./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 f470102c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/nla-digbench/egcd2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 0.1.25-f470102 [2019-11-28 17:10:59,265 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 17:10:59,268 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 17:10:59,286 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 17:10:59,286 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 17:10:59,288 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 17:10:59,290 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 17:10:59,299 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 17:10:59,305 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 17:10:59,309 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 17:10:59,310 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 17:10:59,311 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 17:10:59,312 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 17:10:59,314 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 17:10:59,315 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 17:10:59,317 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 17:10:59,318 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 17:10:59,319 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 17:10:59,322 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 17:10:59,326 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 17:10:59,330 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 17:10:59,334 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 17:10:59,335 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 17:10:59,337 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 17:10:59,339 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 17:10:59,339 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 17:10:59,340 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 17:10:59,341 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 17:10:59,342 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 17:10:59,343 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 17:10:59,343 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 17:10:59,344 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 17:10:59,345 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 17:10:59,346 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 17:10:59,347 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 17:10:59,348 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 17:10:59,349 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 17:10:59,349 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 17:10:59,349 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 17:10:59,350 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 17:10:59,352 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 17:10:59,353 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 17:10:59,385 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 17:10:59,388 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 17:10:59,389 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 17:10:59,390 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 17:10:59,391 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 17:10:59,392 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 17:10:59,392 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 17:10:59,392 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 17:10:59,393 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 17:10:59,393 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 17:10:59,393 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 17:10:59,394 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 17:10:59,395 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 17:10:59,395 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 17:10:59,395 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 17:10:59,396 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 17:10:59,396 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 17:10:59,396 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 17:10:59,396 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 17:10:59,397 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 17:10:59,397 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 17:10:59,397 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 17:10:59,398 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 17:10:59,398 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 17:10:59,398 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 17:10:59,399 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 17:10:59,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 17:10:59,399 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 17:10:59,399 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 17:10:59,400 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 [2019-11-28 17:10:59,740 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 17:10:59,759 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 17:10:59,762 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 17:10:59,764 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 17:10:59,764 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 17:10:59,765 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/nla-digbench/egcd2.c [2019-11-28 17:10:59,831 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3dedba143/7a8977ec21c144d8a245b7ae75f3fa8c/FLAG3b8d55a3c [2019-11-28 17:11:00,268 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 17:11:00,269 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/nla-digbench/egcd2.c [2019-11-28 17:11:00,282 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3dedba143/7a8977ec21c144d8a245b7ae75f3fa8c/FLAG3b8d55a3c [2019-11-28 17:11:00,658 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3dedba143/7a8977ec21c144d8a245b7ae75f3fa8c [2019-11-28 17:11:00,662 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 17:11:00,664 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 17:11:00,665 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 17:11:00,665 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 17:11:00,669 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 17:11:00,670 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:11:00" (1/1) ... [2019-11-28 17:11:00,673 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ff68dbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:11:00, skipping insertion in model container [2019-11-28 17:11:00,674 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:11:00" (1/1) ... [2019-11-28 17:11:00,681 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 17:11:00,701 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 17:11:00,920 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:11:00,926 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 17:11:00,959 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:11:01,032 INFO L208 MainTranslator]: Completed translation [2019-11-28 17:11:01,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:11:01 WrapperNode [2019-11-28 17:11:01,034 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 17:11:01,035 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 17:11:01,035 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 17:11:01,035 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 17:11:01,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:11:01" (1/1) ... [2019-11-28 17:11:01,052 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:11:01" (1/1) ... [2019-11-28 17:11:01,072 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 17:11:01,073 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 17:11:01,073 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 17:11:01,073 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 17:11:01,081 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:11:01" (1/1) ... [2019-11-28 17:11:01,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:11:01" (1/1) ... [2019-11-28 17:11:01,083 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:11:01" (1/1) ... [2019-11-28 17:11:01,083 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:11:01" (1/1) ... [2019-11-28 17:11:01,087 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:11:01" (1/1) ... [2019-11-28 17:11:01,093 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:11:01" (1/1) ... [2019-11-28 17:11:01,094 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:11:01" (1/1) ... [2019-11-28 17:11:01,096 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 17:11:01,097 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 17:11:01,097 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 17:11:01,097 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 17:11:01,098 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:11:01" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 17:11:01,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 17:11:01,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 17:11:01,400 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 17:11:01,400 INFO L287 CfgBuilder]: Removed 18 assume(true) statements. [2019-11-28 17:11:01,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:11:01 BoogieIcfgContainer [2019-11-28 17:11:01,402 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 17:11:01,404 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 17:11:01,404 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 17:11:01,408 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 17:11:01,409 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:11:00" (1/3) ... [2019-11-28 17:11:01,410 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b645d4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:11:01, skipping insertion in model container [2019-11-28 17:11:01,410 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:11:01" (2/3) ... [2019-11-28 17:11:01,411 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b645d4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:11:01, skipping insertion in model container [2019-11-28 17:11:01,411 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:11:01" (3/3) ... [2019-11-28 17:11:01,413 INFO L109 eAbstractionObserver]: Analyzing ICFG egcd2.c [2019-11-28 17:11:01,427 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 17:11:01,443 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2019-11-28 17:11:01,467 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-11-28 17:11:01,496 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 17:11:01,497 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 17:11:01,497 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 17:11:01,497 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 17:11:01,497 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 17:11:01,498 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 17:11:01,498 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 17:11:01,498 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 17:11:01,515 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states. [2019-11-28 17:11:01,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-11-28 17:11:01,521 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:11:01,522 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2019-11-28 17:11:01,522 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]=== [2019-11-28 17:11:01,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:11:01,529 INFO L82 PathProgramCache]: Analyzing trace with hash 29870538, now seen corresponding path program 1 times [2019-11-28 17:11:01,538 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:11:01,539 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134861466] [2019-11-28 17:11:01,539 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:11:01,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:11:01,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:11:01,689 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [134861466] [2019-11-28 17:11:01,691 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:11:01,691 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 17:11:01,693 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672269219] [2019-11-28 17:11:01,698 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 17:11:01,699 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:11:01,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 17:11:01,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 17:11:01,716 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 2 states. [2019-11-28 17:11:01,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:11:01,748 INFO L93 Difference]: Finished difference Result 65 states and 87 transitions. [2019-11-28 17:11:01,749 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 17:11:01,751 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 5 [2019-11-28 17:11:01,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:11:01,764 INFO L225 Difference]: With dead ends: 65 [2019-11-28 17:11:01,765 INFO L226 Difference]: Without dead ends: 29 [2019-11-28 17:11:01,772 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 [2019-11-28 17:11:01,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2019-11-28 17:11:01,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2019-11-28 17:11:01,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-11-28 17:11:01,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 30 transitions. [2019-11-28 17:11:01,827 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 30 transitions. Word has length 5 [2019-11-28 17:11:01,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:11:01,827 INFO L462 AbstractCegarLoop]: Abstraction has 29 states and 30 transitions. [2019-11-28 17:11:01,828 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 17:11:01,828 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2019-11-28 17:11:01,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-28 17:11:01,830 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:11:01,830 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-11-28 17:11:01,832 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]=== [2019-11-28 17:11:01,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:11:01,833 INFO L82 PathProgramCache]: Analyzing trace with hash 925834863, now seen corresponding path program 1 times [2019-11-28 17:11:01,834 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:11:01,834 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427750286] [2019-11-28 17:11:01,834 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:11:01,859 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-28 17:11:01,860 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [870047074] [2019-11-28 17:11:01,861 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 17:11:01,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:11:01,926 INFO L264 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-28 17:11:01,933 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 17:11:01,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:11:01,966 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [427750286] [2019-11-28 17:11:01,966 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-28 17:11:01,966 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [870047074] [2019-11-28 17:11:01,967 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:11:01,967 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 17:11:01,967 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405990208] [2019-11-28 17:11:01,969 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 17:11:01,969 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:11:01,970 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 17:11:01,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:11:01,970 INFO L87 Difference]: Start difference. First operand 29 states and 30 transitions. Second operand 3 states. [2019-11-28 17:11:02,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:11:02,017 INFO L93 Difference]: Finished difference Result 57 states and 59 transitions. [2019-11-28 17:11:02,017 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 17:11:02,018 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2019-11-28 17:11:02,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:11:02,019 INFO L225 Difference]: With dead ends: 57 [2019-11-28 17:11:02,019 INFO L226 Difference]: Without dead ends: 49 [2019-11-28 17:11:02,020 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 [2019-11-28 17:11:02,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2019-11-28 17:11:02,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 31. [2019-11-28 17:11:02,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2019-11-28 17:11:02,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 32 transitions. [2019-11-28 17:11:02,029 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 32 transitions. Word has length 6 [2019-11-28 17:11:02,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:11:02,029 INFO L462 AbstractCegarLoop]: Abstraction has 31 states and 32 transitions. [2019-11-28 17:11:02,029 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 17:11:02,030 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2019-11-28 17:11:02,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-28 17:11:02,030 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:11:02,030 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-11-28 17:11:02,239 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 17:11:02,240 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]=== [2019-11-28 17:11:02,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:11:02,241 INFO L82 PathProgramCache]: Analyzing trace with hash 925838837, now seen corresponding path program 1 times [2019-11-28 17:11:02,242 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:11:02,242 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995028699] [2019-11-28 17:11:02,242 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:11:02,251 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-28 17:11:02,252 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [438335297] [2019-11-28 17:11:02,252 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 17:11:02,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:11:02,289 INFO L264 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-28 17:11:02,290 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 17:11:02,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:11:02,314 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995028699] [2019-11-28 17:11:02,314 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-28 17:11:02,315 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [438335297] [2019-11-28 17:11:02,315 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:11:02,315 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 17:11:02,315 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787551687] [2019-11-28 17:11:02,316 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 17:11:02,316 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:11:02,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 17:11:02,317 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-28 17:11:02,318 INFO L87 Difference]: Start difference. First operand 31 states and 32 transitions. Second operand 4 states. [2019-11-28 17:11:02,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:11:02,419 INFO L93 Difference]: Finished difference Result 49 states and 51 transitions. [2019-11-28 17:11:02,420 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-28 17:11:02,420 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 6 [2019-11-28 17:11:02,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:11:02,421 INFO L225 Difference]: With dead ends: 49 [2019-11-28 17:11:02,422 INFO L226 Difference]: Without dead ends: 47 [2019-11-28 17:11:02,424 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 [2019-11-28 17:11:02,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2019-11-28 17:11:02,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 33. [2019-11-28 17:11:02,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-11-28 17:11:02,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 34 transitions. [2019-11-28 17:11:02,434 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 34 transitions. Word has length 6 [2019-11-28 17:11:02,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:11:02,435 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 34 transitions. [2019-11-28 17:11:02,435 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 17:11:02,435 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2019-11-28 17:11:02,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-28 17:11:02,436 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:11:02,436 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:11:02,636 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 17:11:02,637 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]=== [2019-11-28 17:11:02,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:11:02,638 INFO L82 PathProgramCache]: Analyzing trace with hash 673048024, now seen corresponding path program 1 times [2019-11-28 17:11:02,638 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:11:02,639 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73698984] [2019-11-28 17:11:02,639 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:11:02,649 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-28 17:11:02,649 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1193238409] [2019-11-28 17:11:02,649 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 17:11:02,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:11:02,697 INFO L264 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 13 conjunts are in the unsatisfiable core [2019-11-28 17:11:02,698 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 17:11:02,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:11:02,747 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [73698984] [2019-11-28 17:11:02,747 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-28 17:11:02,748 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1193238409] [2019-11-28 17:11:02,749 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:11:02,749 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 17:11:02,749 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351612580] [2019-11-28 17:11:02,750 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 17:11:02,750 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:11:02,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 17:11:02,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-28 17:11:02,752 INFO L87 Difference]: Start difference. First operand 33 states and 34 transitions. Second operand 4 states. [2019-11-28 17:11:02,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:11:02,870 INFO L93 Difference]: Finished difference Result 53 states and 55 transitions. [2019-11-28 17:11:02,872 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-28 17:11:02,872 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2019-11-28 17:11:02,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:11:02,873 INFO L225 Difference]: With dead ends: 53 [2019-11-28 17:11:02,873 INFO L226 Difference]: Without dead ends: 51 [2019-11-28 17:11:02,875 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 [2019-11-28 17:11:02,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2019-11-28 17:11:02,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 44. [2019-11-28 17:11:02,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2019-11-28 17:11:02,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 49 transitions. [2019-11-28 17:11:02,892 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 49 transitions. Word has length 8 [2019-11-28 17:11:02,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:11:02,894 INFO L462 AbstractCegarLoop]: Abstraction has 44 states and 49 transitions. [2019-11-28 17:11:02,894 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 17:11:02,894 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 49 transitions. [2019-11-28 17:11:02,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-28 17:11:02,895 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:11:02,895 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:11:03,096 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 17:11:03,096 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]=== [2019-11-28 17:11:03,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:11:03,097 INFO L82 PathProgramCache]: Analyzing trace with hash -1740754341, now seen corresponding path program 1 times [2019-11-28 17:11:03,097 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:11:03,097 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [98453427] [2019-11-28 17:11:03,097 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:11:03,108 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-28 17:11:03,108 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1437958862] [2019-11-28 17:11:03,109 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 17:11:03,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:11:03,149 INFO L264 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 13 conjunts are in the unsatisfiable core [2019-11-28 17:11:03,152 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 17:11:03,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:11:03,175 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [98453427] [2019-11-28 17:11:03,176 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-28 17:11:03,176 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1437958862] [2019-11-28 17:11:03,176 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:11:03,176 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 17:11:03,177 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926188783] [2019-11-28 17:11:03,177 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 17:11:03,177 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:11:03,177 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 17:11:03,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-28 17:11:03,179 INFO L87 Difference]: Start difference. First operand 44 states and 49 transitions. Second operand 4 states. [2019-11-28 17:11:03,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:11:03,274 INFO L93 Difference]: Finished difference Result 55 states and 58 transitions. [2019-11-28 17:11:03,275 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 17:11:03,275 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 10 [2019-11-28 17:11:03,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:11:03,276 INFO L225 Difference]: With dead ends: 55 [2019-11-28 17:11:03,276 INFO L226 Difference]: Without dead ends: 51 [2019-11-28 17:11:03,277 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 [2019-11-28 17:11:03,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2019-11-28 17:11:03,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 44. [2019-11-28 17:11:03,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2019-11-28 17:11:03,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 47 transitions. [2019-11-28 17:11:03,285 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 47 transitions. Word has length 10 [2019-11-28 17:11:03,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:11:03,286 INFO L462 AbstractCegarLoop]: Abstraction has 44 states and 47 transitions. [2019-11-28 17:11:03,286 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 17:11:03,286 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 47 transitions. [2019-11-28 17:11:03,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-11-28 17:11:03,287 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:11:03,287 INFO L410 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:11:03,490 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 17:11:03,491 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]=== [2019-11-28 17:11:03,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:11:03,492 INFO L82 PathProgramCache]: Analyzing trace with hash -494183817, now seen corresponding path program 1 times [2019-11-28 17:11:03,492 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:11:03,493 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218929855] [2019-11-28 17:11:03,494 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:11:03,505 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-28 17:11:03,507 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1658791602] [2019-11-28 17:11:03,507 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 17:11:03,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:11:03,544 INFO L264 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 15 conjunts are in the unsatisfiable core [2019-11-28 17:11:03,546 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 17:11:03,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:11:03,574 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218929855] [2019-11-28 17:11:03,574 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-28 17:11:03,574 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1658791602] [2019-11-28 17:11:03,575 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-11-28 17:11:03,575 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2019-11-28 17:11:03,575 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608970447] [2019-11-28 17:11:03,575 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:11:03,576 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:11:03,576 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:11:03,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:11:03,577 INFO L87 Difference]: Start difference. First operand 44 states and 47 transitions. Second operand 5 states. [2019-11-28 17:11:03,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:11:03,737 INFO L93 Difference]: Finished difference Result 92 states and 100 transitions. [2019-11-28 17:11:03,738 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-28 17:11:03,738 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 15 [2019-11-28 17:11:03,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:11:03,739 INFO L225 Difference]: With dead ends: 92 [2019-11-28 17:11:03,739 INFO L226 Difference]: Without dead ends: 90 [2019-11-28 17:11:03,740 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 [2019-11-28 17:11:03,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2019-11-28 17:11:03,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 62. [2019-11-28 17:11:03,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2019-11-28 17:11:03,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 70 transitions. [2019-11-28 17:11:03,763 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 70 transitions. Word has length 15 [2019-11-28 17:11:03,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:11:03,763 INFO L462 AbstractCegarLoop]: Abstraction has 62 states and 70 transitions. [2019-11-28 17:11:03,764 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:11:03,766 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 70 transitions. [2019-11-28 17:11:03,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-28 17:11:03,766 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:11:03,767 INFO L410 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:11:03,969 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 17:11:03,970 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]=== [2019-11-28 17:11:03,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:11:03,970 INFO L82 PathProgramCache]: Analyzing trace with hash 615409956, now seen corresponding path program 1 times [2019-11-28 17:11:03,971 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:11:03,971 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746804978] [2019-11-28 17:11:03,971 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:11:03,981 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-28 17:11:03,981 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [267341271] [2019-11-28 17:11:03,982 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 17:11:04,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:11:04,023 INFO L264 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-28 17:11:04,026 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 17:11:04,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:11:04,045 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746804978] [2019-11-28 17:11:04,045 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-28 17:11:04,045 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [267341271] [2019-11-28 17:11:04,045 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-11-28 17:11:04,045 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2019-11-28 17:11:04,046 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022527787] [2019-11-28 17:11:04,046 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:11:04,046 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:11:04,047 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:11:04,047 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:11:04,047 INFO L87 Difference]: Start difference. First operand 62 states and 70 transitions. Second operand 5 states. [2019-11-28 17:11:04,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:11:04,135 INFO L93 Difference]: Finished difference Result 153 states and 165 transitions. [2019-11-28 17:11:04,136 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-28 17:11:04,136 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 18 [2019-11-28 17:11:04,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:11:04,137 INFO L225 Difference]: With dead ends: 153 [2019-11-28 17:11:04,137 INFO L226 Difference]: Without dead ends: 145 [2019-11-28 17:11:04,141 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 [2019-11-28 17:11:04,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2019-11-28 17:11:04,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 97. [2019-11-28 17:11:04,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2019-11-28 17:11:04,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 119 transitions. [2019-11-28 17:11:04,161 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 119 transitions. Word has length 18 [2019-11-28 17:11:04,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:11:04,161 INFO L462 AbstractCegarLoop]: Abstraction has 97 states and 119 transitions. [2019-11-28 17:11:04,161 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:11:04,162 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 119 transitions. [2019-11-28 17:11:04,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-28 17:11:04,162 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:11:04,163 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:11:04,367 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 17:11:04,368 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]=== [2019-11-28 17:11:04,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:11:04,368 INFO L82 PathProgramCache]: Analyzing trace with hash -1292544179, now seen corresponding path program 1 times [2019-11-28 17:11:04,369 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:11:04,369 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615511759] [2019-11-28 17:11:04,370 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:11:04,378 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-28 17:11:04,379 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1411639644] [2019-11-28 17:11:04,379 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 17:11:04,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:11:04,412 INFO L264 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 19 conjunts are in the unsatisfiable core [2019-11-28 17:11:04,414 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 17:11:04,463 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:11:04,463 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615511759] [2019-11-28 17:11:04,463 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-28 17:11:04,463 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1411639644] [2019-11-28 17:11:04,464 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-11-28 17:11:04,464 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2019-11-28 17:11:04,464 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755161125] [2019-11-28 17:11:04,465 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:11:04,465 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:11:04,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:11:04,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:11:04,466 INFO L87 Difference]: Start difference. First operand 97 states and 119 transitions. Second operand 5 states. [2019-11-28 17:11:05,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:11:05,203 INFO L93 Difference]: Finished difference Result 164 states and 199 transitions. [2019-11-28 17:11:05,203 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-28 17:11:05,203 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2019-11-28 17:11:05,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:11:05,206 INFO L225 Difference]: With dead ends: 164 [2019-11-28 17:11:05,207 INFO L226 Difference]: Without dead ends: 158 [2019-11-28 17:11:05,207 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 [2019-11-28 17:11:05,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2019-11-28 17:11:05,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 145. [2019-11-28 17:11:05,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2019-11-28 17:11:05,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 182 transitions. [2019-11-28 17:11:05,228 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 182 transitions. Word has length 20 [2019-11-28 17:11:05,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:11:05,228 INFO L462 AbstractCegarLoop]: Abstraction has 145 states and 182 transitions. [2019-11-28 17:11:05,228 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:11:05,229 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 182 transitions. [2019-11-28 17:11:05,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-28 17:11:05,230 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:11:05,230 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:11:05,441 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 17:11:05,442 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]=== [2019-11-28 17:11:05,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:11:05,443 INFO L82 PathProgramCache]: Analyzing trace with hash -889251184, now seen corresponding path program 1 times [2019-11-28 17:11:05,443 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:11:05,444 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588090459] [2019-11-28 17:11:05,444 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:11:05,460 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-28 17:11:05,461 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [904165386] [2019-11-28 17:11:05,462 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 17:11:05,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:11:05,496 INFO L264 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 27 conjunts are in the unsatisfiable core [2019-11-28 17:11:05,498 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 17:11:05,577 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:11:05,577 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588090459] [2019-11-28 17:11:05,578 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-28 17:11:05,578 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [904165386] [2019-11-28 17:11:05,578 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-11-28 17:11:05,578 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2019-11-28 17:11:05,578 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044709316] [2019-11-28 17:11:05,579 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-28 17:11:05,579 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:11:05,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-28 17:11:05,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-28 17:11:05,580 INFO L87 Difference]: Start difference. First operand 145 states and 182 transitions. Second operand 6 states. [2019-11-28 17:11:06,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:11:06,479 INFO L93 Difference]: Finished difference Result 162 states and 196 transitions. [2019-11-28 17:11:06,480 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-28 17:11:06,480 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2019-11-28 17:11:06,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:11:06,481 INFO L225 Difference]: With dead ends: 162 [2019-11-28 17:11:06,482 INFO L226 Difference]: Without dead ends: 158 [2019-11-28 17:11:06,483 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 [2019-11-28 17:11:06,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2019-11-28 17:11:06,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 145. [2019-11-28 17:11:06,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2019-11-28 17:11:06,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 178 transitions. [2019-11-28 17:11:06,517 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 178 transitions. Word has length 22 [2019-11-28 17:11:06,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:11:06,518 INFO L462 AbstractCegarLoop]: Abstraction has 145 states and 178 transitions. [2019-11-28 17:11:06,518 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-28 17:11:06,518 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 178 transitions. [2019-11-28 17:11:06,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-28 17:11:06,519 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:11:06,519 INFO L410 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1] [2019-11-28 17:11:06,723 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 17:11:06,724 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]=== [2019-11-28 17:11:06,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:11:06,725 INFO L82 PathProgramCache]: Analyzing trace with hash -345235403, now seen corresponding path program 2 times [2019-11-28 17:11:06,725 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:11:06,726 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726673334] [2019-11-28 17:11:06,726 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:11:06,734 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-28 17:11:06,734 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1153629123] [2019-11-28 17:11:06,734 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 17:11:06,767 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-11-28 17:11:06,768 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-28 17:11:06,769 INFO L264 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 19 conjunts are in the unsatisfiable core [2019-11-28 17:11:06,770 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 17:11:06,813 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:11:06,813 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726673334] [2019-11-28 17:11:06,814 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-28 17:11:06,814 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1153629123] [2019-11-28 17:11:06,814 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-11-28 17:11:06,814 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2019-11-28 17:11:06,814 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305092271] [2019-11-28 17:11:06,815 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-28 17:11:06,815 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:11:06,815 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-28 17:11:06,815 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-28 17:11:06,815 INFO L87 Difference]: Start difference. First operand 145 states and 178 transitions. Second operand 6 states. [2019-11-28 17:11:07,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:11:07,074 INFO L93 Difference]: Finished difference Result 252 states and 306 transitions. [2019-11-28 17:11:07,074 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-28 17:11:07,074 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2019-11-28 17:11:07,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:11:07,076 INFO L225 Difference]: With dead ends: 252 [2019-11-28 17:11:07,077 INFO L226 Difference]: Without dead ends: 250 [2019-11-28 17:11:07,077 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 [2019-11-28 17:11:07,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2019-11-28 17:11:07,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 190. [2019-11-28 17:11:07,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 190 states. [2019-11-28 17:11:07,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 236 transitions. [2019-11-28 17:11:07,110 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 236 transitions. Word has length 24 [2019-11-28 17:11:07,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:11:07,110 INFO L462 AbstractCegarLoop]: Abstraction has 190 states and 236 transitions. [2019-11-28 17:11:07,110 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-28 17:11:07,111 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 236 transitions. [2019-11-28 17:11:07,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-28 17:11:07,118 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:11:07,118 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:11:07,329 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 17:11:07,330 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]=== [2019-11-28 17:11:07,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:11:07,330 INFO L82 PathProgramCache]: Analyzing trace with hash 1236394662, now seen corresponding path program 1 times [2019-11-28 17:11:07,330 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:11:07,331 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379085103] [2019-11-28 17:11:07,331 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:11:07,338 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-28 17:11:07,338 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [452604120] [2019-11-28 17:11:07,338 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 17:11:07,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:11:07,375 INFO L264 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 37 conjunts are in the unsatisfiable core [2019-11-28 17:11:07,377 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 17:11:07,484 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:11:07,484 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379085103] [2019-11-28 17:11:07,484 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-28 17:11:07,485 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [452604120] [2019-11-28 17:11:07,485 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-11-28 17:11:07,485 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2019-11-28 17:11:07,485 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172259632] [2019-11-28 17:11:07,486 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-28 17:11:07,486 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:11:07,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-28 17:11:07,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-11-28 17:11:07,487 INFO L87 Difference]: Start difference. First operand 190 states and 236 transitions. Second operand 8 states. [2019-11-28 17:11:07,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:11:07,826 INFO L93 Difference]: Finished difference Result 243 states and 296 transitions. [2019-11-28 17:11:07,827 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-11-28 17:11:07,827 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 27 [2019-11-28 17:11:07,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:11:07,829 INFO L225 Difference]: With dead ends: 243 [2019-11-28 17:11:07,829 INFO L226 Difference]: Without dead ends: 235 [2019-11-28 17:11:07,830 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 [2019-11-28 17:11:07,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235 states. [2019-11-28 17:11:07,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 235 to 222. [2019-11-28 17:11:07,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2019-11-28 17:11:07,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 272 transitions. [2019-11-28 17:11:07,848 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 272 transitions. Word has length 27 [2019-11-28 17:11:07,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:11:07,848 INFO L462 AbstractCegarLoop]: Abstraction has 222 states and 272 transitions. [2019-11-28 17:11:07,848 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-28 17:11:07,848 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 272 transitions. [2019-11-28 17:11:07,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-28 17:11:07,849 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:11:07,849 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1] [2019-11-28 17:11:08,053 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 17:11:08,054 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]=== [2019-11-28 17:11:08,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:11:08,054 INFO L82 PathProgramCache]: Analyzing trace with hash -1962065598, now seen corresponding path program 2 times [2019-11-28 17:11:08,054 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:11:08,055 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644448377] [2019-11-28 17:11:08,055 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:11:08,078 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-28 17:11:08,079 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2034026549] [2019-11-28 17:11:08,079 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 17:11:08,148 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-11-28 17:11:08,148 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-28 17:11:08,149 INFO L264 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-28 17:11:08,151 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 17:11:08,188 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:11:08,193 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1644448377] [2019-11-28 17:11:08,193 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-28 17:11:08,196 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2034026549] [2019-11-28 17:11:08,196 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:11:08,197 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 17:11:08,197 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271291552] [2019-11-28 17:11:08,198 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:11:08,201 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:11:08,201 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:11:08,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:11:08,202 INFO L87 Difference]: Start difference. First operand 222 states and 272 transitions. Second operand 5 states. [2019-11-28 17:11:08,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:11:08,305 INFO L93 Difference]: Finished difference Result 290 states and 350 transitions. [2019-11-28 17:11:08,305 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-28 17:11:08,305 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2019-11-28 17:11:08,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:11:08,307 INFO L225 Difference]: With dead ends: 290 [2019-11-28 17:11:08,307 INFO L226 Difference]: Without dead ends: 198 [2019-11-28 17:11:08,310 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 [2019-11-28 17:11:08,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2019-11-28 17:11:08,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 146. [2019-11-28 17:11:08,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2019-11-28 17:11:08,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 171 transitions. [2019-11-28 17:11:08,325 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 171 transitions. Word has length 32 [2019-11-28 17:11:08,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:11:08,326 INFO L462 AbstractCegarLoop]: Abstraction has 146 states and 171 transitions. [2019-11-28 17:11:08,326 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:11:08,327 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 171 transitions. [2019-11-28 17:11:08,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-28 17:11:08,330 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:11:08,330 INFO L410 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1] [2019-11-28 17:11:08,534 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 17:11:08,535 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]=== [2019-11-28 17:11:08,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:11:08,535 INFO L82 PathProgramCache]: Analyzing trace with hash -1323634633, now seen corresponding path program 3 times [2019-11-28 17:11:08,535 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:11:08,536 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133893387] [2019-11-28 17:11:08,536 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:11:08,542 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-28 17:11:08,543 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [476946213] [2019-11-28 17:11:08,543 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 17:11:08,584 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2019-11-28 17:11:08,585 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-28 17:11:08,586 INFO L264 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 32 conjunts are in the unsatisfiable core [2019-11-28 17:11:08,588 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 17:11:08,620 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-28 17:11:08,654 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 19 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-28 17:11:08,654 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2133893387] [2019-11-28 17:11:08,654 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-28 17:11:08,655 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [476946213] [2019-11-28 17:11:08,655 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-11-28 17:11:08,655 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2019-11-28 17:11:08,655 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471396784] [2019-11-28 17:11:08,656 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-28 17:11:08,656 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:11:08,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-28 17:11:08,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-28 17:11:08,657 INFO L87 Difference]: Start difference. First operand 146 states and 171 transitions. Second operand 6 states. [2019-11-28 17:11:08,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:11:08,807 INFO L93 Difference]: Finished difference Result 148 states and 172 transitions. [2019-11-28 17:11:08,807 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 17:11:08,808 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 33 [2019-11-28 17:11:08,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:11:08,809 INFO L225 Difference]: With dead ends: 148 [2019-11-28 17:11:08,809 INFO L226 Difference]: Without dead ends: 146 [2019-11-28 17:11:08,809 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 27 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-28 17:11:08,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2019-11-28 17:11:08,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 144. [2019-11-28 17:11:08,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2019-11-28 17:11:08,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 168 transitions. [2019-11-28 17:11:08,820 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 168 transitions. Word has length 33 [2019-11-28 17:11:08,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:11:08,821 INFO L462 AbstractCegarLoop]: Abstraction has 144 states and 168 transitions. [2019-11-28 17:11:08,821 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-28 17:11:08,821 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 168 transitions. [2019-11-28 17:11:08,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-28 17:11:08,822 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:11:08,822 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:11:09,033 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 17:11:09,033 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]=== [2019-11-28 17:11:09,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:11:09,033 INFO L82 PathProgramCache]: Analyzing trace with hash -606995612, now seen corresponding path program 2 times [2019-11-28 17:11:09,034 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:11:09,034 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150560538] [2019-11-28 17:11:09,034 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:11:09,041 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-28 17:11:09,041 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1175342649] [2019-11-28 17:11:09,041 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 17:11:09,106 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-11-28 17:11:09,106 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-28 17:11:09,109 INFO L264 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 41 conjunts are in the unsatisfiable core [2019-11-28 17:11:09,111 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 17:11:09,264 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:11:09,265 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150560538] [2019-11-28 17:11:09,265 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-28 17:11:09,265 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1175342649] [2019-11-28 17:11:09,265 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-11-28 17:11:09,265 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2019-11-28 17:11:09,266 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493351790] [2019-11-28 17:11:09,266 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-11-28 17:11:09,266 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:11:09,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-28 17:11:09,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-11-28 17:11:09,267 INFO L87 Difference]: Start difference. First operand 144 states and 168 transitions. Second operand 9 states. [2019-11-28 17:11:10,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:11:10,646 INFO L93 Difference]: Finished difference Result 201 states and 233 transitions. [2019-11-28 17:11:10,646 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-11-28 17:11:10,646 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 36 [2019-11-28 17:11:10,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:11:10,648 INFO L225 Difference]: With dead ends: 201 [2019-11-28 17:11:10,648 INFO L226 Difference]: Without dead ends: 193 [2019-11-28 17:11:10,648 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=52, Invalid=188, Unknown=0, NotChecked=0, Total=240 [2019-11-28 17:11:10,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2019-11-28 17:11:10,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 153. [2019-11-28 17:11:10,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153 states. [2019-11-28 17:11:10,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 178 transitions. [2019-11-28 17:11:10,660 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 178 transitions. Word has length 36 [2019-11-28 17:11:10,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:11:10,660 INFO L462 AbstractCegarLoop]: Abstraction has 153 states and 178 transitions. [2019-11-28 17:11:10,661 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-11-28 17:11:10,661 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 178 transitions. [2019-11-28 17:11:10,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-11-28 17:11:10,661 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:11:10,661 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2019-11-28 17:11:10,869 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 17:11:10,869 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]=== [2019-11-28 17:11:10,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:11:10,870 INFO L82 PathProgramCache]: Analyzing trace with hash -703476975, now seen corresponding path program 3 times [2019-11-28 17:11:10,871 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:11:10,871 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [867068036] [2019-11-28 17:11:10,871 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:11:10,879 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-28 17:11:10,879 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [573634163] [2019-11-28 17:11:10,879 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 17:11:10,916 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2019-11-28 17:11:10,916 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-28 17:11:10,917 INFO L264 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 38 conjunts are in the unsatisfiable core [2019-11-28 17:11:10,920 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 17:11:10,943 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-28 17:11:10,974 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-28 17:11:10,994 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-28 17:11:11,051 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-28 17:11:11,139 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-28 17:11:11,166 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-28 17:11:11,166 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [867068036] [2019-11-28 17:11:11,167 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-28 17:11:11,167 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [573634163] [2019-11-28 17:11:11,167 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:11:11,168 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-11-28 17:11:11,168 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687948853] [2019-11-28 17:11:11,168 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-28 17:11:11,169 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:11:11,169 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-28 17:11:11,169 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2019-11-28 17:11:11,170 INFO L87 Difference]: Start difference. First operand 153 states and 178 transitions. Second operand 12 states. [2019-11-28 17:11:19,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:11:19,907 INFO L93 Difference]: Finished difference Result 155 states and 179 transitions. [2019-11-28 17:11:19,908 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-28 17:11:19,908 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 39 [2019-11-28 17:11:19,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:11:19,909 INFO L225 Difference]: With dead ends: 155 [2019-11-28 17:11:19,910 INFO L226 Difference]: Without dead ends: 143 [2019-11-28 17:11:19,910 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 [2019-11-28 17:11:19,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2019-11-28 17:11:19,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 48. [2019-11-28 17:11:19,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2019-11-28 17:11:19,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 50 transitions. [2019-11-28 17:11:19,923 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 50 transitions. Word has length 39 [2019-11-28 17:11:19,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:11:19,923 INFO L462 AbstractCegarLoop]: Abstraction has 48 states and 50 transitions. [2019-11-28 17:11:19,924 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-11-28 17:11:19,924 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 50 transitions. [2019-11-28 17:11:19,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-28 17:11:19,924 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:11:19,925 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] [2019-11-28 17:11:20,131 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 17:11:20,132 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]=== [2019-11-28 17:11:20,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:11:20,132 INFO L82 PathProgramCache]: Analyzing trace with hash -1731349772, now seen corresponding path program 1 times [2019-11-28 17:11:20,133 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:11:20,133 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449431839] [2019-11-28 17:11:20,133 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:11:20,140 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-28 17:11:20,140 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2021793228] [2019-11-28 17:11:20,140 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 17:11:20,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:11:20,180 INFO L264 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 7 conjunts are in the unsatisfiable core [2019-11-28 17:11:20,181 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 17:11:20,230 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 22 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:11:20,231 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [449431839] [2019-11-28 17:11:20,231 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-28 17:11:20,231 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2021793228] [2019-11-28 17:11:20,231 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-11-28 17:11:20,231 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2019-11-28 17:11:20,232 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1202766231] [2019-11-28 17:11:20,232 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-28 17:11:20,232 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:11:20,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-28 17:11:20,233 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-28 17:11:20,233 INFO L87 Difference]: Start difference. First operand 48 states and 50 transitions. Second operand 7 states. [2019-11-28 17:11:20,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:11:20,466 INFO L93 Difference]: Finished difference Result 96 states and 101 transitions. [2019-11-28 17:11:20,466 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-11-28 17:11:20,466 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 41 [2019-11-28 17:11:20,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:11:20,467 INFO L225 Difference]: With dead ends: 96 [2019-11-28 17:11:20,467 INFO L226 Difference]: Without dead ends: 90 [2019-11-28 17:11:20,471 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 [2019-11-28 17:11:20,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2019-11-28 17:11:20,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 60. [2019-11-28 17:11:20,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2019-11-28 17:11:20,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 63 transitions. [2019-11-28 17:11:20,481 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 63 transitions. Word has length 41 [2019-11-28 17:11:20,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:11:20,482 INFO L462 AbstractCegarLoop]: Abstraction has 60 states and 63 transitions. [2019-11-28 17:11:20,482 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-28 17:11:20,482 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 63 transitions. [2019-11-28 17:11:20,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-28 17:11:20,483 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:11:20,483 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1] [2019-11-28 17:11:20,694 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 17:11:20,694 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]=== [2019-11-28 17:11:20,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:11:20,695 INFO L82 PathProgramCache]: Analyzing trace with hash -1727532550, now seen corresponding path program 1 times [2019-11-28 17:11:20,695 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:11:20,696 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460741137] [2019-11-28 17:11:20,696 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:11:20,702 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-28 17:11:20,702 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1358334269] [2019-11-28 17:11:20,702 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 17:11:20,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:11:20,741 INFO L264 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 33 conjunts are in the unsatisfiable core [2019-11-28 17:11:20,743 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 17:11:20,813 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-28 17:11:20,813 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [460741137] [2019-11-28 17:11:20,814 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-28 17:11:20,814 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1358334269] [2019-11-28 17:11:20,814 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-11-28 17:11:20,814 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2019-11-28 17:11:20,815 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239383767] [2019-11-28 17:11:20,815 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-28 17:11:20,815 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:11:20,815 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-28 17:11:20,816 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-11-28 17:11:20,816 INFO L87 Difference]: Start difference. First operand 60 states and 63 transitions. Second operand 7 states. [2019-11-28 17:11:21,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:11:21,030 INFO L93 Difference]: Finished difference Result 142 states and 150 transitions. [2019-11-28 17:11:21,030 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-28 17:11:21,030 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 41 [2019-11-28 17:11:21,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:11:21,031 INFO L225 Difference]: With dead ends: 142 [2019-11-28 17:11:21,031 INFO L226 Difference]: Without dead ends: 134 [2019-11-28 17:11:21,032 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 [2019-11-28 17:11:21,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2019-11-28 17:11:21,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 81. [2019-11-28 17:11:21,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2019-11-28 17:11:21,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 85 transitions. [2019-11-28 17:11:21,047 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 85 transitions. Word has length 41 [2019-11-28 17:11:21,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:11:21,047 INFO L462 AbstractCegarLoop]: Abstraction has 81 states and 85 transitions. [2019-11-28 17:11:21,047 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-28 17:11:21,047 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 85 transitions. [2019-11-28 17:11:21,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-28 17:11:21,048 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:11:21,048 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 1, 1, 1] [2019-11-28 17:11:21,253 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 17:11:21,254 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]=== [2019-11-28 17:11:21,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:11:21,254 INFO L82 PathProgramCache]: Analyzing trace with hash 905373240, now seen corresponding path program 2 times [2019-11-28 17:11:21,255 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:11:21,255 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767937799] [2019-11-28 17:11:21,255 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:11:21,263 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-28 17:11:21,264 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1579615187] [2019-11-28 17:11:21,264 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 17:11:21,308 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-11-28 17:11:21,308 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-28 17:11:21,309 INFO L264 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 41 conjunts are in the unsatisfiable core [2019-11-28 17:11:21,311 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 17:11:21,414 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-28 17:11:21,433 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-28 17:11:21,433 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [767937799] [2019-11-28 17:11:21,434 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-28 17:11:21,434 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1579615187] [2019-11-28 17:11:21,435 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-11-28 17:11:21,435 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2019-11-28 17:11:21,435 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923758321] [2019-11-28 17:11:21,435 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-28 17:11:21,435 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:11:21,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-28 17:11:21,436 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-11-28 17:11:21,436 INFO L87 Difference]: Start difference. First operand 81 states and 85 transitions. Second operand 8 states. [2019-11-28 17:11:21,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:11:21,839 INFO L93 Difference]: Finished difference Result 176 states and 186 transitions. [2019-11-28 17:11:21,839 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-11-28 17:11:21,840 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 50 [2019-11-28 17:11:21,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:11:21,841 INFO L225 Difference]: With dead ends: 176 [2019-11-28 17:11:21,841 INFO L226 Difference]: Without dead ends: 168 [2019-11-28 17:11:21,842 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2019-11-28 17:11:21,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2019-11-28 17:11:21,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 90. [2019-11-28 17:11:21,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2019-11-28 17:11:21,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 95 transitions. [2019-11-28 17:11:21,865 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 95 transitions. Word has length 50 [2019-11-28 17:11:21,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:11:21,865 INFO L462 AbstractCegarLoop]: Abstraction has 90 states and 95 transitions. [2019-11-28 17:11:21,865 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-28 17:11:21,866 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 95 transitions. [2019-11-28 17:11:21,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-28 17:11:21,866 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:11:21,866 INFO L410 BasicCegarLoop]: trace histogram [6, 6, 6, 5, 5, 5, 5, 5, 3, 3, 3, 2, 2, 1, 1, 1] [2019-11-28 17:11:22,070 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 17:11:22,070 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]=== [2019-11-28 17:11:22,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:11:22,070 INFO L82 PathProgramCache]: Analyzing trace with hash 1852037050, now seen corresponding path program 3 times [2019-11-28 17:11:22,070 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:11:22,071 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570776246] [2019-11-28 17:11:22,071 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:11:22,075 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-28 17:11:22,076 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1696302597] [2019-11-28 17:11:22,076 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-28 17:11:22,107 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2019-11-28 17:11:22,107 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-28 17:11:22,108 INFO L264 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 22 conjunts are in the unsatisfiable core [2019-11-28 17:11:22,110 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 17:11:22,134 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-28 17:11:22,164 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 36 proven. 5 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-11-28 17:11:22,164 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1570776246] [2019-11-28 17:11:22,164 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-28 17:11:22,164 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1696302597] [2019-11-28 17:11:22,164 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-11-28 17:11:22,165 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2019-11-28 17:11:22,165 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865547181] [2019-11-28 17:11:22,165 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-28 17:11:22,165 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:11:22,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-28 17:11:22,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-11-28 17:11:22,166 INFO L87 Difference]: Start difference. First operand 90 states and 95 transitions. Second operand 7 states. [2019-11-28 17:11:22,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:11:22,313 INFO L93 Difference]: Finished difference Result 90 states and 95 transitions. [2019-11-28 17:11:22,313 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-28 17:11:22,313 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 59 [2019-11-28 17:11:22,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:11:22,314 INFO L225 Difference]: With dead ends: 90 [2019-11-28 17:11:22,314 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 17:11:22,315 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 [2019-11-28 17:11:22,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 17:11:22,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 17:11:22,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 17:11:22,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 17:11:22,315 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 59 [2019-11-28 17:11:22,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:11:22,315 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 17:11:22,316 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-28 17:11:22,316 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 17:11:22,316 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 17:11:22,518 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 17:11:22,520 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 17:11:22,786 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 103 [2019-11-28 17:11:23,006 WARN L192 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 118 [2019-11-28 17:11:23,195 WARN L192 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 99 [2019-11-28 17:11:23,362 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 103 [2019-11-28 17:11:23,510 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 114 [2019-11-28 17:11:23,665 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 45 [2019-11-28 17:11:24,676 WARN L192 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 99 DAG size of output: 54 [2019-11-28 17:11:27,884 WARN L192 SmtUtils]: Spent 3.21 s on a formula simplification. DAG size of input: 112 DAG size of output: 61 [2019-11-28 17:11:29,550 WARN L192 SmtUtils]: Spent 1.66 s on a formula simplification. DAG size of input: 91 DAG size of output: 55 [2019-11-28 17:11:31,017 WARN L192 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 99 DAG size of output: 54 [2019-11-28 17:11:31,820 WARN L192 SmtUtils]: Spent 801.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 53 [2019-11-28 17:11:31,822 INFO L242 CegarLoopResult]: 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))))))))) [2019-11-28 17:11:31,822 INFO L242 CegarLoopResult]: 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)))) [2019-11-28 17:11:31,822 INFO L246 CegarLoopResult]: For program point L6-6(lines 6 9) no Hoare annotation was computed. [2019-11-28 17:11:31,823 INFO L246 CegarLoopResult]: For program point L35-3(lines 35 44) no Hoare annotation was computed. [2019-11-28 17:11:31,823 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2019-11-28 17:11:31,823 INFO L242 CegarLoopResult]: 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)))) [2019-11-28 17:11:31,823 INFO L246 CegarLoopResult]: For program point L6-9(lines 6 9) no Hoare annotation was computed. [2019-11-28 17:11:31,823 INFO L242 CegarLoopResult]: 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)))) [2019-11-28 17:11:31,823 INFO L246 CegarLoopResult]: For program point L6-12(lines 6 9) no Hoare annotation was computed. [2019-11-28 17:11:31,823 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2019-11-28 17:11:31,824 INFO L242 CegarLoopResult]: 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))) [2019-11-28 17:11:31,824 INFO L246 CegarLoopResult]: For program point L6-15(lines 6 9) no Hoare annotation was computed. [2019-11-28 17:11:31,824 INFO L249 CegarLoopResult]: At program point L6-17(lines 5 11) the Hoare annotation is: true [2019-11-28 17:11:31,824 INFO L246 CegarLoopResult]: For program point L7(lines 7 8) no Hoare annotation was computed. [2019-11-28 17:11:31,824 INFO L246 CegarLoopResult]: For program point L7-1(lines 7 8) no Hoare annotation was computed. [2019-11-28 17:11:31,824 INFO L246 CegarLoopResult]: For program point L7-2(lines 7 8) no Hoare annotation was computed. [2019-11-28 17:11:31,824 INFO L246 CegarLoopResult]: For program point L7-3(lines 7 8) no Hoare annotation was computed. [2019-11-28 17:11:31,824 INFO L246 CegarLoopResult]: For program point L7-4(lines 7 8) no Hoare annotation was computed. [2019-11-28 17:11:31,824 INFO L246 CegarLoopResult]: For program point L7-5(lines 7 8) no Hoare annotation was computed. [2019-11-28 17:11:31,824 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2019-11-28 17:11:31,825 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 17:11:31,825 INFO L249 CegarLoopResult]: At program point L61(lines 13 62) the Hoare annotation is: true [2019-11-28 17:11:31,825 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 17:11:31,825 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2019-11-28 17:11:31,825 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 17:11:31,825 INFO L242 CegarLoopResult]: 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))) [2019-11-28 17:11:31,825 INFO L246 CegarLoopResult]: For program point L29-3(lines 29 56) no Hoare annotation was computed. [2019-11-28 17:11:31,825 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2019-11-28 17:11:31,825 INFO L246 CegarLoopResult]: For program point L30(lines 30 31) no Hoare annotation was computed. [2019-11-28 17:11:31,825 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2019-11-28 17:11:31,827 INFO L246 CegarLoopResult]: For program point L6(lines 6 9) no Hoare annotation was computed. [2019-11-28 17:11:31,827 INFO L242 CegarLoopResult]: 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))) [2019-11-28 17:11:31,827 INFO L246 CegarLoopResult]: For program point L6-3(lines 6 9) no Hoare annotation was computed. [2019-11-28 17:11:31,840 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,840 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,840 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,841 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,841 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,841 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,841 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,848 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,849 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,849 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,849 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,850 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,850 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,850 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,852 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,852 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,853 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,853 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,853 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,853 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,854 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,854 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,854 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,854 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,855 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,855 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,855 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,855 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,856 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,857 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,857 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,857 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,857 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,858 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,858 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,858 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,858 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,859 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,859 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,859 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,859 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,859 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,861 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,861 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,861 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,861 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,862 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,862 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,862 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,863 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,864 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,864 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,864 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,864 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,865 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,865 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,866 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,866 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,867 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,867 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,867 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,867 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,868 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,868 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,868 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,868 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,869 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,869 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,869 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,870 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,870 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,870 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,870 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,871 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,871 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,871 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,871 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,873 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,873 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,873 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,874 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,874 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,874 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,874 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,875 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,875 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,875 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,875 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,876 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,876 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,876 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,877 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,877 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,877 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,877 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,878 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,878 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,878 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,880 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,881 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,881 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,881 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,881 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,882 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,882 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,882 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,882 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,883 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,883 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,883 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,883 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,884 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,884 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,885 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,885 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,885 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,885 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,886 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,886 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,886 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,886 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,887 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,887 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,887 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,887 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,888 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,888 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,889 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,889 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,889 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,889 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,890 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,890 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,891 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,891 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,891 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,892 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,892 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,892 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,892 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,893 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,894 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,894 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,894 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,894 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,895 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,895 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,895 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,895 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,896 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,896 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,896 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,896 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,897 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,897 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,898 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,898 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,898 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,898 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,899 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,899 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,899 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,899 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,900 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,900 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:31,900 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,900 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:31,901 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:31,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 05:11:31 BoogieIcfgContainer [2019-11-28 17:11:31,903 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 17:11:31,904 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 17:11:31,904 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 17:11:31,904 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 17:11:31,905 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:11:01" (3/4) ... [2019-11-28 17:11:31,908 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 17:11:31,920 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-28 17:11:31,921 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 17:11:31,950 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))) [2019-11-28 17:11:31,951 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) [2019-11-28 17:11:31,951 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) [2019-11-28 17:11:31,952 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))) [2019-11-28 17:11:31,952 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))) [2019-11-28 17:11:31,952 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) [2019-11-28 17:11:31,953 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) [2019-11-28 17:11:31,977 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 17:11:31,978 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 17:11:31,979 INFO L168 Benchmark]: Toolchain (without parser) took 31316.28 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 289.9 MB). Free memory was 960.4 MB in the beginning and 868.7 MB in the end (delta: 91.7 MB). Peak memory consumption was 381.6 MB. Max. memory is 11.5 GB. [2019-11-28 17:11:31,980 INFO L168 Benchmark]: CDTParser took 0.78 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 17:11:31,980 INFO L168 Benchmark]: CACSL2BoogieTranslator took 369.84 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 960.4 MB in the beginning and 1.1 GB in the end (delta: -155.3 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. [2019-11-28 17:11:31,981 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.43 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 17:11:31,981 INFO L168 Benchmark]: Boogie Preprocessor took 23.68 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-28 17:11:31,981 INFO L168 Benchmark]: RCFGBuilder took 305.79 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. [2019-11-28 17:11:31,982 INFO L168 Benchmark]: TraceAbstraction took 30499.68 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 170.9 MB). Free memory was 1.1 GB in the beginning and 868.7 MB in the end (delta: 219.9 MB). Peak memory consumption was 432.7 MB. Max. memory is 11.5 GB. [2019-11-28 17:11:31,982 INFO L168 Benchmark]: Witness Printer took 74.05 ms. Allocated memory is still 1.3 GB. Free memory is still 868.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 17:11:31,985 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.78 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 369.84 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 960.4 MB in the beginning and 1.1 GB in the end (delta: -155.3 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.43 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.68 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 305.79 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 30499.68 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 170.9 MB). Free memory was 1.1 GB in the beginning and 868.7 MB in the end (delta: 219.9 MB). Peak memory consumption was 432.7 MB. Max. memory is 11.5 GB. * Witness Printer took 74.05 ms. Allocated memory is still 1.3 GB. Free memory is still 868.7 MB. There was no memory consumed. 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 [2019-11-28 17:11:32,014 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,014 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,014 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,014 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,014 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,016 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,016 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,017 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,017 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,017 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,017 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,017 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,018 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,018 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 [2019-11-28 17:11:32,019 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,019 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,019 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,019 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,020 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,020 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,020 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,020 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,020 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,021 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,021 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,021 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,021 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,021 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,022 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,022 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,022 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,023 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,023 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,023 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,023 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,023 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,024 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,024 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,024 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,024 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,025 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,025 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 [2019-11-28 17:11:32,026 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,026 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,026 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,026 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,026 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,027 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,027 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,027 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,028 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,028 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,028 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,028 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,029 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,029 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 [2019-11-28 17:11:32,030 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,030 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,030 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,030 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,031 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,031 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,031 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,031 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,031 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,032 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,032 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,032 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,033 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,033 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,033 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,033 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,034 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,034 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,034 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,034 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,035 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,035 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,036 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,036 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,036 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,036 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,037 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,037 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,037 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,037 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,037 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,038 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,038 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,038 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,038 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,039 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,039 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,039 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,040 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,040 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,040 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,040 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 [2019-11-28 17:11:32,042 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,042 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,042 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,042 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,043 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,043 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,043 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,043 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,043 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,044 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,044 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,044 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,044 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,045 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,045 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,045 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,046 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,046 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,046 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,046 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,046 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,047 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,047 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,047 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,047 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,047 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,048 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,048 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 [2019-11-28 17:11:32,049 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,049 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,049 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,049 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,050 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,050 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,050 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,051 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,051 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,051 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,051 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,051 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,052 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,052 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 [2019-11-28 17:11:32,053 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,053 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,053 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,053 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,053 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,054 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,054 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,054 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,054 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,054 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,055 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,055 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,055 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,055 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,056 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,056 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,056 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,057 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,057 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,057 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,057 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,057 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,058 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,058 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,058 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~p~0,QUANTIFIED] [2019-11-28 17:11:32,058 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_main_~k~0,QUANTIFIED] [2019-11-28 17:11:32,058 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~s~0_15,QUANTIFIED] [2019-11-28 17:11:32,059 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: 21.0s, OverallIterations: 19, TraceHistogramMax: 6, AutomataDifference: 14.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.3s, HoareTripleCheckerStatistics: 450 SDtfs, 713 SDslu, 1056 SDs, 0 SdLazy, 1806 SolverSat, 247 SolverUnsat, 3 SolverUnknown, 0 SolverNotchecked, 10.2s 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: 0.3s AutomataMinimizationTime, 19 MinimizatonAttempts, 571 StatesRemovedByMinimization, 17 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 9 PreInvPairs, 57 NumberOfFragments, 879 HoareAnnotationTreeSize, 9 FomulaSimplifications, 188123 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 9 FomulaSimplificationsInter, 11284 FormulaSimplificationTreeSizeReductionInter, 8.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s 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...