./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench/egcd2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b1a41848-0299-4169-918d-6acce60179a7/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_b1a41848-0299-4169-918d-6acce60179a7/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b1a41848-0299-4169-918d-6acce60179a7/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b1a41848-0299-4169-918d-6acce60179a7/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/nla-digbench/egcd2.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b1a41848-0299-4169-918d-6acce60179a7/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b1a41848-0299-4169-918d-6acce60179a7/bin/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 95396db54d6803df90b045d200d759c42b2c22fc ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-25 08:48:14,191 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:48:14,193 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:48:14,207 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:48:14,207 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:48:14,209 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:48:14,210 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:48:14,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:48:14,223 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:48:14,227 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:48:14,228 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:48:14,230 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:48:14,230 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:48:14,232 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:48:14,233 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:48:14,234 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:48:14,235 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:48:14,236 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:48:14,238 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:48:14,244 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:48:14,248 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:48:14,252 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:48:14,254 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:48:14,255 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:48:14,258 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:48:14,258 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:48:14,259 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:48:14,260 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:48:14,261 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:48:14,262 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:48:14,263 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:48:14,263 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:48:14,264 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:48:14,265 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:48:14,266 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:48:14,266 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:48:14,267 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:48:14,267 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:48:14,267 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:48:14,268 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:48:14,270 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:48:14,271 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b1a41848-0299-4169-918d-6acce60179a7/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 08:48:14,286 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:48:14,286 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:48:14,287 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:48:14,287 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:48:14,288 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:48:14,288 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:48:14,288 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 08:48:14,288 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:48:14,288 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 08:48:14,288 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:48:14,289 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 08:48:14,289 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 08:48:14,289 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 08:48:14,289 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 08:48:14,289 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:48:14,289 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:48:14,290 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 08:48:14,290 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:48:14,290 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:48:14,290 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 08:48:14,290 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 08:48:14,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:48:14,291 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:48:14,291 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 08:48:14,291 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 08:48:14,291 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:48:14,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 08:48:14,291 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 08:48:14,292 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_b1a41848-0299-4169-918d-6acce60179a7/bin/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 -> 95396db54d6803df90b045d200d759c42b2c22fc [2019-11-25 08:48:14,447 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:48:14,464 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:48:14,467 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:48:14,474 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:48:14,475 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:48:14,476 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b1a41848-0299-4169-918d-6acce60179a7/bin/uautomizer/../../sv-benchmarks/c/nla-digbench/egcd2.c [2019-11-25 08:48:14,534 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b1a41848-0299-4169-918d-6acce60179a7/bin/uautomizer/data/cdfa63619/21f853e0a24a43699f4c75eea9dbf00d/FLAG63f7c4ab9 [2019-11-25 08:48:14,942 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:48:14,943 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b1a41848-0299-4169-918d-6acce60179a7/sv-benchmarks/c/nla-digbench/egcd2.c [2019-11-25 08:48:14,950 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b1a41848-0299-4169-918d-6acce60179a7/bin/uautomizer/data/cdfa63619/21f853e0a24a43699f4c75eea9dbf00d/FLAG63f7c4ab9 [2019-11-25 08:48:14,964 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b1a41848-0299-4169-918d-6acce60179a7/bin/uautomizer/data/cdfa63619/21f853e0a24a43699f4c75eea9dbf00d [2019-11-25 08:48:14,967 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:48:14,968 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:48:14,970 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:48:14,970 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:48:14,975 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:48:14,976 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:48:14" (1/1) ... [2019-11-25 08:48:14,978 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20f0454a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:14, skipping insertion in model container [2019-11-25 08:48:14,978 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:48:14" (1/1) ... [2019-11-25 08:48:14,985 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:48:15,005 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:48:15,142 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:48:15,145 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:48:15,227 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:48:15,239 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:48:15,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:15 WrapperNode [2019-11-25 08:48:15,240 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:48:15,241 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:48:15,241 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:48:15,241 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:48:15,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:15" (1/1) ... [2019-11-25 08:48:15,256 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:15" (1/1) ... [2019-11-25 08:48:15,276 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:48:15,276 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:48:15,277 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:48:15,277 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:48:15,285 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:15" (1/1) ... [2019-11-25 08:48:15,285 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:15" (1/1) ... [2019-11-25 08:48:15,286 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:15" (1/1) ... [2019-11-25 08:48:15,287 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:15" (1/1) ... [2019-11-25 08:48:15,290 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:15" (1/1) ... [2019-11-25 08:48:15,294 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:15" (1/1) ... [2019-11-25 08:48:15,295 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:15" (1/1) ... [2019-11-25 08:48:15,297 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:48:15,298 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:48:15,298 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:48:15,298 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:48:15,299 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1a41848-0299-4169-918d-6acce60179a7/bin/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 [2019-11-25 08:48:15,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:48:15,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:48:15,692 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:48:15,692 INFO L284 CfgBuilder]: Removed 18 assume(true) statements. [2019-11-25 08:48:15,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:48:15 BoogieIcfgContainer [2019-11-25 08:48:15,694 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:48:15,695 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-25 08:48:15,695 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-25 08:48:15,697 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-25 08:48:15,698 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:48:14" (1/3) ... [2019-11-25 08:48:15,698 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46049140 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:48:15, skipping insertion in model container [2019-11-25 08:48:15,698 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:15" (2/3) ... [2019-11-25 08:48:15,699 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46049140 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:48:15, skipping insertion in model container [2019-11-25 08:48:15,699 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:48:15" (3/3) ... [2019-11-25 08:48:15,701 INFO L109 eAbstractionObserver]: Analyzing ICFG egcd2.c [2019-11-25 08:48:15,710 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-25 08:48:15,721 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2019-11-25 08:48:15,730 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-11-25 08:48:15,758 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-25 08:48:15,758 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-25 08:48:15,758 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-25 08:48:15,758 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:48:15,759 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:48:15,759 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-25 08:48:15,760 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:48:15,761 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-25 08:48:15,781 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states. [2019-11-25 08:48:15,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-11-25 08:48:15,788 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:15,789 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2019-11-25 08:48:15,789 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:15,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:15,795 INFO L82 PathProgramCache]: Analyzing trace with hash 29870538, now seen corresponding path program 1 times [2019-11-25 08:48:15,803 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:15,804 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1630783757] [2019-11-25 08:48:15,804 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:15,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:15,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:15,908 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1630783757] [2019-11-25 08:48:15,909 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:15,909 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-25 08:48:15,910 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878147217] [2019-11-25 08:48:15,914 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-25 08:48:15,915 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:15,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-25 08:48:15,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-25 08:48:15,925 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 2 states. [2019-11-25 08:48:15,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:15,943 INFO L93 Difference]: Finished difference Result 65 states and 87 transitions. [2019-11-25 08:48:15,943 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-25 08:48:15,944 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 5 [2019-11-25 08:48:15,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:15,951 INFO L225 Difference]: With dead ends: 65 [2019-11-25 08:48:15,951 INFO L226 Difference]: Without dead ends: 29 [2019-11-25 08:48:15,954 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-25 08:48:15,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2019-11-25 08:48:15,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2019-11-25 08:48:15,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-11-25 08:48:15,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 30 transitions. [2019-11-25 08:48:15,981 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 30 transitions. Word has length 5 [2019-11-25 08:48:15,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:15,982 INFO L462 AbstractCegarLoop]: Abstraction has 29 states and 30 transitions. [2019-11-25 08:48:15,982 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-25 08:48:15,982 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2019-11-25 08:48:15,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-25 08:48:15,982 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:15,983 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-11-25 08:48:15,983 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:15,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:15,983 INFO L82 PathProgramCache]: Analyzing trace with hash 925834863, now seen corresponding path program 1 times [2019-11-25 08:48:15,983 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:15,984 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387059503] [2019-11-25 08:48:15,984 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:15,994 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-25 08:48:15,994 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1264924889] [2019-11-25 08:48:15,995 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1a41848-0299-4169-918d-6acce60179a7/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:16,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:16,043 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-25 08:48:16,050 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:48:16,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:16,072 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387059503] [2019-11-25 08:48:16,073 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-25 08:48:16,073 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1264924889] [2019-11-25 08:48:16,073 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:16,073 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-25 08:48:16,073 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569115292] [2019-11-25 08:48:16,074 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:48:16,075 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:16,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:48:16,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:48:16,075 INFO L87 Difference]: Start difference. First operand 29 states and 30 transitions. Second operand 3 states. [2019-11-25 08:48:16,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:16,130 INFO L93 Difference]: Finished difference Result 57 states and 59 transitions. [2019-11-25 08:48:16,130 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:48:16,131 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2019-11-25 08:48:16,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:16,131 INFO L225 Difference]: With dead ends: 57 [2019-11-25 08:48:16,132 INFO L226 Difference]: Without dead ends: 49 [2019-11-25 08:48:16,132 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:48:16,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2019-11-25 08:48:16,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 31. [2019-11-25 08:48:16,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2019-11-25 08:48:16,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 32 transitions. [2019-11-25 08:48:16,138 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 32 transitions. Word has length 6 [2019-11-25 08:48:16,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:16,138 INFO L462 AbstractCegarLoop]: Abstraction has 31 states and 32 transitions. [2019-11-25 08:48:16,138 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:48:16,138 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2019-11-25 08:48:16,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-25 08:48:16,139 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:16,139 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-11-25 08:48:16,343 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:16,343 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:16,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:16,343 INFO L82 PathProgramCache]: Analyzing trace with hash 925838837, now seen corresponding path program 1 times [2019-11-25 08:48:16,344 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:16,344 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64867507] [2019-11-25 08:48:16,344 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:16,354 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-25 08:48:16,361 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [67207335] [2019-11-25 08:48:16,362 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1a41848-0299-4169-918d-6acce60179a7/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:16,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:16,396 INFO L255 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-25 08:48:16,397 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:48:16,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:16,423 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64867507] [2019-11-25 08:48:16,423 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-25 08:48:16,423 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [67207335] [2019-11-25 08:48:16,423 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:16,424 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:48:16,424 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701163015] [2019-11-25 08:48:16,424 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:48:16,424 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:16,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:48:16,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:48:16,425 INFO L87 Difference]: Start difference. First operand 31 states and 32 transitions. Second operand 4 states. [2019-11-25 08:48:16,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:16,522 INFO L93 Difference]: Finished difference Result 49 states and 51 transitions. [2019-11-25 08:48:16,522 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:48:16,522 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 6 [2019-11-25 08:48:16,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:16,523 INFO L225 Difference]: With dead ends: 49 [2019-11-25 08:48:16,523 INFO L226 Difference]: Without dead ends: 47 [2019-11-25 08:48:16,524 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:48:16,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2019-11-25 08:48:16,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 33. [2019-11-25 08:48:16,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-11-25 08:48:16,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 34 transitions. [2019-11-25 08:48:16,530 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 34 transitions. Word has length 6 [2019-11-25 08:48:16,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:16,530 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 34 transitions. [2019-11-25 08:48:16,530 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:48:16,530 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2019-11-25 08:48:16,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-25 08:48:16,530 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:16,531 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:16,733 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:16,734 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:16,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:16,734 INFO L82 PathProgramCache]: Analyzing trace with hash 673048024, now seen corresponding path program 1 times [2019-11-25 08:48:16,734 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:16,734 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922905723] [2019-11-25 08:48:16,734 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:16,744 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-25 08:48:16,745 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [774270585] [2019-11-25 08:48:16,745 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1a41848-0299-4169-918d-6acce60179a7/bin/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:16,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:16,790 INFO L255 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 13 conjunts are in the unsatisfiable core [2019-11-25 08:48:16,792 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:48:16,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:16,827 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922905723] [2019-11-25 08:48:16,827 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-25 08:48:16,827 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [774270585] [2019-11-25 08:48:16,828 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:16,828 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:48:16,828 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875477564] [2019-11-25 08:48:16,828 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:48:16,828 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:16,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:48:16,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:48:16,829 INFO L87 Difference]: Start difference. First operand 33 states and 34 transitions. Second operand 4 states. [2019-11-25 08:48:16,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:16,949 INFO L93 Difference]: Finished difference Result 53 states and 55 transitions. [2019-11-25 08:48:16,951 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-25 08:48:16,951 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2019-11-25 08:48:16,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:16,952 INFO L225 Difference]: With dead ends: 53 [2019-11-25 08:48:16,952 INFO L226 Difference]: Without dead ends: 51 [2019-11-25 08:48:16,953 INFO L630 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 [2019-11-25 08:48:16,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2019-11-25 08:48:16,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 44. [2019-11-25 08:48:16,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2019-11-25 08:48:16,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 49 transitions. [2019-11-25 08:48:16,966 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 49 transitions. Word has length 8 [2019-11-25 08:48:16,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:16,966 INFO L462 AbstractCegarLoop]: Abstraction has 44 states and 49 transitions. [2019-11-25 08:48:16,966 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:48:16,966 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 49 transitions. [2019-11-25 08:48:16,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-25 08:48:16,967 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:16,967 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:17,170 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:17,170 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:17,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:17,171 INFO L82 PathProgramCache]: Analyzing trace with hash -1740754341, now seen corresponding path program 1 times [2019-11-25 08:48:17,171 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:17,171 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916754381] [2019-11-25 08:48:17,171 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:17,180 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-25 08:48:17,181 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [419326889] [2019-11-25 08:48:17,181 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1a41848-0299-4169-918d-6acce60179a7/bin/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:17,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:17,212 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 13 conjunts are in the unsatisfiable core [2019-11-25 08:48:17,213 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:48:17,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:17,239 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916754381] [2019-11-25 08:48:17,240 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-25 08:48:17,240 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [419326889] [2019-11-25 08:48:17,240 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:17,240 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:48:17,240 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916523332] [2019-11-25 08:48:17,241 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-25 08:48:17,241 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:17,241 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-25 08:48:17,241 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-25 08:48:17,241 INFO L87 Difference]: Start difference. First operand 44 states and 49 transitions. Second operand 4 states. [2019-11-25 08:48:17,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:17,345 INFO L93 Difference]: Finished difference Result 55 states and 58 transitions. [2019-11-25 08:48:17,346 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-25 08:48:17,346 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 10 [2019-11-25 08:48:17,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:17,347 INFO L225 Difference]: With dead ends: 55 [2019-11-25 08:48:17,347 INFO L226 Difference]: Without dead ends: 51 [2019-11-25 08:48:17,348 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:48:17,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2019-11-25 08:48:17,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 44. [2019-11-25 08:48:17,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2019-11-25 08:48:17,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 47 transitions. [2019-11-25 08:48:17,356 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 47 transitions. Word has length 10 [2019-11-25 08:48:17,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:17,356 INFO L462 AbstractCegarLoop]: Abstraction has 44 states and 47 transitions. [2019-11-25 08:48:17,357 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-25 08:48:17,357 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 47 transitions. [2019-11-25 08:48:17,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-11-25 08:48:17,357 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:17,358 INFO L410 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:17,560 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:17,561 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:17,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:17,561 INFO L82 PathProgramCache]: Analyzing trace with hash -494183817, now seen corresponding path program 1 times [2019-11-25 08:48:17,561 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:17,562 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [256894341] [2019-11-25 08:48:17,562 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:17,572 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-25 08:48:17,572 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [837637087] [2019-11-25 08:48:17,572 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1a41848-0299-4169-918d-6acce60179a7/bin/uautomizer/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:17,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:17,603 INFO L255 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 15 conjunts are in the unsatisfiable core [2019-11-25 08:48:17,604 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:48:17,643 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:17,643 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [256894341] [2019-11-25 08:48:17,644 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-25 08:48:17,644 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [837637087] [2019-11-25 08:48:17,644 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-11-25 08:48:17,644 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2019-11-25 08:48:17,644 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473453297] [2019-11-25 08:48:17,645 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-25 08:48:17,645 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:17,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-25 08:48:17,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:48:17,645 INFO L87 Difference]: Start difference. First operand 44 states and 47 transitions. Second operand 5 states. [2019-11-25 08:48:17,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:17,780 INFO L93 Difference]: Finished difference Result 92 states and 100 transitions. [2019-11-25 08:48:17,780 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-25 08:48:17,781 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 15 [2019-11-25 08:48:17,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:17,782 INFO L225 Difference]: With dead ends: 92 [2019-11-25 08:48:17,782 INFO L226 Difference]: Without dead ends: 90 [2019-11-25 08:48:17,783 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-11-25 08:48:17,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2019-11-25 08:48:17,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 62. [2019-11-25 08:48:17,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2019-11-25 08:48:17,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 70 transitions. [2019-11-25 08:48:17,805 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 70 transitions. Word has length 15 [2019-11-25 08:48:17,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:17,805 INFO L462 AbstractCegarLoop]: Abstraction has 62 states and 70 transitions. [2019-11-25 08:48:17,805 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-25 08:48:17,805 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 70 transitions. [2019-11-25 08:48:17,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-25 08:48:17,806 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:17,806 INFO L410 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:18,011 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:18,011 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:18,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:18,012 INFO L82 PathProgramCache]: Analyzing trace with hash 615409956, now seen corresponding path program 1 times [2019-11-25 08:48:18,012 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:18,012 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443491318] [2019-11-25 08:48:18,012 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:18,026 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-25 08:48:18,026 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1253364628] [2019-11-25 08:48:18,026 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1a41848-0299-4169-918d-6acce60179a7/bin/uautomizer/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:18,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:18,066 INFO L255 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-25 08:48:18,067 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:48:18,092 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:18,092 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443491318] [2019-11-25 08:48:18,093 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-25 08:48:18,093 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1253364628] [2019-11-25 08:48:18,093 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-11-25 08:48:18,093 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2019-11-25 08:48:18,093 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866936054] [2019-11-25 08:48:18,094 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-25 08:48:18,094 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:18,094 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-25 08:48:18,094 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:48:18,094 INFO L87 Difference]: Start difference. First operand 62 states and 70 transitions. Second operand 5 states. [2019-11-25 08:48:18,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:18,205 INFO L93 Difference]: Finished difference Result 153 states and 165 transitions. [2019-11-25 08:48:18,205 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-25 08:48:18,205 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2019-11-25 08:48:18,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:18,207 INFO L225 Difference]: With dead ends: 153 [2019-11-25 08:48:18,207 INFO L226 Difference]: Without dead ends: 145 [2019-11-25 08:48:18,208 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-25 08:48:18,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2019-11-25 08:48:18,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 97. [2019-11-25 08:48:18,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2019-11-25 08:48:18,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 119 transitions. [2019-11-25 08:48:18,239 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 119 transitions. Word has length 18 [2019-11-25 08:48:18,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:18,239 INFO L462 AbstractCegarLoop]: Abstraction has 97 states and 119 transitions. [2019-11-25 08:48:18,240 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-25 08:48:18,240 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 119 transitions. [2019-11-25 08:48:18,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-25 08:48:18,241 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:18,241 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:18,449 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:18,450 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:18,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:18,450 INFO L82 PathProgramCache]: Analyzing trace with hash -1292544179, now seen corresponding path program 1 times [2019-11-25 08:48:18,450 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:18,450 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993360650] [2019-11-25 08:48:18,450 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:18,458 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-25 08:48:18,458 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1294195706] [2019-11-25 08:48:18,458 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1a41848-0299-4169-918d-6acce60179a7/bin/uautomizer/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:18,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:18,516 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 19 conjunts are in the unsatisfiable core [2019-11-25 08:48:18,517 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:48:18,562 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:18,563 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [993360650] [2019-11-25 08:48:18,563 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-25 08:48:18,563 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1294195706] [2019-11-25 08:48:18,563 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-11-25 08:48:18,564 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2019-11-25 08:48:18,564 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637306374] [2019-11-25 08:48:18,564 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-25 08:48:18,564 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:18,565 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-25 08:48:18,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:48:18,565 INFO L87 Difference]: Start difference. First operand 97 states and 119 transitions. Second operand 5 states. [2019-11-25 08:48:19,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:19,255 INFO L93 Difference]: Finished difference Result 164 states and 199 transitions. [2019-11-25 08:48:19,255 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-25 08:48:19,256 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2019-11-25 08:48:19,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:19,258 INFO L225 Difference]: With dead ends: 164 [2019-11-25 08:48:19,259 INFO L226 Difference]: Without dead ends: 158 [2019-11-25 08:48:19,259 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-11-25 08:48:19,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2019-11-25 08:48:19,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 145. [2019-11-25 08:48:19,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2019-11-25 08:48:19,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 182 transitions. [2019-11-25 08:48:19,279 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 182 transitions. Word has length 20 [2019-11-25 08:48:19,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:19,280 INFO L462 AbstractCegarLoop]: Abstraction has 145 states and 182 transitions. [2019-11-25 08:48:19,280 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-25 08:48:19,280 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 182 transitions. [2019-11-25 08:48:19,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-25 08:48:19,281 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:19,281 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:19,485 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:19,486 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:19,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:19,486 INFO L82 PathProgramCache]: Analyzing trace with hash -889251184, now seen corresponding path program 1 times [2019-11-25 08:48:19,486 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:19,487 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140425525] [2019-11-25 08:48:19,487 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:19,506 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-25 08:48:19,508 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [45497904] [2019-11-25 08:48:19,508 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1a41848-0299-4169-918d-6acce60179a7/bin/uautomizer/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:19,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:19,556 INFO L255 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 27 conjunts are in the unsatisfiable core [2019-11-25 08:48:19,557 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:48:19,633 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:19,633 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140425525] [2019-11-25 08:48:19,633 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-25 08:48:19,634 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [45497904] [2019-11-25 08:48:19,634 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-11-25 08:48:19,634 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2019-11-25 08:48:19,634 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729995705] [2019-11-25 08:48:19,635 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-25 08:48:19,635 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:19,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-25 08:48:19,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-25 08:48:19,635 INFO L87 Difference]: Start difference. First operand 145 states and 182 transitions. Second operand 6 states. [2019-11-25 08:48:20,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:20,449 INFO L93 Difference]: Finished difference Result 162 states and 196 transitions. [2019-11-25 08:48:20,450 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-25 08:48:20,451 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2019-11-25 08:48:20,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:20,452 INFO L225 Difference]: With dead ends: 162 [2019-11-25 08:48:20,452 INFO L226 Difference]: Without dead ends: 158 [2019-11-25 08:48:20,453 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2019-11-25 08:48:20,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2019-11-25 08:48:20,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 145. [2019-11-25 08:48:20,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2019-11-25 08:48:20,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 178 transitions. [2019-11-25 08:48:20,480 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 178 transitions. Word has length 22 [2019-11-25 08:48:20,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:20,480 INFO L462 AbstractCegarLoop]: Abstraction has 145 states and 178 transitions. [2019-11-25 08:48:20,480 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-25 08:48:20,480 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 178 transitions. [2019-11-25 08:48:20,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-25 08:48:20,481 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:20,482 INFO L410 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1] [2019-11-25 08:48:20,693 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:20,693 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:20,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:20,694 INFO L82 PathProgramCache]: Analyzing trace with hash -345235403, now seen corresponding path program 2 times [2019-11-25 08:48:20,694 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:20,694 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442166531] [2019-11-25 08:48:20,694 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:20,698 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-25 08:48:20,699 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2044016535] [2019-11-25 08:48:20,699 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1a41848-0299-4169-918d-6acce60179a7/bin/uautomizer/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:20,745 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-11-25 08:48:20,745 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-25 08:48:20,746 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 19 conjunts are in the unsatisfiable core [2019-11-25 08:48:20,748 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:48:20,814 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:20,815 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442166531] [2019-11-25 08:48:20,815 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-25 08:48:20,815 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2044016535] [2019-11-25 08:48:20,815 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-11-25 08:48:20,815 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2019-11-25 08:48:20,815 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [12311818] [2019-11-25 08:48:20,816 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-25 08:48:20,816 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:20,816 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-25 08:48:20,816 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-25 08:48:20,816 INFO L87 Difference]: Start difference. First operand 145 states and 178 transitions. Second operand 6 states. [2019-11-25 08:48:21,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:21,073 INFO L93 Difference]: Finished difference Result 252 states and 306 transitions. [2019-11-25 08:48:21,074 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-25 08:48:21,074 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2019-11-25 08:48:21,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:21,076 INFO L225 Difference]: With dead ends: 252 [2019-11-25 08:48:21,076 INFO L226 Difference]: Without dead ends: 250 [2019-11-25 08:48:21,077 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-11-25 08:48:21,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2019-11-25 08:48:21,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 190. [2019-11-25 08:48:21,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 190 states. [2019-11-25 08:48:21,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 236 transitions. [2019-11-25 08:48:21,102 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 236 transitions. Word has length 24 [2019-11-25 08:48:21,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:21,102 INFO L462 AbstractCegarLoop]: Abstraction has 190 states and 236 transitions. [2019-11-25 08:48:21,103 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-25 08:48:21,103 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 236 transitions. [2019-11-25 08:48:21,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-25 08:48:21,108 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:21,109 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:21,317 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:21,318 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:21,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:21,318 INFO L82 PathProgramCache]: Analyzing trace with hash 1236394662, now seen corresponding path program 1 times [2019-11-25 08:48:21,318 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:21,318 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108140962] [2019-11-25 08:48:21,319 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:21,324 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-25 08:48:21,325 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1283427615] [2019-11-25 08:48:21,325 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1a41848-0299-4169-918d-6acce60179a7/bin/uautomizer/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:21,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:21,361 INFO L255 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 37 conjunts are in the unsatisfiable core [2019-11-25 08:48:21,363 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:48:21,468 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:21,468 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108140962] [2019-11-25 08:48:21,468 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-25 08:48:21,469 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1283427615] [2019-11-25 08:48:21,469 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-11-25 08:48:21,469 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2019-11-25 08:48:21,469 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012418601] [2019-11-25 08:48:21,470 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-25 08:48:21,470 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:21,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-25 08:48:21,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-11-25 08:48:21,470 INFO L87 Difference]: Start difference. First operand 190 states and 236 transitions. Second operand 8 states. [2019-11-25 08:48:21,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:21,826 INFO L93 Difference]: Finished difference Result 243 states and 296 transitions. [2019-11-25 08:48:21,827 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-11-25 08:48:21,827 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 27 [2019-11-25 08:48:21,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:21,828 INFO L225 Difference]: With dead ends: 243 [2019-11-25 08:48:21,829 INFO L226 Difference]: Without dead ends: 235 [2019-11-25 08:48:21,829 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2019-11-25 08:48:21,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235 states. [2019-11-25 08:48:21,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 235 to 222. [2019-11-25 08:48:21,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2019-11-25 08:48:21,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 272 transitions. [2019-11-25 08:48:21,846 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 272 transitions. Word has length 27 [2019-11-25 08:48:21,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:21,847 INFO L462 AbstractCegarLoop]: Abstraction has 222 states and 272 transitions. [2019-11-25 08:48:21,847 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-25 08:48:21,847 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 272 transitions. [2019-11-25 08:48:21,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-25 08:48:21,848 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:21,848 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1] [2019-11-25 08:48:22,054 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:22,055 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:22,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:22,055 INFO L82 PathProgramCache]: Analyzing trace with hash -1962065598, now seen corresponding path program 2 times [2019-11-25 08:48:22,055 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:22,055 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024578091] [2019-11-25 08:48:22,056 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:22,062 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-25 08:48:22,062 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1354229740] [2019-11-25 08:48:22,062 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1a41848-0299-4169-918d-6acce60179a7/bin/uautomizer/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:22,100 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-11-25 08:48:22,101 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-25 08:48:22,101 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-25 08:48:22,103 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:48:22,126 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:22,127 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1024578091] [2019-11-25 08:48:22,127 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-25 08:48:22,127 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1354229740] [2019-11-25 08:48:22,127 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:22,127 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-25 08:48:22,127 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055289090] [2019-11-25 08:48:22,128 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-25 08:48:22,128 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:22,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-25 08:48:22,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:48:22,128 INFO L87 Difference]: Start difference. First operand 222 states and 272 transitions. Second operand 5 states. [2019-11-25 08:48:22,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:22,216 INFO L93 Difference]: Finished difference Result 290 states and 350 transitions. [2019-11-25 08:48:22,217 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-25 08:48:22,217 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2019-11-25 08:48:22,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:22,219 INFO L225 Difference]: With dead ends: 290 [2019-11-25 08:48:22,219 INFO L226 Difference]: Without dead ends: 198 [2019-11-25 08:48:22,221 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-11-25 08:48:22,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2019-11-25 08:48:22,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 146. [2019-11-25 08:48:22,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2019-11-25 08:48:22,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 171 transitions. [2019-11-25 08:48:22,234 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 171 transitions. Word has length 32 [2019-11-25 08:48:22,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:22,235 INFO L462 AbstractCegarLoop]: Abstraction has 146 states and 171 transitions. [2019-11-25 08:48:22,235 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-25 08:48:22,235 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 171 transitions. [2019-11-25 08:48:22,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-25 08:48:22,239 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:22,239 INFO L410 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1] [2019-11-25 08:48:22,445 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:22,446 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:22,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:22,446 INFO L82 PathProgramCache]: Analyzing trace with hash -1323634633, now seen corresponding path program 3 times [2019-11-25 08:48:22,446 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:22,446 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [192111389] [2019-11-25 08:48:22,446 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:22,452 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-25 08:48:22,452 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1317806535] [2019-11-25 08:48:22,452 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1a41848-0299-4169-918d-6acce60179a7/bin/uautomizer/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:22,491 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2019-11-25 08:48:22,492 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-25 08:48:22,493 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 32 conjunts are in the unsatisfiable core [2019-11-25 08:48:22,495 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:48:22,525 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:48:22,555 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 19 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-25 08:48:22,555 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [192111389] [2019-11-25 08:48:22,555 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-25 08:48:22,555 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1317806535] [2019-11-25 08:48:22,555 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-11-25 08:48:22,555 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2019-11-25 08:48:22,556 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835935895] [2019-11-25 08:48:22,556 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-25 08:48:22,556 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:22,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-25 08:48:22,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-25 08:48:22,557 INFO L87 Difference]: Start difference. First operand 146 states and 171 transitions. Second operand 6 states. [2019-11-25 08:48:22,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:22,650 INFO L93 Difference]: Finished difference Result 148 states and 172 transitions. [2019-11-25 08:48:22,650 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-25 08:48:22,650 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 33 [2019-11-25 08:48:22,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:22,651 INFO L225 Difference]: With dead ends: 148 [2019-11-25 08:48:22,652 INFO L226 Difference]: Without dead ends: 146 [2019-11-25 08:48:22,652 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 27 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-25 08:48:22,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2019-11-25 08:48:22,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 144. [2019-11-25 08:48:22,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2019-11-25 08:48:22,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 168 transitions. [2019-11-25 08:48:22,663 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 168 transitions. Word has length 33 [2019-11-25 08:48:22,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:22,664 INFO L462 AbstractCegarLoop]: Abstraction has 144 states and 168 transitions. [2019-11-25 08:48:22,664 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-25 08:48:22,664 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 168 transitions. [2019-11-25 08:48:22,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-25 08:48:22,665 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:22,666 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:22,869 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:22,869 INFO L410 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:22,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:22,870 INFO L82 PathProgramCache]: Analyzing trace with hash -606995612, now seen corresponding path program 2 times [2019-11-25 08:48:22,870 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:22,870 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392329761] [2019-11-25 08:48:22,870 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:22,876 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-25 08:48:22,876 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [522980375] [2019-11-25 08:48:22,876 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1a41848-0299-4169-918d-6acce60179a7/bin/uautomizer/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:22,938 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-11-25 08:48:22,938 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-25 08:48:22,939 INFO L255 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 41 conjunts are in the unsatisfiable core [2019-11-25 08:48:22,941 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:48:23,112 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:23,113 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392329761] [2019-11-25 08:48:23,113 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-25 08:48:23,113 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [522980375] [2019-11-25 08:48:23,113 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-11-25 08:48:23,113 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2019-11-25 08:48:23,113 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695264220] [2019-11-25 08:48:23,115 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-11-25 08:48:23,115 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:23,115 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-25 08:48:23,115 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-11-25 08:48:23,115 INFO L87 Difference]: Start difference. First operand 144 states and 168 transitions. Second operand 9 states. [2019-11-25 08:48:24,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:24,312 INFO L93 Difference]: Finished difference Result 201 states and 233 transitions. [2019-11-25 08:48:24,312 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-11-25 08:48:24,312 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 36 [2019-11-25 08:48:24,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:24,313 INFO L225 Difference]: With dead ends: 201 [2019-11-25 08:48:24,313 INFO L226 Difference]: Without dead ends: 193 [2019-11-25 08:48:24,314 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=188, Unknown=0, NotChecked=0, Total=240 [2019-11-25 08:48:24,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2019-11-25 08:48:24,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 153. [2019-11-25 08:48:24,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153 states. [2019-11-25 08:48:24,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 178 transitions. [2019-11-25 08:48:24,327 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 178 transitions. Word has length 36 [2019-11-25 08:48:24,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:24,327 INFO L462 AbstractCegarLoop]: Abstraction has 153 states and 178 transitions. [2019-11-25 08:48:24,327 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-11-25 08:48:24,327 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 178 transitions. [2019-11-25 08:48:24,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-11-25 08:48:24,328 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:24,328 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:24,537 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:24,538 INFO L410 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:24,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:24,538 INFO L82 PathProgramCache]: Analyzing trace with hash -703476975, now seen corresponding path program 3 times [2019-11-25 08:48:24,538 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:24,539 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685756652] [2019-11-25 08:48:24,539 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:24,545 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-25 08:48:24,545 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [763565953] [2019-11-25 08:48:24,545 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1a41848-0299-4169-918d-6acce60179a7/bin/uautomizer/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:24,589 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2019-11-25 08:48:24,590 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-25 08:48:24,591 INFO L255 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 38 conjunts are in the unsatisfiable core [2019-11-25 08:48:24,593 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:48:24,615 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:48:24,646 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:48:24,660 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:48:24,725 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:48:24,822 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:48:24,846 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-25 08:48:24,847 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685756652] [2019-11-25 08:48:24,847 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-25 08:48:24,847 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [763565953] [2019-11-25 08:48:24,847 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:24,847 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-11-25 08:48:24,848 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243181014] [2019-11-25 08:48:24,848 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-25 08:48:24,848 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:24,848 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-25 08:48:24,849 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2019-11-25 08:48:24,849 INFO L87 Difference]: Start difference. First operand 153 states and 178 transitions. Second operand 12 states. [2019-11-25 08:48:33,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:33,545 INFO L93 Difference]: Finished difference Result 155 states and 179 transitions. [2019-11-25 08:48:33,546 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-25 08:48:33,546 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 39 [2019-11-25 08:48:33,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:33,547 INFO L225 Difference]: With dead ends: 155 [2019-11-25 08:48:33,547 INFO L226 Difference]: Without dead ends: 143 [2019-11-25 08:48:33,548 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=83, Invalid=258, Unknown=1, NotChecked=0, Total=342 [2019-11-25 08:48:33,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2019-11-25 08:48:33,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 48. [2019-11-25 08:48:33,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2019-11-25 08:48:33,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 50 transitions. [2019-11-25 08:48:33,557 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 50 transitions. Word has length 39 [2019-11-25 08:48:33,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:33,558 INFO L462 AbstractCegarLoop]: Abstraction has 48 states and 50 transitions. [2019-11-25 08:48:33,558 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-11-25 08:48:33,558 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 50 transitions. [2019-11-25 08:48:33,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-25 08:48:33,562 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:33,562 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:33,773 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:33,773 INFO L410 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:33,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:33,774 INFO L82 PathProgramCache]: Analyzing trace with hash -1731349772, now seen corresponding path program 1 times [2019-11-25 08:48:33,774 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:33,774 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [524071600] [2019-11-25 08:48:33,774 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:33,785 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-25 08:48:33,793 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [914683284] [2019-11-25 08:48:33,793 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1a41848-0299-4169-918d-6acce60179a7/bin/uautomizer/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:33,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:33,836 INFO L255 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 7 conjunts are in the unsatisfiable core [2019-11-25 08:48:33,837 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:48:33,859 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 22 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:48:33,860 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [524071600] [2019-11-25 08:48:33,860 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-25 08:48:33,860 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [914683284] [2019-11-25 08:48:33,860 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-11-25 08:48:33,860 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2019-11-25 08:48:33,860 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488255027] [2019-11-25 08:48:33,861 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-25 08:48:33,861 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:33,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-25 08:48:33,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-25 08:48:33,861 INFO L87 Difference]: Start difference. First operand 48 states and 50 transitions. Second operand 7 states. [2019-11-25 08:48:34,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:34,110 INFO L93 Difference]: Finished difference Result 96 states and 101 transitions. [2019-11-25 08:48:34,111 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-11-25 08:48:34,111 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 41 [2019-11-25 08:48:34,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:34,112 INFO L225 Difference]: With dead ends: 96 [2019-11-25 08:48:34,112 INFO L226 Difference]: Without dead ends: 90 [2019-11-25 08:48:34,112 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2019-11-25 08:48:34,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2019-11-25 08:48:34,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 60. [2019-11-25 08:48:34,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2019-11-25 08:48:34,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 63 transitions. [2019-11-25 08:48:34,122 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 63 transitions. Word has length 41 [2019-11-25 08:48:34,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:34,122 INFO L462 AbstractCegarLoop]: Abstraction has 60 states and 63 transitions. [2019-11-25 08:48:34,122 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-25 08:48:34,122 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 63 transitions. [2019-11-25 08:48:34,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-25 08:48:34,123 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:34,123 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1] [2019-11-25 08:48:34,323 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:34,324 INFO L410 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:34,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:34,324 INFO L82 PathProgramCache]: Analyzing trace with hash -1727532550, now seen corresponding path program 1 times [2019-11-25 08:48:34,324 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:34,324 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [736080862] [2019-11-25 08:48:34,324 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:34,335 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-25 08:48:34,335 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1539997633] [2019-11-25 08:48:34,335 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1a41848-0299-4169-918d-6acce60179a7/bin/uautomizer/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:34,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:34,370 INFO L255 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 33 conjunts are in the unsatisfiable core [2019-11-25 08:48:34,371 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:48:34,446 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-25 08:48:34,446 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [736080862] [2019-11-25 08:48:34,446 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-25 08:48:34,446 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1539997633] [2019-11-25 08:48:34,447 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-11-25 08:48:34,447 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2019-11-25 08:48:34,447 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768973167] [2019-11-25 08:48:34,447 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-25 08:48:34,447 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:34,448 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-25 08:48:34,448 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-11-25 08:48:34,448 INFO L87 Difference]: Start difference. First operand 60 states and 63 transitions. Second operand 7 states. [2019-11-25 08:48:34,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:34,701 INFO L93 Difference]: Finished difference Result 142 states and 150 transitions. [2019-11-25 08:48:34,701 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-25 08:48:34,701 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 41 [2019-11-25 08:48:34,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:34,702 INFO L225 Difference]: With dead ends: 142 [2019-11-25 08:48:34,702 INFO L226 Difference]: Without dead ends: 134 [2019-11-25 08:48:34,702 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2019-11-25 08:48:34,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2019-11-25 08:48:34,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 81. [2019-11-25 08:48:34,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2019-11-25 08:48:34,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 85 transitions. [2019-11-25 08:48:34,716 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 85 transitions. Word has length 41 [2019-11-25 08:48:34,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:34,716 INFO L462 AbstractCegarLoop]: Abstraction has 81 states and 85 transitions. [2019-11-25 08:48:34,716 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-25 08:48:34,716 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 85 transitions. [2019-11-25 08:48:34,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-25 08:48:34,717 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:34,717 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 1, 1, 1] [2019-11-25 08:48:34,919 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:34,919 INFO L410 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:34,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:34,920 INFO L82 PathProgramCache]: Analyzing trace with hash 905373240, now seen corresponding path program 2 times [2019-11-25 08:48:34,920 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:34,920 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97930702] [2019-11-25 08:48:34,920 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:34,925 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-25 08:48:34,925 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [664518679] [2019-11-25 08:48:34,926 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1a41848-0299-4169-918d-6acce60179a7/bin/uautomizer/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:34,976 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-11-25 08:48:34,976 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-25 08:48:34,977 INFO L255 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 41 conjunts are in the unsatisfiable core [2019-11-25 08:48:34,979 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:48:35,076 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:48:35,095 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-25 08:48:35,096 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [97930702] [2019-11-25 08:48:35,096 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-25 08:48:35,096 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [664518679] [2019-11-25 08:48:35,096 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-11-25 08:48:35,096 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2019-11-25 08:48:35,096 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190491427] [2019-11-25 08:48:35,096 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-25 08:48:35,097 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:35,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-25 08:48:35,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-11-25 08:48:35,097 INFO L87 Difference]: Start difference. First operand 81 states and 85 transitions. Second operand 8 states. [2019-11-25 08:48:35,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:35,454 INFO L93 Difference]: Finished difference Result 176 states and 186 transitions. [2019-11-25 08:48:35,454 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-11-25 08:48:35,455 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 50 [2019-11-25 08:48:35,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:35,456 INFO L225 Difference]: With dead ends: 176 [2019-11-25 08:48:35,456 INFO L226 Difference]: Without dead ends: 168 [2019-11-25 08:48:35,456 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2019-11-25 08:48:35,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2019-11-25 08:48:35,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 90. [2019-11-25 08:48:35,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2019-11-25 08:48:35,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 95 transitions. [2019-11-25 08:48:35,475 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 95 transitions. Word has length 50 [2019-11-25 08:48:35,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:35,476 INFO L462 AbstractCegarLoop]: Abstraction has 90 states and 95 transitions. [2019-11-25 08:48:35,476 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-25 08:48:35,476 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 95 transitions. [2019-11-25 08:48:35,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-25 08:48:35,476 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:35,477 INFO L410 BasicCegarLoop]: trace histogram [6, 6, 6, 5, 5, 5, 5, 5, 3, 3, 3, 2, 2, 1, 1, 1] [2019-11-25 08:48:35,680 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:35,680 INFO L410 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:35,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:35,680 INFO L82 PathProgramCache]: Analyzing trace with hash 1852037050, now seen corresponding path program 3 times [2019-11-25 08:48:35,680 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:35,680 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [98918479] [2019-11-25 08:48:35,680 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:35,687 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-25 08:48:35,687 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [436426024] [2019-11-25 08:48:35,687 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b1a41848-0299-4169-918d-6acce60179a7/bin/uautomizer/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:35,725 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2019-11-25 08:48:35,725 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-25 08:48:35,726 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 22 conjunts are in the unsatisfiable core [2019-11-25 08:48:35,727 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-25 08:48:35,746 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-25 08:48:35,769 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 36 proven. 5 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-11-25 08:48:35,770 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [98918479] [2019-11-25 08:48:35,770 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-25 08:48:35,770 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [436426024] [2019-11-25 08:48:35,770 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-11-25 08:48:35,770 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2019-11-25 08:48:35,770 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311604752] [2019-11-25 08:48:35,770 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-25 08:48:35,771 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:35,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-25 08:48:35,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-11-25 08:48:35,771 INFO L87 Difference]: Start difference. First operand 90 states and 95 transitions. Second operand 7 states. [2019-11-25 08:48:35,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:35,910 INFO L93 Difference]: Finished difference Result 90 states and 95 transitions. [2019-11-25 08:48:35,910 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-25 08:48:35,910 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 59 [2019-11-25 08:48:35,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:35,911 INFO L225 Difference]: With dead ends: 90 [2019-11-25 08:48:35,911 INFO L226 Difference]: Without dead ends: 0 [2019-11-25 08:48:35,911 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2019-11-25 08:48:35,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-25 08:48:35,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-25 08:48:35,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-25 08:48:35,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-25 08:48:35,912 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 59 [2019-11-25 08:48:35,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:35,912 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:48:35,912 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-25 08:48:35,912 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-25 08:48:35,913 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-25 08:48:36,113 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-25 08:48:36,116 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-25 08:48:36,346 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 103 [2019-11-25 08:48:36,536 WARN L192 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 118 [2019-11-25 08:48:36,715 WARN L192 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 99 [2019-11-25 08:48:36,862 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 103 [2019-11-25 08:48:36,986 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 114 [2019-11-25 08:48:37,184 WARN L192 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-11-25 08:48:38,233 WARN L192 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 99 DAG size of output: 54 [2019-11-25 08:48:41,848 WARN L192 SmtUtils]: Spent 3.61 s on a formula simplification. DAG size of input: 112 DAG size of output: 61 [2019-11-25 08:48:45,026 WARN L192 SmtUtils]: Spent 3.18 s on a formula simplification. DAG size of input: 91 DAG size of output: 55 [2019-11-25 08:48:45,860 WARN L192 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 54 [2019-11-25 08:48:46,418 WARN L192 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 53 [2019-11-25 08:48:46,422 INFO L440 ceAbstractionStarter]: At program point L6-5(lines 5 11) the Hoare annotation is: (let ((.cse1 (+ (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~q~0) (* ULTIMATE.start_main_~y~0 ULTIMATE.start_main_~s~0)))) (let ((.cse0 (= 1 ULTIMATE.start___VERIFIER_assert_~cond)) (.cse2 (= (+ (* ULTIMATE.start_main_~y~0 ULTIMATE.start_main_~r~0) (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~p~0)) (+ (* ULTIMATE.start_main_~k~0 .cse1) ULTIMATE.start_main_~c~0))) (.cse3 (<= 1 ULTIMATE.start_main_~y~0))) (or (and (= ULTIMATE.start_main_~a~0 (+ (* ULTIMATE.start_main_~k~0 ULTIMATE.start_main_~b~0) ULTIMATE.start_main_~c~0)) .cse0 (= .cse1 ULTIMATE.start_main_~b~0) .cse2 .cse3 (<= (+ ULTIMATE.start_main_~b~0 1) ULTIMATE.start_main_~a~0)) (and (= ULTIMATE.start_main_~b~0 ULTIMATE.start_main_~y~0) (= ULTIMATE.start_main_~p~0 1) .cse0 (= ULTIMATE.start_main_~q~0 0) .cse2 (<= 1 ULTIMATE.start_main_~a~0) (= ULTIMATE.start_main_~r~0 0) (= ULTIMATE.start_main_~a~0 ULTIMATE.start_main_~x~0) .cse3 (exists ((v_ULTIMATE.start_main_~s~0_15 Int) (ULTIMATE.start_main_~p~0 Int) (ULTIMATE.start_main_~k~0 Int)) (= (+ (* ULTIMATE.start_main_~k~0 (+ (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~p~0) (* ULTIMATE.start_main_~y~0 v_ULTIMATE.start_main_~s~0_15))) ULTIMATE.start_main_~b~0) (+ (* ULTIMATE.start_main_~x~0 (+ (* ULTIMATE.start_main_~p~0 ULTIMATE.start_main_~k~0) ULTIMATE.start_main_~q~0)) (* ULTIMATE.start_main_~y~0 (+ (* v_ULTIMATE.start_main_~s~0_15 ULTIMATE.start_main_~k~0) ULTIMATE.start_main_~s~0))))))))) [2019-11-25 08:48:46,422 INFO L440 ceAbstractionStarter]: At program point L35-2(lines 35 44) the Hoare annotation is: (let ((.cse0 (= 1 ULTIMATE.start___VERIFIER_assert_~cond)) (.cse1 (= (+ (* ULTIMATE.start_main_~y~0 ULTIMATE.start_main_~r~0) (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~p~0)) (+ (* ULTIMATE.start_main_~k~0 (+ (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~q~0) (* ULTIMATE.start_main_~y~0 ULTIMATE.start_main_~s~0))) ULTIMATE.start_main_~c~0))) (.cse2 (exists ((v_ULTIMATE.start_main_~s~0_15 Int) (ULTIMATE.start_main_~p~0 Int) (ULTIMATE.start_main_~k~0 Int)) (= (+ (* ULTIMATE.start_main_~k~0 (+ (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~p~0) (* ULTIMATE.start_main_~y~0 v_ULTIMATE.start_main_~s~0_15))) ULTIMATE.start_main_~b~0) (+ (* ULTIMATE.start_main_~x~0 (+ (* ULTIMATE.start_main_~p~0 ULTIMATE.start_main_~k~0) ULTIMATE.start_main_~q~0)) (* ULTIMATE.start_main_~y~0 (+ (* v_ULTIMATE.start_main_~s~0_15 ULTIMATE.start_main_~k~0) ULTIMATE.start_main_~s~0))))))) (or (and (= ULTIMATE.start_main_~a~0 (+ (* ULTIMATE.start_main_~k~0 ULTIMATE.start_main_~b~0) ULTIMATE.start_main_~c~0)) .cse0 .cse1 (<= 1 ULTIMATE.start_main_~y~0) .cse2 (<= (+ ULTIMATE.start_main_~b~0 1) ULTIMATE.start_main_~a~0)) (and (= ULTIMATE.start_main_~p~0 1) (or (and (= ULTIMATE.start_main_~s~0 1) (= ULTIMATE.start_main_~k~0 0) (<= 1 ULTIMATE.start_main_~c~0) .cse2 (= ULTIMATE.start_main_~c~0 ULTIMATE.start_main_~a~0)) (and (= ULTIMATE.start_main_~b~0 ULTIMATE.start_main_~y~0) .cse0 .cse1 (<= 1 ULTIMATE.start_main_~a~0) .cse2)) (= ULTIMATE.start_main_~q~0 0) (= ULTIMATE.start_main_~r~0 0) (= ULTIMATE.start_main_~a~0 ULTIMATE.start_main_~x~0) (<= 1 ULTIMATE.start_main_~b~0)))) [2019-11-25 08:48:46,422 INFO L444 ceAbstractionStarter]: For program point L6-6(lines 6 9) no Hoare annotation was computed. [2019-11-25 08:48:46,422 INFO L444 ceAbstractionStarter]: For program point L35-3(lines 35 44) no Hoare annotation was computed. [2019-11-25 08:48:46,423 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2019-11-25 08:48:46,423 INFO L440 ceAbstractionStarter]: At program point L6-8(lines 5 11) the Hoare annotation is: (let ((.cse3 (+ (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~q~0) (* ULTIMATE.start_main_~y~0 ULTIMATE.start_main_~s~0)))) (let ((.cse0 (= 1 ULTIMATE.start___VERIFIER_assert_~cond)) (.cse2 (= (+ (* ULTIMATE.start_main_~y~0 ULTIMATE.start_main_~r~0) (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~p~0)) (+ (* ULTIMATE.start_main_~k~0 .cse3) ULTIMATE.start_main_~c~0))) (.cse1 (<= 1 ULTIMATE.start_main_~y~0))) (or (and (= ULTIMATE.start_main_~a~0 (+ (* ULTIMATE.start_main_~k~0 ULTIMATE.start_main_~b~0) ULTIMATE.start_main_~c~0)) .cse0 .cse1 .cse2 (<= (+ ULTIMATE.start_main_~b~0 1) ULTIMATE.start_main_~a~0) (exists ((v_ULTIMATE.start_main_~s~0_15 Int) (ULTIMATE.start_main_~p~0 Int) (ULTIMATE.start_main_~k~0 Int)) (= (+ (* ULTIMATE.start_main_~k~0 (+ (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~p~0) (* ULTIMATE.start_main_~y~0 v_ULTIMATE.start_main_~s~0_15))) ULTIMATE.start_main_~b~0) (+ (* ULTIMATE.start_main_~x~0 (+ (* ULTIMATE.start_main_~p~0 ULTIMATE.start_main_~k~0) ULTIMATE.start_main_~q~0)) (* ULTIMATE.start_main_~y~0 (+ (* v_ULTIMATE.start_main_~s~0_15 ULTIMATE.start_main_~k~0) ULTIMATE.start_main_~s~0)))))) (and (= ULTIMATE.start_main_~b~0 ULTIMATE.start_main_~y~0) (= ULTIMATE.start_main_~p~0 1) .cse0 (= ULTIMATE.start_main_~q~0 0) (= .cse3 ULTIMATE.start_main_~b~0) .cse2 (<= 1 ULTIMATE.start_main_~a~0) (= ULTIMATE.start_main_~r~0 0) (= ULTIMATE.start_main_~a~0 ULTIMATE.start_main_~x~0) .cse1)))) [2019-11-25 08:48:46,423 INFO L444 ceAbstractionStarter]: For program point L6-9(lines 6 9) no Hoare annotation was computed. [2019-11-25 08:48:46,423 INFO L440 ceAbstractionStarter]: At program point L6-11(lines 40 41) the Hoare annotation is: (let ((.cse3 (+ (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~q~0) (* ULTIMATE.start_main_~y~0 ULTIMATE.start_main_~s~0)))) (let ((.cse0 (= 1 ULTIMATE.start___VERIFIER_assert_~cond)) (.cse2 (= (+ (* ULTIMATE.start_main_~y~0 ULTIMATE.start_main_~r~0) (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~p~0)) (+ (* ULTIMATE.start_main_~k~0 .cse3) ULTIMATE.start_main_~c~0))) (.cse1 (<= 1 ULTIMATE.start_main_~y~0))) (or (and (= ULTIMATE.start_main_~a~0 (+ (* ULTIMATE.start_main_~k~0 ULTIMATE.start_main_~b~0) ULTIMATE.start_main_~c~0)) .cse0 .cse1 .cse2 (<= (+ ULTIMATE.start_main_~b~0 1) ULTIMATE.start_main_~a~0) (exists ((v_ULTIMATE.start_main_~s~0_15 Int) (ULTIMATE.start_main_~p~0 Int) (ULTIMATE.start_main_~k~0 Int)) (= (+ (* ULTIMATE.start_main_~k~0 (+ (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~p~0) (* ULTIMATE.start_main_~y~0 v_ULTIMATE.start_main_~s~0_15))) ULTIMATE.start_main_~b~0) (+ (* ULTIMATE.start_main_~x~0 (+ (* ULTIMATE.start_main_~p~0 ULTIMATE.start_main_~k~0) ULTIMATE.start_main_~q~0)) (* ULTIMATE.start_main_~y~0 (+ (* v_ULTIMATE.start_main_~s~0_15 ULTIMATE.start_main_~k~0) ULTIMATE.start_main_~s~0)))))) (and (= ULTIMATE.start_main_~b~0 ULTIMATE.start_main_~y~0) (= ULTIMATE.start_main_~p~0 1) .cse0 (= ULTIMATE.start_main_~q~0 0) (= .cse3 ULTIMATE.start_main_~b~0) .cse2 (<= 1 ULTIMATE.start_main_~a~0) (= ULTIMATE.start_main_~r~0 0) (= ULTIMATE.start_main_~a~0 ULTIMATE.start_main_~x~0) .cse1)))) [2019-11-25 08:48:46,423 INFO L444 ceAbstractionStarter]: For program point L6-12(lines 6 9) no Hoare annotation was computed. [2019-11-25 08:48:46,423 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2019-11-25 08:48:46,423 INFO L440 ceAbstractionStarter]: At program point L6-14(lines 5 11) the Hoare annotation is: (let ((.cse0 (<= 1 ULTIMATE.start_main_~y~0))) (or (and (= ULTIMATE.start_main_~a~0 (+ (* ULTIMATE.start_main_~y~0 ULTIMATE.start_main_~r~0) (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~p~0))) (= 1 ULTIMATE.start___VERIFIER_assert_~cond) (exists ((v_ULTIMATE.start_main_~s~0_15 Int) (ULTIMATE.start_main_~p~0 Int) (ULTIMATE.start_main_~k~0 Int)) (= (* ULTIMATE.start_main_~k~0 (+ (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~p~0) (* ULTIMATE.start_main_~y~0 v_ULTIMATE.start_main_~s~0_15))) (+ (* ULTIMATE.start_main_~x~0 (+ (* ULTIMATE.start_main_~p~0 ULTIMATE.start_main_~k~0) ULTIMATE.start_main_~q~0)) (* ULTIMATE.start_main_~y~0 (+ (* v_ULTIMATE.start_main_~s~0_15 ULTIMATE.start_main_~k~0) ULTIMATE.start_main_~s~0))))) .cse0 (<= (+ ULTIMATE.start_main_~b~0 1) ULTIMATE.start_main_~a~0) (exists ((v_ULTIMATE.start_main_~s~0_15 Int) (ULTIMATE.start_main_~p~0 Int) (ULTIMATE.start_main_~k~0 Int)) (= (+ (* ULTIMATE.start_main_~k~0 (+ (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~p~0) (* ULTIMATE.start_main_~y~0 v_ULTIMATE.start_main_~s~0_15))) ULTIMATE.start_main_~b~0) (+ (* ULTIMATE.start_main_~x~0 (+ (* ULTIMATE.start_main_~p~0 ULTIMATE.start_main_~k~0) ULTIMATE.start_main_~q~0)) (* ULTIMATE.start_main_~y~0 (+ (* v_ULTIMATE.start_main_~s~0_15 ULTIMATE.start_main_~k~0) ULTIMATE.start_main_~s~0)))))) (and (= ULTIMATE.start_main_~p~0 0) (= ULTIMATE.start_main_~a~0 ULTIMATE.start_main_~y~0) (= ULTIMATE.start_main_~r~0 1) .cse0))) [2019-11-25 08:48:46,423 INFO L444 ceAbstractionStarter]: For program point L6-15(lines 6 9) no Hoare annotation was computed. [2019-11-25 08:48:46,423 INFO L447 ceAbstractionStarter]: At program point L6-17(lines 5 11) the Hoare annotation is: true [2019-11-25 08:48:46,424 INFO L444 ceAbstractionStarter]: For program point L7(lines 7 8) no Hoare annotation was computed. [2019-11-25 08:48:46,424 INFO L444 ceAbstractionStarter]: For program point L7-1(lines 7 8) no Hoare annotation was computed. [2019-11-25 08:48:46,424 INFO L444 ceAbstractionStarter]: For program point L7-2(lines 7 8) no Hoare annotation was computed. [2019-11-25 08:48:46,424 INFO L444 ceAbstractionStarter]: For program point L7-3(lines 7 8) no Hoare annotation was computed. [2019-11-25 08:48:46,424 INFO L444 ceAbstractionStarter]: For program point L7-4(lines 7 8) no Hoare annotation was computed. [2019-11-25 08:48:46,424 INFO L444 ceAbstractionStarter]: For program point L7-5(lines 7 8) no Hoare annotation was computed. [2019-11-25 08:48:46,424 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2019-11-25 08:48:46,424 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-25 08:48:46,424 INFO L447 ceAbstractionStarter]: At program point L61(lines 13 62) the Hoare annotation is: true [2019-11-25 08:48:46,424 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-25 08:48:46,424 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2019-11-25 08:48:46,424 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-25 08:48:46,424 INFO L440 ceAbstractionStarter]: At program point L29-2(lines 29 56) the Hoare annotation is: (let ((.cse0 (<= 1 ULTIMATE.start_main_~y~0)) (.cse1 (exists ((v_ULTIMATE.start_main_~s~0_15 Int) (ULTIMATE.start_main_~p~0 Int) (ULTIMATE.start_main_~k~0 Int)) (= (+ (* ULTIMATE.start_main_~k~0 (+ (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~p~0) (* ULTIMATE.start_main_~y~0 v_ULTIMATE.start_main_~s~0_15))) ULTIMATE.start_main_~b~0) (+ (* ULTIMATE.start_main_~x~0 (+ (* ULTIMATE.start_main_~p~0 ULTIMATE.start_main_~k~0) ULTIMATE.start_main_~q~0)) (* ULTIMATE.start_main_~y~0 (+ (* v_ULTIMATE.start_main_~s~0_15 ULTIMATE.start_main_~k~0) ULTIMATE.start_main_~s~0))))))) (or (and (= ULTIMATE.start_main_~a~0 (+ (* ULTIMATE.start_main_~y~0 ULTIMATE.start_main_~r~0) (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~p~0))) (= 1 ULTIMATE.start___VERIFIER_assert_~cond) .cse0 (<= (+ ULTIMATE.start_main_~b~0 1) ULTIMATE.start_main_~a~0) .cse1) (and (= ULTIMATE.start_main_~s~0 1) (< ULTIMATE.start_main_~c~0 ULTIMATE.start_main_~b~0) (= ULTIMATE.start_main_~p~0 1) (= ULTIMATE.start_main_~q~0 0) (= ULTIMATE.start_main_~r~0 0) (= ULTIMATE.start_main_~a~0 ULTIMATE.start_main_~x~0) .cse0 (<= 1 ULTIMATE.start_main_~a~0) .cse1))) [2019-11-25 08:48:46,424 INFO L444 ceAbstractionStarter]: For program point L29-3(lines 29 56) no Hoare annotation was computed. [2019-11-25 08:48:46,425 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2019-11-25 08:48:46,425 INFO L444 ceAbstractionStarter]: For program point L30(lines 30 31) no Hoare annotation was computed. [2019-11-25 08:48:46,425 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2019-11-25 08:48:46,425 INFO L444 ceAbstractionStarter]: For program point L6(lines 6 9) no Hoare annotation was computed. [2019-11-25 08:48:46,425 INFO L440 ceAbstractionStarter]: At program point L6-2(lines 5 11) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_main_~a~0 (+ (* ULTIMATE.start_main_~k~0 ULTIMATE.start_main_~b~0) ULTIMATE.start_main_~c~0))) (.cse1 (= 1 ULTIMATE.start___VERIFIER_assert_~cond)) (.cse2 (= (+ (* ULTIMATE.start_main_~y~0 ULTIMATE.start_main_~r~0) (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~p~0)) (+ (* ULTIMATE.start_main_~k~0 (+ (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~q~0) (* ULTIMATE.start_main_~y~0 ULTIMATE.start_main_~s~0))) ULTIMATE.start_main_~c~0))) (.cse3 (exists ((v_ULTIMATE.start_main_~s~0_15 Int) (ULTIMATE.start_main_~p~0 Int) (ULTIMATE.start_main_~k~0 Int)) (= (+ (* ULTIMATE.start_main_~k~0 (+ (* ULTIMATE.start_main_~x~0 ULTIMATE.start_main_~p~0) (* ULTIMATE.start_main_~y~0 v_ULTIMATE.start_main_~s~0_15))) ULTIMATE.start_main_~b~0) (+ (* ULTIMATE.start_main_~x~0 (+ (* ULTIMATE.start_main_~p~0 ULTIMATE.start_main_~k~0) ULTIMATE.start_main_~q~0)) (* ULTIMATE.start_main_~y~0 (+ (* v_ULTIMATE.start_main_~s~0_15 ULTIMATE.start_main_~k~0) ULTIMATE.start_main_~s~0))))))) (or (and .cse0 .cse1 (<= 1 ULTIMATE.start_main_~y~0) .cse2 .cse3 (<= (+ ULTIMATE.start_main_~b~0 1) ULTIMATE.start_main_~a~0)) (and .cse0 (= ULTIMATE.start_main_~s~0 1) (= ULTIMATE.start_main_~b~0 ULTIMATE.start_main_~y~0) (= ULTIMATE.start_main_~p~0 1) .cse1 (= ULTIMATE.start_main_~r~0 0) .cse2 (<= 1 ULTIMATE.start_main_~a~0) (<= 1 ULTIMATE.start_main_~b~0) .cse3))) [2019-11-25 08:48:46,425 INFO L444 ceAbstractionStarter]: For program point L6-3(lines 6 9) no Hoare annotation was computed. [2019-11-25 08:48:46,433 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,433 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,433 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,434 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,434 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,434 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,434 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,439 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,439 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,439 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,439 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,440 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,440 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,440 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,443 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,443 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,443 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,443 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,444 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,444 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,444 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,444 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,444 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,445 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,445 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,445 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,445 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,445 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,453 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,454 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,454 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,454 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,454 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,455 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,455 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,455 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,455 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,455 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,456 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,456 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,456 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,457 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,459 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,467 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,467 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,468 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,468 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,468 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,468 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,469 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,469 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,470 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,470 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,470 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,470 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,470 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,471 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,472 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,472 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,472 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,472 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,473 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,473 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,473 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,473 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,477 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,477 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,477 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,478 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,478 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,478 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,479 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,479 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,479 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,479 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,480 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,480 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,481 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,484 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,485 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,485 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,485 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,485 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,485 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,486 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,486 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,486 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,486 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,487 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,487 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,487 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,490 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,490 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,490 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,491 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,491 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,491 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,491 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,493 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,496 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,496 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,497 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,497 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,497 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,497 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,497 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,498 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,498 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,498 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,498 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,498 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,499 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,499 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,500 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,501 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,501 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,501 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,501 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,501 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,502 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,502 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,502 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,502 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,502 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,503 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,503 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,504 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,504 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,504 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,504 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,505 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,505 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,505 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,506 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,506 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,506 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,507 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,507 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,508 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,508 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,510 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,510 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,510 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,510 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,510 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,511 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,511 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,511 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,511 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,512 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,512 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,512 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,512 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,512 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,513 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,513 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,514 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,514 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,514 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,514 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,514 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,515 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,515 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,515 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,515 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,515 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,516 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,516 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 08:48:46 BoogieIcfgContainer [2019-11-25 08:48:46,518 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-25 08:48:46,519 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:48:46,519 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:48:46,519 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:48:46,519 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:48:15" (3/4) ... [2019-11-25 08:48:46,523 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-25 08:48:46,536 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-25 08:48:46,536 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-25 08:48:46,575 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((a == y * r + x * p && 1 == cond) && 1 <= y) && b + 1 <= a) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) || ((((((((s == 1 && c < b) && p == 1) && q == 0) && r == 0) && a == x) && 1 <= y) && 1 <= a) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) [2019-11-25 08:48:46,576 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((a == y * r + x * p && 1 == cond) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) && 1 <= y) && b + 1 <= a) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) || (((p == 0 && a == y) && r == 1) && 1 <= y) [2019-11-25 08:48:46,576 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((a == k * b + c && 1 == cond) && y * r + x * p == k * (x * q + y * s) + c) && 1 <= y) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) && b + 1 <= a) || (((((p == 1 && (((((s == 1 && k == 0) && 1 <= c) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) && c == a) || ((((b == y && 1 == cond) && y * r + x * p == k * (x * q + y * s) + c) && 1 <= a) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))))) && q == 0) && r == 0) && a == x) && 1 <= b) [2019-11-25 08:48:46,576 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((a == k * b + c && 1 == cond) && 1 <= y) && y * r + x * p == k * (x * q + y * s) + c) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) && b + 1 <= a) || (((((((((a == k * b + c && s == 1) && b == y) && p == 1) && 1 == cond) && r == 0) && y * r + x * p == k * (x * q + y * s) + c) && 1 <= a) && 1 <= b) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) [2019-11-25 08:48:46,576 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((a == k * b + c && 1 == cond) && x * q + y * s == b) && y * r + x * p == k * (x * q + y * s) + c) && 1 <= y) && b + 1 <= a) || (((((((((b == y && p == 1) && 1 == cond) && q == 0) && y * r + x * p == k * (x * q + y * s) + c) && 1 <= a) && r == 0) && a == x) && 1 <= y) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) [2019-11-25 08:48:46,577 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((a == k * b + c && 1 == cond) && 1 <= y) && y * r + x * p == k * (x * q + y * s) + c) && b + 1 <= a) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) || (((((((((b == y && p == 1) && 1 == cond) && q == 0) && x * q + y * s == b) && y * r + x * p == k * (x * q + y * s) + c) && 1 <= a) && r == 0) && a == x) && 1 <= y) [2019-11-25 08:48:46,577 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((a == k * b + c && 1 == cond) && 1 <= y) && y * r + x * p == k * (x * q + y * s) + c) && b + 1 <= a) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) || (((((((((b == y && p == 1) && 1 == cond) && q == 0) && x * q + y * s == b) && y * r + x * p == k * (x * q + y * s) + c) && 1 <= a) && r == 0) && a == x) && 1 <= y) [2019-11-25 08:48:46,601 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_b1a41848-0299-4169-918d-6acce60179a7/bin/uautomizer/witness.graphml [2019-11-25 08:48:46,601 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:48:46,602 INFO L168 Benchmark]: Toolchain (without parser) took 31634.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 194.5 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -146.2 MB). Peak memory consumption was 48.4 MB. Max. memory is 11.5 GB. [2019-11-25 08:48:46,602 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:48:46,603 INFO L168 Benchmark]: CACSL2BoogieTranslator took 270.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -195.0 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2019-11-25 08:48:46,603 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.58 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:48:46,603 INFO L168 Benchmark]: Boogie Preprocessor took 20.99 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2019-11-25 08:48:46,604 INFO L168 Benchmark]: RCFGBuilder took 396.06 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: 23.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. [2019-11-25 08:48:46,604 INFO L168 Benchmark]: TraceAbstraction took 30823.71 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 50.9 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.3 MB). Peak memory consumption was 305.5 MB. Max. memory is 11.5 GB. [2019-11-25 08:48:46,604 INFO L168 Benchmark]: Witness Printer took 82.51 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: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 11.5 GB. [2019-11-25 08:48:46,606 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 270.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -195.0 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 35.58 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.99 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 396.06 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: 23.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 30823.71 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 50.9 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.3 MB). Peak memory consumption was 305.5 MB. Max. memory is 11.5 GB. * Witness Printer took 82.51 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: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 8]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 8]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 8]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 8]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 8]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 8]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 5]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 40]: Loop Invariant [2019-11-25 08:48:46,621 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,621 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,622 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,622 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,622 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,622 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,622 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,623 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,623 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,623 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,623 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,623 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,623 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,623 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] Derived loop invariant: (((((a == k * b + c && 1 == cond) && 1 <= y) && y * r + x * p == k * (x * q + y * s) + c) && b + 1 <= a) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) || (((((((((b == y && p == 1) && 1 == cond) && q == 0) && x * q + y * s == b) && y * r + x * p == k * (x * q + y * s) + c) && 1 <= a) && r == 0) && a == x) && 1 <= y) - InvariantResult [Line: 29]: Loop Invariant [2019-11-25 08:48:46,624 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,624 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,625 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,625 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,625 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,625 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,625 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,625 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,626 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,626 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,626 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,626 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,626 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,626 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,626 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,626 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,627 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,627 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,627 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,627 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,627 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,627 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,627 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,627 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,627 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,627 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,627 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,627 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] Derived loop invariant: ((((a == y * r + x * p && 1 == cond) && 1 <= y) && b + 1 <= a) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) || ((((((((s == 1 && c < b) && p == 1) && q == 0) && r == 0) && a == x) && 1 <= y) && 1 <= a) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) - InvariantResult [Line: 5]: Loop Invariant [2019-11-25 08:48:46,628 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,628 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,628 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,628 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,628 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,628 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,628 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,629 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,629 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,629 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,629 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,629 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,629 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,630 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] Derived loop invariant: (((((a == k * b + c && 1 == cond) && x * q + y * s == b) && y * r + x * p == k * (x * q + y * s) + c) && 1 <= y) && b + 1 <= a) || (((((((((b == y && p == 1) && 1 == cond) && q == 0) && y * r + x * p == k * (x * q + y * s) + c) && 1 <= a) && r == 0) && a == x) && 1 <= y) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) - InvariantResult [Line: 35]: Loop Invariant [2019-11-25 08:48:46,630 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,630 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,631 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,631 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,631 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,631 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,631 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,632 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,632 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,632 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,632 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,632 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,633 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,633 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,633 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,633 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,634 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,634 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,634 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,634 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,634 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,635 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,636 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,636 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,636 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,636 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,636 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,637 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,637 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,637 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,637 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,637 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,638 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,638 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,638 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,638 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,638 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,639 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,639 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,639 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,639 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,640 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] Derived loop invariant: (((((a == k * b + c && 1 == cond) && y * r + x * p == k * (x * q + y * s) + c) && 1 <= y) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) && b + 1 <= a) || (((((p == 1 && (((((s == 1 && k == 0) && 1 <= c) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) && c == a) || ((((b == y && 1 == cond) && y * r + x * p == k * (x * q + y * s) + c) && 1 <= a) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))))) && q == 0) && r == 0) && a == x) && 1 <= b) - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5]: Loop Invariant [2019-11-25 08:48:46,641 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,641 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,641 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,641 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,642 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,642 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,642 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,642 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,642 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,643 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,643 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,643 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,643 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,643 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,644 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,644 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,644 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,644 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,645 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,645 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,645 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,645 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,645 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,646 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,646 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,646 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,646 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,646 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] Derived loop invariant: (((((a == y * r + x * p && 1 == cond) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) && 1 <= y) && b + 1 <= a) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) || (((p == 0 && a == y) && r == 1) && 1 <= y) - InvariantResult [Line: 5]: Loop Invariant [2019-11-25 08:48:46,647 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,647 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,647 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,648 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,648 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,648 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,648 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,649 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,649 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,649 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,649 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,649 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,650 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,650 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] Derived loop invariant: (((((a == k * b + c && 1 == cond) && 1 <= y) && y * r + x * p == k * (x * q + y * s) + c) && b + 1 <= a) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) || (((((((((b == y && p == 1) && 1 == cond) && q == 0) && x * q + y * s == b) && y * r + x * p == k * (x * q + y * s) + c) && 1 <= a) && r == 0) && a == x) && 1 <= y) - InvariantResult [Line: 5]: Loop Invariant [2019-11-25 08:48:46,650 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,651 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,651 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,651 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,651 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,651 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,652 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,652 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,652 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,652 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,652 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,652 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,653 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,653 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,653 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,654 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,654 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,654 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,654 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,654 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,655 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,655 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,655 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,655 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,655 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-25 08:48:46,655 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-25 08:48:46,656 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-25 08:48:46,656 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] Derived loop invariant: (((((a == k * b + c && 1 == cond) && 1 <= y) && y * r + x * p == k * (x * q + y * s) + c) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) && b + 1 <= a) || (((((((((a == k * b + c && s == 1) && b == y) && p == 1) && 1 == cond) && r == 0) && y * r + x * p == k * (x * q + y * s) + c) && 1 <= a) && 1 <= b) && (\exists v_ULTIMATE.start_main_~s~0_15 : int, ULTIMATE.start_main_~p~0 : int, ULTIMATE.start_main_~k~0 : int :: ULTIMATE.start_main_~k~0 * (x * ULTIMATE.start_main_~p~0 + y * v_ULTIMATE.start_main_~s~0_15) + b == x * (ULTIMATE.start_main_~p~0 * ULTIMATE.start_main_~k~0 + q) + y * (v_ULTIMATE.start_main_~s~0_15 * ULTIMATE.start_main_~k~0 + s))) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 33 locations, 6 error locations. Result: SAFE, OverallTime: 30.6s, OverallIterations: 19, TraceHistogramMax: 6, AutomataDifference: 13.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.3s, HoareTripleCheckerStatistics: 450 SDtfs, 713 SDslu, 1056 SDs, 0 SdLazy, 1806 SolverSat, 247 SolverUnsat, 3 SolverUnknown, 0 SolverNotchecked, 9.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 542 GetRequests, 402 SyntacticMatches, 1 SemanticMatches, 139 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 4.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=222occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 19 MinimizatonAttempts, 571 StatesRemovedByMinimization, 17 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 9 PreInvPairs, 57 NumberOfFragments, 879 HoareAnnotationTreeSize, 9 FomulaSimplifications, 188123 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 9 FomulaSimplificationsInter, 11284 FormulaSimplificationTreeSizeReductionInter, 9.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 492 NumberOfCodeBlocks, 423 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 473 ConstructedInterpolants, 4 QuantifiedInterpolants, 176375 SizeOfPredicates, 155 NumberOfNonLiveVariables, 1690 ConjunctsInSsa, 381 ConjunctsInUnsatCore, 19 InterpolantComputations, 7 PerfectInterpolantSequences, 240/436 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...