./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label39_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_dc1f419b-7344-48df-9799-ca178101cff6/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_dc1f419b-7344-48df-9799-ca178101cff6/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_dc1f419b-7344-48df-9799-ca178101cff6/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_dc1f419b-7344-48df-9799-ca178101cff6/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label39_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_dc1f419b-7344-48df-9799-ca178101cff6/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_dc1f419b-7344-48df-9799-ca178101cff6/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 1e89048ccdb20a97a14cb213e125edb5cbe6d123 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 13:10:38,566 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 13:10:38,567 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 13:10:38,574 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 13:10:38,575 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 13:10:38,576 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 13:10:38,577 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 13:10:38,579 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 13:10:38,580 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 13:10:38,581 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 13:10:38,582 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 13:10:38,582 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 13:10:38,583 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 13:10:38,584 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 13:10:38,585 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 13:10:38,586 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 13:10:38,587 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 13:10:38,588 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 13:10:38,590 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 13:10:38,592 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 13:10:38,593 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 13:10:38,594 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 13:10:38,596 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 13:10:38,597 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 13:10:38,597 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 13:10:38,598 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 13:10:38,599 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 13:10:38,600 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 13:10:38,601 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 13:10:38,602 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 13:10:38,602 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 13:10:38,603 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 13:10:38,603 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 13:10:38,604 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 13:10:38,605 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 13:10:38,606 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 13:10:38,606 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_dc1f419b-7344-48df-9799-ca178101cff6/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 13:10:38,619 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 13:10:38,619 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 13:10:38,620 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 13:10:38,621 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 13:10:38,621 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 13:10:38,621 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 13:10:38,622 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 13:10:38,622 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 13:10:38,622 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 13:10:38,622 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 13:10:38,622 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 13:10:38,623 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 13:10:38,623 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 13:10:38,623 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 13:10:38,623 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 13:10:38,623 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 13:10:38,623 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 13:10:38,624 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 13:10:38,624 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 13:10:38,624 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 13:10:38,624 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 13:10:38,624 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 13:10:38,625 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 13:10:38,625 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 13:10:38,625 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 13:10:38,625 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 13:10:38,625 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 13:10:38,626 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 13:10:38,626 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 13:10:38,626 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 13:10:38,626 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_dc1f419b-7344-48df-9799-ca178101cff6/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 -> 1e89048ccdb20a97a14cb213e125edb5cbe6d123 [2018-11-28 13:10:38,657 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 13:10:38,670 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 13:10:38,673 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 13:10:38,674 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 13:10:38,675 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 13:10:38,675 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_dc1f419b-7344-48df-9799-ca178101cff6/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label39_true-unreach-call_false-termination.c [2018-11-28 13:10:38,731 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dc1f419b-7344-48df-9799-ca178101cff6/bin-2019/uautomizer/data/507835566/c19ecd185a224364b0bd5901c7320a16/FLAG3cdd79039 [2018-11-28 13:10:39,165 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 13:10:39,166 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_dc1f419b-7344-48df-9799-ca178101cff6/sv-benchmarks/c/eca-rers2012/Problem02_label39_true-unreach-call_false-termination.c [2018-11-28 13:10:39,176 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dc1f419b-7344-48df-9799-ca178101cff6/bin-2019/uautomizer/data/507835566/c19ecd185a224364b0bd5901c7320a16/FLAG3cdd79039 [2018-11-28 13:10:39,190 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_dc1f419b-7344-48df-9799-ca178101cff6/bin-2019/uautomizer/data/507835566/c19ecd185a224364b0bd5901c7320a16 [2018-11-28 13:10:39,192 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 13:10:39,193 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 13:10:39,194 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 13:10:39,194 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 13:10:39,196 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 13:10:39,197 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:10:39" (1/1) ... [2018-11-28 13:10:39,199 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e0d5766 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:39, skipping insertion in model container [2018-11-28 13:10:39,199 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:10:39" (1/1) ... [2018-11-28 13:10:39,204 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 13:10:39,242 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 13:10:39,520 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:10:39,525 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 13:10:39,690 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:10:39,706 INFO L195 MainTranslator]: Completed translation [2018-11-28 13:10:39,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:39 WrapperNode [2018-11-28 13:10:39,707 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 13:10:39,708 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 13:10:39,708 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 13:10:39,708 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 13:10:39,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:39" (1/1) ... [2018-11-28 13:10:39,726 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:39" (1/1) ... [2018-11-28 13:10:39,732 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 13:10:39,732 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 13:10:39,732 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 13:10:39,732 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 13:10:39,740 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:39" (1/1) ... [2018-11-28 13:10:39,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:39" (1/1) ... [2018-11-28 13:10:39,744 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:39" (1/1) ... [2018-11-28 13:10:39,744 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:39" (1/1) ... [2018-11-28 13:10:39,768 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:39" (1/1) ... [2018-11-28 13:10:39,778 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:39" (1/1) ... [2018-11-28 13:10:39,781 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:39" (1/1) ... [2018-11-28 13:10:39,786 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 13:10:39,786 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 13:10:39,786 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 13:10:39,787 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 13:10:39,787 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc1f419b-7344-48df-9799-ca178101cff6/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 [2018-11-28 13:10:39,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 13:10:39,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 13:10:39,830 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-28 13:10:39,830 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-28 13:10:39,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 13:10:39,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 13:10:39,830 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 13:10:39,830 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 13:10:40,837 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 13:10:40,837 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-28 13:10:40,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:10:40 BoogieIcfgContainer [2018-11-28 13:10:40,838 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 13:10:40,838 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 13:10:40,839 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 13:10:40,841 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 13:10:40,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 01:10:39" (1/3) ... [2018-11-28 13:10:40,842 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40f920d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:10:40, skipping insertion in model container [2018-11-28 13:10:40,842 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:39" (2/3) ... [2018-11-28 13:10:40,842 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40f920d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:10:40, skipping insertion in model container [2018-11-28 13:10:40,843 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:10:40" (3/3) ... [2018-11-28 13:10:40,844 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label39_true-unreach-call_false-termination.c [2018-11-28 13:10:40,852 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 13:10:40,859 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 13:10:40,873 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 13:10:40,900 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 13:10:40,901 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 13:10:40,901 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 13:10:40,901 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 13:10:40,901 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 13:10:40,902 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 13:10:40,902 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 13:10:40,902 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 13:10:40,902 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 13:10:40,921 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2018-11-28 13:10:40,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-28 13:10:40,930 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:10:40,931 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] [2018-11-28 13:10:40,932 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:10:40,935 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:10:40,936 INFO L82 PathProgramCache]: Analyzing trace with hash 640678305, now seen corresponding path program 1 times [2018-11-28 13:10:40,937 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:10:40,937 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:10:40,976 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:40,976 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:10:40,976 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:41,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:10:41,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:10:41,262 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:10:41,263 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 13:10:41,267 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 13:10:41,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 13:10:41,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 13:10:41,280 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 3 states. [2018-11-28 13:10:41,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:10:41,836 INFO L93 Difference]: Finished difference Result 618 states and 1056 transitions. [2018-11-28 13:10:41,836 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 13:10:41,837 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 117 [2018-11-28 13:10:41,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:10:41,846 INFO L225 Difference]: With dead ends: 618 [2018-11-28 13:10:41,846 INFO L226 Difference]: Without dead ends: 320 [2018-11-28 13:10:41,849 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 [2018-11-28 13:10:41,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-11-28 13:10:41,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2018-11-28 13:10:41,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2018-11-28 13:10:41,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 465 transitions. [2018-11-28 13:10:41,892 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 465 transitions. Word has length 117 [2018-11-28 13:10:41,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:10:41,893 INFO L480 AbstractCegarLoop]: Abstraction has 320 states and 465 transitions. [2018-11-28 13:10:41,893 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 13:10:41,893 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 465 transitions. [2018-11-28 13:10:41,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-28 13:10:41,896 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:10:41,896 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-11-28 13:10:41,896 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:10:41,897 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:10:41,897 INFO L82 PathProgramCache]: Analyzing trace with hash -758657178, now seen corresponding path program 1 times [2018-11-28 13:10:41,897 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:10:41,897 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:10:41,898 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:41,898 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:10:41,899 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:41,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:10:42,152 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:10:42,152 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:10:42,152 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 13:10:42,154 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 13:10:42,154 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 13:10:42,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 13:10:42,154 INFO L87 Difference]: Start difference. First operand 320 states and 465 transitions. Second operand 5 states. [2018-11-28 13:10:42,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:10:42,628 INFO L93 Difference]: Finished difference Result 721 states and 1089 transitions. [2018-11-28 13:10:42,628 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 13:10:42,628 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 125 [2018-11-28 13:10:42,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:10:42,631 INFO L225 Difference]: With dead ends: 721 [2018-11-28 13:10:42,631 INFO L226 Difference]: Without dead ends: 320 [2018-11-28 13:10:42,633 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 13:10:42,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-11-28 13:10:42,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2018-11-28 13:10:42,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2018-11-28 13:10:42,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 461 transitions. [2018-11-28 13:10:42,648 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 461 transitions. Word has length 125 [2018-11-28 13:10:42,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:10:42,649 INFO L480 AbstractCegarLoop]: Abstraction has 320 states and 461 transitions. [2018-11-28 13:10:42,649 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 13:10:42,649 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 461 transitions. [2018-11-28 13:10:42,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-28 13:10:42,651 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:10:42,652 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-11-28 13:10:42,652 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:10:42,653 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:10:42,653 INFO L82 PathProgramCache]: Analyzing trace with hash 79547442, now seen corresponding path program 1 times [2018-11-28 13:10:42,653 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:10:42,653 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:10:42,654 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:42,654 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:10:42,654 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:42,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:10:42,853 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:10:42,853 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:10:42,853 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 13:10:42,853 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 13:10:42,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 13:10:42,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 13:10:42,854 INFO L87 Difference]: Start difference. First operand 320 states and 461 transitions. Second operand 5 states. [2018-11-28 13:10:43,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:10:43,182 INFO L93 Difference]: Finished difference Result 717 states and 1075 transitions. [2018-11-28 13:10:43,182 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 13:10:43,183 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 131 [2018-11-28 13:10:43,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:10:43,185 INFO L225 Difference]: With dead ends: 717 [2018-11-28 13:10:43,185 INFO L226 Difference]: Without dead ends: 320 [2018-11-28 13:10:43,186 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 13:10:43,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-11-28 13:10:43,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2018-11-28 13:10:43,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2018-11-28 13:10:43,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 455 transitions. [2018-11-28 13:10:43,197 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 455 transitions. Word has length 131 [2018-11-28 13:10:43,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:10:43,197 INFO L480 AbstractCegarLoop]: Abstraction has 320 states and 455 transitions. [2018-11-28 13:10:43,197 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 13:10:43,198 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 455 transitions. [2018-11-28 13:10:43,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-28 13:10:43,200 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:10:43,200 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:10:43,200 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:10:43,200 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:10:43,200 INFO L82 PathProgramCache]: Analyzing trace with hash 505867657, now seen corresponding path program 1 times [2018-11-28 13:10:43,201 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:10:43,201 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:10:43,201 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:43,202 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:10:43,202 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:43,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:10:43,283 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:10:43,283 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:10:43,283 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 13:10:43,284 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 13:10:43,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 13:10:43,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-28 13:10:43,284 INFO L87 Difference]: Start difference. First operand 320 states and 455 transitions. Second operand 6 states. [2018-11-28 13:10:43,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:10:43,699 INFO L93 Difference]: Finished difference Result 951 states and 1383 transitions. [2018-11-28 13:10:43,699 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 13:10:43,699 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 139 [2018-11-28 13:10:43,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:10:43,702 INFO L225 Difference]: With dead ends: 951 [2018-11-28 13:10:43,702 INFO L226 Difference]: Without dead ends: 637 [2018-11-28 13:10:43,702 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 [2018-11-28 13:10:43,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 637 states. [2018-11-28 13:10:43,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 637 to 626. [2018-11-28 13:10:43,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2018-11-28 13:10:43,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 870 transitions. [2018-11-28 13:10:43,722 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 870 transitions. Word has length 139 [2018-11-28 13:10:43,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:10:43,722 INFO L480 AbstractCegarLoop]: Abstraction has 626 states and 870 transitions. [2018-11-28 13:10:43,722 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 13:10:43,722 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 870 transitions. [2018-11-28 13:10:43,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-28 13:10:43,724 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:10:43,724 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:10:43,724 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:10:43,725 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:10:43,725 INFO L82 PathProgramCache]: Analyzing trace with hash -571744819, now seen corresponding path program 1 times [2018-11-28 13:10:43,725 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:10:43,726 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:10:43,726 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:43,726 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:10:43,726 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:43,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:10:43,849 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:10:43,849 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:10:43,850 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 13:10:43,850 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 13:10:43,850 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 13:10:43,850 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 13:10:43,850 INFO L87 Difference]: Start difference. First operand 626 states and 870 transitions. Second operand 5 states. [2018-11-28 13:10:44,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:10:44,276 INFO L93 Difference]: Finished difference Result 1330 states and 1901 transitions. [2018-11-28 13:10:44,277 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 13:10:44,277 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 141 [2018-11-28 13:10:44,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:10:44,279 INFO L225 Difference]: With dead ends: 1330 [2018-11-28 13:10:44,279 INFO L226 Difference]: Without dead ends: 626 [2018-11-28 13:10:44,282 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 13:10:44,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 626 states. [2018-11-28 13:10:44,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 626 to 626. [2018-11-28 13:10:44,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2018-11-28 13:10:44,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 858 transitions. [2018-11-28 13:10:44,298 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 858 transitions. Word has length 141 [2018-11-28 13:10:44,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:10:44,298 INFO L480 AbstractCegarLoop]: Abstraction has 626 states and 858 transitions. [2018-11-28 13:10:44,298 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 13:10:44,298 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 858 transitions. [2018-11-28 13:10:44,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-28 13:10:44,300 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:10:44,300 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:10:44,300 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:10:44,300 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:10:44,300 INFO L82 PathProgramCache]: Analyzing trace with hash 1019973137, now seen corresponding path program 1 times [2018-11-28 13:10:44,301 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:10:44,301 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:10:44,301 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:44,301 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:10:44,301 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:44,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:10:44,433 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:10:44,433 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:10:44,433 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 13:10:44,434 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 13:10:44,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 13:10:44,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 13:10:44,434 INFO L87 Difference]: Start difference. First operand 626 states and 858 transitions. Second operand 5 states. [2018-11-28 13:10:45,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:10:45,013 INFO L93 Difference]: Finished difference Result 1332 states and 1876 transitions. [2018-11-28 13:10:45,014 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 13:10:45,014 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 143 [2018-11-28 13:10:45,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:10:45,018 INFO L225 Difference]: With dead ends: 1332 [2018-11-28 13:10:45,018 INFO L226 Difference]: Without dead ends: 626 [2018-11-28 13:10:45,019 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 13:10:45,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 626 states. [2018-11-28 13:10:45,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 626 to 626. [2018-11-28 13:10:45,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2018-11-28 13:10:45,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 842 transitions. [2018-11-28 13:10:45,052 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 842 transitions. Word has length 143 [2018-11-28 13:10:45,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:10:45,052 INFO L480 AbstractCegarLoop]: Abstraction has 626 states and 842 transitions. [2018-11-28 13:10:45,052 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 13:10:45,052 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 842 transitions. [2018-11-28 13:10:45,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-28 13:10:45,054 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:10:45,054 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:10:45,054 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:10:45,055 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:10:45,055 INFO L82 PathProgramCache]: Analyzing trace with hash -1793380711, now seen corresponding path program 1 times [2018-11-28 13:10:45,055 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:10:45,055 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:10:45,055 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:45,056 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:10:45,056 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:45,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:10:45,121 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:10:45,121 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:10:45,122 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 13:10:45,122 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 13:10:45,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 13:10:45,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-28 13:10:45,122 INFO L87 Difference]: Start difference. First operand 626 states and 842 transitions. Second operand 6 states. [2018-11-28 13:10:45,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:10:45,622 INFO L93 Difference]: Finished difference Result 1858 states and 2598 transitions. [2018-11-28 13:10:45,624 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 13:10:45,624 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 147 [2018-11-28 13:10:45,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:10:45,630 INFO L225 Difference]: With dead ends: 1858 [2018-11-28 13:10:45,630 INFO L226 Difference]: Without dead ends: 1238 [2018-11-28 13:10:45,632 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 [2018-11-28 13:10:45,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1238 states. [2018-11-28 13:10:45,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1238 to 1218. [2018-11-28 13:10:45,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1218 states. [2018-11-28 13:10:45,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 1218 states and 1635 transitions. [2018-11-28 13:10:45,666 INFO L78 Accepts]: Start accepts. Automaton has 1218 states and 1635 transitions. Word has length 147 [2018-11-28 13:10:45,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:10:45,666 INFO L480 AbstractCegarLoop]: Abstraction has 1218 states and 1635 transitions. [2018-11-28 13:10:45,666 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 13:10:45,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1635 transitions. [2018-11-28 13:10:45,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-28 13:10:45,670 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:10:45,670 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, 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] [2018-11-28 13:10:45,670 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:10:45,670 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:10:45,670 INFO L82 PathProgramCache]: Analyzing trace with hash -1396546535, now seen corresponding path program 1 times [2018-11-28 13:10:45,670 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:10:45,670 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:10:45,671 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:45,671 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:10:45,671 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:45,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:10:45,856 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 86 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:10:45,856 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 13:10:45,856 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc1f419b-7344-48df-9799-ca178101cff6/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 [2018-11-28 13:10:45,865 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:10:45,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:10:45,933 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 13:10:46,010 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-28 13:10:46,035 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 13:10:46,035 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2018-11-28 13:10:46,036 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 13:10:46,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 13:10:46,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-28 13:10:46,036 INFO L87 Difference]: Start difference. First operand 1218 states and 1635 transitions. Second operand 7 states. [2018-11-28 13:10:47,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:10:47,215 INFO L93 Difference]: Finished difference Result 3651 states and 5065 transitions. [2018-11-28 13:10:47,216 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-28 13:10:47,216 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 181 [2018-11-28 13:10:47,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:10:47,223 INFO L225 Difference]: With dead ends: 3651 [2018-11-28 13:10:47,223 INFO L226 Difference]: Without dead ends: 1542 [2018-11-28 13:10:47,228 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2018-11-28 13:10:47,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1542 states. [2018-11-28 13:10:47,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1542 to 1518. [2018-11-28 13:10:47,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1518 states. [2018-11-28 13:10:47,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 1518 states and 1899 transitions. [2018-11-28 13:10:47,274 INFO L78 Accepts]: Start accepts. Automaton has 1518 states and 1899 transitions. Word has length 181 [2018-11-28 13:10:47,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:10:47,274 INFO L480 AbstractCegarLoop]: Abstraction has 1518 states and 1899 transitions. [2018-11-28 13:10:47,274 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 13:10:47,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 1899 transitions. [2018-11-28 13:10:47,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-28 13:10:47,279 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:10:47,279 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:10:47,280 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:10:47,280 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:10:47,280 INFO L82 PathProgramCache]: Analyzing trace with hash 1823529334, now seen corresponding path program 1 times [2018-11-28 13:10:47,280 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:10:47,280 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:10:47,281 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:47,281 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:10:47,281 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:47,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:10:47,409 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 85 proven. 4 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-28 13:10:47,409 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 13:10:47,409 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc1f419b-7344-48df-9799-ca178101cff6/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 [2018-11-28 13:10:47,421 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:10:47,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:10:47,507 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 13:10:47,582 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 104 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-28 13:10:47,611 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 13:10:47,611 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2018-11-28 13:10:47,612 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 13:10:47,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 13:10:47,612 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-11-28 13:10:47,612 INFO L87 Difference]: Start difference. First operand 1518 states and 1899 transitions. Second operand 8 states. [2018-11-28 13:10:48,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:10:48,007 INFO L93 Difference]: Finished difference Result 2719 states and 3368 transitions. [2018-11-28 13:10:48,010 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 13:10:48,010 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 209 [2018-11-28 13:10:48,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:10:48,015 INFO L225 Difference]: With dead ends: 2719 [2018-11-28 13:10:48,015 INFO L226 Difference]: Without dead ends: 1207 [2018-11-28 13:10:48,019 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 210 SyntacticMatches, 3 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-11-28 13:10:48,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1207 states. [2018-11-28 13:10:48,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1207 to 1061. [2018-11-28 13:10:48,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1061 states. [2018-11-28 13:10:48,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 1061 states and 1275 transitions. [2018-11-28 13:10:48,051 INFO L78 Accepts]: Start accepts. Automaton has 1061 states and 1275 transitions. Word has length 209 [2018-11-28 13:10:48,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:10:48,056 INFO L480 AbstractCegarLoop]: Abstraction has 1061 states and 1275 transitions. [2018-11-28 13:10:48,056 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 13:10:48,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 1275 transitions. [2018-11-28 13:10:48,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-28 13:10:48,061 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:10:48,061 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:10:48,062 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:10:48,062 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:10:48,062 INFO L82 PathProgramCache]: Analyzing trace with hash 1634940395, now seen corresponding path program 1 times [2018-11-28 13:10:48,062 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:10:48,062 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:10:48,063 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:48,063 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:10:48,063 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:48,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:10:48,216 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 97 proven. 53 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-28 13:10:48,216 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 13:10:48,216 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc1f419b-7344-48df-9799-ca178101cff6/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 13:10:48,228 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:10:48,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:10:48,314 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 13:10:48,404 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 102 proven. 2 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-28 13:10:48,435 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 13:10:48,435 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 5] total 13 [2018-11-28 13:10:48,436 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-28 13:10:48,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-28 13:10:48,437 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2018-11-28 13:10:48,437 INFO L87 Difference]: Start difference. First operand 1061 states and 1275 transitions. Second operand 13 states. [2018-11-28 13:10:49,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:10:49,752 INFO L93 Difference]: Finished difference Result 2827 states and 3866 transitions. [2018-11-28 13:10:49,755 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-11-28 13:10:49,755 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 220 [2018-11-28 13:10:49,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:10:49,767 INFO L225 Difference]: With dead ends: 2827 [2018-11-28 13:10:49,767 INFO L226 Difference]: Without dead ends: 1772 [2018-11-28 13:10:49,771 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 267 GetRequests, 236 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 216 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=303, Invalid=753, Unknown=0, NotChecked=0, Total=1056 [2018-11-28 13:10:49,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1772 states. [2018-11-28 13:10:49,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1772 to 1656. [2018-11-28 13:10:49,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1656 states. [2018-11-28 13:10:49,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 1656 states and 1962 transitions. [2018-11-28 13:10:49,845 INFO L78 Accepts]: Start accepts. Automaton has 1656 states and 1962 transitions. Word has length 220 [2018-11-28 13:10:49,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:10:49,845 INFO L480 AbstractCegarLoop]: Abstraction has 1656 states and 1962 transitions. [2018-11-28 13:10:49,845 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-28 13:10:49,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1656 states and 1962 transitions. [2018-11-28 13:10:49,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-28 13:10:49,852 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:10:49,852 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-28 13:10:49,852 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:10:49,852 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:10:49,853 INFO L82 PathProgramCache]: Analyzing trace with hash -2061597238, now seen corresponding path program 1 times [2018-11-28 13:10:49,853 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:10:49,853 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:10:49,854 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:49,854 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:10:49,854 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:49,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:10:50,425 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 226 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:10:50,425 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 13:10:50,425 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc1f419b-7344-48df-9799-ca178101cff6/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 13:10:50,432 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:10:50,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:10:50,518 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 13:10:50,672 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 225 proven. 2 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-28 13:10:50,690 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 13:10:50,690 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 6] total 20 [2018-11-28 13:10:50,691 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-11-28 13:10:50,691 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-11-28 13:10:50,691 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=319, Unknown=0, NotChecked=0, Total=380 [2018-11-28 13:10:50,692 INFO L87 Difference]: Start difference. First operand 1656 states and 1962 transitions. Second operand 20 states. [2018-11-28 13:10:57,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:10:57,516 INFO L93 Difference]: Finished difference Result 3850 states and 5554 transitions. [2018-11-28 13:10:57,517 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2018-11-28 13:10:57,517 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 264 [2018-11-28 13:10:57,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:10:57,518 INFO L225 Difference]: With dead ends: 3850 [2018-11-28 13:10:57,518 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 13:10:57,535 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 382 GetRequests, 294 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2766 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=1448, Invalid=6562, Unknown=0, NotChecked=0, Total=8010 [2018-11-28 13:10:57,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 13:10:57,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 13:10:57,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 13:10:57,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 13:10:57,538 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 264 [2018-11-28 13:10:57,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:10:57,538 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 13:10:57,538 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-11-28 13:10:57,538 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 13:10:57,538 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 13:10:57,543 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 13:10:57,743 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:57,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:57,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:57,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:57,750 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:57,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:57,753 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:57,754 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:57,758 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:57,782 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:57,794 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:57,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:57,846 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:57,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:57,850 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:57,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:57,888 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:57,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:57,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:57,940 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:57,950 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:57,960 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:57,965 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:57,969 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:57,975 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:57,981 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,006 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,027 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,041 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,054 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,058 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,067 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,069 WARN L180 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 153 [2018-11-28 13:10:58,076 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,077 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,078 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,079 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,081 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,082 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,083 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,084 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,088 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,110 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,120 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,121 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,181 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,252 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,275 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,278 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,281 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,312 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,332 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,344 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,361 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:58,369 WARN L180 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 153 [2018-11-28 13:10:59,477 WARN L180 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 135 DAG size of output: 85 [2018-11-28 13:11:00,068 WARN L180 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 57 [2018-11-28 13:11:00,635 WARN L180 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 57 [2018-11-28 13:11:00,638 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 13:11:00,638 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a11~0)| ~a11~0) (= |old(~a17~0)| ~a17~0) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|)) [2018-11-28 13:11:00,638 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 13:11:00,638 INFO L448 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,638 INFO L448 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,638 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,638 INFO L448 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,638 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,639 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-11-28 13:11:00,639 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-11-28 13:11:00,639 INFO L448 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-28 13:11:00,639 INFO L448 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-28 13:11:00,639 INFO L448 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-28 13:11:00,639 INFO L448 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-28 13:11:00,639 INFO L448 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-28 13:11:00,639 INFO L448 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-11-28 13:11:00,639 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-11-28 13:11:00,639 INFO L448 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-11-28 13:11:00,639 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-28 13:11:00,639 INFO L448 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-11-28 13:11:00,639 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-11-28 13:11:00,640 INFO L448 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,640 INFO L448 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,640 INFO L448 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,640 INFO L448 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,640 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-28 13:11:00,640 INFO L448 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,645 INFO L448 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-11-28 13:11:00,645 INFO L448 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-28 13:11:00,645 INFO L448 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-28 13:11:00,646 INFO L448 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-28 13:11:00,646 INFO L448 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-11-28 13:11:00,646 INFO L448 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-28 13:11:00,646 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-11-28 13:11:00,646 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-28 13:11:00,646 INFO L448 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-28 13:11:00,646 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-11-28 13:11:00,646 INFO L448 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-11-28 13:11:00,646 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-11-28 13:11:00,646 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-11-28 13:11:00,646 INFO L448 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-11-28 13:11:00,646 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-11-28 13:11:00,646 INFO L448 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,647 INFO L448 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,647 INFO L448 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,647 INFO L448 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,647 INFO L448 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,647 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-11-28 13:11:00,647 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-11-28 13:11:00,647 INFO L448 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-11-28 13:11:00,647 INFO L448 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-28 13:11:00,647 INFO L448 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-28 13:11:00,647 INFO L448 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-28 13:11:00,647 INFO L448 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-28 13:11:00,647 INFO L448 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-28 13:11:00,647 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-11-28 13:11:00,647 INFO L448 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-11-28 13:11:00,648 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-11-28 13:11:00,648 INFO L448 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,648 INFO L448 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,648 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,648 INFO L448 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,648 INFO L448 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,648 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-11-28 13:11:00,648 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-11-28 13:11:00,648 INFO L448 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-11-28 13:11:00,648 INFO L448 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-28 13:11:00,648 INFO L448 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-28 13:11:00,648 INFO L448 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-28 13:11:00,648 INFO L448 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-28 13:11:00,649 INFO L448 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-28 13:11:00,649 INFO L448 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-11-28 13:11:00,649 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-11-28 13:11:00,649 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-11-28 13:11:00,649 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-11-28 13:11:00,649 INFO L448 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-11-28 13:11:00,649 INFO L448 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,649 INFO L448 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,649 INFO L448 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,649 INFO L448 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,649 INFO L448 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,649 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-11-28 13:11:00,649 INFO L448 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-28 13:11:00,649 INFO L448 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-28 13:11:00,650 INFO L448 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-28 13:11:00,650 INFO L448 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-28 13:11:00,650 INFO L448 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-28 13:11:00,650 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-11-28 13:11:00,650 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-11-28 13:11:00,650 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-11-28 13:11:00,650 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-11-28 13:11:00,650 INFO L448 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-11-28 13:11:00,650 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-11-28 13:11:00,650 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-11-28 13:11:00,650 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-28 13:11:00,650 INFO L448 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-11-28 13:11:00,650 INFO L448 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-11-28 13:11:00,651 INFO L448 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,651 INFO L448 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,651 INFO L448 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,651 INFO L448 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,651 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-11-28 13:11:00,651 INFO L448 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,651 INFO L448 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-11-28 13:11:00,651 INFO L448 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,651 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-11-28 13:11:00,651 INFO L448 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-11-28 13:11:00,651 INFO L448 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-11-28 13:11:00,651 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,651 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,652 INFO L448 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-28 13:11:00,652 INFO L448 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-28 13:11:00,652 INFO L448 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-28 13:11:00,652 INFO L448 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-28 13:11:00,652 INFO L448 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-28 13:11:00,652 INFO L448 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-28 13:11:00,653 INFO L448 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-11-28 13:11:00,653 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-11-28 13:11:00,653 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-11-28 13:11:00,654 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-11-28 13:11:00,654 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-11-28 13:11:00,654 INFO L448 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,654 INFO L448 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,654 INFO L448 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,654 INFO L448 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,654 INFO L448 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,654 INFO L448 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,654 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-11-28 13:11:00,654 INFO L448 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-28 13:11:00,654 INFO L448 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-28 13:11:00,654 INFO L448 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-28 13:11:00,654 INFO L448 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-28 13:11:00,654 INFO L448 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-28 13:11:00,655 INFO L448 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-28 13:11:00,655 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-11-28 13:11:00,655 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-11-28 13:11:00,655 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-11-28 13:11:00,655 INFO L448 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-11-28 13:11:00,655 INFO L448 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,655 INFO L448 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,655 INFO L448 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,655 INFO L448 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,655 INFO L448 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,655 INFO L448 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,655 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-11-28 13:11:00,655 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-11-28 13:11:00,656 INFO L448 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-11-28 13:11:00,656 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 505) no Hoare annotation was computed. [2018-11-28 13:11:00,656 INFO L448 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-28 13:11:00,656 INFO L448 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-28 13:11:00,656 INFO L448 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-28 13:11:00,656 INFO L448 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-28 13:11:00,656 INFO L448 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-28 13:11:00,656 INFO L448 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-28 13:11:00,656 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-11-28 13:11:00,656 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-11-28 13:11:00,656 INFO L448 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-11-28 13:11:00,656 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-11-28 13:11:00,657 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-11-28 13:11:00,657 INFO L448 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,657 INFO L448 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,657 INFO L448 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,657 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse2 (= 1 |old(~a11~0)|)) (.cse22 (= 1 |old(~a19~0)|)) (.cse10 (= 1 |old(~a25~0)|)) (.cse11 (= |old(~a11~0)| ~a11~0)) (.cse12 (= ~a17~0 |old(~a17~0)|)) (.cse14 (= ~a19~0 |old(~a19~0)|)) (.cse13 (= ~a28~0 |old(~a28~0)|)) (.cse15 (= ~a25~0 |old(~a25~0)|))) (let ((.cse7 (and .cse11 .cse12 .cse14 .cse13 .cse15)) (.cse8 (= 9 |old(~a28~0)|)) (.cse5 (< 10 |old(~a28~0)|)) (.cse6 (= 8 |old(~a28~0)|)) (.cse9 (< 8 |old(~a17~0)|)) (.cse1 (not (= ~a11~0 1))) (.cse16 (not .cse10)) (.cse19 (= 8 ~a17~0)) (.cse20 (= 1 ~a19~0)) (.cse17 (not (= 8 |old(~a17~0)|))) (.cse24 (= |old(~a25~0)| ~a25~0)) (.cse4 (< 7 |old(~a17~0)|)) (.cse0 (not (= 1 ~a21~0))) (.cse23 (not (= 7 |old(~a28~0)|))) (.cse3 (not .cse22)) (.cse21 (not .cse2)) (.cse18 (= 1 ~a11~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse2 .cse6 .cse7 .cse8 .cse9) (or .cse5 .cse0 .cse2 .cse7 .cse8 .cse9 .cse10) (or .cse5 .cse6 (and .cse11 .cse12 .cse13 .cse14 .cse15) (or .cse0 .cse3 .cse9 .cse10)) (or .cse0 .cse16 .cse3 .cse17 (and .cse18 (= 1 ~a25~0) (= 9 ~a28~0) .cse19 .cse20) (not .cse8) .cse21) (or .cse5 .cse0 .cse2 .cse3 (and .cse11 .cse12) .cse6 .cse9) (or .cse0 .cse2 .cse4 .cse10 .cse1) (or .cse0 .cse2 .cse16 .cse3 .cse17 (and .cse11 .cse19 .cse14 .cse13 .cse15)) (or .cse22 .cse0 .cse23 .cse17 (and (= 7 ~a28~0) (not (= ~a25~0 1)) .cse18 .cse19 (not .cse20)) .cse21 .cse10) (or (and .cse18 .cse19 .cse20 .cse24 (= 10 ~a28~0)) .cse0 (not (= 10 |old(~a28~0)|)) .cse3 .cse17 .cse21) (or .cse0 (and (= |old(~a28~0)| ~a28~0) (<= ~a17~0 7) .cse24 .cse14) .cse4) (or .cse0 .cse23 .cse3 .cse21 (and .cse18 (= 7 ~a17~0)) (not (= 7 |old(~a17~0)|)))))) [2018-11-28 13:11:00,657 INFO L448 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,657 INFO L448 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,657 INFO L448 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,657 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-11-28 13:11:00,658 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-11-28 13:11:00,658 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-11-28 13:11:00,658 INFO L448 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-28 13:11:00,658 INFO L448 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-28 13:11:00,658 INFO L448 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-28 13:11:00,658 INFO L448 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-28 13:11:00,658 INFO L448 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-28 13:11:00,658 INFO L448 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-28 13:11:00,658 INFO L448 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-11-28 13:11:00,658 INFO L448 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-11-28 13:11:00,658 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-11-28 13:11:00,658 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-11-28 13:11:00,658 INFO L448 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,659 INFO L448 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,659 INFO L448 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,659 INFO L448 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,659 INFO L448 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,659 INFO L448 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,659 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-11-28 13:11:00,659 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-11-28 13:11:00,659 INFO L448 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-28 13:11:00,659 INFO L448 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-28 13:11:00,659 INFO L448 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-28 13:11:00,659 INFO L448 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-28 13:11:00,659 INFO L448 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-28 13:11:00,659 INFO L448 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-28 13:11:00,659 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-11-28 13:11:00,660 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-11-28 13:11:00,660 INFO L448 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-11-28 13:11:00,660 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-11-28 13:11:00,660 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-11-28 13:11:00,660 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-11-28 13:11:00,661 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-11-28 13:11:00,661 INFO L448 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-11-28 13:11:00,661 INFO L448 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,661 INFO L448 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,661 INFO L448 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,661 INFO L448 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,662 INFO L448 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 13:11:00,662 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-11-28 13:11:00,662 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-11-28 13:11:00,662 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-11-28 13:11:00,662 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-11-28 13:11:00,662 INFO L448 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-28 13:11:00,662 INFO L448 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-28 13:11:00,662 INFO L448 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-28 13:11:00,662 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-28 13:11:00,662 INFO L448 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-28 13:11:00,662 INFO L448 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-28 13:11:00,662 INFO L448 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-11-28 13:11:00,662 INFO L448 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-11-28 13:11:00,663 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-11-28 13:11:00,663 INFO L448 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-11-28 13:11:00,663 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-11-28 13:11:00,663 INFO L448 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-11-28 13:11:00,663 INFO L448 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-11-28 13:11:00,663 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-11-28 13:11:00,663 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-11-28 13:11:00,663 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 13:11:00,663 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a25~0 1)) (<= ~a28~0 10) (not (= ~a28~0 8)) (= 1 ~a19~0) (= ~a21~0 1) (<= ~a17~0 8) (not (= ~a11~0 1)) (not (= ~a28~0 9))) [2018-11-28 13:11:00,663 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 13:11:00,663 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 13:11:00,663 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (and (= |old(~a11~0)| ~a11~0) (= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|)) (< 10 |old(~a28~0)|) (not (= 1 ~a21~0)) (= 1 |old(~a11~0)|) (not (= 1 |old(~a19~0)|)) (= 8 |old(~a28~0)|) (= 9 |old(~a28~0)|) (< 8 |old(~a17~0)|) (= 1 |old(~a25~0)|)) [2018-11-28 13:11:00,664 INFO L444 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse7 (not (= ~a11~0 1))) (.cse8 (not (= ~a28~0 9))) (.cse1 (= 1 ~a11~0)) (.cse4 (= 1 ~a25~0)) (.cse2 (= 8 ~a17~0)) (.cse0 (not (= ~a25~0 1))) (.cse5 (= |old(~a17~0)| ~a17~0)) (.cse9 (not (= ~a28~0 8))) (.cse6 (<= ~a28~0 10)) (.cse3 (= 1 ~a19~0))) (or (not (= 1 ~a21~0)) (and (= 7 ~a28~0) .cse0 .cse1 .cse2 (not .cse3)) (<= ~a17~0 7) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (and .cse1 .cse4 (= 9 ~a28~0) .cse2 .cse3) (and .cse0 .cse5 .cse6 .cse7 .cse8) (= 9 |old(~a28~0)|) (and .cse4 (and (and .cse3 .cse7) .cse5)) (< 10 |old(~a28~0)|) (and .cse5 .cse9 .cse6 .cse7 .cse8) (not (= 1 |old(~a19~0)|)) (= 8 |old(~a28~0)|) (and .cse1 .cse4 .cse2 .cse3 (= 10 ~a28~0)) (and .cse0 .cse5 .cse9 .cse6 .cse3) (< 8 |old(~a17~0)|))) [2018-11-28 13:11:00,664 INFO L448 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2018-11-28 13:11:00,664 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-11-28 13:11:00,664 INFO L444 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse7 (not (= ~a11~0 1))) (.cse8 (not (= ~a28~0 9))) (.cse1 (= 1 ~a11~0)) (.cse4 (= 1 ~a25~0)) (.cse2 (= 8 ~a17~0)) (.cse0 (not (= ~a25~0 1))) (.cse5 (= |old(~a17~0)| ~a17~0)) (.cse9 (not (= ~a28~0 8))) (.cse6 (<= ~a28~0 10)) (.cse3 (= 1 ~a19~0))) (or (not (= 1 ~a21~0)) (and (= 7 ~a28~0) .cse0 .cse1 .cse2 (not .cse3)) (<= ~a17~0 7) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (and .cse1 .cse4 (= 9 ~a28~0) .cse2 .cse3) (and .cse0 .cse5 .cse6 .cse7 .cse8) (= 9 |old(~a28~0)|) (and .cse4 (and (and .cse3 .cse7) .cse5)) (< 10 |old(~a28~0)|) (and .cse5 .cse9 .cse6 .cse7 .cse8) (not (= 1 |old(~a19~0)|)) (= 8 |old(~a28~0)|) (and .cse1 .cse4 .cse2 .cse3 (= 10 ~a28~0)) (and .cse0 .cse5 .cse9 .cse6 .cse3) (< 8 |old(~a17~0)|))) [2018-11-28 13:11:00,664 INFO L448 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-11-28 13:11:00,664 INFO L448 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-28 13:11:00,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 01:11:00 BoogieIcfgContainer [2018-11-28 13:11:00,699 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 13:11:00,699 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 13:11:00,699 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 13:11:00,699 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 13:11:00,700 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:10:40" (3/4) ... [2018-11-28 13:11:00,703 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 13:11:00,710 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 13:11:00,710 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-28 13:11:00,711 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 13:11:00,721 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-28 13:11:00,722 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-28 13:11:00,752 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((!(1 == a21) || ((((7 == a28 && !(a25 == 1)) && 1 == a11) && 8 == a17) && !(1 == a19))) || a17 <= 7) || 1 == \old(a25)) || 1 == \old(a11)) || ((((1 == a11 && 1 == a25) && 9 == a28) && 8 == a17) && 1 == a19)) || ((((!(a25 == 1) && \old(a17) == a17) && a28 <= 10) && !(a11 == 1)) && !(a28 == 9))) || 9 == \old(a28)) || (1 == a25 && (1 == a19 && !(a11 == 1)) && \old(a17) == a17)) || 10 < \old(a28)) || ((((\old(a17) == a17 && !(a28 == 8)) && a28 <= 10) && !(a11 == 1)) && !(a28 == 9))) || !(1 == \old(a19))) || 8 == \old(a28)) || ((((1 == a11 && 1 == a25) && 8 == a17) && 1 == a19) && 10 == a28)) || ((((!(a25 == 1) && \old(a17) == a17) && !(a28 == 8)) && a28 <= 10) && 1 == a19)) || 8 < \old(a17) [2018-11-28 13:11:00,848 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_dc1f419b-7344-48df-9799-ca178101cff6/bin-2019/uautomizer/witness.graphml [2018-11-28 13:11:00,848 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 13:11:00,849 INFO L168 Benchmark]: Toolchain (without parser) took 21656.73 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 611.8 MB). Free memory was 958.1 MB in the beginning and 1.2 GB in the end (delta: -239.1 MB). Peak memory consumption was 372.7 MB. Max. memory is 11.5 GB. [2018-11-28 13:11:00,850 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:11:00,850 INFO L168 Benchmark]: CACSL2BoogieTranslator took 513.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.1 MB). Free memory was 958.1 MB in the beginning and 1.2 GB in the end (delta: -193.7 MB). Peak memory consumption was 40.2 MB. Max. memory is 11.5 GB. [2018-11-28 13:11:00,850 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-28 13:11:00,850 INFO L168 Benchmark]: Boogie Preprocessor took 53.75 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-28 13:11:00,851 INFO L168 Benchmark]: RCFGBuilder took 1051.61 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: 101.0 MB). Peak memory consumption was 101.0 MB. Max. memory is 11.5 GB. [2018-11-28 13:11:00,851 INFO L168 Benchmark]: TraceAbstraction took 19860.20 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 436.7 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -168.1 MB). Peak memory consumption was 645.8 MB. Max. memory is 11.5 GB. [2018-11-28 13:11:00,851 INFO L168 Benchmark]: Witness Printer took 149.25 ms. Allocated memory is still 1.6 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. [2018-11-28 13:11:00,853 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 513.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.1 MB). Free memory was 958.1 MB in the beginning and 1.2 GB in the end (delta: -193.7 MB). Peak memory consumption was 40.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 53.75 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1051.61 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: 101.0 MB). Peak memory consumption was 101.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 19860.20 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 436.7 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -168.1 MB). Peak memory consumption was 645.8 MB. Max. memory is 11.5 GB. * Witness Printer took 149.25 ms. Allocated memory is still 1.6 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 505]: 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: 606]: Loop Invariant Derived loop invariant: ((((((((((((((!(1 == a21) || ((((7 == a28 && !(a25 == 1)) && 1 == a11) && 8 == a17) && !(1 == a19))) || a17 <= 7) || 1 == \old(a25)) || 1 == \old(a11)) || ((((1 == a11 && 1 == a25) && 9 == a28) && 8 == a17) && 1 == a19)) || ((((!(a25 == 1) && \old(a17) == a17) && a28 <= 10) && !(a11 == 1)) && !(a28 == 9))) || 9 == \old(a28)) || (1 == a25 && (1 == a19 && !(a11 == 1)) && \old(a17) == a17)) || 10 < \old(a28)) || ((((\old(a17) == a17 && !(a28 == 8)) && a28 <= 10) && !(a11 == 1)) && !(a28 == 9))) || !(1 == \old(a19))) || 8 == \old(a28)) || ((((1 == a11 && 1 == a25) && 8 == a17) && 1 == a19) && 10 == a28)) || ((((!(a25 == 1) && \old(a17) == a17) && !(a28 == 8)) && a28 <= 10) && 1 == a19)) || 8 < \old(a17) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. SAFE Result, 19.7s OverallTime, 11 OverallIterations, 4 TraceHistogramMax, 13.1s AutomataDifference, 0.0s DeadEndRemovalTime, 3.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 622 SDtfs, 8093 SDslu, 928 SDs, 0 SdLazy, 13040 SolverSat, 2498 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1125 GetRequests, 950 SyntacticMatches, 9 SemanticMatches, 166 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3018 ImplicationChecksByTransitivity, 4.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1656occurred in iteration=10, 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: 0.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 317 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 148 PreInvPairs, 322 NumberOfFragments, 790 HoareAnnotationTreeSize, 148 FomulaSimplifications, 49211 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 7 FomulaSimplificationsInter, 9304 FormulaSimplificationTreeSizeReductionInter, 2.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 2691 NumberOfCodeBlocks, 2691 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 2676 ConstructedInterpolants, 0 QuantifiedInterpolants, 2505816 SizeOfPredicates, 4 NumberOfNonLiveVariables, 2028 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 15 InterpolantComputations, 8 PerfectInterpolantSequences, 1243/1342 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...