./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label06_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_dc5156d3-c4c4-4976-bc5c-ff9cf3a01d69/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_dc5156d3-c4c4-4976-bc5c-ff9cf3a01d69/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_dc5156d3-c4c4-4976-bc5c-ff9cf3a01d69/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_dc5156d3-c4c4-4976-bc5c-ff9cf3a01d69/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label06_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_dc5156d3-c4c4-4976-bc5c-ff9cf3a01d69/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_dc5156d3-c4c4-4976-bc5c-ff9cf3a01d69/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 4efbed7cd0f5d77b92597ff02e6d19fa8a62de34 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 03:00:42,016 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 03:00:42,017 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 03:00:42,023 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 03:00:42,023 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 03:00:42,024 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 03:00:42,025 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 03:00:42,025 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 03:00:42,027 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 03:00:42,027 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 03:00:42,027 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 03:00:42,028 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 03:00:42,028 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 03:00:42,029 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 03:00:42,029 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 03:00:42,030 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 03:00:42,030 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 03:00:42,031 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 03:00:42,032 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 03:00:42,032 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 03:00:42,033 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 03:00:42,033 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 03:00:42,034 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 03:00:42,035 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 03:00:42,035 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 03:00:42,035 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 03:00:42,035 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 03:00:42,036 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 03:00:42,036 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 03:00:42,037 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 03:00:42,037 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 03:00:42,037 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 03:00:42,037 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 03:00:42,037 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 03:00:42,038 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 03:00:42,038 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 03:00:42,038 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_dc5156d3-c4c4-4976-bc5c-ff9cf3a01d69/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-09 03:00:42,045 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 03:00:42,045 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 03:00:42,046 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 03:00:42,046 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 03:00:42,046 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 03:00:42,046 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 03:00:42,046 INFO L133 SettingsManager]: * Use SBE=true [2018-12-09 03:00:42,046 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 03:00:42,046 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 03:00:42,046 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 03:00:42,047 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 03:00:42,047 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 03:00:42,047 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 03:00:42,047 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 03:00:42,047 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 03:00:42,047 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 03:00:42,047 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 03:00:42,047 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 03:00:42,047 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 03:00:42,047 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 03:00:42,047 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 03:00:42,047 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 03:00:42,048 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 03:00:42,048 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 03:00:42,048 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 03:00:42,048 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 03:00:42,048 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 03:00:42,048 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-09 03:00:42,048 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 03:00:42,048 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 03:00:42,048 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_dc5156d3-c4c4-4976-bc5c-ff9cf3a01d69/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 -> 4efbed7cd0f5d77b92597ff02e6d19fa8a62de34 [2018-12-09 03:00:42,066 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 03:00:42,075 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 03:00:42,077 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 03:00:42,079 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 03:00:42,079 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 03:00:42,079 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_dc5156d3-c4c4-4976-bc5c-ff9cf3a01d69/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label06_true-unreach-call_false-termination.c [2018-12-09 03:00:42,115 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dc5156d3-c4c4-4976-bc5c-ff9cf3a01d69/bin-2019/uautomizer/data/073a88607/5c859215f133426bb07a14f24aa690fe/FLAG9919fb427 [2018-12-09 03:00:42,483 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 03:00:42,484 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_dc5156d3-c4c4-4976-bc5c-ff9cf3a01d69/sv-benchmarks/c/eca-rers2012/Problem02_label06_true-unreach-call_false-termination.c [2018-12-09 03:00:42,491 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dc5156d3-c4c4-4976-bc5c-ff9cf3a01d69/bin-2019/uautomizer/data/073a88607/5c859215f133426bb07a14f24aa690fe/FLAG9919fb427 [2018-12-09 03:00:42,856 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_dc5156d3-c4c4-4976-bc5c-ff9cf3a01d69/bin-2019/uautomizer/data/073a88607/5c859215f133426bb07a14f24aa690fe [2018-12-09 03:00:42,862 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 03:00:42,864 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 03:00:42,866 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 03:00:42,866 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 03:00:42,872 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 03:00:42,873 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:00:42" (1/1) ... [2018-12-09 03:00:42,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56acabfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:00:42, skipping insertion in model container [2018-12-09 03:00:42,878 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:00:42" (1/1) ... [2018-12-09 03:00:42,886 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 03:00:42,912 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 03:00:43,085 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 03:00:43,088 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 03:00:43,133 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 03:00:43,188 INFO L195 MainTranslator]: Completed translation [2018-12-09 03:00:43,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:00:43 WrapperNode [2018-12-09 03:00:43,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 03:00:43,189 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 03:00:43,189 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 03:00:43,189 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 03:00:43,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:00:43" (1/1) ... [2018-12-09 03:00:43,204 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:00:43" (1/1) ... [2018-12-09 03:00:43,209 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 03:00:43,209 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 03:00:43,209 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 03:00:43,209 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 03:00:43,215 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:00:43" (1/1) ... [2018-12-09 03:00:43,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:00:43" (1/1) ... [2018-12-09 03:00:43,218 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:00:43" (1/1) ... [2018-12-09 03:00:43,218 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:00:43" (1/1) ... [2018-12-09 03:00:43,237 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:00:43" (1/1) ... [2018-12-09 03:00:43,245 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:00:43" (1/1) ... [2018-12-09 03:00:43,248 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:00:43" (1/1) ... [2018-12-09 03:00:43,252 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 03:00:43,252 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 03:00:43,252 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 03:00:43,252 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 03:00:43,253 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:00:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc5156d3-c4c4-4976-bc5c-ff9cf3a01d69/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 03:00:43,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 03:00:43,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 03:00:43,290 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-09 03:00:43,290 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-09 03:00:43,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 03:00:43,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 03:00:43,290 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 03:00:43,291 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 03:00:43,820 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 03:00:43,820 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-09 03:00:43,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:00:43 BoogieIcfgContainer [2018-12-09 03:00:43,821 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 03:00:43,821 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 03:00:43,821 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 03:00:43,824 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 03:00:43,824 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 03:00:42" (1/3) ... [2018-12-09 03:00:43,825 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67bd628d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 03:00:43, skipping insertion in model container [2018-12-09 03:00:43,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:00:43" (2/3) ... [2018-12-09 03:00:43,825 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67bd628d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 03:00:43, skipping insertion in model container [2018-12-09 03:00:43,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:00:43" (3/3) ... [2018-12-09 03:00:43,827 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label06_true-unreach-call_false-termination.c [2018-12-09 03:00:43,833 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 03:00:43,838 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 03:00:43,848 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 03:00:43,871 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 03:00:43,871 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 03:00:43,871 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 03:00:43,871 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 03:00:43,871 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 03:00:43,871 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 03:00:43,872 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 03:00:43,872 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 03:00:43,872 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 03:00:43,889 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2018-12-09 03:00:43,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-09 03:00:43,898 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 03:00:43,899 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 03:00:43,900 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 03:00:43,904 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:00:43,904 INFO L82 PathProgramCache]: Analyzing trace with hash -1121979298, now seen corresponding path program 1 times [2018-12-09 03:00:43,905 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 03:00:43,906 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 03:00:43,935 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:00:43,935 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:00:43,935 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:00:44,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:00:44,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:00:44,221 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 03:00:44,222 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 03:00:44,225 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 03:00:44,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 03:00:44,233 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 03:00:44,234 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 3 states. [2018-12-09 03:00:44,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 03:00:44,640 INFO L93 Difference]: Finished difference Result 618 states and 1056 transitions. [2018-12-09 03:00:44,641 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 03:00:44,642 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 146 [2018-12-09 03:00:44,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 03:00:44,652 INFO L225 Difference]: With dead ends: 618 [2018-12-09 03:00:44,652 INFO L226 Difference]: Without dead ends: 320 [2018-12-09 03:00:44,656 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 03:00:44,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-12-09 03:00:44,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2018-12-09 03:00:44,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2018-12-09 03:00:44,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 465 transitions. [2018-12-09 03:00:44,699 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 465 transitions. Word has length 146 [2018-12-09 03:00:44,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 03:00:44,700 INFO L480 AbstractCegarLoop]: Abstraction has 320 states and 465 transitions. [2018-12-09 03:00:44,700 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 03:00:44,700 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 465 transitions. [2018-12-09 03:00:44,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-09 03:00:44,703 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 03:00:44,703 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 03:00:44,703 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 03:00:44,703 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:00:44,704 INFO L82 PathProgramCache]: Analyzing trace with hash -74166087, now seen corresponding path program 1 times [2018-12-09 03:00:44,704 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 03:00:44,704 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 03:00:44,705 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:00:44,705 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:00:44,705 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:00:44,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:00:44,862 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:00:44,862 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 03:00:44,863 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 03:00:44,864 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 03:00:44,864 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 03:00:44,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-09 03:00:44,864 INFO L87 Difference]: Start difference. First operand 320 states and 465 transitions. Second operand 5 states. [2018-12-09 03:00:45,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 03:00:45,222 INFO L93 Difference]: Finished difference Result 721 states and 1089 transitions. [2018-12-09 03:00:45,222 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 03:00:45,222 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 154 [2018-12-09 03:00:45,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 03:00:45,224 INFO L225 Difference]: With dead ends: 721 [2018-12-09 03:00:45,224 INFO L226 Difference]: Without dead ends: 320 [2018-12-09 03:00:45,225 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 [2018-12-09 03:00:45,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-12-09 03:00:45,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2018-12-09 03:00:45,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2018-12-09 03:00:45,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 461 transitions. [2018-12-09 03:00:45,235 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 461 transitions. Word has length 154 [2018-12-09 03:00:45,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 03:00:45,235 INFO L480 AbstractCegarLoop]: Abstraction has 320 states and 461 transitions. [2018-12-09 03:00:45,235 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 03:00:45,235 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 461 transitions. [2018-12-09 03:00:45,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 03:00:45,236 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 03:00:45,237 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 03:00:45,237 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 03:00:45,237 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:00:45,237 INFO L82 PathProgramCache]: Analyzing trace with hash 742954861, now seen corresponding path program 1 times [2018-12-09 03:00:45,237 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 03:00:45,237 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 03:00:45,238 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:00:45,238 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:00:45,238 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:00:45,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:00:45,400 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:00:45,400 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 03:00:45,400 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 03:00:45,401 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 03:00:45,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 03:00:45,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-09 03:00:45,402 INFO L87 Difference]: Start difference. First operand 320 states and 461 transitions. Second operand 5 states. [2018-12-09 03:00:45,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 03:00:45,737 INFO L93 Difference]: Finished difference Result 717 states and 1075 transitions. [2018-12-09 03:00:45,737 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 03:00:45,737 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 160 [2018-12-09 03:00:45,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 03:00:45,739 INFO L225 Difference]: With dead ends: 717 [2018-12-09 03:00:45,739 INFO L226 Difference]: Without dead ends: 320 [2018-12-09 03:00:45,740 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 [2018-12-09 03:00:45,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-12-09 03:00:45,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2018-12-09 03:00:45,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2018-12-09 03:00:45,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 455 transitions. [2018-12-09 03:00:45,752 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 455 transitions. Word has length 160 [2018-12-09 03:00:45,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 03:00:45,752 INFO L480 AbstractCegarLoop]: Abstraction has 320 states and 455 transitions. [2018-12-09 03:00:45,753 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 03:00:45,753 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 455 transitions. [2018-12-09 03:00:45,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-09 03:00:45,755 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 03:00:45,755 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 03:00:45,755 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 03:00:45,756 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:00:45,756 INFO L82 PathProgramCache]: Analyzing trace with hash -1806866058, now seen corresponding path program 1 times [2018-12-09 03:00:45,756 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 03:00:45,756 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 03:00:45,757 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:00:45,757 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:00:45,757 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:00:45,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:00:45,845 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:00:45,845 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 03:00:45,845 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 03:00:45,846 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 03:00:45,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 03:00:45,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 03:00:45,846 INFO L87 Difference]: Start difference. First operand 320 states and 455 transitions. Second operand 6 states. [2018-12-09 03:00:46,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 03:00:46,239 INFO L93 Difference]: Finished difference Result 951 states and 1383 transitions. [2018-12-09 03:00:46,239 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 03:00:46,239 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 168 [2018-12-09 03:00:46,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 03:00:46,241 INFO L225 Difference]: With dead ends: 951 [2018-12-09 03:00:46,241 INFO L226 Difference]: Without dead ends: 637 [2018-12-09 03:00:46,242 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-09 03:00:46,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 637 states. [2018-12-09 03:00:46,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 637 to 626. [2018-12-09 03:00:46,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2018-12-09 03:00:46,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 871 transitions. [2018-12-09 03:00:46,253 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 871 transitions. Word has length 168 [2018-12-09 03:00:46,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 03:00:46,253 INFO L480 AbstractCegarLoop]: Abstraction has 626 states and 871 transitions. [2018-12-09 03:00:46,254 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 03:00:46,254 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 871 transitions. [2018-12-09 03:00:46,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-09 03:00:46,255 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 03:00:46,255 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 03:00:46,255 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 03:00:46,255 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:00:46,256 INFO L82 PathProgramCache]: Analyzing trace with hash -1446244430, now seen corresponding path program 1 times [2018-12-09 03:00:46,256 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 03:00:46,256 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 03:00:46,256 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:00:46,256 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:00:46,256 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:00:46,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:00:46,357 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:00:46,357 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 03:00:46,357 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 03:00:46,358 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 03:00:46,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 03:00:46,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-09 03:00:46,358 INFO L87 Difference]: Start difference. First operand 626 states and 871 transitions. Second operand 5 states. [2018-12-09 03:00:46,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 03:00:46,698 INFO L93 Difference]: Finished difference Result 1330 states and 1903 transitions. [2018-12-09 03:00:46,698 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 03:00:46,698 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 170 [2018-12-09 03:00:46,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 03:00:46,700 INFO L225 Difference]: With dead ends: 1330 [2018-12-09 03:00:46,700 INFO L226 Difference]: Without dead ends: 626 [2018-12-09 03:00:46,701 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 [2018-12-09 03:00:46,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 626 states. [2018-12-09 03:00:46,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 626 to 626. [2018-12-09 03:00:46,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2018-12-09 03:00:46,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 859 transitions. [2018-12-09 03:00:46,712 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 859 transitions. Word has length 170 [2018-12-09 03:00:46,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 03:00:46,712 INFO L480 AbstractCegarLoop]: Abstraction has 626 states and 859 transitions. [2018-12-09 03:00:46,712 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 03:00:46,712 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 859 transitions. [2018-12-09 03:00:46,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-09 03:00:46,713 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 03:00:46,713 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 03:00:46,714 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 03:00:46,714 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:00:46,714 INFO L82 PathProgramCache]: Analyzing trace with hash 1864889838, now seen corresponding path program 1 times [2018-12-09 03:00:46,714 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 03:00:46,714 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 03:00:46,715 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:00:46,715 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:00:46,715 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:00:46,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:00:46,832 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:00:46,832 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 03:00:46,832 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 03:00:46,833 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 03:00:46,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 03:00:46,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-09 03:00:46,833 INFO L87 Difference]: Start difference. First operand 626 states and 859 transitions. Second operand 5 states. [2018-12-09 03:00:47,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 03:00:47,228 INFO L93 Difference]: Finished difference Result 1332 states and 1878 transitions. [2018-12-09 03:00:47,229 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 03:00:47,229 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 172 [2018-12-09 03:00:47,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 03:00:47,230 INFO L225 Difference]: With dead ends: 1332 [2018-12-09 03:00:47,230 INFO L226 Difference]: Without dead ends: 626 [2018-12-09 03:00:47,231 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 [2018-12-09 03:00:47,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 626 states. [2018-12-09 03:00:47,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 626 to 626. [2018-12-09 03:00:47,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2018-12-09 03:00:47,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 843 transitions. [2018-12-09 03:00:47,241 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 843 transitions. Word has length 172 [2018-12-09 03:00:47,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 03:00:47,241 INFO L480 AbstractCegarLoop]: Abstraction has 626 states and 843 transitions. [2018-12-09 03:00:47,241 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 03:00:47,241 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 843 transitions. [2018-12-09 03:00:47,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-09 03:00:47,243 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 03:00:47,243 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 03:00:47,243 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 03:00:47,243 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:00:47,243 INFO L82 PathProgramCache]: Analyzing trace with hash 1412924006, now seen corresponding path program 1 times [2018-12-09 03:00:47,243 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 03:00:47,243 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 03:00:47,244 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:00:47,244 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:00:47,244 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:00:47,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:00:47,302 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:00:47,302 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 03:00:47,302 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 03:00:47,303 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 03:00:47,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 03:00:47,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 03:00:47,303 INFO L87 Difference]: Start difference. First operand 626 states and 843 transitions. Second operand 6 states. [2018-12-09 03:00:47,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 03:00:47,671 INFO L93 Difference]: Finished difference Result 1858 states and 2601 transitions. [2018-12-09 03:00:47,671 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 03:00:47,671 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 176 [2018-12-09 03:00:47,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 03:00:47,676 INFO L225 Difference]: With dead ends: 1858 [2018-12-09 03:00:47,676 INFO L226 Difference]: Without dead ends: 1238 [2018-12-09 03:00:47,678 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-09 03:00:47,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1238 states. [2018-12-09 03:00:47,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1238 to 1218. [2018-12-09 03:00:47,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1218 states. [2018-12-09 03:00:47,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 1218 states and 1637 transitions. [2018-12-09 03:00:47,706 INFO L78 Accepts]: Start accepts. Automaton has 1218 states and 1637 transitions. Word has length 176 [2018-12-09 03:00:47,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 03:00:47,706 INFO L480 AbstractCegarLoop]: Abstraction has 1218 states and 1637 transitions. [2018-12-09 03:00:47,706 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 03:00:47,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1637 transitions. [2018-12-09 03:00:47,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-09 03:00:47,710 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 03:00:47,710 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 03:00:47,710 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 03:00:47,710 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:00:47,710 INFO L82 PathProgramCache]: Analyzing trace with hash -788488225, now seen corresponding path program 1 times [2018-12-09 03:00:47,711 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 03:00:47,711 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 03:00:47,711 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:00:47,711 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:00:47,711 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:00:47,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:00:47,827 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 25 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:00:47,827 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 03:00:47,827 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc5156d3-c4c4-4976-bc5c-ff9cf3a01d69/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 03:00:47,834 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:00:47,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:00:47,876 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 03:00:47,914 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 03:00:47,940 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 03:00:47,940 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 8 [2018-12-09 03:00:47,941 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-09 03:00:47,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-09 03:00:47,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-12-09 03:00:47,941 INFO L87 Difference]: Start difference. First operand 1218 states and 1637 transitions. Second operand 8 states. [2018-12-09 03:00:49,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 03:00:49,024 INFO L93 Difference]: Finished difference Result 4712 states and 6777 transitions. [2018-12-09 03:00:49,024 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-12-09 03:00:49,024 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 181 [2018-12-09 03:00:49,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 03:00:49,033 INFO L225 Difference]: With dead ends: 4712 [2018-12-09 03:00:49,033 INFO L226 Difference]: Without dead ends: 3500 [2018-12-09 03:00:49,036 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 190 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2018-12-09 03:00:49,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3500 states. [2018-12-09 03:00:49,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3500 to 3483. [2018-12-09 03:00:49,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3483 states. [2018-12-09 03:00:49,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3483 states to 3483 states and 4512 transitions. [2018-12-09 03:00:49,092 INFO L78 Accepts]: Start accepts. Automaton has 3483 states and 4512 transitions. Word has length 181 [2018-12-09 03:00:49,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 03:00:49,093 INFO L480 AbstractCegarLoop]: Abstraction has 3483 states and 4512 transitions. [2018-12-09 03:00:49,093 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-09 03:00:49,093 INFO L276 IsEmpty]: Start isEmpty. Operand 3483 states and 4512 transitions. [2018-12-09 03:00:49,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-12-09 03:00:49,099 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 03:00:49,100 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-09 03:00:49,100 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 03:00:49,100 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:00:49,100 INFO L82 PathProgramCache]: Analyzing trace with hash -1936433181, now seen corresponding path program 1 times [2018-12-09 03:00:49,100 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 03:00:49,100 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 03:00:49,101 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:00:49,101 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:00:49,101 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:00:49,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:00:49,215 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:00:49,215 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 03:00:49,216 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 03:00:49,216 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 03:00:49,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 03:00:49,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-09 03:00:49,216 INFO L87 Difference]: Start difference. First operand 3483 states and 4512 transitions. Second operand 6 states. [2018-12-09 03:00:49,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 03:00:49,597 INFO L93 Difference]: Finished difference Result 8292 states and 10873 transitions. [2018-12-09 03:00:49,597 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 03:00:49,597 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 216 [2018-12-09 03:00:49,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 03:00:49,608 INFO L225 Difference]: With dead ends: 8292 [2018-12-09 03:00:49,609 INFO L226 Difference]: Without dead ends: 4819 [2018-12-09 03:00:49,614 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2018-12-09 03:00:49,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4819 states. [2018-12-09 03:00:49,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4819 to 4069. [2018-12-09 03:00:49,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4069 states. [2018-12-09 03:00:49,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4069 states to 4069 states and 5044 transitions. [2018-12-09 03:00:49,684 INFO L78 Accepts]: Start accepts. Automaton has 4069 states and 5044 transitions. Word has length 216 [2018-12-09 03:00:49,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 03:00:49,684 INFO L480 AbstractCegarLoop]: Abstraction has 4069 states and 5044 transitions. [2018-12-09 03:00:49,684 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 03:00:49,684 INFO L276 IsEmpty]: Start isEmpty. Operand 4069 states and 5044 transitions. [2018-12-09 03:00:49,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-12-09 03:00:49,692 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 03:00:49,692 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 03:00:49,693 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 03:00:49,693 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:00:49,693 INFO L82 PathProgramCache]: Analyzing trace with hash -499769692, now seen corresponding path program 1 times [2018-12-09 03:00:49,693 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 03:00:49,693 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 03:00:49,694 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:00:49,694 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:00:49,694 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:00:49,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:00:49,853 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 116 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:00:49,853 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 03:00:49,853 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc5156d3-c4c4-4976-bc5c-ff9cf3a01d69/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 03:00:49,859 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:00:49,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:00:49,906 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 03:00:49,959 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 130 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 03:00:49,974 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-09 03:00:49,974 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 5] total 15 [2018-12-09 03:00:49,974 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-12-09 03:00:49,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-12-09 03:00:49,975 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2018-12-09 03:00:49,975 INFO L87 Difference]: Start difference. First operand 4069 states and 5044 transitions. Second operand 15 states. [2018-12-09 03:00:51,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 03:00:51,187 INFO L93 Difference]: Finished difference Result 8471 states and 11188 transitions. [2018-12-09 03:00:51,187 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-09 03:00:51,187 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 251 [2018-12-09 03:00:51,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 03:00:51,196 INFO L225 Difference]: With dead ends: 8471 [2018-12-09 03:00:51,197 INFO L226 Difference]: Without dead ends: 3938 [2018-12-09 03:00:51,202 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 288 GetRequests, 261 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=215, Invalid=541, Unknown=0, NotChecked=0, Total=756 [2018-12-09 03:00:51,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3938 states. [2018-12-09 03:00:51,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3938 to 3310. [2018-12-09 03:00:51,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3310 states. [2018-12-09 03:00:51,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3310 states to 3310 states and 4267 transitions. [2018-12-09 03:00:51,263 INFO L78 Accepts]: Start accepts. Automaton has 3310 states and 4267 transitions. Word has length 251 [2018-12-09 03:00:51,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 03:00:51,263 INFO L480 AbstractCegarLoop]: Abstraction has 3310 states and 4267 transitions. [2018-12-09 03:00:51,263 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-12-09 03:00:51,263 INFO L276 IsEmpty]: Start isEmpty. Operand 3310 states and 4267 transitions. [2018-12-09 03:00:51,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-12-09 03:00:51,273 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 03:00:51,273 INFO L402 BasicCegarLoop]: trace histogram [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, 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] [2018-12-09 03:00:51,273 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 03:00:51,273 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:00:51,273 INFO L82 PathProgramCache]: Analyzing trace with hash 61009168, now seen corresponding path program 1 times [2018-12-09 03:00:51,273 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 03:00:51,273 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 03:00:51,274 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:00:51,274 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:00:51,274 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:00:51,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:00:51,326 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 111 proven. 9 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 03:00:51,327 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 03:00:51,327 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc5156d3-c4c4-4976-bc5c-ff9cf3a01d69/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 [2018-12-09 03:00:51,332 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:00:51,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:00:51,378 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 03:00:51,414 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-12-09 03:00:51,429 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 03:00:51,429 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2018-12-09 03:00:51,430 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 03:00:51,430 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 03:00:51,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-09 03:00:51,430 INFO L87 Difference]: Start difference. First operand 3310 states and 4267 transitions. Second operand 9 states. [2018-12-09 03:00:52,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 03:00:52,582 INFO L93 Difference]: Finished difference Result 6363 states and 8325 transitions. [2018-12-09 03:00:52,582 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-12-09 03:00:52,582 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 257 [2018-12-09 03:00:52,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 03:00:52,591 INFO L225 Difference]: With dead ends: 6363 [2018-12-09 03:00:52,591 INFO L226 Difference]: Without dead ends: 3053 [2018-12-09 03:00:52,600 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 310 GetRequests, 278 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 277 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=219, Invalid=903, Unknown=0, NotChecked=0, Total=1122 [2018-12-09 03:00:52,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3053 states. [2018-12-09 03:00:52,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3053 to 2612. [2018-12-09 03:00:52,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2612 states. [2018-12-09 03:00:52,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2612 states to 2612 states and 2951 transitions. [2018-12-09 03:00:52,679 INFO L78 Accepts]: Start accepts. Automaton has 2612 states and 2951 transitions. Word has length 257 [2018-12-09 03:00:52,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 03:00:52,680 INFO L480 AbstractCegarLoop]: Abstraction has 2612 states and 2951 transitions. [2018-12-09 03:00:52,680 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 03:00:52,680 INFO L276 IsEmpty]: Start isEmpty. Operand 2612 states and 2951 transitions. [2018-12-09 03:00:52,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-12-09 03:00:52,683 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 03:00:52,684 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, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 03:00:52,684 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 03:00:52,684 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:00:52,684 INFO L82 PathProgramCache]: Analyzing trace with hash -1641491959, now seen corresponding path program 1 times [2018-12-09 03:00:52,684 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-09 03:00:52,684 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-09 03:00:52,684 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:00:52,684 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:00:52,684 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:00:52,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:00:52,849 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 247 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:00:52,849 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 03:00:52,849 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dc5156d3-c4c4-4976-bc5c-ff9cf3a01d69/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 [2018-12-09 03:00:52,855 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:00:52,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:00:52,908 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 03:00:52,993 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 246 proven. 2 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-09 03:00:53,008 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-09 03:00:53,008 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 5] total 13 [2018-12-09 03:00:53,009 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-12-09 03:00:53,009 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-12-09 03:00:53,009 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2018-12-09 03:00:53,009 INFO L87 Difference]: Start difference. First operand 2612 states and 2951 transitions. Second operand 13 states. [2018-12-09 03:00:54,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 03:00:54,554 INFO L93 Difference]: Finished difference Result 4966 states and 5717 transitions. [2018-12-09 03:00:54,554 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-12-09 03:00:54,554 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 309 [2018-12-09 03:00:54,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 03:00:54,555 INFO L225 Difference]: With dead ends: 4966 [2018-12-09 03:00:54,555 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 03:00:54,561 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 361 GetRequests, 328 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 278 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=261, Invalid=929, Unknown=0, NotChecked=0, Total=1190 [2018-12-09 03:00:54,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 03:00:54,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 03:00:54,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 03:00:54,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 03:00:54,562 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 309 [2018-12-09 03:00:54,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 03:00:54,562 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 03:00:54,562 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-12-09 03:00:54,562 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 03:00:54,562 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 03:00:54,565 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 03:00:54,697 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:00:54,701 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:00:54,711 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:00:54,712 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:00:54,724 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:00:54,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:00:54,742 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:00:54,753 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:00:54,756 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:00:54,758 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:00:54,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:00:54,772 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:00:54,776 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:00:54,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:00:54,808 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:00:54,824 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 165 [2018-12-09 03:00:54,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:00:54,836 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:00:54,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:00:54,846 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:00:54,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:00:54,869 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:00:54,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:00:54,885 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:00:54,888 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:00:54,890 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:00:54,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:00:54,904 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:00:54,908 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:00:54,917 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:00:54,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:00:54,953 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 165 [2018-12-09 03:00:55,684 WARN L180 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 92 [2018-12-09 03:00:56,278 WARN L180 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 76 [2018-12-09 03:00:56,901 WARN L180 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 76 [2018-12-09 03:00:56,903 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 03:00:56,904 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a28~0)| ~a28~0) (= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a25~0 |old(~a25~0)|)) [2018-12-09 03:00:56,904 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 03:00:56,904 INFO L448 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,904 INFO L448 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,904 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,904 INFO L448 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,904 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,904 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-12-09 03:00:56,904 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-12-09 03:00:56,904 INFO L448 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-12-09 03:00:56,904 INFO L448 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-12-09 03:00:56,904 INFO L448 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-12-09 03:00:56,904 INFO L448 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-12-09 03:00:56,904 INFO L448 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-12-09 03:00:56,905 INFO L448 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-12-09 03:00:56,905 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-12-09 03:00:56,905 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 592) no Hoare annotation was computed. [2018-12-09 03:00:56,905 INFO L448 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-12-09 03:00:56,905 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-12-09 03:00:56,905 INFO L448 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-12-09 03:00:56,905 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-12-09 03:00:56,905 INFO L448 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,905 INFO L448 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,905 INFO L448 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,905 INFO L448 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,905 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-12-09 03:00:56,905 INFO L448 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,905 INFO L448 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-12-09 03:00:56,905 INFO L448 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-12-09 03:00:56,905 INFO L448 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-12-09 03:00:56,905 INFO L448 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-12-09 03:00:56,906 INFO L448 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-12-09 03:00:56,906 INFO L448 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-12-09 03:00:56,906 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-12-09 03:00:56,906 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-12-09 03:00:56,906 INFO L448 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-12-09 03:00:56,906 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-12-09 03:00:56,906 INFO L448 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-12-09 03:00:56,906 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-12-09 03:00:56,906 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-12-09 03:00:56,906 INFO L448 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-12-09 03:00:56,906 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-12-09 03:00:56,906 INFO L448 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,906 INFO L448 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,906 INFO L448 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,906 INFO L448 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,906 INFO L448 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,906 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-12-09 03:00:56,906 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-12-09 03:00:56,907 INFO L448 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-12-09 03:00:56,907 INFO L448 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-12-09 03:00:56,907 INFO L448 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-12-09 03:00:56,907 INFO L448 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-12-09 03:00:56,907 INFO L448 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-12-09 03:00:56,907 INFO L448 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-12-09 03:00:56,907 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-12-09 03:00:56,907 INFO L448 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-12-09 03:00:56,907 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-12-09 03:00:56,907 INFO L448 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,907 INFO L448 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,907 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,907 INFO L448 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,907 INFO L448 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,907 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-12-09 03:00:56,907 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-12-09 03:00:56,907 INFO L448 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-12-09 03:00:56,907 INFO L448 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-12-09 03:00:56,908 INFO L448 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-12-09 03:00:56,908 INFO L448 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-12-09 03:00:56,908 INFO L448 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-12-09 03:00:56,908 INFO L448 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-12-09 03:00:56,908 INFO L448 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-12-09 03:00:56,908 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-12-09 03:00:56,908 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-12-09 03:00:56,908 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-12-09 03:00:56,908 INFO L448 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-12-09 03:00:56,908 INFO L448 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,908 INFO L448 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,908 INFO L448 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,908 INFO L448 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,908 INFO L448 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,908 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-12-09 03:00:56,908 INFO L448 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-12-09 03:00:56,908 INFO L448 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-12-09 03:00:56,908 INFO L448 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-12-09 03:00:56,909 INFO L448 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-12-09 03:00:56,909 INFO L448 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-12-09 03:00:56,909 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-12-09 03:00:56,909 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-12-09 03:00:56,909 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-12-09 03:00:56,909 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-12-09 03:00:56,909 INFO L448 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-12-09 03:00:56,909 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-12-09 03:00:56,909 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-12-09 03:00:56,909 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-12-09 03:00:56,909 INFO L448 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-12-09 03:00:56,909 INFO L448 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-12-09 03:00:56,909 INFO L448 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,909 INFO L448 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,909 INFO L448 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,909 INFO L448 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,909 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-12-09 03:00:56,909 INFO L448 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,909 INFO L448 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-12-09 03:00:56,910 INFO L448 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,910 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-12-09 03:00:56,910 INFO L448 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-12-09 03:00:56,910 INFO L448 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-12-09 03:00:56,910 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,910 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,910 INFO L448 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-12-09 03:00:56,910 INFO L448 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-12-09 03:00:56,910 INFO L448 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-12-09 03:00:56,910 INFO L448 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-12-09 03:00:56,910 INFO L448 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-12-09 03:00:56,910 INFO L448 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-12-09 03:00:56,910 INFO L448 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-12-09 03:00:56,910 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-12-09 03:00:56,910 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-12-09 03:00:56,910 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-12-09 03:00:56,910 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-12-09 03:00:56,910 INFO L448 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,910 INFO L448 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,911 INFO L448 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,911 INFO L448 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,911 INFO L448 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,911 INFO L448 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,911 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-12-09 03:00:56,911 INFO L448 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-12-09 03:00:56,911 INFO L448 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-12-09 03:00:56,911 INFO L448 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-12-09 03:00:56,911 INFO L448 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-12-09 03:00:56,911 INFO L448 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-12-09 03:00:56,911 INFO L448 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-12-09 03:00:56,911 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-12-09 03:00:56,911 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-12-09 03:00:56,911 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-12-09 03:00:56,911 INFO L448 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-12-09 03:00:56,911 INFO L448 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,911 INFO L448 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,911 INFO L448 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,911 INFO L448 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,912 INFO L448 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,912 INFO L448 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,912 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-12-09 03:00:56,912 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-12-09 03:00:56,912 INFO L448 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-12-09 03:00:56,912 INFO L448 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-12-09 03:00:56,912 INFO L448 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-12-09 03:00:56,912 INFO L448 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-12-09 03:00:56,912 INFO L448 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-12-09 03:00:56,912 INFO L448 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-12-09 03:00:56,912 INFO L448 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-12-09 03:00:56,912 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-12-09 03:00:56,912 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-12-09 03:00:56,912 INFO L448 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-12-09 03:00:56,912 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-12-09 03:00:56,912 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-12-09 03:00:56,912 INFO L448 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,913 INFO L448 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,913 INFO L448 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,913 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse28 (not (= ~a11~0 1))) (.cse12 (= ~a17~0 |old(~a17~0)|)) (.cse13 (= ~a19~0 |old(~a19~0)|)) (.cse14 (= ~a25~0 |old(~a25~0)|)) (.cse19 (= 1 |old(~a25~0)|)) (.cse21 (= 10 |old(~a28~0)|)) (.cse11 (= |old(~a28~0)| ~a28~0)) (.cse26 (= 7 ~a17~0)) (.cse27 (= |old(~a25~0)| ~a25~0)) (.cse15 (= 1 |old(~a19~0)|)) (.cse7 (= 1 |old(~a11~0)|))) (let ((.cse3 (not (= 8 |old(~a17~0)|))) (.cse5 (= 9 |old(~a28~0)|)) (.cse16 (not (= 7 |old(~a28~0)|))) (.cse6 (not .cse7)) (.cse17 (= 7 ~a28~0)) (.cse4 (= 1 ~a11~0)) (.cse18 (= 1 ~a19~0)) (.cse2 (not .cse15)) (.cse22 (= 11 |old(~a28~0)|)) (.cse20 (and .cse11 (= |old(~a19~0)| ~a19~0) .cse26 .cse27)) (.cse8 (= |old(~a17~0)| |old(~a28~0)|)) (.cse23 (not (= 7 |old(~a17~0)|))) (.cse0 (not (= 1 ~a21~0))) (.cse24 (not .cse21)) (.cse1 (not .cse19)) (.cse9 (not (= |old(~a17~0)| 8))) (.cse25 (< 0 |old(~a19~0)|)) (.cse10 (and .cse28 .cse11 .cse12 .cse13 .cse14))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not .cse5) .cse6) (or .cse0 .cse7 .cse2 .cse8 .cse5 .cse9 .cse10) (or (< 10 |old(~a28~0)|) (and (and .cse11 .cse12 .cse13) .cse14) (or (or .cse0 .cse8 .cse9) .cse1 .cse2)) (or .cse15 .cse0 .cse16 .cse3 (and .cse17 (not (= ~a25~0 1)) .cse4 (= 8 ~a17~0) (not .cse18)) .cse6 .cse19) (or .cse8 .cse20 (or .cse15 .cse0 .cse21 .cse22) .cse23) (or .cse0 .cse7 .cse10 .cse2 .cse21 .cse8 .cse5 .cse22 .cse19) (or .cse4 .cse0 .cse24 .cse1 .cse2 .cse3 .cse6) (or .cse10 (or .cse0 .cse7 .cse21 .cse5 .cse25 .cse22) .cse9) (or .cse0 .cse16 .cse1 .cse2 .cse6 (and .cse17 .cse4 .cse26 .cse18 .cse27) .cse23) (or (or .cse0 .cse7 .cse1 .cse2 .cse9) (and (and .cse28 .cse11 .cse12 .cse13) .cse14)) (or (or .cse0 (not (= |old(~a19~0)| 1)) .cse21 .cse8 .cse9 .cse22 .cse19) (and .cse11 .cse12 .cse13 .cse14)) (or .cse20 .cse8 (or .cse0 .cse25 .cse19) .cse23) (or .cse0 .cse7 .cse24 .cse1 .cse9 .cse25 .cse10)))) [2018-12-09 03:00:56,913 INFO L448 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,913 INFO L448 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,913 INFO L448 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,913 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-12-09 03:00:56,913 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-12-09 03:00:56,913 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-12-09 03:00:56,913 INFO L448 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-12-09 03:00:56,913 INFO L448 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-12-09 03:00:56,914 INFO L448 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-12-09 03:00:56,914 INFO L448 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-12-09 03:00:56,914 INFO L448 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-12-09 03:00:56,914 INFO L448 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-12-09 03:00:56,914 INFO L448 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-12-09 03:00:56,914 INFO L448 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-12-09 03:00:56,914 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-12-09 03:00:56,914 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-12-09 03:00:56,914 INFO L448 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,914 INFO L448 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,914 INFO L448 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,914 INFO L448 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,914 INFO L448 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,914 INFO L448 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,914 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-12-09 03:00:56,914 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-12-09 03:00:56,914 INFO L448 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-12-09 03:00:56,914 INFO L448 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-12-09 03:00:56,914 INFO L448 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-12-09 03:00:56,915 INFO L448 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-12-09 03:00:56,915 INFO L448 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-12-09 03:00:56,915 INFO L448 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-12-09 03:00:56,915 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-12-09 03:00:56,915 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-12-09 03:00:56,915 INFO L448 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-12-09 03:00:56,915 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-12-09 03:00:56,915 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-12-09 03:00:56,915 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-12-09 03:00:56,915 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-12-09 03:00:56,915 INFO L448 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-12-09 03:00:56,915 INFO L448 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,915 INFO L448 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,915 INFO L448 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,915 INFO L448 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,915 INFO L448 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-12-09 03:00:56,915 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-12-09 03:00:56,915 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-12-09 03:00:56,916 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-12-09 03:00:56,916 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-12-09 03:00:56,916 INFO L448 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-12-09 03:00:56,916 INFO L448 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-12-09 03:00:56,916 INFO L448 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-12-09 03:00:56,916 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-12-09 03:00:56,916 INFO L448 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-12-09 03:00:56,916 INFO L448 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-12-09 03:00:56,916 INFO L448 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-12-09 03:00:56,916 INFO L448 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-12-09 03:00:56,916 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-12-09 03:00:56,916 INFO L448 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-12-09 03:00:56,916 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-12-09 03:00:56,916 INFO L448 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-12-09 03:00:56,916 INFO L448 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-12-09 03:00:56,916 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-12-09 03:00:56,916 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-12-09 03:00:56,916 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 03:00:56,916 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a28~0 ~a17~0)) (not (= 11 ~a28~0)) (not (= ~a25~0 1)) (= ~a19~0 1) (= ~a21~0 1) (not (= ~a11~0 1)) (not (= ~a28~0 9)) (not (= ~a28~0 10))) [2018-12-09 03:00:56,917 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 03:00:56,917 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 03:00:56,917 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (= 1 |old(~a11~0)|) (and (not (= ~a11~0 1)) (= |old(~a28~0)| ~a28~0) (= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a25~0 |old(~a25~0)|)) (not (= 1 |old(~a19~0)|)) (= 10 |old(~a28~0)|) (= |old(~a17~0)| |old(~a28~0)|) (= 9 |old(~a28~0)|) (= 11 |old(~a28~0)|) (= 1 |old(~a25~0)|)) [2018-12-09 03:00:56,917 INFO L444 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse17 (= ~a25~0 1))) (let ((.cse0 (= 7 ~a28~0)) (.cse13 (not .cse17)) (.cse1 (= 1 ~a11~0)) (.cse5 (= 8 ~a17~0)) (.cse4 (= 1 ~a19~0)) (.cse7 (<= ~a19~0 0)) (.cse3 (= 1 ~a25~0)) (.cse16 (= 10 ~a28~0)) (.cse12 (not (= ~a28~0 ~a17~0))) (.cse8 (not (= 11 ~a28~0))) (.cse2 (= 7 ~a17~0)) (.cse11 (not (= ~a28~0 10))) (.cse6 (= |old(~a17~0)| 8)) (.cse9 (= |old(~a17~0)| ~a17~0)) (.cse14 (= ~a19~0 1)) (.cse10 (not (= ~a11~0 1)))) (or (not (= 1 ~a21~0)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (= 10 |old(~a28~0)|) (and .cse1 .cse3 (= 9 ~a28~0) .cse5 .cse4) (and .cse6 .cse7 .cse8 .cse9 .cse10 (not (= ~a28~0 9)) .cse11) (= 9 |old(~a28~0)|) (and .cse6 .cse12 .cse7 .cse13 .cse2) (not (= 1 |old(~a19~0)|)) (and .cse9 (<= ~a28~0 10) .cse11 .cse6 .cse12 .cse14) (let ((.cse15 (= |old(~a19~0)| ~a19~0))) (or (and .cse6 .cse15 .cse12 .cse9 .cse10) (and .cse6 .cse15 .cse12 .cse8 .cse13 .cse9 .cse11))) (and .cse1 .cse3 .cse5 .cse4 .cse16) (and .cse0 .cse13 .cse1 .cse5 (not .cse4)) (= 11 |old(~a28~0)|) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (= |old(~a17~0)| |old(~a28~0)|) (and .cse6 .cse7 .cse9 .cse3 .cse16 .cse10) (and .cse10 (= |old(~a28~0)| ~a28~0) (= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a25~0 |old(~a25~0)|)) (and .cse6 (not .cse14) .cse12 .cse8 .cse2 .cse11) (and (and .cse6 .cse9 .cse14 .cse10) .cse17)))) [2018-12-09 03:00:56,917 INFO L448 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2018-12-09 03:00:56,917 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-12-09 03:00:56,917 INFO L444 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse17 (= ~a25~0 1))) (let ((.cse0 (= 7 ~a28~0)) (.cse13 (not .cse17)) (.cse1 (= 1 ~a11~0)) (.cse5 (= 8 ~a17~0)) (.cse4 (= 1 ~a19~0)) (.cse7 (<= ~a19~0 0)) (.cse3 (= 1 ~a25~0)) (.cse16 (= 10 ~a28~0)) (.cse12 (not (= ~a28~0 ~a17~0))) (.cse8 (not (= 11 ~a28~0))) (.cse2 (= 7 ~a17~0)) (.cse11 (not (= ~a28~0 10))) (.cse6 (= |old(~a17~0)| 8)) (.cse9 (= |old(~a17~0)| ~a17~0)) (.cse14 (= ~a19~0 1)) (.cse10 (not (= ~a11~0 1)))) (or (not (= 1 ~a21~0)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (= 10 |old(~a28~0)|) (and .cse1 .cse3 (= 9 ~a28~0) .cse5 .cse4) (and .cse6 .cse7 .cse8 .cse9 .cse10 (not (= ~a28~0 9)) .cse11) (= 9 |old(~a28~0)|) (and .cse6 .cse12 .cse7 .cse13 .cse2) (not (= 1 |old(~a19~0)|)) (and .cse9 (<= ~a28~0 10) .cse11 .cse6 .cse12 .cse14) (let ((.cse15 (= |old(~a19~0)| ~a19~0))) (or (and .cse6 .cse15 .cse12 .cse9 .cse10) (and .cse6 .cse15 .cse12 .cse8 .cse13 .cse9 .cse11))) (and .cse1 .cse3 .cse5 .cse4 .cse16) (and .cse0 .cse13 .cse1 .cse5 (not .cse4)) (= 11 |old(~a28~0)|) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (= |old(~a17~0)| |old(~a28~0)|) (and .cse6 .cse7 .cse9 .cse3 .cse16 .cse10) (and .cse10 (= |old(~a28~0)| ~a28~0) (= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a25~0 |old(~a25~0)|)) (and .cse6 (not .cse14) .cse12 .cse8 .cse2 .cse11) (and (and .cse6 .cse9 .cse14 .cse10) .cse17)))) [2018-12-09 03:00:56,917 INFO L448 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-12-09 03:00:56,917 INFO L448 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-12-09 03:00:56,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 03:00:56 BoogieIcfgContainer [2018-12-09 03:00:56,930 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 03:00:56,930 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 03:00:56,930 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 03:00:56,930 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 03:00:56,931 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:00:43" (3/4) ... [2018-12-09 03:00:56,933 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 03:00:56,938 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 03:00:56,938 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-09 03:00:56,938 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 03:00:56,945 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-09 03:00:56,946 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-09 03:00:56,965 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((!(1 == a21) || ((((7 == a28 && 1 == a11) && 7 == a17) && 1 == a25) && 1 == a19)) || 10 == \old(a28)) || ((((1 == a11 && 1 == a25) && 9 == a28) && 8 == a17) && 1 == a19)) || ((((((\old(a17) == 8 && a19 <= 0) && !(11 == a28)) && \old(a17) == a17) && !(a11 == 1)) && !(a28 == 9)) && !(a28 == 10))) || 9 == \old(a28)) || ((((\old(a17) == 8 && !(a28 == a17)) && a19 <= 0) && !(a25 == 1)) && 7 == a17)) || !(1 == \old(a19))) || (((((\old(a17) == a17 && a28 <= 10) && !(a28 == 10)) && \old(a17) == 8) && !(a28 == a17)) && a19 == 1)) || ((((\old(a17) == 8 && \old(a19) == a19) && !(a28 == a17)) && \old(a17) == a17) && !(a11 == 1)) || ((((((\old(a17) == 8 && \old(a19) == a19) && !(a28 == a17)) && !(11 == a28)) && !(a25 == 1)) && \old(a17) == a17) && !(a28 == 10))) || ((((1 == a11 && 1 == a25) && 8 == a17) && 1 == a19) && 10 == a28)) || ((((7 == a28 && !(a25 == 1)) && 1 == a11) && 8 == a17) && !(1 == a19))) || 11 == \old(a28)) || 1 == \old(a25)) || 1 == \old(a11)) || \old(a17) == \old(a28)) || (((((\old(a17) == 8 && a19 <= 0) && \old(a17) == a17) && 1 == a25) && 10 == a28) && !(a11 == 1))) || ((((!(a11 == 1) && \old(a28) == a28) && a17 == \old(a17)) && a19 == \old(a19)) && a25 == \old(a25))) || (((((\old(a17) == 8 && !(a19 == 1)) && !(a28 == a17)) && !(11 == a28)) && 7 == a17) && !(a28 == 10))) || ((((\old(a17) == 8 && \old(a17) == a17) && a19 == 1) && !(a11 == 1)) && a25 == 1) [2018-12-09 03:00:57,014 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_dc5156d3-c4c4-4976-bc5c-ff9cf3a01d69/bin-2019/uautomizer/witness.graphml [2018-12-09 03:00:57,015 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 03:00:57,015 INFO L168 Benchmark]: Toolchain (without parser) took 14153.19 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 665.3 MB). Free memory was 949.5 MB in the beginning and 1.3 GB in the end (delta: -336.3 MB). Peak memory consumption was 329.0 MB. Max. memory is 11.5 GB. [2018-12-09 03:00:57,016 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 03:00:57,016 INFO L168 Benchmark]: CACSL2BoogieTranslator took 323.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -199.0 MB). Peak memory consumption was 51.6 MB. Max. memory is 11.5 GB. [2018-12-09 03:00:57,016 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.65 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 03:00:57,016 INFO L168 Benchmark]: Boogie Preprocessor took 43.08 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-12-09 03:00:57,017 INFO L168 Benchmark]: RCFGBuilder took 568.48 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: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 11.5 GB. [2018-12-09 03:00:57,017 INFO L168 Benchmark]: TraceAbstraction took 13108.80 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 504.4 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -265.1 MB). Peak memory consumption was 706.6 MB. Max. memory is 11.5 GB. [2018-12-09 03:00:57,017 INFO L168 Benchmark]: Witness Printer took 84.42 ms. Allocated memory is still 1.7 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-12-09 03:00:57,018 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 323.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -199.0 MB). Peak memory consumption was 51.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.65 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.08 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 568.48 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: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 13108.80 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 504.4 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -265.1 MB). Peak memory consumption was 706.6 MB. Max. memory is 11.5 GB. * Witness Printer took 84.42 ms. Allocated memory is still 1.7 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 16.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 592]: 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 && 1 == a11) && 7 == a17) && 1 == a25) && 1 == a19)) || 10 == \old(a28)) || ((((1 == a11 && 1 == a25) && 9 == a28) && 8 == a17) && 1 == a19)) || ((((((\old(a17) == 8 && a19 <= 0) && !(11 == a28)) && \old(a17) == a17) && !(a11 == 1)) && !(a28 == 9)) && !(a28 == 10))) || 9 == \old(a28)) || ((((\old(a17) == 8 && !(a28 == a17)) && a19 <= 0) && !(a25 == 1)) && 7 == a17)) || !(1 == \old(a19))) || (((((\old(a17) == a17 && a28 <= 10) && !(a28 == 10)) && \old(a17) == 8) && !(a28 == a17)) && a19 == 1)) || ((((\old(a17) == 8 && \old(a19) == a19) && !(a28 == a17)) && \old(a17) == a17) && !(a11 == 1)) || ((((((\old(a17) == 8 && \old(a19) == a19) && !(a28 == a17)) && !(11 == a28)) && !(a25 == 1)) && \old(a17) == a17) && !(a28 == 10))) || ((((1 == a11 && 1 == a25) && 8 == a17) && 1 == a19) && 10 == a28)) || ((((7 == a28 && !(a25 == 1)) && 1 == a11) && 8 == a17) && !(1 == a19))) || 11 == \old(a28)) || 1 == \old(a25)) || 1 == \old(a11)) || \old(a17) == \old(a28)) || (((((\old(a17) == 8 && a19 <= 0) && \old(a17) == a17) && 1 == a25) && 10 == a28) && !(a11 == 1))) || ((((!(a11 == 1) && \old(a28) == a28) && a17 == \old(a17)) && a19 == \old(a19)) && a25 == \old(a25))) || (((((\old(a17) == 8 && !(a19 == 1)) && !(a28 == a17)) && !(11 == a28)) && 7 == a17) && !(a28 == 10))) || ((((\old(a17) == 8 && \old(a17) == a17) && a19 == 1) && !(a11 == 1)) && a25 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. SAFE Result, 13.0s OverallTime, 12 OverallIterations, 4 TraceHistogramMax, 8.0s AutomataDifference, 0.0s DeadEndRemovalTime, 2.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 726 SDtfs, 8967 SDslu, 1039 SDs, 0 SdLazy, 15096 SolverSat, 1969 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1230 GetRequests, 1081 SyntacticMatches, 10 SemanticMatches, 139 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 751 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4069occurred in iteration=9, 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, 12 MinimizatonAttempts, 1867 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 269 PreInvPairs, 391 NumberOfFragments, 1143 HoareAnnotationTreeSize, 269 FomulaSimplifications, 16195 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 7 FomulaSimplificationsInter, 9944 FormulaSimplificationTreeSizeReductionInter, 1.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 3358 NumberOfCodeBlocks, 3358 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 3342 ConstructedInterpolants, 0 QuantifiedInterpolants, 2944885 SizeOfPredicates, 6 NumberOfNonLiveVariables, 2158 ConjunctsInSsa, 29 ConjunctsInUnsatCore, 16 InterpolantComputations, 10 PerfectInterpolantSequences, 1311/1401 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...