./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label34_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_36d850c4-6700-48ee-89ae-454fe8e13f81/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_36d850c4-6700-48ee-89ae-454fe8e13f81/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_36d850c4-6700-48ee-89ae-454fe8e13f81/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_36d850c4-6700-48ee-89ae-454fe8e13f81/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label34_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_36d850c4-6700-48ee-89ae-454fe8e13f81/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_36d850c4-6700-48ee-89ae-454fe8e13f81/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 967c72bd82820b824aa390b27f8a26458e2fde4d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-01 19:21:24,183 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 19:21:24,184 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 19:21:24,190 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 19:21:24,191 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 19:21:24,191 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 19:21:24,192 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 19:21:24,192 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 19:21:24,193 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 19:21:24,194 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 19:21:24,194 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 19:21:24,194 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 19:21:24,195 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 19:21:24,195 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 19:21:24,195 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 19:21:24,196 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 19:21:24,196 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 19:21:24,197 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 19:21:24,198 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 19:21:24,199 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 19:21:24,199 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 19:21:24,200 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 19:21:24,201 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 19:21:24,201 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 19:21:24,201 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 19:21:24,201 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 19:21:24,202 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 19:21:24,202 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 19:21:24,203 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 19:21:24,203 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 19:21:24,203 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 19:21:24,204 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 19:21:24,204 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 19:21:24,204 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 19:21:24,204 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 19:21:24,205 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 19:21:24,205 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_36d850c4-6700-48ee-89ae-454fe8e13f81/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-01 19:21:24,212 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 19:21:24,212 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 19:21:24,212 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 19:21:24,212 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-01 19:21:24,213 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 19:21:24,213 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 19:21:24,213 INFO L133 SettingsManager]: * Use SBE=true [2018-12-01 19:21:24,213 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 19:21:24,213 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 19:21:24,213 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 19:21:24,213 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 19:21:24,213 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 19:21:24,214 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 19:21:24,214 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 19:21:24,214 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 19:21:24,214 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 19:21:24,214 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 19:21:24,214 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 19:21:24,214 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 19:21:24,214 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 19:21:24,214 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-01 19:21:24,214 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 19:21:24,214 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-01 19:21:24,214 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-01 19:21:24,215 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 19:21:24,215 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 19:21:24,215 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 19:21:24,215 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-01 19:21:24,215 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 19:21:24,215 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 19:21:24,215 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_36d850c4-6700-48ee-89ae-454fe8e13f81/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 -> 967c72bd82820b824aa390b27f8a26458e2fde4d [2018-12-01 19:21:24,232 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 19:21:24,241 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 19:21:24,244 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 19:21:24,245 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 19:21:24,245 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 19:21:24,246 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_36d850c4-6700-48ee-89ae-454fe8e13f81/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label34_true-unreach-call_false-termination.c [2018-12-01 19:21:24,291 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_36d850c4-6700-48ee-89ae-454fe8e13f81/bin-2019/uautomizer/data/1856c0289/d39b782f04444c02bf79db21526b9ca9/FLAG66f00cc45 [2018-12-01 19:21:24,739 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 19:21:24,740 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_36d850c4-6700-48ee-89ae-454fe8e13f81/sv-benchmarks/c/eca-rers2012/Problem02_label34_true-unreach-call_false-termination.c [2018-12-01 19:21:24,747 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_36d850c4-6700-48ee-89ae-454fe8e13f81/bin-2019/uautomizer/data/1856c0289/d39b782f04444c02bf79db21526b9ca9/FLAG66f00cc45 [2018-12-01 19:21:24,756 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_36d850c4-6700-48ee-89ae-454fe8e13f81/bin-2019/uautomizer/data/1856c0289/d39b782f04444c02bf79db21526b9ca9 [2018-12-01 19:21:24,758 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 19:21:24,759 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 19:21:24,759 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 19:21:24,759 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 19:21:24,761 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 19:21:24,762 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 07:21:24" (1/1) ... [2018-12-01 19:21:24,764 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27d92faf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:21:24, skipping insertion in model container [2018-12-01 19:21:24,764 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 07:21:24" (1/1) ... [2018-12-01 19:21:24,768 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 19:21:24,793 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 19:21:24,974 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 19:21:24,977 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 19:21:25,029 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 19:21:25,083 INFO L195 MainTranslator]: Completed translation [2018-12-01 19:21:25,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:21:25 WrapperNode [2018-12-01 19:21:25,084 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 19:21:25,084 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 19:21:25,084 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 19:21:25,084 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 19:21:25,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:21:25" (1/1) ... [2018-12-01 19:21:25,098 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:21:25" (1/1) ... [2018-12-01 19:21:25,102 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 19:21:25,102 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 19:21:25,102 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 19:21:25,102 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 19:21:25,108 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:21:25" (1/1) ... [2018-12-01 19:21:25,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:21:25" (1/1) ... [2018-12-01 19:21:25,110 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:21:25" (1/1) ... [2018-12-01 19:21:25,111 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:21:25" (1/1) ... [2018-12-01 19:21:25,126 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:21:25" (1/1) ... [2018-12-01 19:21:25,133 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:21:25" (1/1) ... [2018-12-01 19:21:25,136 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:21:25" (1/1) ... [2018-12-01 19:21:25,140 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 19:21:25,140 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 19:21:25,140 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 19:21:25,140 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 19:21:25,141 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:21:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36d850c4-6700-48ee-89ae-454fe8e13f81/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 [2018-12-01 19:21:25,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-01 19:21:25,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-01 19:21:25,182 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-01 19:21:25,182 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-01 19:21:25,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 19:21:25,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 19:21:25,182 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-01 19:21:25,182 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-01 19:21:25,791 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 19:21:25,791 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-01 19:21:25,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:21:25 BoogieIcfgContainer [2018-12-01 19:21:25,792 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 19:21:25,792 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-01 19:21:25,792 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-01 19:21:25,794 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-01 19:21:25,795 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.12 07:21:24" (1/3) ... [2018-12-01 19:21:25,795 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a622553 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 07:21:25, skipping insertion in model container [2018-12-01 19:21:25,795 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:21:25" (2/3) ... [2018-12-01 19:21:25,795 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a622553 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 07:21:25, skipping insertion in model container [2018-12-01 19:21:25,796 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:21:25" (3/3) ... [2018-12-01 19:21:25,797 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label34_true-unreach-call_false-termination.c [2018-12-01 19:21:25,803 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-01 19:21:25,809 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-01 19:21:25,819 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-01 19:21:25,839 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-01 19:21:25,839 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-01 19:21:25,839 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-01 19:21:25,839 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-01 19:21:25,839 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-01 19:21:25,840 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-01 19:21:25,840 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-01 19:21:25,840 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-01 19:21:25,840 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-01 19:21:25,854 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2018-12-01 19:21:25,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-01 19:21:25,860 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 19:21:25,860 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] [2018-12-01 19:21:25,862 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 19:21:25,866 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 19:21:25,866 INFO L82 PathProgramCache]: Analyzing trace with hash -524262186, now seen corresponding path program 1 times [2018-12-01 19:21:25,867 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 19:21:25,867 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 19:21:25,897 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 19:21:25,897 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 19:21:25,897 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 19:21:25,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:21:26,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:21:26,110 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 19:21:26,111 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-01 19:21:26,115 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-01 19:21:26,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-01 19:21:26,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-01 19:21:26,125 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 3 states. [2018-12-01 19:21:26,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 19:21:26,525 INFO L93 Difference]: Finished difference Result 615 states and 1053 transitions. [2018-12-01 19:21:26,526 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-01 19:21:26,527 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 104 [2018-12-01 19:21:26,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 19:21:26,536 INFO L225 Difference]: With dead ends: 615 [2018-12-01 19:21:26,536 INFO L226 Difference]: Without dead ends: 317 [2018-12-01 19:21:26,539 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 [2018-12-01 19:21:26,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 317 states. [2018-12-01 19:21:26,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 317 to 317. [2018-12-01 19:21:26,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 317 states. [2018-12-01 19:21:26,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 317 states and 478 transitions. [2018-12-01 19:21:26,578 INFO L78 Accepts]: Start accepts. Automaton has 317 states and 478 transitions. Word has length 104 [2018-12-01 19:21:26,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 19:21:26,579 INFO L480 AbstractCegarLoop]: Abstraction has 317 states and 478 transitions. [2018-12-01 19:21:26,579 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-01 19:21:26,579 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 478 transitions. [2018-12-01 19:21:26,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-01 19:21:26,582 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 19:21:26,582 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-12-01 19:21:26,583 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 19:21:26,583 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 19:21:26,583 INFO L82 PathProgramCache]: Analyzing trace with hash -297868677, now seen corresponding path program 1 times [2018-12-01 19:21:26,583 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 19:21:26,583 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 19:21:26,584 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 19:21:26,584 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 19:21:26,584 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 19:21:26,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:21:26,681 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:21:26,681 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 19:21:26,681 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-01 19:21:26,683 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-01 19:21:26,683 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-01 19:21:26,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-01 19:21:26,683 INFO L87 Difference]: Start difference. First operand 317 states and 478 transitions. Second operand 6 states. [2018-12-01 19:21:27,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 19:21:27,147 INFO L93 Difference]: Finished difference Result 964 states and 1501 transitions. [2018-12-01 19:21:27,148 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-01 19:21:27,148 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 119 [2018-12-01 19:21:27,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 19:21:27,151 INFO L225 Difference]: With dead ends: 964 [2018-12-01 19:21:27,151 INFO L226 Difference]: Without dead ends: 653 [2018-12-01 19:21:27,152 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 [2018-12-01 19:21:27,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 653 states. [2018-12-01 19:21:27,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 653 to 625. [2018-12-01 19:21:27,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 625 states. [2018-12-01 19:21:27,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 625 states and 924 transitions. [2018-12-01 19:21:27,180 INFO L78 Accepts]: Start accepts. Automaton has 625 states and 924 transitions. Word has length 119 [2018-12-01 19:21:27,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 19:21:27,180 INFO L480 AbstractCegarLoop]: Abstraction has 625 states and 924 transitions. [2018-12-01 19:21:27,180 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-01 19:21:27,180 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 924 transitions. [2018-12-01 19:21:27,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-01 19:21:27,184 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 19:21:27,184 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 19:21:27,184 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 19:21:27,184 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 19:21:27,185 INFO L82 PathProgramCache]: Analyzing trace with hash -734504192, now seen corresponding path program 1 times [2018-12-01 19:21:27,185 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 19:21:27,185 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 19:21:27,186 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 19:21:27,186 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 19:21:27,186 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 19:21:27,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:21:27,265 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 18 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-01 19:21:27,265 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 19:21:27,265 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36d850c4-6700-48ee-89ae-454fe8e13f81/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 [2018-12-01 19:21:27,272 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 19:21:27,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:21:27,316 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 19:21:27,352 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 23 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:21:27,378 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 19:21:27,379 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-12-01 19:21:27,379 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-01 19:21:27,379 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-01 19:21:27,380 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-12-01 19:21:27,380 INFO L87 Difference]: Start difference. First operand 625 states and 924 transitions. Second operand 9 states. [2018-12-01 19:21:27,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 19:21:27,614 INFO L93 Difference]: Finished difference Result 1255 states and 1904 transitions. [2018-12-01 19:21:27,615 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-01 19:21:27,615 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 127 [2018-12-01 19:21:27,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 19:21:27,618 INFO L225 Difference]: With dead ends: 1255 [2018-12-01 19:21:27,618 INFO L226 Difference]: Without dead ends: 636 [2018-12-01 19:21:27,619 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 128 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-12-01 19:21:27,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 636 states. [2018-12-01 19:21:27,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 636 to 310. [2018-12-01 19:21:27,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 310 states. [2018-12-01 19:21:27,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 437 transitions. [2018-12-01 19:21:27,637 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 437 transitions. Word has length 127 [2018-12-01 19:21:27,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 19:21:27,638 INFO L480 AbstractCegarLoop]: Abstraction has 310 states and 437 transitions. [2018-12-01 19:21:27,638 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-01 19:21:27,638 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 437 transitions. [2018-12-01 19:21:27,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-01 19:21:27,640 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 19:21:27,640 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] [2018-12-01 19:21:27,640 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 19:21:27,640 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 19:21:27,640 INFO L82 PathProgramCache]: Analyzing trace with hash -33343506, now seen corresponding path program 1 times [2018-12-01 19:21:27,641 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 19:21:27,641 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 19:21:27,641 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 19:21:27,641 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 19:21:27,642 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 19:21:27,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:21:27,706 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:21:27,706 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 19:21:27,706 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-01 19:21:27,706 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-01 19:21:27,707 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-01 19:21:27,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-01 19:21:27,707 INFO L87 Difference]: Start difference. First operand 310 states and 437 transitions. Second operand 6 states. [2018-12-01 19:21:28,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 19:21:28,174 INFO L93 Difference]: Finished difference Result 925 states and 1330 transitions. [2018-12-01 19:21:28,174 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-01 19:21:28,174 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 126 [2018-12-01 19:21:28,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 19:21:28,177 INFO L225 Difference]: With dead ends: 925 [2018-12-01 19:21:28,177 INFO L226 Difference]: Without dead ends: 621 [2018-12-01 19:21:28,178 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 [2018-12-01 19:21:28,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 621 states. [2018-12-01 19:21:28,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 621 to 612. [2018-12-01 19:21:28,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 612 states. [2018-12-01 19:21:28,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 612 states and 843 transitions. [2018-12-01 19:21:28,203 INFO L78 Accepts]: Start accepts. Automaton has 612 states and 843 transitions. Word has length 126 [2018-12-01 19:21:28,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 19:21:28,203 INFO L480 AbstractCegarLoop]: Abstraction has 612 states and 843 transitions. [2018-12-01 19:21:28,203 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-01 19:21:28,203 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 843 transitions. [2018-12-01 19:21:28,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-01 19:21:28,205 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 19:21:28,205 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] [2018-12-01 19:21:28,205 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 19:21:28,205 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 19:21:28,205 INFO L82 PathProgramCache]: Analyzing trace with hash 683432550, now seen corresponding path program 1 times [2018-12-01 19:21:28,206 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 19:21:28,206 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 19:21:28,206 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 19:21:28,206 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 19:21:28,206 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 19:21:28,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:21:28,340 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:21:28,341 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 19:21:28,341 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-01 19:21:28,341 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-01 19:21:28,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-01 19:21:28,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-01 19:21:28,342 INFO L87 Difference]: Start difference. First operand 612 states and 843 transitions. Second operand 5 states. [2018-12-01 19:21:28,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 19:21:28,683 INFO L93 Difference]: Finished difference Result 1304 states and 1837 transitions. [2018-12-01 19:21:28,683 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-01 19:21:28,683 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 130 [2018-12-01 19:21:28,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 19:21:28,686 INFO L225 Difference]: With dead ends: 1304 [2018-12-01 19:21:28,686 INFO L226 Difference]: Without dead ends: 612 [2018-12-01 19:21:28,687 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 [2018-12-01 19:21:28,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 612 states. [2018-12-01 19:21:28,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 612 to 612. [2018-12-01 19:21:28,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 612 states. [2018-12-01 19:21:28,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 612 states and 827 transitions. [2018-12-01 19:21:28,704 INFO L78 Accepts]: Start accepts. Automaton has 612 states and 827 transitions. Word has length 130 [2018-12-01 19:21:28,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 19:21:28,704 INFO L480 AbstractCegarLoop]: Abstraction has 612 states and 827 transitions. [2018-12-01 19:21:28,704 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-01 19:21:28,704 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 827 transitions. [2018-12-01 19:21:28,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-01 19:21:28,706 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 19:21:28,706 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 19:21:28,706 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 19:21:28,706 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 19:21:28,706 INFO L82 PathProgramCache]: Analyzing trace with hash -1561391159, now seen corresponding path program 1 times [2018-12-01 19:21:28,706 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 19:21:28,706 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 19:21:28,707 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 19:21:28,707 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 19:21:28,707 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 19:21:28,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:21:28,751 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 30 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:21:28,751 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 19:21:28,751 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36d850c4-6700-48ee-89ae-454fe8e13f81/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 [2018-12-01 19:21:28,759 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 19:21:28,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:21:28,793 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 19:21:28,839 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 30 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:21:28,855 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 19:21:28,855 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-12-01 19:21:28,856 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-01 19:21:28,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-01 19:21:28,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-12-01 19:21:28,856 INFO L87 Difference]: Start difference. First operand 612 states and 827 transitions. Second operand 9 states. [2018-12-01 19:21:29,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 19:21:29,814 INFO L93 Difference]: Finished difference Result 2238 states and 3537 transitions. [2018-12-01 19:21:29,815 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-01 19:21:29,815 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 134 [2018-12-01 19:21:29,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 19:21:29,820 INFO L225 Difference]: With dead ends: 2238 [2018-12-01 19:21:29,821 INFO L226 Difference]: Without dead ends: 1632 [2018-12-01 19:21:29,823 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2018-12-01 19:21:29,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1632 states. [2018-12-01 19:21:29,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1632 to 1582. [2018-12-01 19:21:29,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1582 states. [2018-12-01 19:21:29,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 1582 states and 2178 transitions. [2018-12-01 19:21:29,863 INFO L78 Accepts]: Start accepts. Automaton has 1582 states and 2178 transitions. Word has length 134 [2018-12-01 19:21:29,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 19:21:29,864 INFO L480 AbstractCegarLoop]: Abstraction has 1582 states and 2178 transitions. [2018-12-01 19:21:29,864 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-01 19:21:29,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1582 states and 2178 transitions. [2018-12-01 19:21:29,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-01 19:21:29,867 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 19:21:29,867 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] [2018-12-01 19:21:29,867 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 19:21:29,868 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 19:21:29,868 INFO L82 PathProgramCache]: Analyzing trace with hash -1075151650, now seen corresponding path program 1 times [2018-12-01 19:21:29,868 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 19:21:29,868 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 19:21:29,868 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 19:21:29,869 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 19:21:29,869 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 19:21:29,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:21:29,932 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:21:29,933 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 19:21:29,933 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-01 19:21:29,933 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-01 19:21:29,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-01 19:21:29,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-01 19:21:29,933 INFO L87 Difference]: Start difference. First operand 1582 states and 2178 transitions. Second operand 6 states. [2018-12-01 19:21:30,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 19:21:30,285 INFO L93 Difference]: Finished difference Result 3176 states and 4449 transitions. [2018-12-01 19:21:30,285 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-01 19:21:30,285 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 134 [2018-12-01 19:21:30,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 19:21:30,291 INFO L225 Difference]: With dead ends: 3176 [2018-12-01 19:21:30,291 INFO L226 Difference]: Without dead ends: 1600 [2018-12-01 19:21:30,296 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 [2018-12-01 19:21:30,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1600 states. [2018-12-01 19:21:30,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1600 to 1434. [2018-12-01 19:21:30,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1434 states. [2018-12-01 19:21:30,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 1434 states and 1898 transitions. [2018-12-01 19:21:30,327 INFO L78 Accepts]: Start accepts. Automaton has 1434 states and 1898 transitions. Word has length 134 [2018-12-01 19:21:30,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 19:21:30,327 INFO L480 AbstractCegarLoop]: Abstraction has 1434 states and 1898 transitions. [2018-12-01 19:21:30,327 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-01 19:21:30,327 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 1898 transitions. [2018-12-01 19:21:30,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-01 19:21:30,330 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 19:21:30,330 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 19:21:30,330 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 19:21:30,330 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 19:21:30,330 INFO L82 PathProgramCache]: Analyzing trace with hash -1717941831, now seen corresponding path program 1 times [2018-12-01 19:21:30,330 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 19:21:30,330 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 19:21:30,331 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 19:21:30,331 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 19:21:30,331 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 19:21:30,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:21:30,376 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 38 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:21:30,376 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 19:21:30,376 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36d850c4-6700-48ee-89ae-454fe8e13f81/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 [2018-12-01 19:21:30,382 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 19:21:30,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:21:30,421 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 19:21:30,448 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 38 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:21:30,473 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 19:21:30,473 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-12-01 19:21:30,474 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-01 19:21:30,474 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-01 19:21:30,474 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-01 19:21:30,474 INFO L87 Difference]: Start difference. First operand 1434 states and 1898 transitions. Second operand 9 states. [2018-12-01 19:21:31,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 19:21:31,788 INFO L93 Difference]: Finished difference Result 4651 states and 7454 transitions. [2018-12-01 19:21:31,788 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-12-01 19:21:31,788 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 142 [2018-12-01 19:21:31,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 19:21:31,789 INFO L225 Difference]: With dead ends: 4651 [2018-12-01 19:21:31,789 INFO L226 Difference]: Without dead ends: 0 [2018-12-01 19:21:31,800 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 348 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=252, Invalid=1080, Unknown=0, NotChecked=0, Total=1332 [2018-12-01 19:21:31,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-01 19:21:31,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-01 19:21:31,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-01 19:21:31,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-01 19:21:31,801 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 142 [2018-12-01 19:21:31,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 19:21:31,801 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-01 19:21:31,801 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-01 19:21:31,801 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-01 19:21:31,801 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-01 19:21:31,804 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-01 19:21:31,950 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:31,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:31,966 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:31,973 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:31,984 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:31,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:31,990 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:31,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:31,993 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:31,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:31,996 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:31,997 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:31,998 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,001 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,003 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,005 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,009 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,011 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,022 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,027 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,050 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,067 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,069 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,077 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,079 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,081 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 85 [2018-12-01 19:21:32,086 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,087 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,100 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,108 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,117 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,120 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,122 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,123 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,126 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,130 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,133 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,135 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,137 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,143 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,155 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,175 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,183 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,186 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,208 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,226 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,227 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-01 19:21:32,229 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 85 [2018-12-01 19:21:32,485 WARN L180 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 51 [2018-12-01 19:21:32,656 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 43 [2018-12-01 19:21:32,829 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 43 [2018-12-01 19:21:32,830 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-01 19:21:32,830 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a28~0)| ~a28~0) (= ~a11~0 |old(~a11~0)|) (= |old(~a17~0)| ~a17~0) (= ~a19~0 |old(~a19~0)|) (= ~a25~0 |old(~a25~0)|)) [2018-12-01 19:21:32,830 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-01 19:21:32,830 INFO L448 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,831 INFO L448 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,831 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,831 INFO L448 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,831 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,831 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-12-01 19:21:32,831 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-12-01 19:21:32,831 INFO L448 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-12-01 19:21:32,831 INFO L448 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-12-01 19:21:32,831 INFO L448 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-12-01 19:21:32,831 INFO L448 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-12-01 19:21:32,831 INFO L448 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-12-01 19:21:32,831 INFO L448 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-12-01 19:21:32,831 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-12-01 19:21:32,831 INFO L448 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-12-01 19:21:32,832 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-12-01 19:21:32,832 INFO L448 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-12-01 19:21:32,832 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-12-01 19:21:32,832 INFO L448 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,832 INFO L448 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,832 INFO L448 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,832 INFO L448 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,832 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-12-01 19:21:32,832 INFO L448 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,832 INFO L448 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-12-01 19:21:32,832 INFO L448 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-12-01 19:21:32,832 INFO L448 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-12-01 19:21:32,832 INFO L448 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-12-01 19:21:32,832 INFO L448 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-12-01 19:21:32,832 INFO L448 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-12-01 19:21:32,832 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-12-01 19:21:32,833 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-12-01 19:21:32,833 INFO L448 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-12-01 19:21:32,833 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-12-01 19:21:32,833 INFO L448 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-12-01 19:21:32,833 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-12-01 19:21:32,833 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-12-01 19:21:32,833 INFO L448 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-12-01 19:21:32,833 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-12-01 19:21:32,833 INFO L448 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,833 INFO L448 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,833 INFO L448 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,833 INFO L448 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,833 INFO L448 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,833 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-12-01 19:21:32,833 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-12-01 19:21:32,833 INFO L448 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-12-01 19:21:32,834 INFO L448 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-12-01 19:21:32,834 INFO L448 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-12-01 19:21:32,834 INFO L448 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-12-01 19:21:32,834 INFO L448 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-12-01 19:21:32,834 INFO L448 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-12-01 19:21:32,834 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-12-01 19:21:32,834 INFO L448 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-12-01 19:21:32,834 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-12-01 19:21:32,834 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 466) no Hoare annotation was computed. [2018-12-01 19:21:32,834 INFO L448 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,834 INFO L448 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,834 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,834 INFO L448 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,834 INFO L448 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,834 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-12-01 19:21:32,835 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-12-01 19:21:32,835 INFO L448 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-12-01 19:21:32,835 INFO L448 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-12-01 19:21:32,835 INFO L448 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-12-01 19:21:32,835 INFO L448 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-12-01 19:21:32,835 INFO L448 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-12-01 19:21:32,835 INFO L448 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-12-01 19:21:32,835 INFO L448 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-12-01 19:21:32,835 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-12-01 19:21:32,835 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-12-01 19:21:32,835 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-12-01 19:21:32,835 INFO L448 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-12-01 19:21:32,835 INFO L448 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,835 INFO L448 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,835 INFO L448 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,835 INFO L448 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,836 INFO L448 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,836 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-12-01 19:21:32,836 INFO L448 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-12-01 19:21:32,836 INFO L448 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-12-01 19:21:32,836 INFO L448 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-12-01 19:21:32,836 INFO L448 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-12-01 19:21:32,836 INFO L448 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-12-01 19:21:32,836 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-12-01 19:21:32,836 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-12-01 19:21:32,836 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-12-01 19:21:32,836 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-12-01 19:21:32,836 INFO L448 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-12-01 19:21:32,836 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-12-01 19:21:32,836 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-12-01 19:21:32,836 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-12-01 19:21:32,836 INFO L448 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-12-01 19:21:32,837 INFO L448 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-12-01 19:21:32,837 INFO L448 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,837 INFO L448 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,837 INFO L448 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,837 INFO L448 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,837 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-12-01 19:21:32,837 INFO L448 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,837 INFO L448 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-12-01 19:21:32,837 INFO L448 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,837 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-12-01 19:21:32,837 INFO L448 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-12-01 19:21:32,837 INFO L448 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-12-01 19:21:32,837 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,837 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,837 INFO L448 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-12-01 19:21:32,837 INFO L448 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-12-01 19:21:32,837 INFO L448 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-12-01 19:21:32,838 INFO L448 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-12-01 19:21:32,838 INFO L448 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-12-01 19:21:32,838 INFO L448 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-12-01 19:21:32,838 INFO L448 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-12-01 19:21:32,838 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-12-01 19:21:32,838 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-12-01 19:21:32,838 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-12-01 19:21:32,838 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-12-01 19:21:32,838 INFO L448 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,838 INFO L448 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,838 INFO L448 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,838 INFO L448 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,838 INFO L448 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,838 INFO L448 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,838 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-12-01 19:21:32,839 INFO L448 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-12-01 19:21:32,839 INFO L448 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-12-01 19:21:32,839 INFO L448 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-12-01 19:21:32,839 INFO L448 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-12-01 19:21:32,839 INFO L448 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-12-01 19:21:32,839 INFO L448 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-12-01 19:21:32,839 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-12-01 19:21:32,839 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-12-01 19:21:32,839 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-12-01 19:21:32,839 INFO L448 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-12-01 19:21:32,839 INFO L448 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,839 INFO L448 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,839 INFO L448 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,839 INFO L448 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,839 INFO L448 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,839 INFO L448 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,840 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-12-01 19:21:32,840 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-12-01 19:21:32,840 INFO L448 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-12-01 19:21:32,840 INFO L448 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-12-01 19:21:32,840 INFO L448 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-12-01 19:21:32,840 INFO L448 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-12-01 19:21:32,840 INFO L448 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-12-01 19:21:32,840 INFO L448 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-12-01 19:21:32,840 INFO L448 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-12-01 19:21:32,840 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-12-01 19:21:32,840 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-12-01 19:21:32,840 INFO L448 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-12-01 19:21:32,840 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-12-01 19:21:32,840 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-12-01 19:21:32,840 INFO L448 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,840 INFO L448 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,840 INFO L448 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,841 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse6 (= ~a11~0 |old(~a11~0)|)) (.cse7 (= |old(~a17~0)| ~a17~0)) (.cse8 (= ~a19~0 |old(~a19~0)|)) (.cse9 (= ~a25~0 |old(~a25~0)|))) (let ((.cse3 (and (= |old(~a28~0)| ~a28~0) .cse6 .cse7 .cse8 .cse9)) (.cse1 (< 8 |old(~a17~0)|)) (.cse4 (= 1 |old(~a25~0)|)) (.cse2 (= 9 |old(~a28~0)|)) (.cse0 (not (= 1 ~a21~0))) (.cse5 (= 7 |old(~a17~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse3 (or .cse5 .cse1)) (or .cse0 .cse1 (not .cse4) (and .cse6 .cse7 (= 9 ~a28~0) .cse8 .cse9) (not .cse2)) (or .cse0 (not (= 7 |old(~a28~0)|)) (not (= 1 |old(~a19~0)|)) (not (= 1 |old(~a11~0)|)) (and (= 7 ~a28~0) (= 1 ~a11~0) (= 7 ~a17~0) (= 1 ~a19~0) (= |old(~a25~0)| ~a25~0)) (not .cse5))))) [2018-12-01 19:21:32,841 INFO L448 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,841 INFO L448 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,841 INFO L448 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,841 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-12-01 19:21:32,841 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-12-01 19:21:32,841 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-12-01 19:21:32,841 INFO L448 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-12-01 19:21:32,841 INFO L448 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-12-01 19:21:32,841 INFO L448 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-12-01 19:21:32,841 INFO L448 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-12-01 19:21:32,841 INFO L448 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-12-01 19:21:32,841 INFO L448 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-12-01 19:21:32,842 INFO L448 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-12-01 19:21:32,842 INFO L448 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-12-01 19:21:32,842 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-12-01 19:21:32,842 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-12-01 19:21:32,842 INFO L448 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,842 INFO L448 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,842 INFO L448 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,842 INFO L448 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,842 INFO L448 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,842 INFO L448 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,842 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-12-01 19:21:32,842 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-12-01 19:21:32,842 INFO L448 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-12-01 19:21:32,842 INFO L448 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-12-01 19:21:32,842 INFO L448 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-12-01 19:21:32,842 INFO L448 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-12-01 19:21:32,843 INFO L448 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-12-01 19:21:32,843 INFO L448 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-12-01 19:21:32,843 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-12-01 19:21:32,843 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-12-01 19:21:32,843 INFO L448 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-12-01 19:21:32,843 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-12-01 19:21:32,843 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-12-01 19:21:32,843 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-12-01 19:21:32,843 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-12-01 19:21:32,843 INFO L448 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-12-01 19:21:32,843 INFO L448 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,843 INFO L448 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,843 INFO L448 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,843 INFO L448 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,843 INFO L448 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-12-01 19:21:32,843 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-12-01 19:21:32,843 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-12-01 19:21:32,844 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-12-01 19:21:32,844 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-12-01 19:21:32,844 INFO L448 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-12-01 19:21:32,844 INFO L448 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-12-01 19:21:32,844 INFO L448 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-12-01 19:21:32,844 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-12-01 19:21:32,844 INFO L448 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-12-01 19:21:32,844 INFO L448 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-12-01 19:21:32,844 INFO L448 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-12-01 19:21:32,844 INFO L448 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-12-01 19:21:32,844 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-12-01 19:21:32,844 INFO L448 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-12-01 19:21:32,844 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-12-01 19:21:32,844 INFO L448 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-12-01 19:21:32,844 INFO L448 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-12-01 19:21:32,844 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-12-01 19:21:32,844 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-12-01 19:21:32,845 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-01 19:21:32,845 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a17~0 7)) (not (= ~a25~0 1)) (= 1 ~a19~0) (not (= ~a19~0 ~a11~0)) (= ~a21~0 1) (<= ~a28~0 9) (<= ~a17~0 8) (not (= ~a28~0 9))) [2018-12-01 19:21:32,845 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-01 19:21:32,845 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-01 19:21:32,845 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (< 9 |old(~a28~0)|) (not (= 1 |old(~a19~0)|)) (= 7 |old(~a17~0)|) (= 9 |old(~a28~0)|) (and (= ~a11~0 |old(~a11~0)|) (= |old(~a17~0)| ~a17~0) (= |old(~a28~0)| ~a28~0) (= ~a19~0 |old(~a19~0)|) (= ~a25~0 |old(~a25~0)|)) (= |old(~a11~0)| |old(~a19~0)|) (< 8 |old(~a17~0)|) (= 1 |old(~a25~0)|)) [2018-12-01 19:21:32,845 INFO L444 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse0 (= ~a25~0 1)) (.cse1 (<= ~a17~0 8))) (or (not (= 1 ~a21~0)) (and (not .cse0) .cse1 (not (= ~a28~0 9))) (= 1 |old(~a25~0)|) (and (= 7 ~a28~0) (= 1 ~a11~0) (= 1 ~a19~0) .cse1) (= |old(~a11~0)| |old(~a19~0)|) (and (= 9 ~a28~0) .cse1 .cse0) (= 7 |old(~a17~0)|) (= 9 |old(~a28~0)|) (< 9 |old(~a28~0)|) (not (= 1 |old(~a19~0)|)) (and (not (= ~a17~0 7)) .cse1) (< 8 |old(~a17~0)|))) [2018-12-01 19:21:32,845 INFO L448 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2018-12-01 19:21:32,845 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-12-01 19:21:32,845 INFO L444 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse0 (= ~a25~0 1)) (.cse1 (<= ~a17~0 8))) (or (not (= 1 ~a21~0)) (and (not .cse0) .cse1 (not (= ~a28~0 9))) (= 1 |old(~a25~0)|) (and (= 7 ~a28~0) (= 1 ~a11~0) (= 1 ~a19~0) .cse1) (= |old(~a11~0)| |old(~a19~0)|) (and (= 9 ~a28~0) .cse1 .cse0) (= 7 |old(~a17~0)|) (= 9 |old(~a28~0)|) (< 9 |old(~a28~0)|) (not (= 1 |old(~a19~0)|)) (and (not (= ~a17~0 7)) .cse1) (< 8 |old(~a17~0)|))) [2018-12-01 19:21:32,845 INFO L448 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-12-01 19:21:32,846 INFO L448 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-12-01 19:21:32,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.12 07:21:32 BoogieIcfgContainer [2018-12-01 19:21:32,858 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-01 19:21:32,859 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 19:21:32,859 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 19:21:32,859 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 19:21:32,859 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:21:25" (3/4) ... [2018-12-01 19:21:32,862 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-01 19:21:32,869 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-01 19:21:32,869 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-01 19:21:32,870 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-01 19:21:32,878 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-01 19:21:32,879 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-01 19:21:32,897 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(1 == a21) || ((!(a25 == 1) && a17 <= 8) && !(a28 == 9))) || 1 == \old(a25)) || (((7 == a28 && 1 == a11) && 1 == a19) && a17 <= 8)) || \old(a11) == \old(a19)) || ((9 == a28 && a17 <= 8) && a25 == 1)) || 7 == \old(a17)) || 9 == \old(a28)) || 9 < \old(a28)) || !(1 == \old(a19))) || (!(a17 == 7) && a17 <= 8)) || 8 < \old(a17) [2018-12-01 19:21:32,946 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_36d850c4-6700-48ee-89ae-454fe8e13f81/bin-2019/uautomizer/witness.graphml [2018-12-01 19:21:32,946 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 19:21:32,947 INFO L168 Benchmark]: Toolchain (without parser) took 8188.89 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 387.4 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -166.5 MB). Peak memory consumption was 220.9 MB. Max. memory is 11.5 GB. [2018-12-01 19:21:32,947 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 19:21:32,947 INFO L168 Benchmark]: CACSL2BoogieTranslator took 324.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 950.6 MB in the beginning and 1.2 GB in the end (delta: -201.0 MB). Peak memory consumption was 52.0 MB. Max. memory is 11.5 GB. [2018-12-01 19:21:32,948 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-01 19:21:32,948 INFO L168 Benchmark]: Boogie Preprocessor took 37.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-01 19:21:32,948 INFO L168 Benchmark]: RCFGBuilder took 651.65 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: 112.5 MB). Peak memory consumption was 112.5 MB. Max. memory is 11.5 GB. [2018-12-01 19:21:32,948 INFO L168 Benchmark]: TraceAbstraction took 7066.13 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 230.7 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -106.5 MB). Peak memory consumption was 451.2 MB. Max. memory is 11.5 GB. [2018-12-01 19:21:32,949 INFO L168 Benchmark]: Witness Printer took 87.69 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-12-01 19:21:32,950 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 324.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 950.6 MB in the beginning and 1.2 GB in the end (delta: -201.0 MB). Peak memory consumption was 52.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 17.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 37.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 651.65 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: 112.5 MB). Peak memory consumption was 112.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7066.13 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 230.7 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -106.5 MB). Peak memory consumption was 451.2 MB. Max. memory is 11.5 GB. * Witness Printer took 87.69 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 466]: 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) || ((!(a25 == 1) && a17 <= 8) && !(a28 == 9))) || 1 == \old(a25)) || (((7 == a28 && 1 == a11) && 1 == a19) && a17 <= 8)) || \old(a11) == \old(a19)) || ((9 == a28 && a17 <= 8) && a25 == 1)) || 7 == \old(a17)) || 9 == \old(a28)) || 9 < \old(a28)) || !(1 == \old(a19))) || (!(a17 == 7) && a17 <= 8)) || 8 < \old(a17) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. SAFE Result, 7.0s OverallTime, 8 OverallIterations, 3 TraceHistogramMax, 4.6s AutomataDifference, 0.0s DeadEndRemovalTime, 1.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 465 SDtfs, 5339 SDslu, 701 SDs, 0 SdLazy, 7392 SolverSat, 1366 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 528 GetRequests, 437 SyntacticMatches, 7 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 402 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1582occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 8 MinimizatonAttempts, 579 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 163 PreInvPairs, 363 NumberOfFragments, 366 HoareAnnotationTreeSize, 163 FomulaSimplifications, 113214 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 7 FomulaSimplificationsInter, 5717 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 1419 NumberOfCodeBlocks, 1419 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1408 ConstructedInterpolants, 0 QuantifiedInterpolants, 529017 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1161 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 11 InterpolantComputations, 5 PerfectInterpolantSequences, 263/275 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...