./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label36_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_02adaebc-bcae-46be-9dd3-ff1687527e7c/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_02adaebc-bcae-46be-9dd3-ff1687527e7c/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_02adaebc-bcae-46be-9dd3-ff1687527e7c/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_02adaebc-bcae-46be-9dd3-ff1687527e7c/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label36_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_02adaebc-bcae-46be-9dd3-ff1687527e7c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_02adaebc-bcae-46be-9dd3-ff1687527e7c/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 cb2c7a8caddb0ebb22f761a704d9e7400601b9af ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 11:01:47,547 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 11:01:47,548 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 11:01:47,555 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 11:01:47,555 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 11:01:47,556 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 11:01:47,556 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 11:01:47,557 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 11:01:47,559 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 11:01:47,559 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 11:01:47,560 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 11:01:47,560 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 11:01:47,561 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 11:01:47,561 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 11:01:47,562 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 11:01:47,563 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 11:01:47,564 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 11:01:47,565 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 11:01:47,566 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 11:01:47,567 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 11:01:47,568 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 11:01:47,569 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 11:01:47,571 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 11:01:47,571 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 11:01:47,571 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 11:01:47,572 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 11:01:47,573 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 11:01:47,573 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 11:01:47,574 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 11:01:47,575 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 11:01:47,575 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 11:01:47,576 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 11:01:47,576 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 11:01:47,576 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 11:01:47,577 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 11:01:47,577 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 11:01:47,577 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_02adaebc-bcae-46be-9dd3-ff1687527e7c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 11:01:47,588 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 11:01:47,588 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 11:01:47,588 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 11:01:47,588 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 11:01:47,589 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 11:01:47,589 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 11:01:47,589 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 11:01:47,589 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 11:01:47,589 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 11:01:47,589 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 11:01:47,589 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 11:01:47,589 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 11:01:47,589 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 11:01:47,590 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 11:01:47,590 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 11:01:47,590 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 11:01:47,590 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 11:01:47,591 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 11:01:47,591 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 11:01:47,592 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 11:01:47,592 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 11:01:47,592 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 11:01:47,592 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 11:01:47,592 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 11:01:47,592 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 11:01:47,592 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 11:01:47,592 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 11:01:47,592 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 11:01:47,592 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 11:01:47,592 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 11:01:47,593 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 11:01:47,593 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 11:01:47,593 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 11:01:47,593 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 11:01:47,593 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 11:01:47,593 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 11:01:47,593 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 11:01:47,593 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_02adaebc-bcae-46be-9dd3-ff1687527e7c/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 -> cb2c7a8caddb0ebb22f761a704d9e7400601b9af [2018-11-18 11:01:47,616 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 11:01:47,624 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 11:01:47,626 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 11:01:47,626 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 11:01:47,627 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 11:01:47,627 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_02adaebc-bcae-46be-9dd3-ff1687527e7c/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem10_label36_true-unreach-call.c [2018-11-18 11:01:47,663 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_02adaebc-bcae-46be-9dd3-ff1687527e7c/bin-2019/utaipan/data/4ec516fbf/f0a1d068fb0044f1b0e78aa380bdcc2a/FLAGc296969d5 [2018-11-18 11:01:48,054 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 11:01:48,055 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_02adaebc-bcae-46be-9dd3-ff1687527e7c/sv-benchmarks/c/eca-rers2012/Problem10_label36_true-unreach-call.c [2018-11-18 11:01:48,064 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_02adaebc-bcae-46be-9dd3-ff1687527e7c/bin-2019/utaipan/data/4ec516fbf/f0a1d068fb0044f1b0e78aa380bdcc2a/FLAGc296969d5 [2018-11-18 11:01:48,430 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_02adaebc-bcae-46be-9dd3-ff1687527e7c/bin-2019/utaipan/data/4ec516fbf/f0a1d068fb0044f1b0e78aa380bdcc2a [2018-11-18 11:01:48,432 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 11:01:48,433 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 11:01:48,433 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 11:01:48,433 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 11:01:48,435 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 11:01:48,436 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:01:48" (1/1) ... [2018-11-18 11:01:48,438 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77140a37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:01:48, skipping insertion in model container [2018-11-18 11:01:48,438 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:01:48" (1/1) ... [2018-11-18 11:01:48,444 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 11:01:48,477 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 11:01:48,713 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:01:48,716 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 11:01:48,787 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:01:48,797 INFO L195 MainTranslator]: Completed translation [2018-11-18 11:01:48,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:01:48 WrapperNode [2018-11-18 11:01:48,797 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 11:01:48,798 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 11:01:48,798 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 11:01:48,798 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 11:01:48,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:01:48" (1/1) ... [2018-11-18 11:01:48,864 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:01:48" (1/1) ... [2018-11-18 11:01:48,869 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 11:01:48,869 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 11:01:48,869 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 11:01:48,869 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 11:01:48,875 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:01:48" (1/1) ... [2018-11-18 11:01:48,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:01:48" (1/1) ... [2018-11-18 11:01:48,878 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:01:48" (1/1) ... [2018-11-18 11:01:48,878 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:01:48" (1/1) ... [2018-11-18 11:01:48,900 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:01:48" (1/1) ... [2018-11-18 11:01:48,909 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:01:48" (1/1) ... [2018-11-18 11:01:48,914 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:01:48" (1/1) ... [2018-11-18 11:01:48,920 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 11:01:48,920 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 11:01:48,920 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 11:01:48,920 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 11:01:48,921 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:01:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_02adaebc-bcae-46be-9dd3-ff1687527e7c/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 [2018-11-18 11:01:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 11:01:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 11:01:48,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 11:01:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-18 11:01:48,969 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-18 11:01:48,970 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 11:01:48,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 11:01:48,970 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 11:01:48,970 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 11:01:49,738 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 11:01:49,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:01:49 BoogieIcfgContainer [2018-11-18 11:01:49,739 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 11:01:49,740 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 11:01:49,740 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 11:01:49,741 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 11:01:49,742 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 11:01:48" (1/3) ... [2018-11-18 11:01:49,742 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2dcaefd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 11:01:49, skipping insertion in model container [2018-11-18 11:01:49,742 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:01:48" (2/3) ... [2018-11-18 11:01:49,742 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2dcaefd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 11:01:49, skipping insertion in model container [2018-11-18 11:01:49,743 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:01:49" (3/3) ... [2018-11-18 11:01:49,744 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label36_true-unreach-call.c [2018-11-18 11:01:49,750 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 11:01:49,755 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 11:01:49,764 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 11:01:49,787 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 11:01:49,787 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 11:01:49,787 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 11:01:49,787 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 11:01:49,787 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 11:01:49,788 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 11:01:49,788 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 11:01:49,788 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 11:01:49,805 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states. [2018-11-18 11:01:49,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 11:01:49,810 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:01:49,810 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:01:49,812 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:01:49,816 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:01:49,816 INFO L82 PathProgramCache]: Analyzing trace with hash -7982076, now seen corresponding path program 1 times [2018-11-18 11:01:49,817 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 11:01:49,847 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:01:49,847 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:01:49,847 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:01:49,847 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 11:01:49,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:01:50,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:01:50,021 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:01:50,021 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 11:01:50,021 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 11:01:50,026 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 11:01:50,034 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 11:01:50,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 11:01:50,036 INFO L87 Difference]: Start difference. First operand 216 states. Second operand 3 states. [2018-11-18 11:01:50,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:01:50,670 INFO L93 Difference]: Finished difference Result 574 states and 992 transitions. [2018-11-18 11:01:50,670 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 11:01:50,671 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2018-11-18 11:01:50,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:01:50,683 INFO L225 Difference]: With dead ends: 574 [2018-11-18 11:01:50,683 INFO L226 Difference]: Without dead ends: 356 [2018-11-18 11:01:50,688 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 11:01:50,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2018-11-18 11:01:50,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 356. [2018-11-18 11:01:50,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-11-18 11:01:50,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 609 transitions. [2018-11-18 11:01:50,732 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 609 transitions. Word has length 46 [2018-11-18 11:01:50,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:01:50,733 INFO L480 AbstractCegarLoop]: Abstraction has 356 states and 609 transitions. [2018-11-18 11:01:50,733 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 11:01:50,733 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 609 transitions. [2018-11-18 11:01:50,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-18 11:01:50,737 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:01:50,738 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:01:50,738 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:01:50,738 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:01:50,739 INFO L82 PathProgramCache]: Analyzing trace with hash -443611109, now seen corresponding path program 1 times [2018-11-18 11:01:50,739 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 11:01:50,740 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:01:50,740 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:01:50,740 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:01:50,740 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 11:01:50,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:01:50,875 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:01:50,876 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:01:50,876 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 11:01:50,876 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 11:01:50,877 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 11:01:50,878 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 11:01:50,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 11:01:50,878 INFO L87 Difference]: Start difference. First operand 356 states and 609 transitions. Second operand 5 states. [2018-11-18 11:01:51,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:01:51,727 INFO L93 Difference]: Finished difference Result 1288 states and 2312 transitions. [2018-11-18 11:01:51,728 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 11:01:51,728 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 129 [2018-11-18 11:01:51,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:01:51,734 INFO L225 Difference]: With dead ends: 1288 [2018-11-18 11:01:51,734 INFO L226 Difference]: Without dead ends: 938 [2018-11-18 11:01:51,737 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-18 11:01:51,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 938 states. [2018-11-18 11:01:51,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 938 to 923. [2018-11-18 11:01:51,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 923 states. [2018-11-18 11:01:51,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 923 states and 1440 transitions. [2018-11-18 11:01:51,774 INFO L78 Accepts]: Start accepts. Automaton has 923 states and 1440 transitions. Word has length 129 [2018-11-18 11:01:51,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:01:51,775 INFO L480 AbstractCegarLoop]: Abstraction has 923 states and 1440 transitions. [2018-11-18 11:01:51,775 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 11:01:51,775 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1440 transitions. [2018-11-18 11:01:51,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-18 11:01:51,778 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:01:51,779 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 11:01:51,779 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:01:51,779 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:01:51,779 INFO L82 PathProgramCache]: Analyzing trace with hash -205231877, now seen corresponding path program 1 times [2018-11-18 11:01:51,779 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 11:01:51,780 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:01:51,780 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:01:51,780 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:01:51,781 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 11:01:51,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:01:51,923 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:01:51,923 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:01:51,923 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 11:01:51,923 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 11:01:51,924 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 11:01:51,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 11:01:51,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 11:01:51,924 INFO L87 Difference]: Start difference. First operand 923 states and 1440 transitions. Second operand 6 states. [2018-11-18 11:01:52,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:01:52,666 INFO L93 Difference]: Finished difference Result 2531 states and 4077 transitions. [2018-11-18 11:01:52,667 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 11:01:52,667 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 145 [2018-11-18 11:01:52,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:01:52,673 INFO L225 Difference]: With dead ends: 2531 [2018-11-18 11:01:52,674 INFO L226 Difference]: Without dead ends: 1614 [2018-11-18 11:01:52,677 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-18 11:01:52,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1614 states. [2018-11-18 11:01:52,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1614 to 1583. [2018-11-18 11:01:52,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1583 states. [2018-11-18 11:01:52,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 1583 states and 2316 transitions. [2018-11-18 11:01:52,706 INFO L78 Accepts]: Start accepts. Automaton has 1583 states and 2316 transitions. Word has length 145 [2018-11-18 11:01:52,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:01:52,707 INFO L480 AbstractCegarLoop]: Abstraction has 1583 states and 2316 transitions. [2018-11-18 11:01:52,707 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 11:01:52,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1583 states and 2316 transitions. [2018-11-18 11:01:52,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-18 11:01:52,710 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:01:52,710 INFO L375 BasicCegarLoop]: trace histogram [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, 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] [2018-11-18 11:01:52,710 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:01:52,710 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:01:52,710 INFO L82 PathProgramCache]: Analyzing trace with hash 1849309771, now seen corresponding path program 1 times [2018-11-18 11:01:52,710 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 11:01:52,711 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:01:52,711 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:01:52,711 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:01:52,711 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 11:01:52,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:01:52,855 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:01:52,855 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 11:01:52,855 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 11:01:52,856 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 11:01:52,856 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 11:01:52,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 11:01:52,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 11:01:52,856 INFO L87 Difference]: Start difference. First operand 1583 states and 2316 transitions. Second operand 6 states. [2018-11-18 11:01:53,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:01:53,367 INFO L93 Difference]: Finished difference Result 3500 states and 5310 transitions. [2018-11-18 11:01:53,368 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 11:01:53,368 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 169 [2018-11-18 11:01:53,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:01:53,375 INFO L225 Difference]: With dead ends: 3500 [2018-11-18 11:01:53,375 INFO L226 Difference]: Without dead ends: 1923 [2018-11-18 11:01:53,378 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-18 11:01:53,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1923 states. [2018-11-18 11:01:53,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1923 to 1882. [2018-11-18 11:01:53,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1882 states. [2018-11-18 11:01:53,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1882 states to 1882 states and 2674 transitions. [2018-11-18 11:01:53,413 INFO L78 Accepts]: Start accepts. Automaton has 1882 states and 2674 transitions. Word has length 169 [2018-11-18 11:01:53,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:01:53,414 INFO L480 AbstractCegarLoop]: Abstraction has 1882 states and 2674 transitions. [2018-11-18 11:01:53,414 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 11:01:53,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1882 states and 2674 transitions. [2018-11-18 11:01:53,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 11:01:53,417 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 11:01:53,417 INFO L375 BasicCegarLoop]: trace histogram [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, 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] [2018-11-18 11:01:53,418 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 11:01:53,418 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:01:53,418 INFO L82 PathProgramCache]: Analyzing trace with hash 1437431884, now seen corresponding path program 1 times [2018-11-18 11:01:53,418 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 11:01:53,418 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:01:53,419 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:01:53,419 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 11:01:53,419 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 11:01:53,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:01:53,524 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 147 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:01:53,524 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 11:01:53,524 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 11:01:53,525 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 201 with the following transitions: [2018-11-18 11:01:53,526 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [269], [271], [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], [498], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [546], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-11-18 11:01:53,555 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 11:01:53,555 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 11:01:54,097 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-18 11:01:54,098 INFO L272 AbstractInterpreter]: Visited 92 different actions 352 times. Merged at 7 different actions 20 times. Never widened. Performed 3355 root evaluator evaluations with a maximum evaluation depth of 16. Performed 3355 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 4 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-18 11:01:54,114 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:01:54,115 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-18 11:01:54,115 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 11:01:54,116 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_02adaebc-bcae-46be-9dd3-ff1687527e7c/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 [2018-11-18 11:01:54,141 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 11:01:54,141 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-18 11:01:54,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:01:54,188 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 11:01:54,249 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 147 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:01:54,250 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 11:01:54,338 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 147 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:01:54,354 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-18 11:01:54,355 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-11-18 11:01:54,355 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-18 11:01:54,355 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 11:01:54,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 11:01:54,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-11-18 11:01:54,356 INFO L87 Difference]: Start difference. First operand 1882 states and 2674 transitions. Second operand 9 states. [2018-11-18 11:01:55,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 11:01:55,877 INFO L93 Difference]: Finished difference Result 5479 states and 8942 transitions. [2018-11-18 11:01:55,877 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-18 11:01:55,877 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 200 [2018-11-18 11:01:55,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 11:01:55,878 INFO L225 Difference]: With dead ends: 5479 [2018-11-18 11:01:55,878 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 11:01:55,903 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 422 GetRequests, 403 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=128, Invalid=252, Unknown=0, NotChecked=0, Total=380 [2018-11-18 11:01:55,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 11:01:55,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 11:01:55,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 11:01:55,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 11:01:55,904 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 200 [2018-11-18 11:01:55,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 11:01:55,904 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 11:01:55,904 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 11:01:55,904 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 11:01:55,904 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 11:01:55,908 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 11:01:55,964 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:01:55,966 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:01:55,972 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:01:55,989 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:01:55,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:01:55,997 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 11:01:56,292 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 11:01:56,293 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a19~0)| ~a19~0) (= |old(~a10~0)| ~a10~0) (= ~a1~0 |old(~a1~0)|)) [2018-11-18 11:01:56,293 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 11:01:56,293 INFO L425 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-11-18 11:01:56,293 INFO L425 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,293 INFO L425 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,293 INFO L425 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,293 INFO L425 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,293 INFO L425 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,293 INFO L425 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,293 INFO L425 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-11-18 11:01:56,293 INFO L425 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-11-18 11:01:56,293 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-18 11:01:56,294 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-18 11:01:56,294 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-18 11:01:56,294 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-18 11:01:56,294 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-18 11:01:56,294 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-18 11:01:56,294 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-11-18 11:01:56,294 INFO L425 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-11-18 11:01:56,294 INFO L425 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-11-18 11:01:56,294 INFO L425 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,294 INFO L425 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,294 INFO L425 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,294 INFO L425 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,294 INFO L425 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,294 INFO L425 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-11-18 11:01:56,295 INFO L425 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-11-18 11:01:56,295 INFO L425 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-11-18 11:01:56,295 INFO L425 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-11-18 11:01:56,295 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-18 11:01:56,295 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-18 11:01:56,295 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-18 11:01:56,295 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-18 11:01:56,295 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-18 11:01:56,295 INFO L425 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-11-18 11:01:56,295 INFO L425 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-11-18 11:01:56,295 INFO L425 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-11-18 11:01:56,295 INFO L425 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-11-18 11:01:56,295 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-11-18 11:01:56,295 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,295 INFO L425 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,295 INFO L425 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,296 INFO L425 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,296 INFO L425 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,296 INFO L425 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-11-18 11:01:56,296 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-18 11:01:56,296 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-18 11:01:56,296 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-18 11:01:56,296 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-18 11:01:56,296 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-18 11:01:56,296 INFO L425 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-11-18 11:01:56,296 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-11-18 11:01:56,296 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-11-18 11:01:56,296 INFO L425 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-11-18 11:01:56,296 INFO L425 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,296 INFO L425 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,297 INFO L425 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,297 INFO L425 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,297 INFO L425 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,297 INFO L425 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-11-18 11:01:56,297 INFO L425 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-11-18 11:01:56,297 INFO L425 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-11-18 11:01:56,297 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-18 11:01:56,297 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-18 11:01:56,297 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-18 11:01:56,297 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-18 11:01:56,297 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-18 11:01:56,297 INFO L425 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-11-18 11:01:56,297 INFO L425 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-11-18 11:01:56,297 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-11-18 11:01:56,297 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-11-18 11:01:56,298 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-11-18 11:01:56,298 INFO L425 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,298 INFO L425 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,298 INFO L425 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,298 INFO L425 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,298 INFO L425 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,298 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-18 11:01:56,298 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-18 11:01:56,298 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-18 11:01:56,298 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-18 11:01:56,298 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-18 11:01:56,298 INFO L425 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-11-18 11:01:56,298 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-11-18 11:01:56,298 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-11-18 11:01:56,298 INFO L425 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-11-18 11:01:56,298 INFO L425 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,299 INFO L425 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,299 INFO L425 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,299 INFO L425 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,299 INFO L425 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,299 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,299 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,299 INFO L425 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-11-18 11:01:56,299 INFO L425 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-11-18 11:01:56,299 INFO L425 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-11-18 11:01:56,299 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-11-18 11:01:56,299 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-18 11:01:56,299 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-18 11:01:56,299 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-18 11:01:56,299 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-18 11:01:56,299 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-18 11:01:56,300 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-11-18 11:01:56,300 INFO L425 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-11-18 11:01:56,300 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-11-18 11:01:56,300 INFO L425 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-11-18 11:01:56,300 INFO L425 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,300 INFO L425 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,300 INFO L425 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,300 INFO L425 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,300 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-11-18 11:01:56,300 INFO L425 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,300 INFO L425 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,300 INFO L425 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-11-18 11:01:56,300 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-11-18 11:01:56,300 INFO L425 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-11-18 11:01:56,300 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-18 11:01:56,300 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-18 11:01:56,301 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-18 11:01:56,301 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-18 11:01:56,301 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-18 11:01:56,301 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-11-18 11:01:56,301 INFO L425 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-11-18 11:01:56,301 INFO L425 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-11-18 11:01:56,301 INFO L425 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-11-18 11:01:56,301 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 121) no Hoare annotation was computed. [2018-11-18 11:01:56,301 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-11-18 11:01:56,301 INFO L425 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,301 INFO L425 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,301 INFO L425 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,301 INFO L425 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,302 INFO L425 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,302 INFO L425 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,302 INFO L425 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-11-18 11:01:56,302 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-11-18 11:01:56,302 INFO L425 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-11-18 11:01:56,302 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-18 11:01:56,302 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-18 11:01:56,302 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-18 11:01:56,302 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-18 11:01:56,302 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-18 11:01:56,302 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-18 11:01:56,302 INFO L425 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-11-18 11:01:56,302 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-11-18 11:01:56,303 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse0 (and (= |old(~a19~0)| ~a19~0) (= |old(~a10~0)| ~a10~0) (= ~a1~0 |old(~a1~0)|)))) (and (or (= 7 |old(~a19~0)|) (= 10 |old(~a19~0)|) .cse0) (or .cse0 (< 2 |old(~a10~0)|)))) [2018-11-18 11:01:56,303 INFO L425 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-11-18 11:01:56,303 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-11-18 11:01:56,303 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-11-18 11:01:56,303 INFO L425 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,303 INFO L425 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,303 INFO L425 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,303 INFO L425 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,303 INFO L425 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,303 INFO L425 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,303 INFO L425 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-11-18 11:01:56,303 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-18 11:01:56,303 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-18 11:01:56,303 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-18 11:01:56,304 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-18 11:01:56,304 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-18 11:01:56,304 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-18 11:01:56,304 INFO L425 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-11-18 11:01:56,304 INFO L425 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-11-18 11:01:56,304 INFO L425 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-11-18 11:01:56,304 INFO L425 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-11-18 11:01:56,304 INFO L425 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-11-18 11:01:56,304 INFO L425 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-11-18 11:01:56,304 INFO L425 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,304 INFO L425 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,304 INFO L425 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,304 INFO L425 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,304 INFO L425 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,304 INFO L425 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,304 INFO L425 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-11-18 11:01:56,305 INFO L425 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-11-18 11:01:56,305 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-11-18 11:01:56,305 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-18 11:01:56,305 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-18 11:01:56,305 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-18 11:01:56,305 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-18 11:01:56,305 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-18 11:01:56,305 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-18 11:01:56,305 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-11-18 11:01:56,305 INFO L425 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-11-18 11:01:56,305 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-11-18 11:01:56,305 INFO L425 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,305 INFO L425 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,305 INFO L425 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,305 INFO L425 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,306 INFO L425 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,306 INFO L425 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2018-11-18 11:01:56,306 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-11-18 11:01:56,306 INFO L425 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-11-18 11:01:56,306 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-11-18 11:01:56,306 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-18 11:01:56,306 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-18 11:01:56,306 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-18 11:01:56,306 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-18 11:01:56,306 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-18 11:01:56,306 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-18 11:01:56,306 INFO L425 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-11-18 11:01:56,306 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-11-18 11:01:56,306 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-11-18 11:01:56,306 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 11:01:56,307 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a1~0 23) (not (= ~a19~0 7)) (not (= ~a19~0 10)) (<= ~a10~0 2)) [2018-11-18 11:01:56,307 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 11:01:56,307 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 11:01:56,307 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (= 7 |old(~a19~0)|) (= 10 |old(~a19~0)|) (and (= |old(~a19~0)| ~a19~0) (= |old(~a10~0)| ~a10~0) (= ~a1~0 |old(~a1~0)|)) (< 2 |old(~a10~0)|) (< 23 |old(~a1~0)|)) [2018-11-18 11:01:56,307 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-11-18 11:01:56,307 INFO L421 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (or (and (not (= ~a19~0 7)) (not (= ~a19~0 10))) (= 10 |old(~a19~0)|) (<= ~a10~0 2) (< 2 |old(~a10~0)|) (< 23 |old(~a1~0)|) (= 7 |old(~a19~0)|)) [2018-11-18 11:01:56,307 INFO L425 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-11-18 11:01:56,307 INFO L425 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-11-18 11:01:56,307 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 582 591) no Hoare annotation was computed. [2018-11-18 11:01:56,307 INFO L421 ceAbstractionStarter]: At program point L582-3(lines 582 591) the Hoare annotation is: (or (and (not (= ~a19~0 7)) (not (= ~a19~0 10))) (= 10 |old(~a19~0)|) (<= ~a10~0 2) (< 2 |old(~a10~0)|) (< 23 |old(~a1~0)|) (= 7 |old(~a19~0)|)) [2018-11-18 11:01:56,307 INFO L425 ceAbstractionStarter]: For program point L582-4(lines 576 592) no Hoare annotation was computed. [2018-11-18 11:01:56,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 11:01:56 BoogieIcfgContainer [2018-11-18 11:01:56,318 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 11:01:56,318 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 11:01:56,318 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 11:01:56,318 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 11:01:56,319 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:01:49" (3/4) ... [2018-11-18 11:01:56,322 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 11:01:56,326 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 11:01:56,326 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-18 11:01:56,327 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 11:01:56,335 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 11:01:56,336 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 11:01:56,359 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(a19 == 7) && !(a19 == 10)) || 10 == \old(a19)) || a10 <= 2) || 2 < \old(a10)) || 23 < \old(a1)) || 7 == \old(a19) [2018-11-18 11:01:56,435 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_02adaebc-bcae-46be-9dd3-ff1687527e7c/bin-2019/utaipan/witness.graphml [2018-11-18 11:01:56,435 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 11:01:56,436 INFO L168 Benchmark]: Toolchain (without parser) took 8003.73 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 396.9 MB). Free memory was 950.4 MB in the beginning and 1.3 GB in the end (delta: -395.7 MB). Peak memory consumption was 1.2 MB. Max. memory is 11.5 GB. [2018-11-18 11:01:56,437 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:01:56,437 INFO L168 Benchmark]: CACSL2BoogieTranslator took 364.31 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 918.2 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-18 11:01:56,437 INFO L168 Benchmark]: Boogie Procedure Inliner took 70.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 918.2 MB in the beginning and 1.1 GB in the end (delta: -230.6 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-11-18 11:01:56,438 INFO L168 Benchmark]: Boogie Preprocessor took 50.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 11:01:56,438 INFO L168 Benchmark]: RCFGBuilder took 819.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 103.0 MB). Peak memory consumption was 103.0 MB. Max. memory is 11.5 GB. [2018-11-18 11:01:56,438 INFO L168 Benchmark]: TraceAbstraction took 6578.40 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 243.8 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -328.7 MB). Peak memory consumption was 299.6 MB. Max. memory is 11.5 GB. [2018-11-18 11:01:56,438 INFO L168 Benchmark]: Witness Printer took 117.23 ms. Allocated memory is still 1.4 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 20.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. [2018-11-18 11:01:56,440 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 364.31 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 918.2 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 70.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 918.2 MB in the beginning and 1.1 GB in the end (delta: -230.6 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 50.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 819.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 103.0 MB). Peak memory consumption was 103.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6578.40 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 243.8 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -328.7 MB). Peak memory consumption was 299.6 MB. Max. memory is 11.5 GB. * Witness Printer took 117.23 ms. Allocated memory is still 1.4 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 20.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 121]: 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: 582]: Loop Invariant Derived loop invariant: (((((!(a19 == 7) && !(a19 == 10)) || 10 == \old(a19)) || a10 <= 2) || 2 < \old(a10)) || 23 < \old(a1)) || 7 == \old(a19) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 216 locations, 1 error locations. SAFE Result, 6.5s OverallTime, 5 OverallIterations, 3 TraceHistogramMax, 4.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 457 SDtfs, 3770 SDslu, 624 SDs, 0 SdLazy, 5774 SolverSat, 1337 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 456 GetRequests, 412 SyntacticMatches, 5 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1882occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.5s AbstIntTime, 1 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 87 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 73 PreInvPairs, 165 NumberOfFragments, 138 HoareAnnotationTreeSize, 73 FomulaSimplifications, 3902 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2101 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 889 NumberOfCodeBlocks, 889 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 1082 ConstructedInterpolants, 0 QuantifiedInterpolants, 627137 SizeOfPredicates, 0 NumberOfNonLiveVariables, 376 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 7 InterpolantComputations, 4 PerfectInterpolantSequences, 558/564 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...