 INFO L78 Accepts]: Start accepts. Automaton has 4855 states and 6331 transitions. Word has length 225 [2018-12-09 10:25:15,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:25:15,202 INFO L480 AbstractCegarLoop]: Abstraction has 4855 states and 6331 transitions. [2018-12-09 10:25:15,202 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 10:25:15,202 INFO L276 IsEmpty]: Start isEmpty. Operand 4855 states and 6331 transitions. [2018-12-09 10:25:15,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-12-09 10:25:15,207 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 10:25:15,207 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 10:25:15,207 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 10:25:15,207 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:25:15,207 INFO L82 PathProgramCache]: Analyzing trace with hash 324419331, now seen corresponding path program 1 times [2018-12-09 10:25:15,207 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 10:25:15,208 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:25:15,208 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:25:15,208 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 10:25:15,208 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 10:25:15,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:25:15,330 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 233 proven. 2 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-09 10:25:15,330 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 10:25:15,330 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 10:25:15,330 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 323 with the following transitions: [2018-12-09 10:25:15,331 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [141], [143], [146], [154], [162], [170], [178], [186], [194], [202], [210], [218], [226], [234], [242], [250], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [550], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [594], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-09 10:25:15,333 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 10:25:15,333 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 10:25:15,630 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 10:25:15,630 INFO L272 AbstractInterpreter]: Visited 126 different actions 369 times. Merged at 6 different actions 13 times. Never widened. Performed 4872 root evaluator evaluations with a maximum evaluation depth of 16. Performed 4872 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 3 fixpoints after 2 different actions. Largest state had 28 variables. [2018-12-09 10:25:15,633 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:25:15,633 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 10:25:15,633 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 10:25:15,633 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9eb9b229-993e-4e7c-b104-8967d7bd77a0/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 10:25:15,639 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 10:25:15,639 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 10:25:15,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:25:15,695 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 10:25:15,737 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 233 proven. 2 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-09 10:25:15,737 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 10:25:15,816 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 233 proven. 2 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-09 10:25:15,832 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 10:25:15,833 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 8 [2018-12-09 10:25:15,833 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 10:25:15,833 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 10:25:15,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 10:25:15,834 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2018-12-09 10:25:15,834 INFO L87 Difference]: Start difference. First operand 4855 states and 6331 transitions. Second operand 7 states. [2018-12-09 10:25:16,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 10:25:16,876 INFO L93 Difference]: Finished difference Result 9382 states and 12416 transitions. [2018-12-09 10:25:16,876 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 10:25:16,876 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 322 [2018-12-09 10:25:16,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 10:25:16,877 INFO L225 Difference]: With dead ends: 9382 [2018-12-09 10:25:16,877 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 10:25:16,885 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 653 GetRequests, 644 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2018-12-09 10:25:16,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 10:25:16,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 10:25:16,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 10:25:16,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 10:25:16,886 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 322 [2018-12-09 10:25:16,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 10:25:16,886 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 10:25:16,886 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 10:25:16,886 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 10:25:16,886 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 10:25:16,889 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 10:25:17,119 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 70 [2018-12-09 10:25:17,183 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 10:25:17,183 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a29~0 |old(~a29~0)|) (= ~a4~0 |old(~a4~0)|)) [2018-12-09 10:25:17,183 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 10:25:17,183 INFO L448 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2018-12-09 10:25:17,183 INFO L448 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2018-12-09 10:25:17,183 INFO L448 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2018-12-09 10:25:17,183 INFO L448 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,183 INFO L448 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,183 INFO L448 ceAbstractionStarter]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,183 INFO L448 ceAbstractionStarter]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,183 INFO L448 ceAbstractionStarter]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,183 INFO L448 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,183 INFO L448 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,183 INFO L448 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-12-09 10:25:17,183 INFO L448 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-12-09 10:25:17,183 INFO L448 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2018-12-09 10:25:17,183 INFO L448 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,183 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,184 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,184 INFO L448 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,184 INFO L448 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,184 INFO L448 ceAbstractionStarter]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,184 INFO L448 ceAbstractionStarter]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,184 INFO L448 ceAbstractionStarter]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,184 INFO L448 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,184 INFO L448 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2018-12-09 10:25:17,184 INFO L448 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2018-12-09 10:25:17,184 INFO L448 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2018-12-09 10:25:17,184 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,184 INFO L448 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,184 INFO L448 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,184 INFO L448 ceAbstractionStarter]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,184 INFO L448 ceAbstractionStarter]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,184 INFO L448 ceAbstractionStarter]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,184 INFO L448 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,184 INFO L448 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,184 INFO L448 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,184 INFO L448 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2018-12-09 10:25:17,184 INFO L448 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-12-09 10:25:17,184 INFO L448 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2018-12-09 10:25:17,184 INFO L448 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2018-12-09 10:25:17,184 INFO L448 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2018-12-09 10:25:17,185 INFO L448 ceAbstractionStarter]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2018-12-09 10:25:17,185 INFO L448 ceAbstractionStarter]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2018-12-09 10:25:17,185 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,185 INFO L448 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,185 INFO L448 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,185 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,185 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,185 INFO L448 ceAbstractionStarter]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,185 INFO L448 ceAbstractionStarter]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,185 INFO L448 ceAbstractionStarter]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,185 INFO L448 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,185 INFO L448 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,185 INFO L448 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2018-12-09 10:25:17,185 INFO L448 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2018-12-09 10:25:17,185 INFO L448 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2018-12-09 10:25:17,185 INFO L448 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,185 INFO L448 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,185 INFO L448 ceAbstractionStarter]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,185 INFO L448 ceAbstractionStarter]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,185 INFO L448 ceAbstractionStarter]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,185 INFO L448 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2018-12-09 10:25:17,185 INFO L448 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2018-12-09 10:25:17,185 INFO L448 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-12-09 10:25:17,186 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,186 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,186 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,186 INFO L448 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,186 INFO L448 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,186 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2018-12-09 10:25:17,186 INFO L448 ceAbstractionStarter]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2018-12-09 10:25:17,186 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,186 INFO L448 ceAbstractionStarter]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,186 INFO L448 ceAbstractionStarter]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,186 INFO L448 ceAbstractionStarter]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,186 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,186 INFO L448 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,186 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2018-12-09 10:25:17,186 INFO L448 ceAbstractionStarter]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2018-12-09 10:25:17,186 INFO L448 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,186 INFO L448 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,186 INFO L448 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-12-09 10:25:17,186 INFO L448 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2018-12-09 10:25:17,186 INFO L448 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2018-12-09 10:25:17,186 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,186 INFO L448 ceAbstractionStarter]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,186 INFO L448 ceAbstractionStarter]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,187 INFO L448 ceAbstractionStarter]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,187 INFO L448 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,187 INFO L448 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,187 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,187 INFO L448 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2018-12-09 10:25:17,187 INFO L448 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-12-09 10:25:17,187 INFO L448 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-12-09 10:25:17,187 INFO L448 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2018-12-09 10:25:17,187 INFO L448 ceAbstractionStarter]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2018-12-09 10:25:17,187 INFO L448 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2018-12-09 10:25:17,187 INFO L448 ceAbstractionStarter]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2018-12-09 10:25:17,187 INFO L448 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,187 INFO L448 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,187 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2018-12-09 10:25:17,187 INFO L448 ceAbstractionStarter]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2018-12-09 10:25:17,187 INFO L448 ceAbstractionStarter]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,187 INFO L448 ceAbstractionStarter]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,187 INFO L448 ceAbstractionStarter]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,187 INFO L448 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,187 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 22 1026) the Hoare annotation is: (let ((.cse1 (= ~a29~0 |old(~a29~0)|)) (.cse2 (= ~a4~0 |old(~a4~0)|))) (let ((.cse7 (= ~a25~0 13)) (.cse8 (not (= 13 |old(~a25~0)|))) (.cse5 (< 0 (+ ~a23~0 43))) (.cse6 (<= (+ |old(~a23~0)| 43) 0)) (.cse0 (not (= 12 ~a25~0))) (.cse3 (= 12 |old(~a25~0)|)) (.cse10 (and .cse1 .cse2)) (.cse9 (< 0 |old(~a4~0)|)) (.cse4 (not (= 1 |old(~a4~0)|)))) (and (or (and .cse0 .cse1 .cse2) .cse3 .cse4) (or (not (= 10 |old(~a25~0)|)) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (not (= 312 |old(~a23~0)|)) .cse4 (= |calculate_output_#in~input| 0) (not (= 130 |old(~a29~0)|)) (and (= ~a25~0 10) (= ~a23~0 312))) (or (and .cse1 .cse5 .cse2) .cse4 .cse6) (or .cse7 .cse4 .cse8) (or .cse7 .cse8 .cse9) (or .cse5 .cse6 .cse9) (or .cse0 .cse3 .cse9) (or .cse4 (< 130 |old(~a29~0)|) .cse10) (or .cse10 .cse9) (or (< |old(~a23~0)| 312) .cse4 (<= 312 ~a23~0))))) [2018-12-09 10:25:17,188 INFO L448 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,188 INFO L448 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-12-09 10:25:17,188 INFO L448 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-12-09 10:25:17,188 INFO L448 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2018-12-09 10:25:17,188 INFO L448 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,188 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,188 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,188 INFO L448 ceAbstractionStarter]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,188 INFO L448 ceAbstractionStarter]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,188 INFO L448 ceAbstractionStarter]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,188 INFO L448 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2018-12-09 10:25:17,188 INFO L448 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2018-12-09 10:25:17,188 INFO L448 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-12-09 10:25:17,188 INFO L448 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,188 INFO L448 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,188 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,188 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,188 INFO L448 ceAbstractionStarter]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,188 INFO L448 ceAbstractionStarter]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,188 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,188 INFO L448 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,188 INFO L448 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2018-12-09 10:25:17,188 INFO L448 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2018-12-09 10:25:17,188 INFO L448 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2018-12-09 10:25:17,189 INFO L448 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,189 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,189 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,189 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,189 INFO L448 ceAbstractionStarter]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,189 INFO L448 ceAbstractionStarter]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,189 INFO L448 ceAbstractionStarter]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,189 INFO L448 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,189 INFO L448 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,189 INFO L448 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,189 INFO L448 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,189 INFO L448 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2018-12-09 10:25:17,189 INFO L448 ceAbstractionStarter]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2018-12-09 10:25:17,189 INFO L448 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-12-09 10:25:17,189 INFO L448 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-12-09 10:25:17,189 INFO L448 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2018-12-09 10:25:17,189 INFO L448 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,189 INFO L448 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,189 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,189 INFO L448 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,189 INFO L448 ceAbstractionStarter]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,189 INFO L448 ceAbstractionStarter]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,189 INFO L448 ceAbstractionStarter]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,189 INFO L448 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2018-12-09 10:25:17,189 INFO L448 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2018-12-09 10:25:17,189 INFO L448 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-12-09 10:25:17,190 INFO L448 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,190 INFO L448 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,190 INFO L448 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,190 INFO L448 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2018-12-09 10:25:17,190 INFO L448 ceAbstractionStarter]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2018-12-09 10:25:17,190 INFO L448 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,190 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 75) no Hoare annotation was computed. [2018-12-09 10:25:17,190 INFO L448 ceAbstractionStarter]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,190 INFO L448 ceAbstractionStarter]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,190 INFO L448 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,190 INFO L448 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,190 INFO L448 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2018-12-09 10:25:17,190 INFO L448 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2018-12-09 10:25:17,190 INFO L448 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,190 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,190 INFO L448 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2018-12-09 10:25:17,190 INFO L448 ceAbstractionStarter]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2018-12-09 10:25:17,190 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,190 INFO L448 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,190 INFO L448 ceAbstractionStarter]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,190 INFO L448 ceAbstractionStarter]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,190 INFO L448 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,190 INFO L448 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,190 INFO L448 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2018-12-09 10:25:17,191 INFO L448 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2018-12-09 10:25:17,191 INFO L448 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2018-12-09 10:25:17,191 INFO L448 ceAbstractionStarter]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2018-12-09 10:25:17,191 INFO L448 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,191 INFO L448 ceAbstractionStarter]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,191 INFO L448 ceAbstractionStarter]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,191 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,191 INFO L448 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,191 INFO L448 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,191 INFO L448 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,191 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,191 INFO L448 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-12-09 10:25:17,191 INFO L448 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2018-12-09 10:25:17,191 INFO L448 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2018-12-09 10:25:17,191 INFO L448 ceAbstractionStarter]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2018-12-09 10:25:17,191 INFO L448 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2018-12-09 10:25:17,191 INFO L448 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2018-12-09 10:25:17,191 INFO L448 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,191 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,191 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,191 INFO L448 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,191 INFO L448 ceAbstractionStarter]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,191 INFO L448 ceAbstractionStarter]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,191 INFO L448 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,191 INFO L448 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2018-12-09 10:25:17,191 INFO L448 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2018-12-09 10:25:17,192 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,192 INFO L448 ceAbstractionStarter]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,192 INFO L448 ceAbstractionStarter]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,192 INFO L448 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,192 INFO L448 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,192 INFO L448 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,192 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,192 INFO L448 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-12-09 10:25:17,192 INFO L448 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-12-09 10:25:17,192 INFO L448 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,192 INFO L448 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,192 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,192 INFO L448 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,192 INFO L448 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,192 INFO L448 ceAbstractionStarter]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,192 INFO L448 ceAbstractionStarter]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,192 INFO L448 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2018-12-09 10:25:17,192 INFO L448 ceAbstractionStarter]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,192 INFO L448 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,192 INFO L448 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,192 INFO L448 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-12-09 10:25:17,192 INFO L448 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-12-09 10:25:17,192 INFO L448 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2018-12-09 10:25:17,192 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,192 INFO L448 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2018-12-09 10:25:17,193 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,193 INFO L448 ceAbstractionStarter]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2018-12-09 10:25:17,193 INFO L448 ceAbstractionStarter]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,193 INFO L448 ceAbstractionStarter]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,193 INFO L448 ceAbstractionStarter]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,193 INFO L448 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,193 INFO L448 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,193 INFO L448 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,193 INFO L448 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2018-12-09 10:25:17,193 INFO L448 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2018-12-09 10:25:17,193 INFO L448 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-12-09 10:25:17,193 INFO L448 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,193 INFO L448 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,193 INFO L448 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,193 INFO L448 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,193 INFO L448 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,193 INFO L448 ceAbstractionStarter]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,193 INFO L448 ceAbstractionStarter]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,193 INFO L448 ceAbstractionStarter]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,193 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,193 INFO L448 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,193 INFO L448 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-12-09 10:25:17,193 INFO L448 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2018-12-09 10:25:17,193 INFO L448 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2018-12-09 10:25:17,194 INFO L448 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,194 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2018-12-09 10:25:17,194 INFO L448 ceAbstractionStarter]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2018-12-09 10:25:17,194 INFO L448 ceAbstractionStarter]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,194 INFO L448 ceAbstractionStarter]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,194 INFO L448 ceAbstractionStarter]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,194 INFO L448 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,194 INFO L448 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,194 INFO L448 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,194 INFO L448 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2018-12-09 10:25:17,194 INFO L448 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2018-12-09 10:25:17,194 INFO L448 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2018-12-09 10:25:17,194 INFO L448 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,194 INFO L448 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,194 INFO L448 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,194 INFO L448 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,194 INFO L448 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2018-12-09 10:25:17,194 INFO L448 ceAbstractionStarter]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2018-12-09 10:25:17,194 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,194 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,194 INFO L448 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2018-12-09 10:25:17,194 INFO L448 ceAbstractionStarter]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,194 INFO L448 ceAbstractionStarter]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,194 INFO L448 ceAbstractionStarter]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 10:25:17,194 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 10:25:17,195 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a23~0 312) (= ~a8~0 15) (= ~a29~0 130) (= 1 ~a4~0) (= ~a25~0 10) (= ~a3~0 1)) [2018-12-09 10:25:17,195 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 10:25:17,195 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 10:25:17,195 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1028 1044) the Hoare annotation is: (or (not (= 10 |old(~a25~0)|)) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (not (= 312 |old(~a23~0)|)) (not (= 1 |old(~a4~0)|)) (not (= 130 |old(~a29~0)|)) (and (= ~a23~0 312) (= ~a29~0 |old(~a29~0)|) (= ~a25~0 10) (= ~a4~0 |old(~a4~0)|))) [2018-12-09 10:25:17,195 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1028 1044) no Hoare annotation was computed. [2018-12-09 10:25:17,195 INFO L444 ceAbstractionStarter]: At program point L1042(line 1042) the Hoare annotation is: (let ((.cse0 (= 1 ~a4~0))) (or (and (<= ~a29~0 130) .cse0) (not (= 10 |old(~a25~0)|)) (<= ~a4~0 0) (and (not (= 12 ~a25~0)) .cse0) (and (< 0 (+ ~a23~0 43)) .cse0) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (not (= 312 |old(~a23~0)|)) (not (= 1 |old(~a4~0)|)) (not (= 130 |old(~a29~0)|)))) [2018-12-09 10:25:17,195 INFO L448 ceAbstractionStarter]: For program point L1042-1(line 1042) no Hoare annotation was computed. [2018-12-09 10:25:17,195 INFO L448 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2018-12-09 10:25:17,195 INFO L444 ceAbstractionStarter]: At program point L1034-2(lines 1034 1043) the Hoare annotation is: (let ((.cse0 (= 1 ~a4~0))) (or (and (<= ~a29~0 130) .cse0) (not (= 10 |old(~a25~0)|)) (<= ~a4~0 0) (and (not (= 12 ~a25~0)) .cse0) (and (< 0 (+ ~a23~0 43)) .cse0) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (not (= 312 |old(~a23~0)|)) (not (= 1 |old(~a4~0)|)) (not (= 130 |old(~a29~0)|)))) [2018-12-09 10:25:17,195 INFO L448 ceAbstractionStarter]: For program point L1034-3(lines 1028 1044) no Hoare annotation was computed. [2018-12-09 10:25:17,201 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 10:25:17 BoogieIcfgContainer [2018-12-09 10:25:17,201 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 10:25:17,201 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 10:25:17,201 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 10:25:17,201 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 10:25:17,202 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 10:24:40" (3/4) ... [2018-12-09 10:25:17,204 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 10:25:17,207 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 10:25:17,207 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-09 10:25:17,207 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 10:25:17,215 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-09 10:25:17,215 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-09 10:25:17,233 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((a29 <= 130 && 1 == a4) || !(10 == \old(a25))) || a4 <= 0) || (!(12 == a25) && 1 == a4)) || (0 < a23 + 43 && 1 == a4)) || !(15 == a8)) || !(1 == a3)) || !(312 == \old(a23))) || !(1 == \old(a4))) || !(130 == \old(a29)) [2018-12-09 10:25:17,295 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9eb9b229-993e-4e7c-b104-8967d7bd77a0/bin-2019/utaipan/witness.graphml [2018-12-09 10:25:17,295 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 10:25:17,296 INFO L168 Benchmark]: Toolchain (without parser) took 38018.85 ms. Allocated memory was 1.0 GB in the beginning and 5.0 GB in the end (delta: 4.0 GB). Free memory was 947.0 MB in the beginning and 3.8 GB in the end (delta: -2.9 GB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. [2018-12-09 10:25:17,296 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 10:25:17,296 INFO L168 Benchmark]: CACSL2BoogieTranslator took 449.65 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.8 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -141.9 MB). Peak memory consumption was 58.6 MB. Max. memory is 11.5 GB. [2018-12-09 10:25:17,297 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.18 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 10:25:17,297 INFO L168 Benchmark]: Boogie Preprocessor took 48.69 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-12-09 10:25:17,297 INFO L168 Benchmark]: RCFGBuilder took 958.75 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 913.0 MB in the end (delta: 167.8 MB). Peak memory consumption was 167.8 MB. Max. memory is 11.5 GB. [2018-12-09 10:25:17,297 INFO L168 Benchmark]: TraceAbstraction took 36441.21 ms. Allocated memory was 1.1 GB in the beginning and 5.0 GB in the end (delta: 3.8 GB). Free memory was 913.0 MB in the beginning and 3.9 GB in the end (delta: -3.0 GB). Peak memory consumption was 853.9 MB. Max. memory is 11.5 GB. [2018-12-09 10:25:17,297 INFO L168 Benchmark]: Witness Printer took 94.16 ms. Allocated memory is still 5.0 GB. Free memory was 3.9 GB in the beginning and 3.8 GB in the end (delta: 80.8 MB). Peak memory consumption was 80.8 MB. Max. memory is 11.5 GB. [2018-12-09 10:25:17,298 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 449.65 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.8 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -141.9 MB). Peak memory consumption was 58.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 23.18 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 48.69 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 958.75 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 913.0 MB in the end (delta: 167.8 MB). Peak memory consumption was 167.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 36441.21 ms. Allocated memory was 1.1 GB in the beginning and 5.0 GB in the end (delta: 3.8 GB). Free memory was 913.0 MB in the beginning and 3.9 GB in the end (delta: -3.0 GB). Peak memory consumption was 853.9 MB. Max. memory is 11.5 GB. * Witness Printer took 94.16 ms. Allocated memory is still 5.0 GB. Free memory was 3.9 GB in the beginning and 3.8 GB in the end (delta: 80.8 MB). Peak memory consumption was 80.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 75]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1034]: Loop Invariant Derived loop invariant: (((((((((a29 <= 130 && 1 == a4) || !(10 == \old(a25))) || a4 <= 0) || (!(12 == a25) && 1 == a4)) || (0 < a23 + 43 && 1 == a4)) || !(15 == a8)) || !(1 == a3)) || !(312 == \old(a23))) || !(1 == \old(a4))) || !(130 == \old(a29)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 292 locations, 1 error locations. SAFE Result, 36.3s OverallTime, 6 OverallIterations, 4 TraceHistogramMax, 33.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 985 SDtfs, 2564 SDslu, 493 SDs, 0 SdLazy, 5602 SolverSat, 970 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 30.3s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 1182 GetRequests, 1150 SyntacticMatches, 3 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4855occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 1.0s AbstIntTime, 3 AbstIntIterations, 1 AbstIntStrong, 0.9973668091168092 AbsIntWeakeningRatio, 0.15555555555555556 AbsIntAvgWeakeningVarsNumRemoved, 18.016666666666666 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 420 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 94 PreInvPairs, 162 NumberOfFragments, 339 HoareAnnotationTreeSize, 94 FomulaSimplifications, 977 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 691 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 1508 NumberOfCodeBlocks, 1508 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1980 ConstructedInterpolants, 0 QuantifiedInterpolants, 1181609 SizeOfPredicates, 2 NumberOfNonLiveVariables, 891 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 10 InterpolantComputations, 5 PerfectInterpolantSequences, 1227/1306 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...