./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label41.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_fbb4ae71-b437-4745-8f86-013f94d8dbda/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_fbb4ae71-b437-4745-8f86-013f94d8dbda/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_fbb4ae71-b437-4745-8f86-013f94d8dbda/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_fbb4ae71-b437-4745-8f86-013f94d8dbda/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label41.c -s /tmp/vcloud-vcloud-master/worker/run_dir_fbb4ae71-b437-4745-8f86-013f94d8dbda/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_fbb4ae71-b437-4745-8f86-013f94d8dbda/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 936e1fac1e718929285e646469efe9b1619e10b2 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 05:18:25,299 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 05:18:25,301 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 05:18:25,313 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 05:18:25,313 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 05:18:25,314 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 05:18:25,316 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 05:18:25,319 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 05:18:25,321 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 05:18:25,322 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 05:18:25,324 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 05:18:25,325 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 05:18:25,325 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 05:18:25,327 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 05:18:25,328 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 05:18:25,329 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 05:18:25,330 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 05:18:25,331 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 05:18:25,334 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 05:18:25,336 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 05:18:25,338 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 05:18:25,339 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 05:18:25,340 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 05:18:25,341 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 05:18:25,344 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 05:18:25,345 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 05:18:25,345 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 05:18:25,346 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 05:18:25,347 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 05:18:25,348 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 05:18:25,348 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 05:18:25,349 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 05:18:25,350 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 05:18:25,351 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 05:18:25,352 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 05:18:25,353 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 05:18:25,353 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 05:18:25,354 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 05:18:25,354 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 05:18:25,355 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 05:18:25,356 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 05:18:25,356 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_fbb4ae71-b437-4745-8f86-013f94d8dbda/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 05:18:25,371 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 05:18:25,372 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 05:18:25,373 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 05:18:25,373 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 05:18:25,373 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 05:18:25,374 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 05:18:25,374 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 05:18:25,374 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 05:18:25,374 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 05:18:25,375 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 05:18:25,375 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 05:18:25,375 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 05:18:25,375 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 05:18:25,376 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 05:18:25,376 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 05:18:25,376 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 05:18:25,376 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 05:18:25,377 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 05:18:25,377 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 05:18:25,377 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 05:18:25,377 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 05:18:25,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 05:18:25,378 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 05:18:25,378 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 05:18:25,378 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 05:18:25,379 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 05:18:25,379 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 05:18:25,379 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 05:18:25,379 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_fbb4ae71-b437-4745-8f86-013f94d8dbda/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 936e1fac1e718929285e646469efe9b1619e10b2 [2019-11-20 05:18:25,539 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 05:18:25,559 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 05:18:25,563 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 05:18:25,565 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 05:18:25,565 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 05:18:25,566 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_fbb4ae71-b437-4745-8f86-013f94d8dbda/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem01_label41.c [2019-11-20 05:18:25,632 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fbb4ae71-b437-4745-8f86-013f94d8dbda/bin/uautomizer/data/64115f2e3/335e633afb2f45ab880908cd4136a643/FLAG79e1a5a71 [2019-11-20 05:18:26,079 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 05:18:26,080 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_fbb4ae71-b437-4745-8f86-013f94d8dbda/sv-benchmarks/c/eca-rers2012/Problem01_label41.c [2019-11-20 05:18:26,095 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fbb4ae71-b437-4745-8f86-013f94d8dbda/bin/uautomizer/data/64115f2e3/335e633afb2f45ab880908cd4136a643/FLAG79e1a5a71 [2019-11-20 05:18:26,382 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_fbb4ae71-b437-4745-8f86-013f94d8dbda/bin/uautomizer/data/64115f2e3/335e633afb2f45ab880908cd4136a643 [2019-11-20 05:18:26,385 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 05:18:26,387 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 05:18:26,388 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 05:18:26,388 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 05:18:26,392 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 05:18:26,393 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:18:26" (1/1) ... [2019-11-20 05:18:26,396 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f7847bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:26, skipping insertion in model container [2019-11-20 05:18:26,397 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:18:26" (1/1) ... [2019-11-20 05:18:26,406 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 05:18:26,455 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 05:18:27,090 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:18:27,096 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 05:18:27,214 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:18:27,232 INFO L192 MainTranslator]: Completed translation [2019-11-20 05:18:27,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:27 WrapperNode [2019-11-20 05:18:27,232 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 05:18:27,233 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 05:18:27,234 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 05:18:27,234 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 05:18:27,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:27" (1/1) ... [2019-11-20 05:18:27,266 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:27" (1/1) ... [2019-11-20 05:18:27,330 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 05:18:27,330 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 05:18:27,331 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 05:18:27,331 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 05:18:27,340 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:27" (1/1) ... [2019-11-20 05:18:27,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:27" (1/1) ... [2019-11-20 05:18:27,345 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:27" (1/1) ... [2019-11-20 05:18:27,345 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:27" (1/1) ... [2019-11-20 05:18:27,369 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:27" (1/1) ... [2019-11-20 05:18:27,382 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:27" (1/1) ... [2019-11-20 05:18:27,390 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:27" (1/1) ... [2019-11-20 05:18:27,399 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 05:18:27,399 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 05:18:27,400 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 05:18:27,400 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 05:18:27,401 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fbb4ae71-b437-4745-8f86-013f94d8dbda/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 05:18:27,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 05:18:27,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 05:18:28,834 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 05:18:28,835 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 05:18:28,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:18:28 BoogieIcfgContainer [2019-11-20 05:18:28,836 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 05:18:28,837 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 05:18:28,837 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 05:18:28,841 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 05:18:28,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 05:18:26" (1/3) ... [2019-11-20 05:18:28,844 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21449d0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 05:18:28, skipping insertion in model container [2019-11-20 05:18:28,844 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:18:27" (2/3) ... [2019-11-20 05:18:28,845 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21449d0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 05:18:28, skipping insertion in model container [2019-11-20 05:18:28,845 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:18:28" (3/3) ... [2019-11-20 05:18:28,847 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem01_label41.c [2019-11-20 05:18:28,858 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 05:18:28,866 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-20 05:18:28,880 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-20 05:18:28,921 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 05:18:28,922 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 05:18:28,922 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 05:18:28,922 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 05:18:28,922 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 05:18:28,922 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 05:18:28,922 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 05:18:28,923 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 05:18:28,952 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states. [2019-11-20 05:18:28,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 05:18:28,969 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:18:28,970 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 05:18:28,970 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:18:28,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:18:28,977 INFO L82 PathProgramCache]: Analyzing trace with hash 867355110, now seen corresponding path program 1 times [2019-11-20 05:18:28,987 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:18:28,988 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767837674] [2019-11-20 05:18:28,988 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:18:29,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:29,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:18:29,570 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1767837674] [2019-11-20 05:18:29,572 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:18:29,572 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 05:18:29,574 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596130945] [2019-11-20 05:18:29,581 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 05:18:29,582 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:18:29,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 05:18:29,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 05:18:29,601 INFO L87 Difference]: Start difference. First operand 198 states. Second operand 4 states. [2019-11-20 05:18:31,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:18:31,286 INFO L93 Difference]: Finished difference Result 662 states and 1178 transitions. [2019-11-20 05:18:31,287 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 05:18:31,288 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 85 [2019-11-20 05:18:31,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:18:31,308 INFO L225 Difference]: With dead ends: 662 [2019-11-20 05:18:31,308 INFO L226 Difference]: Without dead ends: 397 [2019-11-20 05:18:31,314 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 05:18:31,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 397 states. [2019-11-20 05:18:31,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 397 to 266. [2019-11-20 05:18:31,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 266 states. [2019-11-20 05:18:31,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 380 transitions. [2019-11-20 05:18:31,380 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 380 transitions. Word has length 85 [2019-11-20 05:18:31,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:18:31,381 INFO L462 AbstractCegarLoop]: Abstraction has 266 states and 380 transitions. [2019-11-20 05:18:31,381 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 05:18:31,382 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 380 transitions. [2019-11-20 05:18:31,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-11-20 05:18:31,387 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:18:31,387 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 05:18:31,388 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:18:31,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:18:31,389 INFO L82 PathProgramCache]: Analyzing trace with hash -1655802317, now seen corresponding path program 1 times [2019-11-20 05:18:31,389 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:18:31,389 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737878076] [2019-11-20 05:18:31,390 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:18:31,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:31,527 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:18:31,528 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737878076] [2019-11-20 05:18:31,528 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:18:31,528 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 05:18:31,529 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251179262] [2019-11-20 05:18:31,531 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 05:18:31,531 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:18:31,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 05:18:31,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 05:18:31,532 INFO L87 Difference]: Start difference. First operand 266 states and 380 transitions. Second operand 4 states. [2019-11-20 05:18:32,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:18:32,385 INFO L93 Difference]: Finished difference Result 1054 states and 1512 transitions. [2019-11-20 05:18:32,387 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 05:18:32,388 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 91 [2019-11-20 05:18:32,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:18:32,395 INFO L225 Difference]: With dead ends: 1054 [2019-11-20 05:18:32,395 INFO L226 Difference]: Without dead ends: 790 [2019-11-20 05:18:32,402 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 05:18:32,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 790 states. [2019-11-20 05:18:32,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 790 to 790. [2019-11-20 05:18:32,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 790 states. [2019-11-20 05:18:32,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 790 states and 1067 transitions. [2019-11-20 05:18:32,476 INFO L78 Accepts]: Start accepts. Automaton has 790 states and 1067 transitions. Word has length 91 [2019-11-20 05:18:32,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:18:32,476 INFO L462 AbstractCegarLoop]: Abstraction has 790 states and 1067 transitions. [2019-11-20 05:18:32,477 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 05:18:32,477 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1067 transitions. [2019-11-20 05:18:32,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-11-20 05:18:32,489 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:18:32,490 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 05:18:32,490 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:18:32,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:18:32,491 INFO L82 PathProgramCache]: Analyzing trace with hash -1661592781, now seen corresponding path program 1 times [2019-11-20 05:18:32,491 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:18:32,491 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826066570] [2019-11-20 05:18:32,492 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:18:32,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:32,657 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:18:32,657 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826066570] [2019-11-20 05:18:32,658 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:18:32,658 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 05:18:32,659 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347610371] [2019-11-20 05:18:32,661 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 05:18:32,661 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:18:32,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 05:18:32,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 05:18:32,663 INFO L87 Difference]: Start difference. First operand 790 states and 1067 transitions. Second operand 3 states. [2019-11-20 05:18:33,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:18:33,189 INFO L93 Difference]: Finished difference Result 2102 states and 2850 transitions. [2019-11-20 05:18:33,189 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 05:18:33,190 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 92 [2019-11-20 05:18:33,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:18:33,198 INFO L225 Difference]: With dead ends: 2102 [2019-11-20 05:18:33,198 INFO L226 Difference]: Without dead ends: 1183 [2019-11-20 05:18:33,202 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 05:18:33,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1183 states. [2019-11-20 05:18:33,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1183 to 1052. [2019-11-20 05:18:33,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1052 states. [2019-11-20 05:18:33,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 1052 states and 1319 transitions. [2019-11-20 05:18:33,235 INFO L78 Accepts]: Start accepts. Automaton has 1052 states and 1319 transitions. Word has length 92 [2019-11-20 05:18:33,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:18:33,235 INFO L462 AbstractCegarLoop]: Abstraction has 1052 states and 1319 transitions. [2019-11-20 05:18:33,236 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 05:18:33,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1319 transitions. [2019-11-20 05:18:33,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-11-20 05:18:33,239 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:18:33,239 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 05:18:33,239 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:18:33,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:18:33,240 INFO L82 PathProgramCache]: Analyzing trace with hash -539431419, now seen corresponding path program 1 times [2019-11-20 05:18:33,240 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:18:33,240 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199548575] [2019-11-20 05:18:33,241 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:18:33,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:33,312 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 05:18:33,312 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1199548575] [2019-11-20 05:18:33,312 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:18:33,313 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 05:18:33,313 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090700792] [2019-11-20 05:18:33,314 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 05:18:33,315 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:18:33,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 05:18:33,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 05:18:33,316 INFO L87 Difference]: Start difference. First operand 1052 states and 1319 transitions. Second operand 3 states. [2019-11-20 05:18:33,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:18:33,868 INFO L93 Difference]: Finished difference Result 2757 states and 3480 transitions. [2019-11-20 05:18:33,869 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 05:18:33,869 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 100 [2019-11-20 05:18:33,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:18:33,878 INFO L225 Difference]: With dead ends: 2757 [2019-11-20 05:18:33,878 INFO L226 Difference]: Without dead ends: 1576 [2019-11-20 05:18:33,881 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 05:18:33,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1576 states. [2019-11-20 05:18:33,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1576 to 1445. [2019-11-20 05:18:33,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1445 states. [2019-11-20 05:18:33,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 1445 states and 1638 transitions. [2019-11-20 05:18:33,935 INFO L78 Accepts]: Start accepts. Automaton has 1445 states and 1638 transitions. Word has length 100 [2019-11-20 05:18:33,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:18:33,936 INFO L462 AbstractCegarLoop]: Abstraction has 1445 states and 1638 transitions. [2019-11-20 05:18:33,936 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 05:18:33,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 1638 transitions. [2019-11-20 05:18:33,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 05:18:33,940 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:18:33,941 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 05:18:33,941 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:18:33,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:18:33,942 INFO L82 PathProgramCache]: Analyzing trace with hash -36212071, now seen corresponding path program 1 times [2019-11-20 05:18:33,942 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:18:33,942 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503645633] [2019-11-20 05:18:33,943 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:18:33,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:34,099 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:18:34,100 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503645633] [2019-11-20 05:18:34,100 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:18:34,101 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 05:18:34,101 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23371174] [2019-11-20 05:18:34,102 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 05:18:34,102 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:18:34,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 05:18:34,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-20 05:18:34,103 INFO L87 Difference]: Start difference. First operand 1445 states and 1638 transitions. Second operand 4 states. [2019-11-20 05:18:34,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:18:34,808 INFO L93 Difference]: Finished difference Result 3027 states and 3424 transitions. [2019-11-20 05:18:34,809 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-20 05:18:34,809 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 108 [2019-11-20 05:18:34,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:18:34,817 INFO L225 Difference]: With dead ends: 3027 [2019-11-20 05:18:34,817 INFO L226 Difference]: Without dead ends: 1584 [2019-11-20 05:18:34,819 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-20 05:18:34,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1584 states. [2019-11-20 05:18:34,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1584 to 1576. [2019-11-20 05:18:34,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1576 states. [2019-11-20 05:18:34,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1576 states and 1772 transitions. [2019-11-20 05:18:34,855 INFO L78 Accepts]: Start accepts. Automaton has 1576 states and 1772 transitions. Word has length 108 [2019-11-20 05:18:34,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:18:34,856 INFO L462 AbstractCegarLoop]: Abstraction has 1576 states and 1772 transitions. [2019-11-20 05:18:34,856 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 05:18:34,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 1772 transitions. [2019-11-20 05:18:34,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-11-20 05:18:34,859 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:18:34,859 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 05:18:34,859 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:18:34,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:18:34,860 INFO L82 PathProgramCache]: Analyzing trace with hash 1928303825, now seen corresponding path program 1 times [2019-11-20 05:18:34,860 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:18:34,860 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856671813] [2019-11-20 05:18:34,861 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:18:34,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:34,931 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:18:34,932 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856671813] [2019-11-20 05:18:34,932 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:18:34,932 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 05:18:34,933 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [675409143] [2019-11-20 05:18:34,933 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 05:18:34,933 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:18:34,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 05:18:34,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 05:18:34,934 INFO L87 Difference]: Start difference. First operand 1576 states and 1772 transitions. Second operand 4 states. [2019-11-20 05:18:35,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:18:35,612 INFO L93 Difference]: Finished difference Result 3674 states and 4184 transitions. [2019-11-20 05:18:35,613 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 05:18:35,613 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 112 [2019-11-20 05:18:35,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:18:35,625 INFO L225 Difference]: With dead ends: 3674 [2019-11-20 05:18:35,625 INFO L226 Difference]: Without dead ends: 2231 [2019-11-20 05:18:35,627 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 05:18:35,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2231 states. [2019-11-20 05:18:35,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2231 to 1576. [2019-11-20 05:18:35,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1576 states. [2019-11-20 05:18:35,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1576 states and 1745 transitions. [2019-11-20 05:18:35,666 INFO L78 Accepts]: Start accepts. Automaton has 1576 states and 1745 transitions. Word has length 112 [2019-11-20 05:18:35,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:18:35,667 INFO L462 AbstractCegarLoop]: Abstraction has 1576 states and 1745 transitions. [2019-11-20 05:18:35,667 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 05:18:35,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 1745 transitions. [2019-11-20 05:18:35,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-11-20 05:18:35,672 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:18:35,672 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 05:18:35,672 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:18:35,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:18:35,673 INFO L82 PathProgramCache]: Analyzing trace with hash -1476523833, now seen corresponding path program 1 times [2019-11-20 05:18:35,673 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:18:35,673 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110151871] [2019-11-20 05:18:35,673 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:18:35,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:35,922 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-11-20 05:18:35,922 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110151871] [2019-11-20 05:18:35,923 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 05:18:35,923 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-20 05:18:35,923 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815866443] [2019-11-20 05:18:35,924 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-20 05:18:35,924 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:18:35,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-20 05:18:35,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2019-11-20 05:18:35,925 INFO L87 Difference]: Start difference. First operand 1576 states and 1745 transitions. Second operand 8 states. [2019-11-20 05:18:36,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:18:36,840 INFO L93 Difference]: Finished difference Result 3451 states and 3825 transitions. [2019-11-20 05:18:36,840 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-20 05:18:36,840 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 172 [2019-11-20 05:18:36,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:18:36,851 INFO L225 Difference]: With dead ends: 3451 [2019-11-20 05:18:36,852 INFO L226 Difference]: Without dead ends: 2008 [2019-11-20 05:18:36,854 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2019-11-20 05:18:36,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2008 states. [2019-11-20 05:18:36,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2008 to 1707. [2019-11-20 05:18:36,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1707 states. [2019-11-20 05:18:36,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 1707 states and 1877 transitions. [2019-11-20 05:18:36,896 INFO L78 Accepts]: Start accepts. Automaton has 1707 states and 1877 transitions. Word has length 172 [2019-11-20 05:18:36,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:18:36,897 INFO L462 AbstractCegarLoop]: Abstraction has 1707 states and 1877 transitions. [2019-11-20 05:18:36,897 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-20 05:18:36,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 1877 transitions. [2019-11-20 05:18:36,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-11-20 05:18:36,902 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 05:18:36,902 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 05:18:36,903 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 05:18:36,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:18:36,903 INFO L82 PathProgramCache]: Analyzing trace with hash 1669631844, now seen corresponding path program 1 times [2019-11-20 05:18:36,903 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 05:18:36,904 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745099666] [2019-11-20 05:18:36,904 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 05:18:36,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:37,122 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 98 proven. 4 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 05:18:37,123 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745099666] [2019-11-20 05:18:37,123 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [509772017] [2019-11-20 05:18:37,123 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fbb4ae71-b437-4745-8f86-013f94d8dbda/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:18:37,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:18:37,237 INFO L255 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 05:18:37,258 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 05:18:37,318 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2019-11-20 05:18:37,319 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-20 05:18:37,319 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 4 [2019-11-20 05:18:37,319 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804552075] [2019-11-20 05:18:37,320 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 05:18:37,320 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 05:18:37,320 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 05:18:37,321 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 05:18:37,321 INFO L87 Difference]: Start difference. First operand 1707 states and 1877 transitions. Second operand 3 states. [2019-11-20 05:18:37,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 05:18:37,836 INFO L93 Difference]: Finished difference Result 3541 states and 3907 transitions. [2019-11-20 05:18:37,837 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 05:18:37,837 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 189 [2019-11-20 05:18:37,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 05:18:37,838 INFO L225 Difference]: With dead ends: 3541 [2019-11-20 05:18:37,838 INFO L226 Difference]: Without dead ends: 0 [2019-11-20 05:18:37,842 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 05:18:37,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-20 05:18:37,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-20 05:18:37,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-20 05:18:37,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 05:18:37,844 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 189 [2019-11-20 05:18:37,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 05:18:37,844 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 05:18:37,844 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 05:18:37,844 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-20 05:18:37,844 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 05:18:38,049 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 05:18:38,054 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-20 05:18:38,441 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 27 [2019-11-20 05:18:38,678 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 27 [2019-11-20 05:18:38,681 INFO L444 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2019-11-20 05:18:38,681 INFO L444 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2019-11-20 05:18:38,681 INFO L444 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,682 INFO L444 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,682 INFO L444 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,682 INFO L444 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,682 INFO L444 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,682 INFO L444 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,682 INFO L444 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2019-11-20 05:18:38,682 INFO L444 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2019-11-20 05:18:38,682 INFO L444 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2019-11-20 05:18:38,682 INFO L444 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2019-11-20 05:18:38,682 INFO L444 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2019-11-20 05:18:38,682 INFO L444 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2019-11-20 05:18:38,683 INFO L444 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2019-11-20 05:18:38,683 INFO L444 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2019-11-20 05:18:38,683 INFO L444 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2019-11-20 05:18:38,683 INFO L444 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2019-11-20 05:18:38,683 INFO L444 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,683 INFO L444 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,683 INFO L444 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,683 INFO L444 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,683 INFO L444 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,683 INFO L444 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,684 INFO L444 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2019-11-20 05:18:38,684 INFO L444 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2019-11-20 05:18:38,684 INFO L444 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2019-11-20 05:18:38,684 INFO L444 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2019-11-20 05:18:38,684 INFO L444 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2019-11-20 05:18:38,684 INFO L444 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2019-11-20 05:18:38,684 INFO L444 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2019-11-20 05:18:38,684 INFO L444 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2019-11-20 05:18:38,684 INFO L444 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2019-11-20 05:18:38,684 INFO L444 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2019-11-20 05:18:38,684 INFO L444 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2019-11-20 05:18:38,685 INFO L444 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2019-11-20 05:18:38,685 INFO L444 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2019-11-20 05:18:38,685 INFO L444 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2019-11-20 05:18:38,685 INFO L444 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2019-11-20 05:18:38,685 INFO L444 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,685 INFO L444 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,685 INFO L444 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,685 INFO L444 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,685 INFO L444 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,685 INFO L444 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2019-11-20 05:18:38,686 INFO L444 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2019-11-20 05:18:38,686 INFO L444 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2019-11-20 05:18:38,686 INFO L444 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2019-11-20 05:18:38,686 INFO L444 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2019-11-20 05:18:38,686 INFO L444 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2019-11-20 05:18:38,686 INFO L444 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2019-11-20 05:18:38,686 INFO L444 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2019-11-20 05:18:38,686 INFO L444 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2019-11-20 05:18:38,687 INFO L440 ceAbstractionStarter]: At program point L574(lines 30 575) the Hoare annotation is: (let ((.cse0 (not (= ~a8~0 13))) (.cse4 (<= ~a17~0 0)) (.cse1 (= ~a17~0 1)) (.cse2 (= ~a21~0 1)) (.cse3 (= ~a20~0 1))) (or (and .cse0 .cse1 .cse2) (= 1 ~a7~0) (and .cse0 .cse3 (= 5 ~a16~0)) (and (not (= ~a16~0 6)) .cse4) (and .cse0 .cse4) (and .cse1 .cse2 .cse3))) [2019-11-20 05:18:38,687 INFO L444 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,687 INFO L444 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,687 INFO L444 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,687 INFO L444 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,687 INFO L444 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,687 INFO L444 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2019-11-20 05:18:38,687 INFO L444 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2019-11-20 05:18:38,687 INFO L444 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2019-11-20 05:18:38,688 INFO L444 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2019-11-20 05:18:38,689 INFO L444 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2019-11-20 05:18:38,689 INFO L444 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2019-11-20 05:18:38,689 INFO L444 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2019-11-20 05:18:38,690 INFO L444 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2019-11-20 05:18:38,690 INFO L444 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2019-11-20 05:18:38,690 INFO L444 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2019-11-20 05:18:38,690 INFO L444 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2019-11-20 05:18:38,690 INFO L444 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2019-11-20 05:18:38,690 INFO L444 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2019-11-20 05:18:38,691 INFO L447 ceAbstractionStarter]: At program point L577(lines 577 594) the Hoare annotation is: true [2019-11-20 05:18:38,691 INFO L444 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,691 INFO L444 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,691 INFO L444 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,691 INFO L444 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,691 INFO L444 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,692 INFO L444 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2019-11-20 05:18:38,692 INFO L444 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2019-11-20 05:18:38,692 INFO L444 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2019-11-20 05:18:38,692 INFO L444 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2019-11-20 05:18:38,692 INFO L444 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2019-11-20 05:18:38,692 INFO L444 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2019-11-20 05:18:38,692 INFO L444 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2019-11-20 05:18:38,693 INFO L444 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2019-11-20 05:18:38,693 INFO L444 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2019-11-20 05:18:38,693 INFO L444 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,693 INFO L444 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,693 INFO L444 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,693 INFO L444 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,693 INFO L444 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2019-11-20 05:18:38,694 INFO L444 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,694 INFO L444 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2019-11-20 05:18:38,694 INFO L444 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2019-11-20 05:18:38,694 INFO L444 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2019-11-20 05:18:38,694 INFO L444 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2019-11-20 05:18:38,694 INFO L444 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2019-11-20 05:18:38,695 INFO L444 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2019-11-20 05:18:38,695 INFO L444 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2019-11-20 05:18:38,695 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-20 05:18:38,695 INFO L444 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2019-11-20 05:18:38,695 INFO L444 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2019-11-20 05:18:38,695 INFO L444 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2019-11-20 05:18:38,695 INFO L444 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2019-11-20 05:18:38,696 INFO L444 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2019-11-20 05:18:38,696 INFO L444 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2019-11-20 05:18:38,696 INFO L444 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,696 INFO L440 ceAbstractionStarter]: At program point L583-2(lines 583 593) the Hoare annotation is: (let ((.cse0 (not (= ~a8~0 13))) (.cse4 (<= ~a17~0 0)) (.cse1 (= ~a17~0 1)) (.cse2 (= ~a21~0 1)) (.cse3 (= ~a20~0 1))) (or (and .cse0 .cse1 .cse2) (= 1 ~a7~0) (and .cse0 .cse3 (= 5 ~a16~0)) (and (not (= ~a16~0 6)) .cse4) (and .cse0 .cse4) (and .cse1 .cse2 .cse3))) [2019-11-20 05:18:38,696 INFO L444 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,697 INFO L444 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,697 INFO L444 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,697 INFO L444 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,697 INFO L444 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2019-11-20 05:18:38,697 INFO L444 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2019-11-20 05:18:38,697 INFO L444 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2019-11-20 05:18:38,697 INFO L444 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2019-11-20 05:18:38,698 INFO L444 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2019-11-20 05:18:38,698 INFO L444 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2019-11-20 05:18:38,698 INFO L444 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2019-11-20 05:18:38,698 INFO L444 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2019-11-20 05:18:38,698 INFO L444 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,698 INFO L444 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,699 INFO L444 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,699 INFO L444 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,699 INFO L444 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,699 INFO L444 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2019-11-20 05:18:38,699 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-20 05:18:38,699 INFO L444 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2019-11-20 05:18:38,699 INFO L444 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2019-11-20 05:18:38,700 INFO L444 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2019-11-20 05:18:38,700 INFO L444 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2019-11-20 05:18:38,700 INFO L444 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2019-11-20 05:18:38,700 INFO L444 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2019-11-20 05:18:38,700 INFO L444 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2019-11-20 05:18:38,700 INFO L444 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2019-11-20 05:18:38,700 INFO L444 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2019-11-20 05:18:38,701 INFO L444 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2019-11-20 05:18:38,701 INFO L444 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2019-11-20 05:18:38,701 INFO L444 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,701 INFO L444 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,701 INFO L444 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,701 INFO L444 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,702 INFO L444 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2019-11-20 05:18:38,702 INFO L444 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,702 INFO L444 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,702 INFO L444 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2019-11-20 05:18:38,702 INFO L444 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2019-11-20 05:18:38,702 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-20 05:18:38,702 INFO L444 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2019-11-20 05:18:38,703 INFO L444 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2019-11-20 05:18:38,703 INFO L444 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2019-11-20 05:18:38,703 INFO L444 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2019-11-20 05:18:38,703 INFO L444 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2019-11-20 05:18:38,703 INFO L444 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2019-11-20 05:18:38,703 INFO L444 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2019-11-20 05:18:38,703 INFO L444 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2019-11-20 05:18:38,704 INFO L444 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2019-11-20 05:18:38,704 INFO L444 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2019-11-20 05:18:38,704 INFO L444 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,704 INFO L444 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,704 INFO L444 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,704 INFO L444 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,705 INFO L444 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,705 INFO L444 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2019-11-20 05:18:38,705 INFO L444 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,705 INFO L444 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2019-11-20 05:18:38,705 INFO L444 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2019-11-20 05:18:38,705 INFO L444 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2019-11-20 05:18:38,705 INFO L444 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2019-11-20 05:18:38,706 INFO L444 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2019-11-20 05:18:38,706 INFO L444 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2019-11-20 05:18:38,706 INFO L444 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2019-11-20 05:18:38,706 INFO L444 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2019-11-20 05:18:38,706 INFO L444 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2019-11-20 05:18:38,706 INFO L444 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2019-11-20 05:18:38,707 INFO L444 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2019-11-20 05:18:38,707 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-20 05:18:38,707 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 431) no Hoare annotation was computed. [2019-11-20 05:18:38,707 INFO L444 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2019-11-20 05:18:38,707 INFO L444 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2019-11-20 05:18:38,707 INFO L444 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2019-11-20 05:18:38,708 INFO L444 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,708 INFO L444 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,708 INFO L444 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,708 INFO L444 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,708 INFO L444 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,708 INFO L444 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2019-11-20 05:18:38,709 INFO L444 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2019-11-20 05:18:38,709 INFO L444 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2019-11-20 05:18:38,709 INFO L444 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2019-11-20 05:18:38,709 INFO L444 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2019-11-20 05:18:38,709 INFO L444 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2019-11-20 05:18:38,709 INFO L444 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2019-11-20 05:18:38,709 INFO L444 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2019-11-20 05:18:38,710 INFO L444 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2019-11-20 05:18:38,710 INFO L444 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2019-11-20 05:18:38,710 INFO L444 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2019-11-20 05:18:38,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 05:18:38 BoogieIcfgContainer [2019-11-20 05:18:38,732 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 05:18:38,732 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 05:18:38,732 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 05:18:38,733 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 05:18:38,733 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:18:28" (3/4) ... [2019-11-20 05:18:38,737 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 05:18:38,757 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-20 05:18:38,758 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 05:18:38,952 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_fbb4ae71-b437-4745-8f86-013f94d8dbda/bin/uautomizer/witness.graphml [2019-11-20 05:18:38,952 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 05:18:38,954 INFO L168 Benchmark]: Toolchain (without parser) took 12567.47 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 288.9 MB). Free memory was 944.7 MB in the beginning and 948.1 MB in the end (delta: -3.4 MB). Peak memory consumption was 285.5 MB. Max. memory is 11.5 GB. [2019-11-20 05:18:38,954 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 05:18:38,955 INFO L168 Benchmark]: CACSL2BoogieTranslator took 845.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -168.4 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. [2019-11-20 05:18:38,955 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 11.5 GB. [2019-11-20 05:18:38,955 INFO L168 Benchmark]: Boogie Preprocessor took 68.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 11.5 GB. [2019-11-20 05:18:38,956 INFO L168 Benchmark]: RCFGBuilder took 1436.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 983.7 MB in the end (delta: 114.4 MB). Peak memory consumption was 114.4 MB. Max. memory is 11.5 GB. [2019-11-20 05:18:38,956 INFO L168 Benchmark]: TraceAbstraction took 9894.65 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 147.8 MB). Free memory was 983.7 MB in the beginning and 970.5 MB in the end (delta: 13.2 MB). Peak memory consumption was 161.0 MB. Max. memory is 11.5 GB. [2019-11-20 05:18:38,956 INFO L168 Benchmark]: Witness Printer took 220.32 ms. Allocated memory is still 1.3 GB. Free memory was 970.5 MB in the beginning and 948.1 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. [2019-11-20 05:18:38,959 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 845.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -168.4 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 96.88 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 68.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1436.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 983.7 MB in the end (delta: 114.4 MB). Peak memory consumption was 114.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 9894.65 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 147.8 MB). Free memory was 983.7 MB in the beginning and 970.5 MB in the end (delta: 13.2 MB). Peak memory consumption was 161.0 MB. Max. memory is 11.5 GB. * Witness Printer took 220.32 ms. Allocated memory is still 1.3 GB. Free memory was 970.5 MB in the beginning and 948.1 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 431]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: ((((((!(a8 == 13) && a17 == 1) && a21 == 1) || 1 == a7) || ((!(a8 == 13) && a20 == 1) && 5 == a16)) || (!(a16 == 6) && a17 <= 0)) || (!(a8 == 13) && a17 <= 0)) || ((a17 == 1 && a21 == 1) && a20 == 1) - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((((((!(a8 == 13) && a17 == 1) && a21 == 1) || 1 == a7) || ((!(a8 == 13) && a20 == 1) && 5 == a16)) || (!(a16 == 6) && a17 <= 0)) || (!(a8 == 13) && a17 <= 0)) || ((a17 == 1 && a21 == 1) && a20 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 198 locations, 1 error locations. Result: SAFE, OverallTime: 9.7s, OverallIterations: 8, TraceHistogramMax: 4, AutomataDifference: 6.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, HoareTripleCheckerStatistics: 589 SDtfs, 1933 SDslu, 96 SDs, 0 SdLazy, 4263 SolverSat, 722 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 219 GetRequests, 199 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1707occurred in iteration=7, 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, 8 MinimizatonAttempts, 1357 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 40 NumberOfFragments, 105 HoareAnnotationTreeSize, 3 FomulaSimplifications, 2823 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 3 FomulaSimplificationsInter, 2258 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1138 NumberOfCodeBlocks, 1138 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1129 ConstructedInterpolants, 0 QuantifiedInterpolants, 431413 SizeOfPredicates, 1 NumberOfNonLiveVariables, 331 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 9 InterpolantComputations, 8 PerfectInterpolantSequences, 527/531 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...