./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label16.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_c2a47804-9788-4a7b-acb5-9882c7313928/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_c2a47804-9788-4a7b-acb5-9882c7313928/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c2a47804-9788-4a7b-acb5-9882c7313928/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c2a47804-9788-4a7b-acb5-9882c7313928/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label16.c -s /tmp/vcloud-vcloud-master/worker/run_dir_c2a47804-9788-4a7b-acb5-9882c7313928/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c2a47804-9788-4a7b-acb5-9882c7313928/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 ce859596a7dc2f5d38fc628bcb14c9aa267e8ac4 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 07:13:22,245 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 07:13:22,247 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 07:13:22,259 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 07:13:22,260 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 07:13:22,261 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 07:13:22,263 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 07:13:22,265 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 07:13:22,268 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 07:13:22,269 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 07:13:22,270 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 07:13:22,271 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 07:13:22,272 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 07:13:22,273 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 07:13:22,274 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 07:13:22,275 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 07:13:22,276 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 07:13:22,277 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 07:13:22,280 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 07:13:22,286 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 07:13:22,296 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 07:13:22,301 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 07:13:22,302 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 07:13:22,305 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 07:13:22,308 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 07:13:22,310 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 07:13:22,311 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 07:13:22,313 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 07:13:22,314 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 07:13:22,315 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 07:13:22,317 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 07:13:22,318 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 07:13:22,319 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 07:13:22,320 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 07:13:22,322 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 07:13:22,322 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 07:13:22,323 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 07:13:22,323 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 07:13:22,324 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 07:13:22,328 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 07:13:22,330 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 07:13:22,331 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c2a47804-9788-4a7b-acb5-9882c7313928/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 07:13:22,353 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 07:13:22,353 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 07:13:22,356 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 07:13:22,356 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 07:13:22,357 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 07:13:22,357 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 07:13:22,357 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 07:13:22,358 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 07:13:22,358 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 07:13:22,358 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 07:13:22,359 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 07:13:22,359 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 07:13:22,360 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 07:13:22,360 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 07:13:22,360 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 07:13:22,360 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 07:13:22,361 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 07:13:22,361 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 07:13:22,361 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 07:13:22,361 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 07:13:22,362 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 07:13:22,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 07:13:22,362 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 07:13:22,362 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 07:13:22,363 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 07:13:22,363 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 07:13:22,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 07:13:22,363 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 07:13:22,364 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_c2a47804-9788-4a7b-acb5-9882c7313928/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 -> ce859596a7dc2f5d38fc628bcb14c9aa267e8ac4 [2019-11-20 07:13:22,566 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 07:13:22,582 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 07:13:22,585 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 07:13:22,587 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 07:13:22,587 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 07:13:22,588 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c2a47804-9788-4a7b-acb5-9882c7313928/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem14_label16.c [2019-11-20 07:13:22,650 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c2a47804-9788-4a7b-acb5-9882c7313928/bin/uautomizer/data/55932592a/d73b9c63cd4c40289244566c87cc7144/FLAG9b8511bbe [2019-11-20 07:13:23,280 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 07:13:23,282 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c2a47804-9788-4a7b-acb5-9882c7313928/sv-benchmarks/c/eca-rers2012/Problem14_label16.c [2019-11-20 07:13:23,299 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c2a47804-9788-4a7b-acb5-9882c7313928/bin/uautomizer/data/55932592a/d73b9c63cd4c40289244566c87cc7144/FLAG9b8511bbe [2019-11-20 07:13:23,667 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c2a47804-9788-4a7b-acb5-9882c7313928/bin/uautomizer/data/55932592a/d73b9c63cd4c40289244566c87cc7144 [2019-11-20 07:13:23,671 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 07:13:23,672 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 07:13:23,677 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 07:13:23,677 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 07:13:23,681 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 07:13:23,682 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:13:23" (1/1) ... [2019-11-20 07:13:23,686 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d7d0414 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:13:23, skipping insertion in model container [2019-11-20 07:13:23,686 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:13:23" (1/1) ... [2019-11-20 07:13:23,702 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 07:13:23,775 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 07:13:24,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 07:13:24,444 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 07:13:24,670 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 07:13:24,691 INFO L192 MainTranslator]: Completed translation [2019-11-20 07:13:24,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:13:24 WrapperNode [2019-11-20 07:13:24,693 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 07:13:24,695 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 07:13:24,695 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 07:13:24,695 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 07:13:24,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:13:24" (1/1) ... [2019-11-20 07:13:24,733 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:13:24" (1/1) ... [2019-11-20 07:13:24,839 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 07:13:24,841 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 07:13:24,841 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 07:13:24,842 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 07:13:24,853 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:13:24" (1/1) ... [2019-11-20 07:13:24,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:13:24" (1/1) ... [2019-11-20 07:13:24,865 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:13:24" (1/1) ... [2019-11-20 07:13:24,866 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:13:24" (1/1) ... [2019-11-20 07:13:24,909 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:13:24" (1/1) ... [2019-11-20 07:13:24,932 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:13:24" (1/1) ... [2019-11-20 07:13:24,952 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:13:24" (1/1) ... [2019-11-20 07:13:24,978 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 07:13:24,979 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 07:13:24,979 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 07:13:24,979 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 07:13:24,981 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:13:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c2a47804-9788-4a7b-acb5-9882c7313928/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 07:13:25,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 07:13:25,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 07:13:26,719 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 07:13:26,719 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 07:13:26,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:13:26 BoogieIcfgContainer [2019-11-20 07:13:26,721 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 07:13:26,722 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 07:13:26,723 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 07:13:26,726 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 07:13:26,727 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 07:13:23" (1/3) ... [2019-11-20 07:13:26,728 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49f087e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:13:26, skipping insertion in model container [2019-11-20 07:13:26,728 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:13:24" (2/3) ... [2019-11-20 07:13:26,729 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49f087e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:13:26, skipping insertion in model container [2019-11-20 07:13:26,729 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:13:26" (3/3) ... [2019-11-20 07:13:26,731 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem14_label16.c [2019-11-20 07:13:26,742 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 07:13:26,751 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-20 07:13:26,765 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-20 07:13:26,803 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 07:13:26,804 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 07:13:26,804 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 07:13:26,804 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 07:13:26,805 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 07:13:26,805 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 07:13:26,805 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 07:13:26,806 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 07:13:26,838 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states. [2019-11-20 07:13:26,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 07:13:26,850 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 07:13:26,851 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] [2019-11-20 07:13:26,852 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 07:13:26,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:13:26,859 INFO L82 PathProgramCache]: Analyzing trace with hash 291089130, now seen corresponding path program 1 times [2019-11-20 07:13:26,871 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:13:26,871 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992827967] [2019-11-20 07:13:26,872 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:13:27,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:13:27,257 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 07:13:27,258 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992827967] [2019-11-20 07:13:27,259 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:13:27,259 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 07:13:27,261 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1745160517] [2019-11-20 07:13:27,267 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 07:13:27,267 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:13:27,283 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 07:13:27,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 07:13:27,287 INFO L87 Difference]: Start difference. First operand 245 states. Second operand 4 states. [2019-11-20 07:13:29,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:13:29,849 INFO L93 Difference]: Finished difference Result 866 states and 1574 transitions. [2019-11-20 07:13:29,850 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 07:13:29,852 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 46 [2019-11-20 07:13:29,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 07:13:29,873 INFO L225 Difference]: With dead ends: 866 [2019-11-20 07:13:29,874 INFO L226 Difference]: Without dead ends: 538 [2019-11-20 07:13:29,880 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 07:13:29,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 538 states. [2019-11-20 07:13:29,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 538 to 538. [2019-11-20 07:13:29,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 538 states. [2019-11-20 07:13:29,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 784 transitions. [2019-11-20 07:13:29,970 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 784 transitions. Word has length 46 [2019-11-20 07:13:29,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 07:13:29,971 INFO L462 AbstractCegarLoop]: Abstraction has 538 states and 784 transitions. [2019-11-20 07:13:29,971 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 07:13:29,972 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 784 transitions. [2019-11-20 07:13:29,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-11-20 07:13:29,982 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 07:13:29,982 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:13:29,983 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 07:13:29,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:13:29,983 INFO L82 PathProgramCache]: Analyzing trace with hash 1797285072, now seen corresponding path program 1 times [2019-11-20 07:13:29,984 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:13:29,984 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022562889] [2019-11-20 07:13:29,984 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:13:30,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:13:30,567 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:13:30,568 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022562889] [2019-11-20 07:13:30,568 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:13:30,568 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-20 07:13:30,569 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228821487] [2019-11-20 07:13:30,571 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-20 07:13:30,571 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:13:30,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-20 07:13:30,572 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-11-20 07:13:30,572 INFO L87 Difference]: Start difference. First operand 538 states and 784 transitions. Second operand 6 states. [2019-11-20 07:13:32,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:13:32,610 INFO L93 Difference]: Finished difference Result 1608 states and 2268 transitions. [2019-11-20 07:13:32,611 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 07:13:32,611 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 154 [2019-11-20 07:13:32,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 07:13:32,619 INFO L225 Difference]: With dead ends: 1608 [2019-11-20 07:13:32,619 INFO L226 Difference]: Without dead ends: 1072 [2019-11-20 07:13:32,623 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2019-11-20 07:13:32,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1072 states. [2019-11-20 07:13:32,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1072 to 1072. [2019-11-20 07:13:32,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1072 states. [2019-11-20 07:13:32,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 1072 states and 1450 transitions. [2019-11-20 07:13:32,697 INFO L78 Accepts]: Start accepts. Automaton has 1072 states and 1450 transitions. Word has length 154 [2019-11-20 07:13:32,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 07:13:32,698 INFO L462 AbstractCegarLoop]: Abstraction has 1072 states and 1450 transitions. [2019-11-20 07:13:32,698 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-20 07:13:32,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 1450 transitions. [2019-11-20 07:13:32,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2019-11-20 07:13:32,714 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 07:13:32,715 INFO L410 BasicCegarLoop]: trace histogram [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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 07:13:32,715 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 07:13:32,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:13:32,716 INFO L82 PathProgramCache]: Analyzing trace with hash -1175585601, now seen corresponding path program 1 times [2019-11-20 07:13:32,716 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:13:32,717 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225976133] [2019-11-20 07:13:32,717 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:13:32,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:13:32,898 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-11-20 07:13:32,898 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225976133] [2019-11-20 07:13:32,898 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:13:32,899 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 07:13:32,899 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763699817] [2019-11-20 07:13:32,900 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 07:13:32,900 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:13:32,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 07:13:32,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 07:13:32,901 INFO L87 Difference]: Start difference. First operand 1072 states and 1450 transitions. Second operand 4 states. [2019-11-20 07:13:34,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:13:34,329 INFO L93 Difference]: Finished difference Result 3210 states and 4418 transitions. [2019-11-20 07:13:34,330 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 07:13:34,330 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 220 [2019-11-20 07:13:34,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 07:13:34,344 INFO L225 Difference]: With dead ends: 3210 [2019-11-20 07:13:34,345 INFO L226 Difference]: Without dead ends: 2140 [2019-11-20 07:13:34,347 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 07:13:34,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2140 states. [2019-11-20 07:13:34,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2140 to 1606. [2019-11-20 07:13:34,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1606 states. [2019-11-20 07:13:34,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 1606 states and 2099 transitions. [2019-11-20 07:13:34,398 INFO L78 Accepts]: Start accepts. Automaton has 1606 states and 2099 transitions. Word has length 220 [2019-11-20 07:13:34,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 07:13:34,398 INFO L462 AbstractCegarLoop]: Abstraction has 1606 states and 2099 transitions. [2019-11-20 07:13:34,399 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 07:13:34,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1606 states and 2099 transitions. [2019-11-20 07:13:34,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2019-11-20 07:13:34,403 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 07:13:34,404 INFO L410 BasicCegarLoop]: trace histogram [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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 07:13:34,404 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 07:13:34,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:13:34,405 INFO L82 PathProgramCache]: Analyzing trace with hash -1630004292, now seen corresponding path program 1 times [2019-11-20 07:13:34,405 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:13:34,405 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936807143] [2019-11-20 07:13:34,406 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:13:34,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:13:34,721 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 147 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 07:13:34,722 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936807143] [2019-11-20 07:13:34,722 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [776439687] [2019-11-20 07:13:34,723 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c2a47804-9788-4a7b-acb5-9882c7313928/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 07:13:34,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:13:34,855 INFO L255 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 07:13:34,878 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 07:13:35,079 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 07:13:35,080 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-20 07:13:35,081 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2019-11-20 07:13:35,082 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599865432] [2019-11-20 07:13:35,083 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 07:13:35,086 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:13:35,088 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 07:13:35,089 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-20 07:13:35,089 INFO L87 Difference]: Start difference. First operand 1606 states and 2099 transitions. Second operand 3 states. [2019-11-20 07:13:36,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:13:36,190 INFO L93 Difference]: Finished difference Result 4634 states and 6108 transitions. [2019-11-20 07:13:36,191 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 07:13:36,191 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 234 [2019-11-20 07:13:36,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 07:13:36,211 INFO L225 Difference]: With dead ends: 4634 [2019-11-20 07:13:36,211 INFO L226 Difference]: Without dead ends: 3030 [2019-11-20 07:13:36,215 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 238 GetRequests, 233 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-20 07:13:36,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3030 states. [2019-11-20 07:13:36,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3030 to 3030. [2019-11-20 07:13:36,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3030 states. [2019-11-20 07:13:36,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3030 states to 3030 states and 3859 transitions. [2019-11-20 07:13:36,310 INFO L78 Accepts]: Start accepts. Automaton has 3030 states and 3859 transitions. Word has length 234 [2019-11-20 07:13:36,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 07:13:36,312 INFO L462 AbstractCegarLoop]: Abstraction has 3030 states and 3859 transitions. [2019-11-20 07:13:36,312 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 07:13:36,312 INFO L276 IsEmpty]: Start isEmpty. Operand 3030 states and 3859 transitions. [2019-11-20 07:13:36,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2019-11-20 07:13:36,318 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 07:13:36,318 INFO L410 BasicCegarLoop]: trace histogram [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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 07:13:36,524 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 07:13:36,524 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 07:13:36,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:13:36,525 INFO L82 PathProgramCache]: Analyzing trace with hash -1477208081, now seen corresponding path program 1 times [2019-11-20 07:13:36,525 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:13:36,525 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253226547] [2019-11-20 07:13:36,526 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:13:36,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:13:36,895 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 147 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 07:13:36,896 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253226547] [2019-11-20 07:13:36,896 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1152395758] [2019-11-20 07:13:36,897 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c2a47804-9788-4a7b-acb5-9882c7313928/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 07:13:37,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:13:37,022 INFO L255 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 07:13:37,033 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 07:13:37,128 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 07:13:37,129 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-20 07:13:37,129 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2019-11-20 07:13:37,130 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549459181] [2019-11-20 07:13:37,131 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 07:13:37,132 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:13:37,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 07:13:37,133 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-11-20 07:13:37,133 INFO L87 Difference]: Start difference. First operand 3030 states and 3859 transitions. Second operand 3 states. [2019-11-20 07:13:38,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:13:38,237 INFO L93 Difference]: Finished difference Result 6948 states and 8962 transitions. [2019-11-20 07:13:38,237 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 07:13:38,237 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 252 [2019-11-20 07:13:38,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 07:13:38,262 INFO L225 Difference]: With dead ends: 6948 [2019-11-20 07:13:38,263 INFO L226 Difference]: Without dead ends: 3920 [2019-11-20 07:13:38,267 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 256 GetRequests, 251 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-11-20 07:13:38,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3920 states. [2019-11-20 07:13:38,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3920 to 3920. [2019-11-20 07:13:38,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3920 states. [2019-11-20 07:13:38,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3920 states to 3920 states and 4965 transitions. [2019-11-20 07:13:38,378 INFO L78 Accepts]: Start accepts. Automaton has 3920 states and 4965 transitions. Word has length 252 [2019-11-20 07:13:38,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 07:13:38,379 INFO L462 AbstractCegarLoop]: Abstraction has 3920 states and 4965 transitions. [2019-11-20 07:13:38,379 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 07:13:38,379 INFO L276 IsEmpty]: Start isEmpty. Operand 3920 states and 4965 transitions. [2019-11-20 07:13:38,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2019-11-20 07:13:38,389 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 07:13:38,390 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 07:13:38,598 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 07:13:38,598 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 07:13:38,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:13:38,598 INFO L82 PathProgramCache]: Analyzing trace with hash -1003247468, now seen corresponding path program 1 times [2019-11-20 07:13:38,599 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:13:38,599 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087709500] [2019-11-20 07:13:38,599 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:13:38,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:13:38,967 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 255 proven. 4 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2019-11-20 07:13:38,968 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087709500] [2019-11-20 07:13:38,968 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1051561290] [2019-11-20 07:13:38,968 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c2a47804-9788-4a7b-acb5-9882c7313928/bin/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 07:13:39,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:13:39,075 INFO L255 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 07:13:39,080 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 07:13:39,188 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2019-11-20 07:13:39,188 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-20 07:13:39,189 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2019-11-20 07:13:39,189 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380940167] [2019-11-20 07:13:39,190 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 07:13:39,190 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:13:39,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 07:13:39,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-20 07:13:39,191 INFO L87 Difference]: Start difference. First operand 3920 states and 4965 transitions. Second operand 3 states. [2019-11-20 07:13:40,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:13:40,213 INFO L93 Difference]: Finished difference Result 4810 states and 6071 transitions. [2019-11-20 07:13:40,213 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 07:13:40,213 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 335 [2019-11-20 07:13:40,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 07:13:40,214 INFO L225 Difference]: With dead ends: 4810 [2019-11-20 07:13:40,214 INFO L226 Difference]: Without dead ends: 0 [2019-11-20 07:13:40,220 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 339 GetRequests, 334 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-20 07:13:40,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-20 07:13:40,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-20 07:13:40,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-20 07:13:40,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 07:13:40,221 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 335 [2019-11-20 07:13:40,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 07:13:40,221 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 07:13:40,221 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 07:13:40,221 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-20 07:13:40,221 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 07:13:40,422 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 07:13:40,427 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-20 07:13:40,543 INFO L444 ceAbstractionStarter]: For program point L432(lines 432 870) no Hoare annotation was computed. [2019-11-20 07:13:40,544 INFO L444 ceAbstractionStarter]: For program point L366(lines 366 870) no Hoare annotation was computed. [2019-11-20 07:13:40,544 INFO L444 ceAbstractionStarter]: For program point L168-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,544 INFO L444 ceAbstractionStarter]: For program point L102-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,544 INFO L444 ceAbstractionStarter]: For program point L36-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,544 INFO L444 ceAbstractionStarter]: For program point L235(lines 235 870) no Hoare annotation was computed. [2019-11-20 07:13:40,544 INFO L444 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-11-20 07:13:40,544 INFO L444 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2019-11-20 07:13:40,544 INFO L444 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2019-11-20 07:13:40,545 INFO L444 ceAbstractionStarter]: For program point L764(lines 764 870) no Hoare annotation was computed. [2019-11-20 07:13:40,545 INFO L444 ceAbstractionStarter]: For program point L632(lines 632 870) no Hoare annotation was computed. [2019-11-20 07:13:40,545 INFO L444 ceAbstractionStarter]: For program point L500(lines 500 870) no Hoare annotation was computed. [2019-11-20 07:13:40,545 INFO L444 ceAbstractionStarter]: For program point L831(lines 831 870) no Hoare annotation was computed. [2019-11-20 07:13:40,545 INFO L444 ceAbstractionStarter]: For program point L171-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,545 INFO L444 ceAbstractionStarter]: For program point L105-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,545 INFO L444 ceAbstractionStarter]: For program point L39-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,545 INFO L444 ceAbstractionStarter]: For program point L700(lines 700 870) no Hoare annotation was computed. [2019-11-20 07:13:40,545 INFO L444 ceAbstractionStarter]: For program point L568(lines 568 870) no Hoare annotation was computed. [2019-11-20 07:13:40,545 INFO L444 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2019-11-20 07:13:40,546 INFO L444 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2019-11-20 07:13:40,546 INFO L444 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2019-11-20 07:13:40,546 INFO L444 ceAbstractionStarter]: For program point L305(lines 305 870) no Hoare annotation was computed. [2019-11-20 07:13:40,546 INFO L444 ceAbstractionStarter]: For program point L438(lines 438 870) no Hoare annotation was computed. [2019-11-20 07:13:40,546 INFO L444 ceAbstractionStarter]: For program point L372(lines 372 870) no Hoare annotation was computed. [2019-11-20 07:13:40,546 INFO L444 ceAbstractionStarter]: For program point L174-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,546 INFO L444 ceAbstractionStarter]: For program point L108-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,546 INFO L444 ceAbstractionStarter]: For program point L42-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,546 INFO L444 ceAbstractionStarter]: For program point L241(lines 241 870) no Hoare annotation was computed. [2019-11-20 07:13:40,546 INFO L444 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-20 07:13:40,546 INFO L444 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2019-11-20 07:13:40,547 INFO L444 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2019-11-20 07:13:40,550 INFO L444 ceAbstractionStarter]: For program point L638(lines 638 870) no Hoare annotation was computed. [2019-11-20 07:13:40,551 INFO L444 ceAbstractionStarter]: For program point L506(lines 506 870) no Hoare annotation was computed. [2019-11-20 07:13:40,551 INFO L444 ceAbstractionStarter]: For program point L837(lines 837 870) no Hoare annotation was computed. [2019-11-20 07:13:40,551 INFO L444 ceAbstractionStarter]: For program point L771(lines 771 870) no Hoare annotation was computed. [2019-11-20 07:13:40,551 INFO L444 ceAbstractionStarter]: For program point L573(lines 573 870) no Hoare annotation was computed. [2019-11-20 07:13:40,551 INFO L444 ceAbstractionStarter]: For program point L177-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,551 INFO L444 ceAbstractionStarter]: For program point L111-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,552 INFO L444 ceAbstractionStarter]: For program point L45-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,552 INFO L444 ceAbstractionStarter]: For program point L706(lines 706 870) no Hoare annotation was computed. [2019-11-20 07:13:40,552 INFO L444 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2019-11-20 07:13:40,552 INFO L444 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2019-11-20 07:13:40,553 INFO L444 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2019-11-20 07:13:40,553 INFO L444 ceAbstractionStarter]: For program point L311(lines 311 870) no Hoare annotation was computed. [2019-11-20 07:13:40,553 INFO L444 ceAbstractionStarter]: For program point L444(lines 444 870) no Hoare annotation was computed. [2019-11-20 07:13:40,553 INFO L444 ceAbstractionStarter]: For program point L378(lines 378 870) no Hoare annotation was computed. [2019-11-20 07:13:40,553 INFO L444 ceAbstractionStarter]: For program point L180-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,554 INFO L444 ceAbstractionStarter]: For program point L114-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,554 INFO L444 ceAbstractionStarter]: For program point L48-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,555 INFO L444 ceAbstractionStarter]: For program point L247(lines 247 870) no Hoare annotation was computed. [2019-11-20 07:13:40,555 INFO L444 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-11-20 07:13:40,555 INFO L444 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2019-11-20 07:13:40,555 INFO L444 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2019-11-20 07:13:40,555 INFO L444 ceAbstractionStarter]: For program point L842(lines 842 870) no Hoare annotation was computed. [2019-11-20 07:13:40,556 INFO L444 ceAbstractionStarter]: For program point L644(lines 644 870) no Hoare annotation was computed. [2019-11-20 07:13:40,556 INFO L444 ceAbstractionStarter]: For program point L512(lines 512 870) no Hoare annotation was computed. [2019-11-20 07:13:40,556 INFO L444 ceAbstractionStarter]: For program point L777(lines 777 870) no Hoare annotation was computed. [2019-11-20 07:13:40,556 INFO L444 ceAbstractionStarter]: For program point L579(lines 579 870) no Hoare annotation was computed. [2019-11-20 07:13:40,556 INFO L444 ceAbstractionStarter]: For program point L183-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,556 INFO L444 ceAbstractionStarter]: For program point L117-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,557 INFO L444 ceAbstractionStarter]: For program point L51-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,557 INFO L444 ceAbstractionStarter]: For program point L712(lines 712 870) no Hoare annotation was computed. [2019-11-20 07:13:40,557 INFO L444 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-11-20 07:13:40,557 INFO L444 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-11-20 07:13:40,557 INFO L444 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2019-11-20 07:13:40,557 INFO L444 ceAbstractionStarter]: For program point L449(lines 449 870) no Hoare annotation was computed. [2019-11-20 07:13:40,557 INFO L444 ceAbstractionStarter]: For program point L317(lines 317 870) no Hoare annotation was computed. [2019-11-20 07:13:40,558 INFO L444 ceAbstractionStarter]: For program point L384(lines 384 870) no Hoare annotation was computed. [2019-11-20 07:13:40,558 INFO L444 ceAbstractionStarter]: For program point L252(lines 252 870) no Hoare annotation was computed. [2019-11-20 07:13:40,558 INFO L444 ceAbstractionStarter]: For program point L186-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,558 INFO L444 ceAbstractionStarter]: For program point L120-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,558 INFO L444 ceAbstractionStarter]: For program point L54-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,558 INFO L444 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2019-11-20 07:13:40,559 INFO L444 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2019-11-20 07:13:40,559 INFO L444 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2019-11-20 07:13:40,559 INFO L444 ceAbstractionStarter]: For program point L848(lines 848 870) no Hoare annotation was computed. [2019-11-20 07:13:40,559 INFO L444 ceAbstractionStarter]: For program point L650(lines 650 870) no Hoare annotation was computed. [2019-11-20 07:13:40,559 INFO L444 ceAbstractionStarter]: For program point L518(lines 518 870) no Hoare annotation was computed. [2019-11-20 07:13:40,559 INFO L444 ceAbstractionStarter]: For program point L783(lines 783 870) no Hoare annotation was computed. [2019-11-20 07:13:40,560 INFO L444 ceAbstractionStarter]: For program point L585(lines 585 870) no Hoare annotation was computed. [2019-11-20 07:13:40,560 INFO L444 ceAbstractionStarter]: For program point L189-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,560 INFO L444 ceAbstractionStarter]: For program point L123-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,560 INFO L444 ceAbstractionStarter]: For program point L57-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,560 INFO L444 ceAbstractionStarter]: For program point L718(lines 718 870) no Hoare annotation was computed. [2019-11-20 07:13:40,560 INFO L444 ceAbstractionStarter]: For program point L454(lines 454 870) no Hoare annotation was computed. [2019-11-20 07:13:40,561 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-20 07:13:40,561 INFO L444 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-11-20 07:13:40,561 INFO L444 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2019-11-20 07:13:40,561 INFO L444 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2019-11-20 07:13:40,561 INFO L444 ceAbstractionStarter]: For program point L323(lines 323 870) no Hoare annotation was computed. [2019-11-20 07:13:40,561 INFO L444 ceAbstractionStarter]: For program point L390(lines 390 870) no Hoare annotation was computed. [2019-11-20 07:13:40,562 INFO L444 ceAbstractionStarter]: For program point L258(lines 258 870) no Hoare annotation was computed. [2019-11-20 07:13:40,562 INFO L444 ceAbstractionStarter]: For program point L192-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,562 INFO L444 ceAbstractionStarter]: For program point L126-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,562 INFO L444 ceAbstractionStarter]: For program point L60-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,562 INFO L444 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-11-20 07:13:40,562 INFO L444 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-11-20 07:13:40,563 INFO L444 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2019-11-20 07:13:40,563 INFO L444 ceAbstractionStarter]: For program point L854(lines 854 870) no Hoare annotation was computed. [2019-11-20 07:13:40,563 INFO L444 ceAbstractionStarter]: For program point L656(lines 656 870) no Hoare annotation was computed. [2019-11-20 07:13:40,563 INFO L444 ceAbstractionStarter]: For program point L524(lines 524 870) no Hoare annotation was computed. [2019-11-20 07:13:40,566 INFO L444 ceAbstractionStarter]: For program point L789(lines 789 870) no Hoare annotation was computed. [2019-11-20 07:13:40,567 INFO L444 ceAbstractionStarter]: For program point L591(lines 591 870) no Hoare annotation was computed. [2019-11-20 07:13:40,567 INFO L444 ceAbstractionStarter]: For program point L195-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,567 INFO L444 ceAbstractionStarter]: For program point L129-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,567 INFO L444 ceAbstractionStarter]: For program point L63-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,567 INFO L444 ceAbstractionStarter]: For program point L724(lines 724 870) no Hoare annotation was computed. [2019-11-20 07:13:40,567 INFO L444 ceAbstractionStarter]: For program point L460(lines 460 870) no Hoare annotation was computed. [2019-11-20 07:13:40,568 INFO L444 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-11-20 07:13:40,569 INFO L444 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-11-20 07:13:40,569 INFO L444 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2019-11-20 07:13:40,569 INFO L444 ceAbstractionStarter]: For program point L329(lines 329 870) no Hoare annotation was computed. [2019-11-20 07:13:40,569 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-20 07:13:40,569 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 142) no Hoare annotation was computed. [2019-11-20 07:13:40,570 INFO L444 ceAbstractionStarter]: For program point L396(lines 396 870) no Hoare annotation was computed. [2019-11-20 07:13:40,570 INFO L444 ceAbstractionStarter]: For program point L264(lines 264 870) no Hoare annotation was computed. [2019-11-20 07:13:40,570 INFO L444 ceAbstractionStarter]: For program point L198-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,570 INFO L444 ceAbstractionStarter]: For program point L132-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,570 INFO L444 ceAbstractionStarter]: For program point L66-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,570 INFO L444 ceAbstractionStarter]: For program point L859(lines 859 870) no Hoare annotation was computed. [2019-11-20 07:13:40,571 INFO L444 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2019-11-20 07:13:40,571 INFO L444 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2019-11-20 07:13:40,574 INFO L444 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2019-11-20 07:13:40,574 INFO L444 ceAbstractionStarter]: For program point L662(lines 662 870) no Hoare annotation was computed. [2019-11-20 07:13:40,574 INFO L444 ceAbstractionStarter]: For program point L530(lines 530 870) no Hoare annotation was computed. [2019-11-20 07:13:40,574 INFO L444 ceAbstractionStarter]: For program point L795(lines 795 870) no Hoare annotation was computed. [2019-11-20 07:13:40,574 INFO L444 ceAbstractionStarter]: For program point L597(lines 597 870) no Hoare annotation was computed. [2019-11-20 07:13:40,575 INFO L444 ceAbstractionStarter]: For program point L201-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,575 INFO L444 ceAbstractionStarter]: For program point L135-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,575 INFO L444 ceAbstractionStarter]: For program point L69-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,575 INFO L444 ceAbstractionStarter]: For program point L730(lines 730 870) no Hoare annotation was computed. [2019-11-20 07:13:40,575 INFO L444 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-11-20 07:13:40,575 INFO L444 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2019-11-20 07:13:40,575 INFO L444 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2019-11-20 07:13:40,576 INFO L444 ceAbstractionStarter]: For program point L467(lines 467 870) no Hoare annotation was computed. [2019-11-20 07:13:40,576 INFO L444 ceAbstractionStarter]: For program point L335(lines 335 870) no Hoare annotation was computed. [2019-11-20 07:13:40,576 INFO L444 ceAbstractionStarter]: For program point L269(lines 269 870) no Hoare annotation was computed. [2019-11-20 07:13:40,576 INFO L444 ceAbstractionStarter]: For program point L402(lines 402 870) no Hoare annotation was computed. [2019-11-20 07:13:40,576 INFO L444 ceAbstractionStarter]: For program point L138-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,576 INFO L444 ceAbstractionStarter]: For program point L72-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,577 INFO L444 ceAbstractionStarter]: For program point L865(lines 865 870) no Hoare annotation was computed. [2019-11-20 07:13:40,577 INFO L444 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2019-11-20 07:13:40,577 INFO L444 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2019-11-20 07:13:40,577 INFO L444 ceAbstractionStarter]: For program point L668(lines 668 870) no Hoare annotation was computed. [2019-11-20 07:13:40,577 INFO L444 ceAbstractionStarter]: For program point L536(lines 536 870) no Hoare annotation was computed. [2019-11-20 07:13:40,577 INFO L444 ceAbstractionStarter]: For program point L801(lines 801 870) no Hoare annotation was computed. [2019-11-20 07:13:40,578 INFO L444 ceAbstractionStarter]: For program point L735(lines 735 870) no Hoare annotation was computed. [2019-11-20 07:13:40,579 INFO L444 ceAbstractionStarter]: For program point L603(lines 603 870) no Hoare annotation was computed. [2019-11-20 07:13:40,579 INFO L444 ceAbstractionStarter]: For program point L141-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,580 INFO L444 ceAbstractionStarter]: For program point L75-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,580 INFO L444 ceAbstractionStarter]: For program point L472(lines 472 870) no Hoare annotation was computed. [2019-11-20 07:13:40,580 INFO L444 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-11-20 07:13:40,580 INFO L444 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2019-11-20 07:13:40,580 INFO L444 ceAbstractionStarter]: For program point L341(lines 341 870) no Hoare annotation was computed. [2019-11-20 07:13:40,580 INFO L444 ceAbstractionStarter]: For program point L275(lines 275 870) no Hoare annotation was computed. [2019-11-20 07:13:40,581 INFO L444 ceAbstractionStarter]: For program point L408(lines 408 870) no Hoare annotation was computed. [2019-11-20 07:13:40,581 INFO L444 ceAbstractionStarter]: For program point L144-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,581 INFO L444 ceAbstractionStarter]: For program point L78-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,581 INFO L440 ceAbstractionStarter]: At program point L871(lines 20 872) the Hoare annotation is: (or (<= 7 ~a15~0) (<= 9 ~a21~0) (<= ~a12~0 80) (<= ~a21~0 7)) [2019-11-20 07:13:40,581 INFO L444 ceAbstractionStarter]: For program point L541(lines 541 870) no Hoare annotation was computed. [2019-11-20 07:13:40,582 INFO L444 ceAbstractionStarter]: For program point L211(lines 211 870) no Hoare annotation was computed. [2019-11-20 07:13:40,582 INFO L444 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-11-20 07:13:40,582 INFO L444 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2019-11-20 07:13:40,582 INFO L444 ceAbstractionStarter]: For program point L674(lines 674 870) no Hoare annotation was computed. [2019-11-20 07:13:40,582 INFO L444 ceAbstractionStarter]: For program point L807(lines 807 870) no Hoare annotation was computed. [2019-11-20 07:13:40,582 INFO L444 ceAbstractionStarter]: For program point L741(lines 741 870) no Hoare annotation was computed. [2019-11-20 07:13:40,583 INFO L444 ceAbstractionStarter]: For program point L609(lines 609 870) no Hoare annotation was computed. [2019-11-20 07:13:40,583 INFO L444 ceAbstractionStarter]: For program point L147-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,583 INFO L444 ceAbstractionStarter]: For program point L81-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,583 INFO L447 ceAbstractionStarter]: At program point L874(lines 874 890) the Hoare annotation is: true [2019-11-20 07:13:40,583 INFO L444 ceAbstractionStarter]: For program point L478(lines 478 870) no Hoare annotation was computed. [2019-11-20 07:13:40,583 INFO L444 ceAbstractionStarter]: For program point L280(lines 280 870) no Hoare annotation was computed. [2019-11-20 07:13:40,584 INFO L444 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2019-11-20 07:13:40,584 INFO L444 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-11-20 07:13:40,584 INFO L444 ceAbstractionStarter]: For program point L677(lines 677 870) no Hoare annotation was computed. [2019-11-20 07:13:40,584 INFO L444 ceAbstractionStarter]: For program point L347(lines 347 870) no Hoare annotation was computed. [2019-11-20 07:13:40,584 INFO L444 ceAbstractionStarter]: For program point L414(lines 414 870) no Hoare annotation was computed. [2019-11-20 07:13:40,584 INFO L444 ceAbstractionStarter]: For program point L150-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,585 INFO L444 ceAbstractionStarter]: For program point L84-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,585 INFO L444 ceAbstractionStarter]: For program point L547(lines 547 870) no Hoare annotation was computed. [2019-11-20 07:13:40,585 INFO L444 ceAbstractionStarter]: For program point L217(lines 217 870) no Hoare annotation was computed. [2019-11-20 07:13:40,585 INFO L444 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2019-11-20 07:13:40,585 INFO L444 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-11-20 07:13:40,585 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-20 07:13:40,586 INFO L444 ceAbstractionStarter]: For program point L747(lines 747 870) no Hoare annotation was computed. [2019-11-20 07:13:40,586 INFO L444 ceAbstractionStarter]: For program point L615(lines 615 870) no Hoare annotation was computed. [2019-11-20 07:13:40,586 INFO L444 ceAbstractionStarter]: For program point L153-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,586 INFO L444 ceAbstractionStarter]: For program point L87-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,586 INFO L444 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2019-11-20 07:13:40,586 INFO L444 ceAbstractionStarter]: For program point L21-2(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,587 INFO L444 ceAbstractionStarter]: For program point L814(lines 814 870) no Hoare annotation was computed. [2019-11-20 07:13:40,587 INFO L440 ceAbstractionStarter]: At program point L880-2(lines 880 889) the Hoare annotation is: (or (<= 7 ~a15~0) (<= 9 ~a21~0) (<= ~a12~0 80) (<= ~a21~0 7)) [2019-11-20 07:13:40,587 INFO L444 ceAbstractionStarter]: For program point L484(lines 484 870) no Hoare annotation was computed. [2019-11-20 07:13:40,587 INFO L444 ceAbstractionStarter]: For program point L286(lines 286 870) no Hoare annotation was computed. [2019-11-20 07:13:40,587 INFO L444 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-11-20 07:13:40,587 INFO L444 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-11-20 07:13:40,588 INFO L444 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2019-11-20 07:13:40,588 INFO L444 ceAbstractionStarter]: For program point L683(lines 683 870) no Hoare annotation was computed. [2019-11-20 07:13:40,588 INFO L444 ceAbstractionStarter]: For program point L353(lines 353 870) no Hoare annotation was computed. [2019-11-20 07:13:40,588 INFO L444 ceAbstractionStarter]: For program point L552(lines 552 870) no Hoare annotation was computed. [2019-11-20 07:13:40,588 INFO L444 ceAbstractionStarter]: For program point L420(lines 420 870) no Hoare annotation was computed. [2019-11-20 07:13:40,588 INFO L444 ceAbstractionStarter]: For program point L156-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,589 INFO L444 ceAbstractionStarter]: For program point L90-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,589 INFO L444 ceAbstractionStarter]: For program point L24-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,589 INFO L444 ceAbstractionStarter]: For program point L223(lines 223 870) no Hoare annotation was computed. [2019-11-20 07:13:40,589 INFO L444 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2019-11-20 07:13:40,589 INFO L444 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-11-20 07:13:40,589 INFO L444 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2019-11-20 07:13:40,590 INFO L444 ceAbstractionStarter]: For program point L752(lines 752 870) no Hoare annotation was computed. [2019-11-20 07:13:40,590 INFO L444 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2019-11-20 07:13:40,590 INFO L444 ceAbstractionStarter]: For program point L819(lines 819 870) no Hoare annotation was computed. [2019-11-20 07:13:40,590 INFO L444 ceAbstractionStarter]: For program point L621(lines 621 870) no Hoare annotation was computed. [2019-11-20 07:13:40,590 INFO L444 ceAbstractionStarter]: For program point L555(lines 555 870) no Hoare annotation was computed. [2019-11-20 07:13:40,590 INFO L444 ceAbstractionStarter]: For program point L159-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,590 INFO L444 ceAbstractionStarter]: For program point L93-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,591 INFO L444 ceAbstractionStarter]: For program point L27-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,591 INFO L444 ceAbstractionStarter]: For program point L688(lines 688 870) no Hoare annotation was computed. [2019-11-20 07:13:40,591 INFO L444 ceAbstractionStarter]: For program point L490(lines 490 870) no Hoare annotation was computed. [2019-11-20 07:13:40,591 INFO L444 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-11-20 07:13:40,591 INFO L444 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2019-11-20 07:13:40,591 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-20 07:13:40,592 INFO L444 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2019-11-20 07:13:40,592 INFO L444 ceAbstractionStarter]: For program point L359(lines 359 870) no Hoare annotation was computed. [2019-11-20 07:13:40,592 INFO L444 ceAbstractionStarter]: For program point L293(lines 293 870) no Hoare annotation was computed. [2019-11-20 07:13:40,592 INFO L444 ceAbstractionStarter]: For program point L426(lines 426 870) no Hoare annotation was computed. [2019-11-20 07:13:40,592 INFO L444 ceAbstractionStarter]: For program point L162-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,592 INFO L444 ceAbstractionStarter]: For program point L96-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,593 INFO L444 ceAbstractionStarter]: For program point L30-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,593 INFO L444 ceAbstractionStarter]: For program point L229(lines 229 870) no Hoare annotation was computed. [2019-11-20 07:13:40,593 INFO L444 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2019-11-20 07:13:40,593 INFO L444 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2019-11-20 07:13:40,593 INFO L444 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2019-11-20 07:13:40,593 INFO L444 ceAbstractionStarter]: For program point L758(lines 758 870) no Hoare annotation was computed. [2019-11-20 07:13:40,597 INFO L444 ceAbstractionStarter]: For program point L626(lines 626 870) no Hoare annotation was computed. [2019-11-20 07:13:40,598 INFO L444 ceAbstractionStarter]: For program point L825(lines 825 870) no Hoare annotation was computed. [2019-11-20 07:13:40,598 INFO L444 ceAbstractionStarter]: For program point L561(lines 561 870) no Hoare annotation was computed. [2019-11-20 07:13:40,598 INFO L444 ceAbstractionStarter]: For program point L495(lines 495 870) no Hoare annotation was computed. [2019-11-20 07:13:40,598 INFO L444 ceAbstractionStarter]: For program point L165-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,598 INFO L444 ceAbstractionStarter]: For program point L99-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,598 INFO L444 ceAbstractionStarter]: For program point L33-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 07:13:40,599 INFO L444 ceAbstractionStarter]: For program point L694(lines 694 870) no Hoare annotation was computed. [2019-11-20 07:13:40,599 INFO L444 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2019-11-20 07:13:40,599 INFO L444 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2019-11-20 07:13:40,599 INFO L444 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2019-11-20 07:13:40,599 INFO L444 ceAbstractionStarter]: For program point L299(lines 299 870) no Hoare annotation was computed. [2019-11-20 07:13:40,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 07:13:40 BoogieIcfgContainer [2019-11-20 07:13:40,624 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 07:13:40,624 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 07:13:40,625 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 07:13:40,625 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 07:13:40,626 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:13:26" (3/4) ... [2019-11-20 07:13:40,630 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 07:13:40,669 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-20 07:13:40,671 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 07:13:40,983 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_c2a47804-9788-4a7b-acb5-9882c7313928/bin/uautomizer/witness.graphml [2019-11-20 07:13:40,984 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 07:13:40,986 INFO L168 Benchmark]: Toolchain (without parser) took 17313.22 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 461.9 MB). Free memory was 946.1 MB in the beginning and 1.4 GB in the end (delta: -430.7 MB). Peak memory consumption was 31.1 MB. Max. memory is 11.5 GB. [2019-11-20 07:13:40,987 INFO L168 Benchmark]: CDTParser took 0.30 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 07:13:40,987 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1017.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -169.8 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2019-11-20 07:13:40,988 INFO L168 Benchmark]: Boogie Procedure Inliner took 146.25 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: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2019-11-20 07:13:40,988 INFO L168 Benchmark]: Boogie Preprocessor took 137.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-11-20 07:13:40,989 INFO L168 Benchmark]: RCFGBuilder took 1742.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 969.7 MB in the end (delta: 125.4 MB). Peak memory consumption was 125.4 MB. Max. memory is 11.5 GB. [2019-11-20 07:13:40,989 INFO L168 Benchmark]: TraceAbstraction took 13901.58 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 316.1 MB). Free memory was 969.7 MB in the beginning and 1.4 GB in the end (delta: -424.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 07:13:40,990 INFO L168 Benchmark]: Witness Printer took 359.34 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2019-11-20 07:13:40,993 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 1017.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -169.8 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 146.25 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: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 137.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1742.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 969.7 MB in the end (delta: 125.4 MB). Peak memory consumption was 125.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 13901.58 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 316.1 MB). Free memory was 969.7 MB in the beginning and 1.4 GB in the end (delta: -424.3 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 359.34 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 142]: 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: 880]: Loop Invariant Derived loop invariant: ((7 <= a15 || 9 <= a21) || a12 <= 80) || a21 <= 7 - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: ((7 <= a15 || 9 <= a21) || a12 <= 80) || a21 <= 7 - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 245 locations, 1 error locations. Result: SAFE, OverallTime: 13.7s, OverallIterations: 6, TraceHistogramMax: 4, AutomataDifference: 9.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 515 SDtfs, 1773 SDslu, 51 SDs, 0 SdLazy, 4741 SolverSat, 918 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 846 GetRequests, 821 SyntacticMatches, 4 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3920occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 6 MinimizatonAttempts, 534 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 60 NumberOfFragments, 27 HoareAnnotationTreeSize, 3 FomulaSimplifications, 830 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 46 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 2062 NumberOfCodeBlocks, 2062 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 2053 ConstructedInterpolants, 0 QuantifiedInterpolants, 1700772 SizeOfPredicates, 3 NumberOfNonLiveVariables, 1090 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 9 InterpolantComputations, 6 PerfectInterpolantSequences, 1627/1639 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...