./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label34_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_9f30a039-a009-48a2-8579-15091c4665f9/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9f30a039-a009-48a2-8579-15091c4665f9/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9f30a039-a009-48a2-8579-15091c4665f9/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9f30a039-a009-48a2-8579-15091c4665f9/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label34_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9f30a039-a009-48a2-8579-15091c4665f9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9f30a039-a009-48a2-8579-15091c4665f9/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 fbcb07371208327a722ea46e4a68d92ffffb2dff .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 19:37:53,612 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 19:37:53,613 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 19:37:53,619 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 19:37:53,619 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 19:37:53,620 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 19:37:53,621 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 19:37:53,621 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 19:37:53,622 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 19:37:53,623 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 19:37:53,623 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 19:37:53,623 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 19:37:53,624 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 19:37:53,624 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 19:37:53,625 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 19:37:53,626 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 19:37:53,626 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 19:37:53,627 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 19:37:53,628 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 19:37:53,629 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 19:37:53,629 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 19:37:53,630 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 19:37:53,631 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 19:37:53,632 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 19:37:53,632 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 19:37:53,632 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 19:37:53,633 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 19:37:53,633 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 19:37:53,634 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 19:37:53,634 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 19:37:53,635 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 19:37:53,635 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 19:37:53,635 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 19:37:53,635 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 19:37:53,636 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 19:37:53,636 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 19:37:53,636 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9f30a039-a009-48a2-8579-15091c4665f9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 19:37:53,644 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 19:37:53,644 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 19:37:53,644 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 19:37:53,645 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 19:37:53,645 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 19:37:53,645 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 19:37:53,645 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 19:37:53,645 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 19:37:53,645 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 19:37:53,645 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 19:37:53,646 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 19:37:53,646 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 19:37:53,646 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 19:37:53,646 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 19:37:53,646 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 19:37:53,646 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 19:37:53,647 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 19:37:53,647 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 19:37:53,647 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 19:37:53,647 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 19:37:53,647 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 19:37:53,647 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 19:37:53,647 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 19:37:53,647 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 19:37:53,648 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 19:37:53,648 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 19:37:53,648 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 19:37:53,648 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 19:37:53,648 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 19:37:53,648 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 19:37:53,648 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 19:37:53,649 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 19:37:53,649 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 19:37:53,649 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 19:37:53,649 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 19:37:53,649 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 19:37:53,649 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_9f30a039-a009-48a2-8579-15091c4665f9/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 -> fbcb07371208327a722ea46e4a68d92ffffb2dff [2018-12-09 19:37:53,667 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 19:37:53,673 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 19:37:53,675 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 19:37:53,676 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 19:37:53,676 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 19:37:53,677 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9f30a039-a009-48a2-8579-15091c4665f9/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem10_label34_true-unreach-call.c [2018-12-09 19:37:53,712 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9f30a039-a009-48a2-8579-15091c4665f9/bin-2019/utaipan/data/e3c0a6ab6/ef0032fb227243048ddd86951d8fe191/FLAG3f4a0d449 [2018-12-09 19:37:54,089 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 19:37:54,089 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9f30a039-a009-48a2-8579-15091c4665f9/sv-benchmarks/c/eca-rers2012/Problem10_label34_true-unreach-call.c [2018-12-09 19:37:54,096 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9f30a039-a009-48a2-8579-15091c4665f9/bin-2019/utaipan/data/e3c0a6ab6/ef0032fb227243048ddd86951d8fe191/FLAG3f4a0d449 [2018-12-09 19:37:54,448 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9f30a039-a009-48a2-8579-15091c4665f9/bin-2019/utaipan/data/e3c0a6ab6/ef0032fb227243048ddd86951d8fe191 [2018-12-09 19:37:54,451 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 19:37:54,453 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 19:37:54,454 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 19:37:54,454 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 19:37:54,458 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 19:37:54,459 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:37:54" (1/1) ... [2018-12-09 19:37:54,462 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@870cb06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:37:54, skipping insertion in model container [2018-12-09 19:37:54,462 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:37:54" (1/1) ... [2018-12-09 19:37:54,469 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 19:37:54,494 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 19:37:54,670 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 19:37:54,673 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 19:37:54,721 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 19:37:54,767 INFO L195 MainTranslator]: Completed translation [2018-12-09 19:37:54,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:37:54 WrapperNode [2018-12-09 19:37:54,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 19:37:54,768 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 19:37:54,768 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 19:37:54,769 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 19:37:54,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:37:54" (1/1) ... [2018-12-09 19:37:54,783 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:37:54" (1/1) ... [2018-12-09 19:37:54,788 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 19:37:54,788 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 19:37:54,788 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 19:37:54,788 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 19:37:54,795 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:37:54" (1/1) ... [2018-12-09 19:37:54,795 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:37:54" (1/1) ... [2018-12-09 19:37:54,797 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:37:54" (1/1) ... [2018-12-09 19:37:54,797 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:37:54" (1/1) ... [2018-12-09 19:37:54,812 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:37:54" (1/1) ... [2018-12-09 19:37:54,820 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:37:54" (1/1) ... [2018-12-09 19:37:54,823 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:37:54" (1/1) ... [2018-12-09 19:37:54,828 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 19:37:54,828 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 19:37:54,828 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 19:37:54,828 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 19:37:54,829 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:37:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9f30a039-a009-48a2-8579-15091c4665f9/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 19:37:54,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 19:37:54,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 19:37:54,862 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-09 19:37:54,862 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-09 19:37:54,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 19:37:54,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 19:37:54,862 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 19:37:54,862 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 19:37:55,429 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 19:37:55,429 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-09 19:37:55,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:37:55 BoogieIcfgContainer [2018-12-09 19:37:55,430 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 19:37:55,430 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 19:37:55,430 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 19:37:55,433 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 19:37:55,433 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 07:37:54" (1/3) ... [2018-12-09 19:37:55,434 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2680224e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:37:55, skipping insertion in model container [2018-12-09 19:37:55,434 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:37:54" (2/3) ... [2018-12-09 19:37:55,434 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2680224e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:37:55, skipping insertion in model container [2018-12-09 19:37:55,435 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:37:55" (3/3) ... [2018-12-09 19:37:55,436 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label34_true-unreach-call.c [2018-12-09 19:37:55,443 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 19:37:55,448 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 19:37:55,461 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 19:37:55,489 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 19:37:55,489 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 19:37:55,490 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 19:37:55,490 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 19:37:55,490 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 19:37:55,490 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 19:37:55,490 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 19:37:55,490 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 19:37:55,506 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2018-12-09 19:37:55,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-09 19:37:55,512 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:37:55,512 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:37:55,514 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:37:55,517 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:37:55,517 INFO L82 PathProgramCache]: Analyzing trace with hash -864026194, now seen corresponding path program 1 times [2018-12-09 19:37:55,518 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:37:55,555 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:37:55,555 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:37:55,555 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:37:55,555 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:37:55,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:37:55,701 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 19:37:55,702 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:37:55,703 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 19:37:55,703 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:37:55,706 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 19:37:55,714 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 19:37:55,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 19:37:55,716 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 4 states. [2018-12-09 19:37:56,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:37:56,480 INFO L93 Difference]: Finished difference Result 733 states and 1294 transitions. [2018-12-09 19:37:56,480 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 19:37:56,481 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 69 [2018-12-09 19:37:56,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:37:56,490 INFO L225 Difference]: With dead ends: 733 [2018-12-09 19:37:56,490 INFO L226 Difference]: Without dead ends: 437 [2018-12-09 19:37:56,494 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 19:37:56,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 437 states. [2018-12-09 19:37:56,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 437 to 437. [2018-12-09 19:37:56,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 437 states. [2018-12-09 19:37:56,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 633 transitions. [2018-12-09 19:37:56,544 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 633 transitions. Word has length 69 [2018-12-09 19:37:56,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:37:56,545 INFO L480 AbstractCegarLoop]: Abstraction has 437 states and 633 transitions. [2018-12-09 19:37:56,545 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 19:37:56,545 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 633 transitions. [2018-12-09 19:37:56,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-09 19:37:56,549 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:37:56,550 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, 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] [2018-12-09 19:37:56,550 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:37:56,550 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:37:56,551 INFO L82 PathProgramCache]: Analyzing trace with hash -1649198670, now seen corresponding path program 1 times [2018-12-09 19:37:56,551 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:37:56,552 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:37:56,552 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:37:56,552 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:37:56,552 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:37:56,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:37:56,707 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:37:56,707 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:37:56,707 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 19:37:56,707 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:37:56,708 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 19:37:56,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 19:37:56,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 19:37:56,709 INFO L87 Difference]: Start difference. First operand 437 states and 633 transitions. Second operand 6 states. [2018-12-09 19:37:57,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:37:57,151 INFO L93 Difference]: Finished difference Result 1329 states and 2004 transitions. [2018-12-09 19:37:57,151 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 19:37:57,151 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 143 [2018-12-09 19:37:57,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:37:57,156 INFO L225 Difference]: With dead ends: 1329 [2018-12-09 19:37:57,156 INFO L226 Difference]: Without dead ends: 898 [2018-12-09 19:37:57,158 INFO L631 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 [2018-12-09 19:37:57,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 898 states. [2018-12-09 19:37:57,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 898 to 880. [2018-12-09 19:37:57,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 880 states. [2018-12-09 19:37:57,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 880 states and 1283 transitions. [2018-12-09 19:37:57,187 INFO L78 Accepts]: Start accepts. Automaton has 880 states and 1283 transitions. Word has length 143 [2018-12-09 19:37:57,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:37:57,187 INFO L480 AbstractCegarLoop]: Abstraction has 880 states and 1283 transitions. [2018-12-09 19:37:57,187 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 19:37:57,187 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1283 transitions. [2018-12-09 19:37:57,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-09 19:37:57,190 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:37:57,190 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, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 19:37:57,190 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:37:57,190 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:37:57,190 INFO L82 PathProgramCache]: Analyzing trace with hash 1422420137, now seen corresponding path program 1 times [2018-12-09 19:37:57,190 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:37:57,191 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:37:57,191 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:37:57,191 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:37:57,191 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:37:57,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:37:57,324 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 19:37:57,324 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 19:37:57,324 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 19:37:57,324 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:37:57,325 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 19:37:57,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 19:37:57,325 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 19:37:57,325 INFO L87 Difference]: Start difference. First operand 880 states and 1283 transitions. Second operand 6 states. [2018-12-09 19:37:57,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:37:57,824 INFO L93 Difference]: Finished difference Result 2227 states and 3382 transitions. [2018-12-09 19:37:57,825 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 19:37:57,825 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 176 [2018-12-09 19:37:57,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:37:57,829 INFO L225 Difference]: With dead ends: 2227 [2018-12-09 19:37:57,829 INFO L226 Difference]: Without dead ends: 1353 [2018-12-09 19:37:57,831 INFO L631 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 [2018-12-09 19:37:57,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1353 states. [2018-12-09 19:37:57,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1353 to 1323. [2018-12-09 19:37:57,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1323 states. [2018-12-09 19:37:57,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 1323 states and 1900 transitions. [2018-12-09 19:37:57,859 INFO L78 Accepts]: Start accepts. Automaton has 1323 states and 1900 transitions. Word has length 176 [2018-12-09 19:37:57,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:37:57,860 INFO L480 AbstractCegarLoop]: Abstraction has 1323 states and 1900 transitions. [2018-12-09 19:37:57,860 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 19:37:57,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 1900 transitions. [2018-12-09 19:37:57,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-12-09 19:37:57,864 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:37:57,864 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, 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, 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] [2018-12-09 19:37:57,864 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:37:57,864 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:37:57,865 INFO L82 PathProgramCache]: Analyzing trace with hash -2012360138, now seen corresponding path program 1 times [2018-12-09 19:37:57,865 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:37:57,865 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:37:57,865 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:37:57,866 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:37:57,866 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:37:57,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:37:58,029 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 118 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-12-09 19:37:58,029 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 19:37:58,029 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 19:37:58,030 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 264 with the following transitions: [2018-12-09 19:37:58,031 INFO L205 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], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [461], [463], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [566], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [619], [623], [627], [631], [635], [639], [643], [646], [792], [796], [805], [809], [811], [816], [817], [818], [820], [821] [2018-12-09 19:37:58,058 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 19:37:58,058 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 19:37:58,278 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 19:37:58,279 INFO L272 AbstractInterpreter]: Visited 112 different actions 112 times. Never merged. Never widened. Performed 1049 root evaluator evaluations with a maximum evaluation depth of 3. Performed 1049 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 24 variables. [2018-12-09 19:37:58,289 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:37:58,289 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 19:37:58,576 INFO L227 lantSequenceWeakener]: Weakened 254 states. On average, predicates are now at 73.57% of their original sizes. [2018-12-09 19:37:58,576 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 19:37:58,598 INFO L418 sIntCurrentIteration]: We unified 262 AI predicates to 262 [2018-12-09 19:37:58,598 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 19:37:58,599 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 19:37:58,599 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [4] total 8 [2018-12-09 19:37:58,599 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:37:58,600 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 19:37:58,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 19:37:58,600 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 19:37:58,600 INFO L87 Difference]: Start difference. First operand 1323 states and 1900 transitions. Second operand 6 states. [2018-12-09 19:38:02,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:38:02,055 INFO L93 Difference]: Finished difference Result 2784 states and 3994 transitions. [2018-12-09 19:38:02,055 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 19:38:02,055 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 263 [2018-12-09 19:38:02,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:38:02,058 INFO L225 Difference]: With dead ends: 2784 [2018-12-09 19:38:02,059 INFO L226 Difference]: Without dead ends: 1467 [2018-12-09 19:38:02,060 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 263 GetRequests, 258 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 19:38:02,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1467 states. [2018-12-09 19:38:02,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1467 to 1466. [2018-12-09 19:38:02,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1466 states. [2018-12-09 19:38:02,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 1466 states and 2051 transitions. [2018-12-09 19:38:02,079 INFO L78 Accepts]: Start accepts. Automaton has 1466 states and 2051 transitions. Word has length 263 [2018-12-09 19:38:02,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:38:02,079 INFO L480 AbstractCegarLoop]: Abstraction has 1466 states and 2051 transitions. [2018-12-09 19:38:02,079 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 19:38:02,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1466 states and 2051 transitions. [2018-12-09 19:38:02,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-09 19:38:02,082 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 19:38:02,083 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2018-12-09 19:38:02,083 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 19:38:02,083 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:38:02,083 INFO L82 PathProgramCache]: Analyzing trace with hash 1638254450, now seen corresponding path program 1 times [2018-12-09 19:38:02,083 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 19:38:02,084 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:38:02,084 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 19:38:02,084 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 19:38:02,084 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 19:38:02,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 19:38:02,578 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 258 proven. 87 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-09 19:38:02,579 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 19:38:02,579 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 19:38:02,579 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 334 with the following transitions: [2018-12-09 19:38:02,579 INFO L205 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], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [461], [463], [466], [474], [482], [490], [495], [498], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [566], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [619], [623], [627], [631], [635], [639], [643], [646], [792], [796], [805], [809], [811], [816], [817], [818], [820], [821] [2018-12-09 19:38:02,582 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 19:38:02,582 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 19:38:04,171 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 19:38:04,171 INFO L272 AbstractInterpreter]: Visited 116 different actions 460 times. Merged at 7 different actions 26 times. Never widened. Performed 4698 root evaluator evaluations with a maximum evaluation depth of 20. Performed 4698 inverse root evaluator evaluations with a maximum inverse evaluation depth of 20. Found 7 fixpoints after 2 different actions. Largest state had 24 variables. [2018-12-09 19:38:04,173 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 19:38:04,173 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 19:38:04,900 INFO L227 lantSequenceWeakener]: Weakened 330 states. On average, predicates are now at 78.51% of their original sizes. [2018-12-09 19:38:04,901 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 19:38:05,030 INFO L418 sIntCurrentIteration]: We unified 332 AI predicates to 332 [2018-12-09 19:38:05,030 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 19:38:05,031 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 19:38:05,031 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [14] total 21 [2018-12-09 19:38:05,031 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 19:38:05,031 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 19:38:05,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 19:38:05,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-09 19:38:05,031 INFO L87 Difference]: Start difference. First operand 1466 states and 2051 transitions. Second operand 9 states. [2018-12-09 19:38:18,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 19:38:18,175 INFO L93 Difference]: Finished difference Result 3865 states and 5599 transitions. [2018-12-09 19:38:18,175 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-09 19:38:18,176 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 333 [2018-12-09 19:38:18,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 19:38:18,176 INFO L225 Difference]: With dead ends: 3865 [2018-12-09 19:38:18,176 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 19:38:18,180 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 339 GetRequests, 267 SyntacticMatches, 58 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 315 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2018-12-09 19:38:18,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 19:38:18,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 19:38:18,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 19:38:18,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 19:38:18,181 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 333 [2018-12-09 19:38:18,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 19:38:18,181 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 19:38:18,181 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 19:38:18,181 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 19:38:18,182 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 19:38:18,185 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 19:38:18,407 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 45 [2018-12-09 19:38:18,471 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 19:38:18,471 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~a10~0)| ~a10~0) [2018-12-09 19:38:18,471 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 19:38:18,471 INFO L448 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-12-09 19:38:18,471 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,471 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,471 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,471 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,471 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,471 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,471 INFO L448 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-12-09 19:38:18,471 INFO L448 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-12-09 19:38:18,472 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-12-09 19:38:18,472 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-12-09 19:38:18,472 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-12-09 19:38:18,472 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-12-09 19:38:18,472 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-12-09 19:38:18,472 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-12-09 19:38:18,472 INFO L448 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-12-09 19:38:18,472 INFO L448 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-12-09 19:38:18,472 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 193) no Hoare annotation was computed. [2018-12-09 19:38:18,472 INFO L448 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-12-09 19:38:18,472 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,472 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,472 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,472 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,472 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,472 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-12-09 19:38:18,472 INFO L448 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-12-09 19:38:18,472 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-12-09 19:38:18,472 INFO L448 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-12-09 19:38:18,473 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-12-09 19:38:18,473 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-12-09 19:38:18,473 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-12-09 19:38:18,473 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-12-09 19:38:18,473 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-12-09 19:38:18,473 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-12-09 19:38:18,473 INFO L448 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-12-09 19:38:18,473 INFO L448 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-12-09 19:38:18,473 INFO L448 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-12-09 19:38:18,473 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-12-09 19:38:18,473 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,473 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,473 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,473 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,473 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,473 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-12-09 19:38:18,473 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-12-09 19:38:18,473 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-12-09 19:38:18,473 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-12-09 19:38:18,473 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-12-09 19:38:18,474 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-12-09 19:38:18,474 INFO L448 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-12-09 19:38:18,474 INFO L448 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-12-09 19:38:18,474 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-12-09 19:38:18,474 INFO L448 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-12-09 19:38:18,474 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,474 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,474 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,474 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,474 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,474 INFO L448 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-12-09 19:38:18,474 INFO L448 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-12-09 19:38:18,474 INFO L448 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-12-09 19:38:18,474 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-12-09 19:38:18,474 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-12-09 19:38:18,474 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-12-09 19:38:18,474 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-12-09 19:38:18,474 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-12-09 19:38:18,474 INFO L448 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-12-09 19:38:18,474 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-12-09 19:38:18,474 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-12-09 19:38:18,474 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-12-09 19:38:18,474 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-12-09 19:38:18,475 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,475 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,475 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,475 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,475 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,475 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-12-09 19:38:18,475 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-12-09 19:38:18,475 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-12-09 19:38:18,475 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-12-09 19:38:18,475 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-12-09 19:38:18,475 INFO L448 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-12-09 19:38:18,475 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-12-09 19:38:18,475 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-12-09 19:38:18,475 INFO L448 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-12-09 19:38:18,475 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,475 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,475 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,475 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,475 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,475 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,475 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,475 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-12-09 19:38:18,476 INFO L448 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-12-09 19:38:18,476 INFO L448 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-12-09 19:38:18,476 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-12-09 19:38:18,476 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-12-09 19:38:18,476 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-12-09 19:38:18,476 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-12-09 19:38:18,476 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-12-09 19:38:18,476 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-12-09 19:38:18,476 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-12-09 19:38:18,476 INFO L448 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-12-09 19:38:18,476 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-12-09 19:38:18,476 INFO L448 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-12-09 19:38:18,476 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,476 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,476 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,476 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,476 INFO L448 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-12-09 19:38:18,477 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,477 INFO L448 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,477 INFO L448 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-12-09 19:38:18,477 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-12-09 19:38:18,477 INFO L448 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-12-09 19:38:18,477 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-12-09 19:38:18,477 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-12-09 19:38:18,477 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-12-09 19:38:18,477 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-12-09 19:38:18,477 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-12-09 19:38:18,477 INFO L448 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-12-09 19:38:18,477 INFO L448 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-12-09 19:38:18,478 INFO L448 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-12-09 19:38:18,478 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-12-09 19:38:18,478 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-12-09 19:38:18,478 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,478 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,478 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,478 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,478 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,478 INFO L448 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,478 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-12-09 19:38:18,478 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-12-09 19:38:18,478 INFO L448 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-12-09 19:38:18,478 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-12-09 19:38:18,479 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-12-09 19:38:18,479 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-12-09 19:38:18,479 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-12-09 19:38:18,479 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-12-09 19:38:18,479 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-12-09 19:38:18,479 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-12-09 19:38:18,479 INFO L448 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-12-09 19:38:18,479 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse5 (= 3 |old(~a10~0)|)) (.cse4 (= |old(~a10~0)| ~a10~0)) (.cse7 (< 23 |old(~a1~0)|)) (.cse6 (<= ~a1~0 23)) (.cse0 (not (= 14 ~a4~0))) (.cse1 (not (= 0 ~a12~0))) (.cse2 (not (= 9 |old(~a19~0)|))) (.cse3 (= |calculate_output_#in~input| 0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse4) (or (= ~a19~0 9) .cse0 .cse1 .cse2 .cse3) (or .cse5 .cse6 .cse7) (or (and (<= ~a1~0 218) .cse4) (< 218 |old(~a1~0)|)) (or .cse0 .cse1 .cse2 .cse3 .cse7 .cse6) (or (= ~a1~0 23) .cse0 .cse1 .cse2 (not (= 23 |old(~a1~0)|)) .cse3 (not (= 0 |old(~a10~0)|))))) [2018-12-09 19:38:18,479 INFO L448 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-12-09 19:38:18,480 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-12-09 19:38:18,480 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-12-09 19:38:18,480 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,480 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,480 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,480 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,480 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,480 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,480 INFO L448 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-12-09 19:38:18,480 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-12-09 19:38:18,480 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-12-09 19:38:18,480 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-12-09 19:38:18,480 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-12-09 19:38:18,481 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-12-09 19:38:18,481 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-12-09 19:38:18,481 INFO L448 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-12-09 19:38:18,481 INFO L448 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-12-09 19:38:18,481 INFO L448 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-12-09 19:38:18,481 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-12-09 19:38:18,481 INFO L448 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-12-09 19:38:18,481 INFO L448 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-12-09 19:38:18,481 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,481 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,481 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,481 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,481 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,482 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,482 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-12-09 19:38:18,482 INFO L448 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-12-09 19:38:18,482 INFO L448 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-12-09 19:38:18,482 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-12-09 19:38:18,482 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-12-09 19:38:18,482 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-12-09 19:38:18,482 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-12-09 19:38:18,482 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-12-09 19:38:18,482 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-12-09 19:38:18,482 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-12-09 19:38:18,482 INFO L448 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-12-09 19:38:18,482 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-12-09 19:38:18,482 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,483 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,483 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,483 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,483 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,483 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2018-12-09 19:38:18,483 INFO L448 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-12-09 19:38:18,483 INFO L448 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-12-09 19:38:18,483 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-12-09 19:38:18,483 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-12-09 19:38:18,483 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-12-09 19:38:18,483 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-12-09 19:38:18,483 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-12-09 19:38:18,483 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-12-09 19:38:18,484 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-12-09 19:38:18,484 INFO L448 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-12-09 19:38:18,484 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-12-09 19:38:18,484 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-12-09 19:38:18,484 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 19:38:18,484 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a19~0 9) (= ~a10~0 0) (= ~a12~0 0) (= ~a1~0 23) (= ~a4~0 14)) [2018-12-09 19:38:18,484 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 19:38:18,484 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 19:38:18,484 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (not (= 14 ~a4~0)) (not (= 0 ~a12~0)) (and (= ~a19~0 9) (= ~a1~0 23) (= |old(~a10~0)| ~a10~0)) (not (= 9 |old(~a19~0)|)) (not (= 23 |old(~a1~0)|)) (not (= 0 |old(~a10~0)|))) [2018-12-09 19:38:18,484 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-12-09 19:38:18,485 INFO L444 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (or (not (= ~a10~0 3)) (not (= 14 ~a4~0)) (not (= 0 ~a12~0)) (not (= 9 |old(~a19~0)|)) (not (= 23 |old(~a1~0)|)) (not (= 0 |old(~a10~0)|)) (<= ~a1~0 218) (and (not (= main_~input~0 0)) (= ~a19~0 9))) [2018-12-09 19:38:18,485 INFO L448 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-12-09 19:38:18,485 INFO L448 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-12-09 19:38:18,485 INFO L444 ceAbstractionStarter]: At program point L582-2(lines 582 591) the Hoare annotation is: (or (not (= ~a10~0 3)) (not (= 14 ~a4~0)) (not (= 23 |old(~a1~0)|)) (not (= 0 ~a12~0)) (not (= 9 |old(~a19~0)|)) (not (= 0 |old(~a10~0)|)) (= ~a19~0 9) (<= ~a1~0 218)) [2018-12-09 19:38:18,485 INFO L448 ceAbstractionStarter]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2018-12-09 19:38:18,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 07:38:18 BoogieIcfgContainer [2018-12-09 19:38:18,491 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 19:38:18,492 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 19:38:18,492 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 19:38:18,492 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 19:38:18,492 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:37:55" (3/4) ... [2018-12-09 19:38:18,495 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 19:38:18,498 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 19:38:18,498 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-09 19:38:18,498 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 19:38:18,507 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-09 19:38:18,507 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-09 19:38:18,531 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(a10 == 3) || !(14 == a4)) || !(23 == \old(a1))) || !(0 == a12)) || !(9 == \old(a19))) || !(0 == \old(a10))) || a19 == 9) || a1 <= 218 [2018-12-09 19:38:18,593 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9f30a039-a009-48a2-8579-15091c4665f9/bin-2019/utaipan/witness.graphml [2018-12-09 19:38:18,593 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 19:38:18,594 INFO L168 Benchmark]: Toolchain (without parser) took 24142.16 ms. Allocated memory was 1.0 GB in the beginning and 4.5 GB in the end (delta: 3.4 GB). Free memory was 949.5 MB in the beginning and 3.8 GB in the end (delta: -2.8 GB). Peak memory consumption was 614.7 MB. Max. memory is 11.5 GB. [2018-12-09 19:38:18,595 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 19:38:18,595 INFO L168 Benchmark]: CACSL2BoogieTranslator took 314.08 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.2 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -135.9 MB). Peak memory consumption was 52.2 MB. Max. memory is 11.5 GB. [2018-12-09 19:38:18,595 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.44 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 19:38:18,595 INFO L168 Benchmark]: Boogie Preprocessor took 39.85 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 19:38:18,595 INFO L168 Benchmark]: RCFGBuilder took 601.69 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 982.2 MB in the end (delta: 103.2 MB). Peak memory consumption was 103.2 MB. Max. memory is 11.5 GB. [2018-12-09 19:38:18,596 INFO L168 Benchmark]: TraceAbstraction took 23061.14 ms. Allocated memory was 1.1 GB in the beginning and 4.5 GB in the end (delta: 3.3 GB). Free memory was 982.2 MB in the beginning and 3.8 GB in the end (delta: -2.9 GB). Peak memory consumption was 474.1 MB. Max. memory is 11.5 GB. [2018-12-09 19:38:18,596 INFO L168 Benchmark]: Witness Printer took 101.39 ms. Allocated memory is still 4.5 GB. Free memory was 3.8 GB in the beginning and 3.8 GB in the end (delta: 72.1 MB). Peak memory consumption was 72.1 MB. Max. memory is 11.5 GB. [2018-12-09 19:38:18,597 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 314.08 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.2 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -135.9 MB). Peak memory consumption was 52.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.44 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 39.85 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. * RCFGBuilder took 601.69 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 982.2 MB in the end (delta: 103.2 MB). Peak memory consumption was 103.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 23061.14 ms. Allocated memory was 1.1 GB in the beginning and 4.5 GB in the end (delta: 3.3 GB). Free memory was 982.2 MB in the beginning and 3.8 GB in the end (delta: -2.9 GB). Peak memory consumption was 474.1 MB. Max. memory is 11.5 GB. * Witness Printer took 101.39 ms. Allocated memory is still 4.5 GB. Free memory was 3.8 GB in the beginning and 3.8 GB in the end (delta: 72.1 MB). Peak memory consumption was 72.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 193]: 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: ((((((!(a10 == 3) || !(14 == a4)) || !(23 == \old(a1))) || !(0 == a12)) || !(9 == \old(a19))) || !(0 == \old(a10))) || a19 == 9) || a1 <= 218 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. SAFE Result, 23.0s OverallTime, 5 OverallIterations, 4 TraceHistogramMax, 18.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 249 SDtfs, 2306 SDslu, 175 SDs, 0 SdLazy, 2579 SolverSat, 798 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16.0s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 628 GetRequests, 533 SyntacticMatches, 60 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 323 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1466occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 1.8s AbstIntTime, 2 AbstIntIterations, 2 AbstIntStrong, 0.9971518726866327 AbsIntWeakeningRatio, 0.09764309764309764 AbsIntAvgWeakeningVarsNumRemoved, 14.552188552188552 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 49 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 51 PreInvPairs, 95 NumberOfFragments, 237 HoareAnnotationTreeSize, 51 FomulaSimplifications, 1960 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 682 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 984 NumberOfCodeBlocks, 984 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 979 ConstructedInterpolants, 0 QuantifiedInterpolants, 1593669 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 3 PerfectInterpolantSequences, 543/748 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...