./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label13_true-unreach-call_false-termination.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_f46aa98f-587d-44e6-9a2b-cadb4851ff74/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f46aa98f-587d-44e6-9a2b-cadb4851ff74/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f46aa98f-587d-44e6-9a2b-cadb4851ff74/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f46aa98f-587d-44e6-9a2b-cadb4851ff74/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label13_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f46aa98f-587d-44e6-9a2b-cadb4851ff74/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f46aa98f-587d-44e6-9a2b-cadb4851ff74/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6e5c5eed4bd7fab4c39b1476c33057bc1fdb10c3 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 07:23:33,424 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 07:23:33,425 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 07:23:33,431 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 07:23:33,431 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 07:23:33,432 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 07:23:33,432 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 07:23:33,433 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 07:23:33,434 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 07:23:33,434 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 07:23:33,435 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 07:23:33,435 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 07:23:33,435 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 07:23:33,436 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 07:23:33,436 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 07:23:33,437 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 07:23:33,437 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 07:23:33,438 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 07:23:33,439 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 07:23:33,440 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 07:23:33,440 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 07:23:33,441 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 07:23:33,442 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 07:23:33,442 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 07:23:33,442 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 07:23:33,443 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 07:23:33,443 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 07:23:33,444 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 07:23:33,444 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 07:23:33,445 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 07:23:33,445 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 07:23:33,445 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 07:23:33,445 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 07:23:33,445 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 07:23:33,446 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 07:23:33,446 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 07:23:33,446 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f46aa98f-587d-44e6-9a2b-cadb4851ff74/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-02 07:23:33,453 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 07:23:33,454 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 07:23:33,454 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 07:23:33,454 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 07:23:33,454 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 07:23:33,455 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 07:23:33,455 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 07:23:33,455 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 07:23:33,455 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 07:23:33,455 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 07:23:33,455 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 07:23:33,455 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 07:23:33,455 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 07:23:33,455 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 07:23:33,455 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 07:23:33,456 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 07:23:33,456 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 07:23:33,456 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 07:23:33,456 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 07:23:33,456 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 07:23:33,456 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 07:23:33,456 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 07:23:33,456 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 07:23:33,456 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 07:23:33,456 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 07:23:33,456 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 07:23:33,457 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 07:23:33,457 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-02 07:23:33,457 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 07:23:33,457 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 07:23:33,457 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_f46aa98f-587d-44e6-9a2b-cadb4851ff74/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e5c5eed4bd7fab4c39b1476c33057bc1fdb10c3 [2018-12-02 07:23:33,474 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 07:23:33,481 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 07:23:33,483 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 07:23:33,484 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 07:23:33,484 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 07:23:33,484 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f46aa98f-587d-44e6-9a2b-cadb4851ff74/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem01_label13_true-unreach-call_false-termination.c [2018-12-02 07:23:33,519 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f46aa98f-587d-44e6-9a2b-cadb4851ff74/bin-2019/uautomizer/data/131fad3d0/8695ffe4ebf8496dbf478f924a9e7a6d/FLAGac331d548 [2018-12-02 07:23:33,974 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 07:23:33,975 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f46aa98f-587d-44e6-9a2b-cadb4851ff74/sv-benchmarks/c/eca-rers2012/Problem01_label13_true-unreach-call_false-termination.c [2018-12-02 07:23:33,982 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f46aa98f-587d-44e6-9a2b-cadb4851ff74/bin-2019/uautomizer/data/131fad3d0/8695ffe4ebf8496dbf478f924a9e7a6d/FLAGac331d548 [2018-12-02 07:23:33,990 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f46aa98f-587d-44e6-9a2b-cadb4851ff74/bin-2019/uautomizer/data/131fad3d0/8695ffe4ebf8496dbf478f924a9e7a6d [2018-12-02 07:23:33,992 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 07:23:33,992 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 07:23:33,993 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 07:23:33,993 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 07:23:33,995 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 07:23:33,996 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:23:33" (1/1) ... [2018-12-02 07:23:33,997 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ba821c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:23:33, skipping insertion in model container [2018-12-02 07:23:33,997 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:23:33" (1/1) ... [2018-12-02 07:23:34,001 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 07:23:34,025 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 07:23:34,202 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 07:23:34,205 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 07:23:34,252 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 07:23:34,311 INFO L195 MainTranslator]: Completed translation [2018-12-02 07:23:34,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:23:34 WrapperNode [2018-12-02 07:23:34,311 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 07:23:34,311 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 07:23:34,312 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 07:23:34,312 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 07:23:34,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:23:34" (1/1) ... [2018-12-02 07:23:34,326 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:23:34" (1/1) ... [2018-12-02 07:23:34,330 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 07:23:34,330 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 07:23:34,330 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 07:23:34,331 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 07:23:34,337 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:23:34" (1/1) ... [2018-12-02 07:23:34,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:23:34" (1/1) ... [2018-12-02 07:23:34,339 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:23:34" (1/1) ... [2018-12-02 07:23:34,339 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:23:34" (1/1) ... [2018-12-02 07:23:34,355 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:23:34" (1/1) ... [2018-12-02 07:23:34,363 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:23:34" (1/1) ... [2018-12-02 07:23:34,366 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:23:34" (1/1) ... [2018-12-02 07:23:34,369 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 07:23:34,370 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 07:23:34,370 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 07:23:34,370 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 07:23:34,370 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:23:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f46aa98f-587d-44e6-9a2b-cadb4851ff74/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 07:23:34,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 07:23:34,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 07:23:34,403 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-02 07:23:34,403 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-02 07:23:34,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 07:23:34,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 07:23:34,403 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 07:23:34,404 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 07:23:34,994 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 07:23:34,994 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-02 07:23:34,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:23:34 BoogieIcfgContainer [2018-12-02 07:23:34,995 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 07:23:34,995 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 07:23:34,996 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 07:23:34,998 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 07:23:34,999 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:23:33" (1/3) ... [2018-12-02 07:23:34,999 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1defa1f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:23:34, skipping insertion in model container [2018-12-02 07:23:34,999 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:23:34" (2/3) ... [2018-12-02 07:23:35,000 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1defa1f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:23:34, skipping insertion in model container [2018-12-02 07:23:35,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:23:34" (3/3) ... [2018-12-02 07:23:35,001 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label13_true-unreach-call_false-termination.c [2018-12-02 07:23:35,009 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 07:23:35,015 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 07:23:35,028 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 07:23:35,053 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 07:23:35,054 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 07:23:35,054 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 07:23:35,054 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 07:23:35,054 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 07:23:35,054 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 07:23:35,054 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 07:23:35,055 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 07:23:35,055 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 07:23:35,072 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2018-12-02 07:23:35,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-02 07:23:35,079 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 07:23:35,080 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 07:23:35,081 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 07:23:35,084 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:23:35,085 INFO L82 PathProgramCache]: Analyzing trace with hash -2118591881, now seen corresponding path program 1 times [2018-12-02 07:23:35,086 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 07:23:35,086 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 07:23:35,114 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:23:35,114 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:23:35,114 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:23:35,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:23:35,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 07:23:35,364 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 07:23:35,364 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 07:23:35,368 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 07:23:35,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 07:23:35,381 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 07:23:35,383 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 3 states. [2018-12-02 07:23:35,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 07:23:35,837 INFO L93 Difference]: Finished difference Result 547 states and 938 transitions. [2018-12-02 07:23:35,837 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 07:23:35,839 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 129 [2018-12-02 07:23:35,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 07:23:35,849 INFO L225 Difference]: With dead ends: 547 [2018-12-02 07:23:35,850 INFO L226 Difference]: Without dead ends: 278 [2018-12-02 07:23:35,853 INFO L631 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 [2018-12-02 07:23:35,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2018-12-02 07:23:35,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 278. [2018-12-02 07:23:35,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2018-12-02 07:23:35,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 406 transitions. [2018-12-02 07:23:35,899 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 406 transitions. Word has length 129 [2018-12-02 07:23:35,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 07:23:35,900 INFO L480 AbstractCegarLoop]: Abstraction has 278 states and 406 transitions. [2018-12-02 07:23:35,900 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 07:23:35,900 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 406 transitions. [2018-12-02 07:23:35,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 07:23:35,904 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 07:23:35,904 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 07:23:35,904 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 07:23:35,904 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:23:35,904 INFO L82 PathProgramCache]: Analyzing trace with hash -2105809670, now seen corresponding path program 1 times [2018-12-02 07:23:35,904 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 07:23:35,905 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 07:23:35,905 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:23:35,905 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:23:35,905 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:23:35,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:23:35,984 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 07:23:35,984 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 07:23:35,984 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-02 07:23:35,985 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-02 07:23:35,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-02 07:23:35,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-02 07:23:35,986 INFO L87 Difference]: Start difference. First operand 278 states and 406 transitions. Second operand 5 states. [2018-12-02 07:23:36,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 07:23:36,381 INFO L93 Difference]: Finished difference Result 840 states and 1253 transitions. [2018-12-02 07:23:36,382 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 07:23:36,382 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 138 [2018-12-02 07:23:36,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 07:23:36,385 INFO L225 Difference]: With dead ends: 840 [2018-12-02 07:23:36,385 INFO L226 Difference]: Without dead ends: 568 [2018-12-02 07:23:36,386 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-02 07:23:36,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 568 states. [2018-12-02 07:23:36,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 568 to 558. [2018-12-02 07:23:36,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 558 states. [2018-12-02 07:23:36,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 558 states and 788 transitions. [2018-12-02 07:23:36,406 INFO L78 Accepts]: Start accepts. Automaton has 558 states and 788 transitions. Word has length 138 [2018-12-02 07:23:36,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 07:23:36,406 INFO L480 AbstractCegarLoop]: Abstraction has 558 states and 788 transitions. [2018-12-02 07:23:36,407 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-02 07:23:36,407 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 788 transitions. [2018-12-02 07:23:36,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-02 07:23:36,409 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 07:23:36,409 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 07:23:36,409 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 07:23:36,409 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:23:36,410 INFO L82 PathProgramCache]: Analyzing trace with hash 331870355, now seen corresponding path program 1 times [2018-12-02 07:23:36,410 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 07:23:36,410 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 07:23:36,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:23:36,410 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:23:36,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:23:36,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:23:36,466 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 07:23:36,467 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 07:23:36,467 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f46aa98f-587d-44e6-9a2b-cadb4851ff74/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 07:23:36,474 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:23:36,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:23:36,533 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 07:23:36,586 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 07:23:36,602 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 07:23:36,602 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2018-12-02 07:23:36,602 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 07:23:36,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 07:23:36,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-02 07:23:36,603 INFO L87 Difference]: Start difference. First operand 558 states and 788 transitions. Second operand 7 states. [2018-12-02 07:23:37,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 07:23:37,431 INFO L93 Difference]: Finished difference Result 1960 states and 2898 transitions. [2018-12-02 07:23:37,431 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-12-02 07:23:37,431 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 149 [2018-12-02 07:23:37,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 07:23:37,436 INFO L225 Difference]: With dead ends: 1960 [2018-12-02 07:23:37,436 INFO L226 Difference]: Without dead ends: 1408 [2018-12-02 07:23:37,437 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2018-12-02 07:23:37,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1408 states. [2018-12-02 07:23:37,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1408 to 1382. [2018-12-02 07:23:37,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1382 states. [2018-12-02 07:23:37,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 1382 states and 1890 transitions. [2018-12-02 07:23:37,464 INFO L78 Accepts]: Start accepts. Automaton has 1382 states and 1890 transitions. Word has length 149 [2018-12-02 07:23:37,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 07:23:37,464 INFO L480 AbstractCegarLoop]: Abstraction has 1382 states and 1890 transitions. [2018-12-02 07:23:37,464 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 07:23:37,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1382 states and 1890 transitions. [2018-12-02 07:23:37,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-02 07:23:37,466 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 07:23:37,466 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 07:23:37,467 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 07:23:37,467 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:23:37,467 INFO L82 PathProgramCache]: Analyzing trace with hash -668363314, now seen corresponding path program 1 times [2018-12-02 07:23:37,467 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 07:23:37,467 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 07:23:37,467 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:23:37,467 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:23:37,468 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:23:37,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:23:37,538 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 07:23:37,538 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 07:23:37,538 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 07:23:37,538 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 07:23:37,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 07:23:37,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 07:23:37,539 INFO L87 Difference]: Start difference. First operand 1382 states and 1890 transitions. Second operand 3 states. [2018-12-02 07:23:37,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 07:23:37,803 INFO L93 Difference]: Finished difference Result 1795 states and 2468 transitions. [2018-12-02 07:23:37,803 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 07:23:37,803 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 148 [2018-12-02 07:23:37,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 07:23:37,809 INFO L225 Difference]: With dead ends: 1795 [2018-12-02 07:23:37,809 INFO L226 Difference]: Without dead ends: 1793 [2018-12-02 07:23:37,810 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 07:23:37,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1793 states. [2018-12-02 07:23:37,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1793 to 1656. [2018-12-02 07:23:37,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1656 states. [2018-12-02 07:23:37,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 1656 states and 2266 transitions. [2018-12-02 07:23:37,845 INFO L78 Accepts]: Start accepts. Automaton has 1656 states and 2266 transitions. Word has length 148 [2018-12-02 07:23:37,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 07:23:37,845 INFO L480 AbstractCegarLoop]: Abstraction has 1656 states and 2266 transitions. [2018-12-02 07:23:37,845 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 07:23:37,845 INFO L276 IsEmpty]: Start isEmpty. Operand 1656 states and 2266 transitions. [2018-12-02 07:23:37,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-02 07:23:37,848 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 07:23:37,848 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 07:23:37,848 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 07:23:37,848 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 07:23:37,848 INFO L82 PathProgramCache]: Analyzing trace with hash 1576691879, now seen corresponding path program 1 times [2018-12-02 07:23:37,849 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 07:23:37,849 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 07:23:37,849 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:23:37,849 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:23:37,849 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 07:23:37,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:23:37,922 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 45 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 07:23:37,922 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 07:23:37,922 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f46aa98f-587d-44e6-9a2b-cadb4851ff74/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 07:23:37,930 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 07:23:37,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 07:23:37,973 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 07:23:37,994 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-02 07:23:38,019 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 07:23:38,020 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2018-12-02 07:23:38,020 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 07:23:38,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 07:23:38,020 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-02 07:23:38,020 INFO L87 Difference]: Start difference. First operand 1656 states and 2266 transitions. Second operand 7 states. [2018-12-02 07:23:38,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 07:23:38,847 INFO L93 Difference]: Finished difference Result 4619 states and 6512 transitions. [2018-12-02 07:23:38,847 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-12-02 07:23:38,847 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 167 [2018-12-02 07:23:38,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 07:23:38,848 INFO L225 Difference]: With dead ends: 4619 [2018-12-02 07:23:38,848 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 07:23:38,851 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2018-12-02 07:23:38,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 07:23:38,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 07:23:38,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 07:23:38,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 07:23:38,852 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 167 [2018-12-02 07:23:38,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 07:23:38,852 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 07:23:38,852 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 07:23:38,852 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 07:23:38,852 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 07:23:38,855 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 07:23:38,880 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:23:38,890 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 07:23:39,109 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 53 [2018-12-02 07:23:39,210 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 07:23:39,210 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a8~0)| ~a8~0) (= ~a17~0 |old(~a17~0)|) (= ~a20~0 |old(~a20~0)|) (= ~a21~0 |old(~a21~0)|)) [2018-12-02 07:23:39,210 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 07:23:39,210 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-12-02 07:23:39,210 INFO L448 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-12-02 07:23:39,210 INFO L448 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,210 INFO L448 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,210 INFO L448 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,211 INFO L448 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,211 INFO L448 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,211 INFO L448 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,211 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-12-02 07:23:39,211 INFO L448 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-12-02 07:23:39,211 INFO L448 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-12-02 07:23:39,211 INFO L448 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-12-02 07:23:39,211 INFO L448 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-12-02 07:23:39,211 INFO L448 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-12-02 07:23:39,211 INFO L448 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-12-02 07:23:39,211 INFO L448 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-12-02 07:23:39,211 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-12-02 07:23:39,211 INFO L448 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-12-02 07:23:39,211 INFO L448 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,211 INFO L448 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,211 INFO L448 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,211 INFO L448 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,211 INFO L448 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,211 INFO L448 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,211 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-12-02 07:23:39,211 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-12-02 07:23:39,212 INFO L448 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-12-02 07:23:39,212 INFO L448 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-12-02 07:23:39,212 INFO L448 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-12-02 07:23:39,212 INFO L448 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-12-02 07:23:39,212 INFO L448 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-12-02 07:23:39,212 INFO L448 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-12-02 07:23:39,212 INFO L448 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-12-02 07:23:39,212 INFO L448 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-12-02 07:23:39,212 INFO L448 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-12-02 07:23:39,212 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-12-02 07:23:39,212 INFO L448 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-12-02 07:23:39,212 INFO L448 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-12-02 07:23:39,212 INFO L448 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2018-12-02 07:23:39,212 INFO L448 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,212 INFO L448 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,212 INFO L448 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,212 INFO L448 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,212 INFO L448 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,212 INFO L448 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-12-02 07:23:39,212 INFO L448 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-12-02 07:23:39,212 INFO L448 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-12-02 07:23:39,212 INFO L448 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-12-02 07:23:39,212 INFO L448 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-12-02 07:23:39,213 INFO L448 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-12-02 07:23:39,213 INFO L448 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-12-02 07:23:39,213 INFO L448 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-12-02 07:23:39,213 INFO L448 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-12-02 07:23:39,213 INFO L448 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,213 INFO L448 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,213 INFO L448 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,213 INFO L448 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,213 INFO L448 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,213 INFO L448 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-12-02 07:23:39,213 INFO L448 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-12-02 07:23:39,213 INFO L448 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-12-02 07:23:39,213 INFO L448 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-12-02 07:23:39,213 INFO L448 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-12-02 07:23:39,213 INFO L448 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-12-02 07:23:39,213 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-12-02 07:23:39,213 INFO L448 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-12-02 07:23:39,213 INFO L448 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-12-02 07:23:39,213 INFO L448 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-12-02 07:23:39,213 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-12-02 07:23:39,213 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-12-02 07:23:39,213 INFO L448 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-12-02 07:23:39,213 INFO L448 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,214 INFO L448 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,214 INFO L448 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,214 INFO L448 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,214 INFO L448 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,214 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-12-02 07:23:39,214 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-12-02 07:23:39,214 INFO L448 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-12-02 07:23:39,214 INFO L448 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-12-02 07:23:39,214 INFO L448 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-12-02 07:23:39,214 INFO L448 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-12-02 07:23:39,214 INFO L448 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-12-02 07:23:39,214 INFO L448 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-12-02 07:23:39,214 INFO L448 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-12-02 07:23:39,214 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,214 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,214 INFO L448 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,214 INFO L448 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,214 INFO L448 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,214 INFO L448 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,214 INFO L448 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-12-02 07:23:39,214 INFO L448 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,214 INFO L448 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-12-02 07:23:39,215 INFO L448 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-12-02 07:23:39,215 INFO L448 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-12-02 07:23:39,215 INFO L448 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-12-02 07:23:39,215 INFO L448 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-12-02 07:23:39,215 INFO L448 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-12-02 07:23:39,215 INFO L448 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-12-02 07:23:39,215 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-12-02 07:23:39,215 INFO L448 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-12-02 07:23:39,215 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-12-02 07:23:39,215 INFO L448 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-12-02 07:23:39,215 INFO L448 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-12-02 07:23:39,215 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-12-02 07:23:39,215 INFO L448 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,215 INFO L448 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,215 INFO L448 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,215 INFO L448 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,215 INFO L448 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,215 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-12-02 07:23:39,215 INFO L448 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-12-02 07:23:39,215 INFO L448 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-12-02 07:23:39,215 INFO L448 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-12-02 07:23:39,215 INFO L448 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-12-02 07:23:39,215 INFO L448 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-12-02 07:23:39,216 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 545) no Hoare annotation was computed. [2018-12-02 07:23:39,216 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-12-02 07:23:39,216 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-12-02 07:23:39,216 INFO L448 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,216 INFO L448 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,216 INFO L448 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,216 INFO L448 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,216 INFO L448 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,216 INFO L448 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-12-02 07:23:39,216 INFO L448 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-12-02 07:23:39,216 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-12-02 07:23:39,216 INFO L448 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-12-02 07:23:39,216 INFO L448 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-12-02 07:23:39,216 INFO L448 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-12-02 07:23:39,216 INFO L448 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-12-02 07:23:39,216 INFO L448 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-12-02 07:23:39,216 INFO L448 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-12-02 07:23:39,216 INFO L448 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-12-02 07:23:39,216 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse2 (= |old(~a8~0)| ~a8~0)) (.cse13 (= ~a17~0 |old(~a17~0)|)) (.cse3 (not (= ~a16~0 6))) (.cse4 (= ~a20~0 |old(~a20~0)|)) (.cse5 (= ~a21~0 |old(~a21~0)|))) (let ((.cse8 (and .cse2 .cse13 .cse3 .cse4 .cse5)) (.cse6 (= 1 ~a17~0)) (.cse1 (not (= 1 |old(~a20~0)|))) (.cse7 (not (= 1 |old(~a17~0)|))) (.cse10 (not (= 1 |old(~a21~0)|))) (.cse11 (= 1 |old(~a7~0)|)) (.cse12 (not (= ~a7~0 1))) (.cse9 (< 0 |old(~a20~0)|)) (.cse0 (= 6 |old(~a16~0)|)) (.cse14 (< 0 |old(~a17~0)|))) (and (or .cse0 .cse1 (and .cse2 .cse3 .cse4 .cse5 .cse6) .cse7) (or .cse0 .cse8 .cse9) (or .cse10 .cse11 (and .cse12 .cse2 .cse13 .cse4 .cse5) (= 13 |old(~a8~0)|)) (or .cse8 (or .cse0 .cse10)) (or .cse10 .cse11 (and .cse12 .cse2 .cse4 .cse5 .cse6) .cse1 .cse7) (or .cse0 .cse10 .cse11 .cse12 .cse9) (or (and .cse2 .cse13 .cse4 .cse5) .cse14) (or .cse0 .cse3 .cse14)))) [2018-12-02 07:23:39,217 INFO L448 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-12-02 07:23:39,217 INFO L448 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,217 INFO L448 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,217 INFO L448 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,217 INFO L448 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,217 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-12-02 07:23:39,217 INFO L448 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,217 INFO L448 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,217 INFO L448 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-12-02 07:23:39,217 INFO L448 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-12-02 07:23:39,217 INFO L448 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-12-02 07:23:39,217 INFO L448 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-12-02 07:23:39,217 INFO L448 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-12-02 07:23:39,217 INFO L448 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-12-02 07:23:39,217 INFO L448 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-12-02 07:23:39,217 INFO L448 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-12-02 07:23:39,217 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-12-02 07:23:39,217 INFO L448 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-12-02 07:23:39,217 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-12-02 07:23:39,217 INFO L448 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-12-02 07:23:39,217 INFO L448 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,217 INFO L448 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,217 INFO L448 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,217 INFO L448 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,218 INFO L448 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,218 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-12-02 07:23:39,218 INFO L448 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,218 INFO L448 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-12-02 07:23:39,218 INFO L448 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-12-02 07:23:39,218 INFO L448 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-12-02 07:23:39,218 INFO L448 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-12-02 07:23:39,218 INFO L448 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-12-02 07:23:39,218 INFO L448 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-12-02 07:23:39,218 INFO L448 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-12-02 07:23:39,218 INFO L448 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-12-02 07:23:39,218 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-12-02 07:23:39,218 INFO L448 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-12-02 07:23:39,218 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-12-02 07:23:39,218 INFO L448 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-12-02 07:23:39,218 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-12-02 07:23:39,218 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-12-02 07:23:39,218 INFO L448 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,218 INFO L448 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,218 INFO L448 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,218 INFO L448 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,219 INFO L448 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,219 INFO L448 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2018-12-02 07:23:39,219 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-12-02 07:23:39,219 INFO L448 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-12-02 07:23:39,219 INFO L448 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-12-02 07:23:39,219 INFO L448 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-12-02 07:23:39,219 INFO L448 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-12-02 07:23:39,219 INFO L448 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-12-02 07:23:39,219 INFO L448 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-12-02 07:23:39,219 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-12-02 07:23:39,219 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-12-02 07:23:39,219 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-12-02 07:23:39,219 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 07:23:39,219 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a7~0 1)) (= 1 ~a20~0) (not (= ~a16~0 6)) (= 1 ~a21~0) (not (= ~a8~0 13)) (= 1 ~a17~0)) [2018-12-02 07:23:39,219 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 07:23:39,219 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 07:23:39,219 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (= 1 |old(~a7~0)|) (and (not (= ~a7~0 1)) (= |old(~a8~0)| ~a8~0) (not (= ~a16~0 6)) (= ~a20~0 |old(~a20~0)|) (= ~a21~0 |old(~a21~0)|) (= 1 ~a17~0)) (not (= 1 |old(~a20~0)|)) (= 13 |old(~a8~0)|) (not (= 1 |old(~a17~0)|))) [2018-12-02 07:23:39,219 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-12-02 07:23:39,219 INFO L444 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse0 (not (= ~a16~0 6))) (.cse2 (not (= ~a7~0 1))) (.cse3 (= 1 ~a20~0)) (.cse1 (= 1 ~a21~0)) (.cse4 (= 1 ~a17~0))) (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (= 13 |old(~a8~0)|) (and .cse0 (<= ~a20~0 0)) (<= ~a17~0 0) (not (= 1 |old(~a17~0)|)) (= 1 |old(~a7~0)|) (and .cse0 .cse1) (not (= 1 |old(~a20~0)|)) (and .cse2 .cse1 (not (= ~a8~0 13))) (and .cse3 .cse0 .cse4) (and .cse2 .cse3 .cse1 .cse4))) [2018-12-02 07:23:39,219 INFO L448 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-12-02 07:23:39,220 INFO L448 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-12-02 07:23:39,220 INFO L444 ceAbstractionStarter]: At program point L583-2(lines 583 593) the Hoare annotation is: (let ((.cse0 (not (= ~a16~0 6))) (.cse2 (not (= ~a7~0 1))) (.cse3 (= 1 ~a20~0)) (.cse1 (= 1 ~a21~0)) (.cse4 (= 1 ~a17~0))) (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (= 13 |old(~a8~0)|) (and .cse0 (<= ~a20~0 0)) (<= ~a17~0 0) (not (= 1 |old(~a17~0)|)) (= 1 |old(~a7~0)|) (and .cse0 .cse1) (not (= 1 |old(~a20~0)|)) (and .cse2 .cse1 (not (= ~a8~0 13))) (and .cse3 .cse0 .cse4) (and .cse2 .cse3 .cse1 .cse4))) [2018-12-02 07:23:39,220 INFO L448 ceAbstractionStarter]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2018-12-02 07:23:39,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 07:23:39 BoogieIcfgContainer [2018-12-02 07:23:39,229 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 07:23:39,230 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 07:23:39,230 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 07:23:39,230 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 07:23:39,230 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:23:34" (3/4) ... [2018-12-02 07:23:39,232 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 07:23:39,237 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 07:23:39,237 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-02 07:23:39,237 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 07:23:39,243 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-02 07:23:39,244 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-02 07:23:39,262 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((6 == \old(a16) || !(1 == \old(a21))) || 13 == \old(a8)) || (!(a16 == 6) && a20 <= 0)) || a17 <= 0) || !(1 == \old(a17))) || 1 == \old(a7)) || (!(a16 == 6) && 1 == a21)) || !(1 == \old(a20))) || ((!(a7 == 1) && 1 == a21) && !(a8 == 13))) || ((1 == a20 && !(a16 == 6)) && 1 == a17)) || (((!(a7 == 1) && 1 == a20) && 1 == a21) && 1 == a17) [2018-12-02 07:23:39,316 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f46aa98f-587d-44e6-9a2b-cadb4851ff74/bin-2019/uautomizer/witness.graphml [2018-12-02 07:23:39,316 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 07:23:39,316 INFO L168 Benchmark]: Toolchain (without parser) took 5324.49 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 324.5 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -193.6 MB). Peak memory consumption was 130.9 MB. Max. memory is 11.5 GB. [2018-12-02 07:23:39,317 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 07:23:39,317 INFO L168 Benchmark]: CACSL2BoogieTranslator took 318.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -187.0 MB). Peak memory consumption was 52.8 MB. Max. memory is 11.5 GB. [2018-12-02 07:23:39,317 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.76 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 07:23:39,317 INFO L168 Benchmark]: Boogie Preprocessor took 39.03 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: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. [2018-12-02 07:23:39,318 INFO L168 Benchmark]: RCFGBuilder took 625.05 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: 97.7 MB). Peak memory consumption was 97.7 MB. Max. memory is 11.5 GB. [2018-12-02 07:23:39,318 INFO L168 Benchmark]: TraceAbstraction took 4233.95 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 174.6 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -137.3 MB). Peak memory consumption was 37.3 MB. Max. memory is 11.5 GB. [2018-12-02 07:23:39,318 INFO L168 Benchmark]: Witness Printer took 86.42 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 19.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 11.5 GB. [2018-12-02 07:23:39,319 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 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 318.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -187.0 MB). Peak memory consumption was 52.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 18.76 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.03 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: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 625.05 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: 97.7 MB). Peak memory consumption was 97.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4233.95 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 174.6 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -137.3 MB). Peak memory consumption was 37.3 MB. Max. memory is 11.5 GB. * Witness Printer took 86.42 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 19.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 545]: 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: 583]: Loop Invariant Derived loop invariant: ((((((((((6 == \old(a16) || !(1 == \old(a21))) || 13 == \old(a8)) || (!(a16 == 6) && a20 <= 0)) || a17 <= 0) || !(1 == \old(a17))) || 1 == \old(a7)) || (!(a16 == 6) && 1 == a21)) || !(1 == \old(a20))) || ((!(a7 == 1) && 1 == a21) && !(a8 == 13))) || ((1 == a20 && !(a16 == 6)) && 1 == a17)) || (((!(a7 == 1) && 1 == a20) && 1 == a21) && 1 == a17) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. SAFE Result, 4.1s OverallTime, 5 OverallIterations, 3 TraceHistogramMax, 2.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 167 SDtfs, 1735 SDslu, 230 SDs, 0 SdLazy, 3737 SolverSat, 671 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 374 GetRequests, 338 SyntacticMatches, 3 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1656occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 173 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 50 PreInvPairs, 100 NumberOfFragments, 426 HoareAnnotationTreeSize, 50 FomulaSimplifications, 1996 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 815 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 1047 NumberOfCodeBlocks, 1047 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1040 ConstructedInterpolants, 0 QuantifiedInterpolants, 391566 SizeOfPredicates, 4 NumberOfNonLiveVariables, 893 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 158/162 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...