./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label06.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem14_label06.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0d6d504be06c544abd3f98aa8e24c2240a31073b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 16:14:11,750 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 16:14:11,753 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 16:14:11,774 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 16:14:11,775 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 16:14:11,778 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 16:14:11,781 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 16:14:11,793 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 16:14:11,799 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 16:14:11,804 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 16:14:11,806 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 16:14:11,808 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 16:14:11,809 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 16:14:11,812 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 16:14:11,814 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 16:14:11,816 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 16:14:11,818 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 16:14:11,819 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 16:14:11,822 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 16:14:11,827 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 16:14:11,831 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 16:14:11,837 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 16:14:11,838 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 16:14:11,840 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 16:14:11,843 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 16:14:11,844 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 16:14:11,844 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 16:14:11,847 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 16:14:11,847 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 16:14:11,849 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 16:14:11,849 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 16:14:11,850 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 16:14:11,851 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 16:14:11,852 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 16:14:11,854 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 16:14:11,854 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 16:14:11,856 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 16:14:11,856 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 16:14:11,856 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 16:14:11,857 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 16:14:11,859 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 16:14:11,860 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 16:14:11,893 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 16:14:11,897 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 16:14:11,898 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 16:14:11,902 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 16:14:11,902 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 16:14:11,903 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 16:14:11,903 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 16:14:11,903 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 16:14:11,904 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 16:14:11,904 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 16:14:11,904 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 16:14:11,904 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 16:14:11,905 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 16:14:11,907 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 16:14:11,907 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 16:14:11,907 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 16:14:11,908 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 16:14:11,908 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 16:14:11,908 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 16:14:11,909 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 16:14:11,909 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 16:14:11,909 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 16:14:11,910 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 16:14:11,910 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 16:14:11,911 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 16:14:11,911 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 16:14:11,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 16:14:11,912 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 16:14:11,912 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 16:14:11,913 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d6d504be06c544abd3f98aa8e24c2240a31073b [2019-11-28 16:14:12,248 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 16:14:12,261 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 16:14:12,265 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 16:14:12,267 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 16:14:12,267 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 16:14:12,268 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label06.c [2019-11-28 16:14:12,346 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9a8db8e3/771c86686df74d3d9966023e9011af42/FLAG0fa37e65f [2019-11-28 16:14:12,962 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 16:14:12,963 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label06.c [2019-11-28 16:14:12,979 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9a8db8e3/771c86686df74d3d9966023e9011af42/FLAG0fa37e65f [2019-11-28 16:14:13,197 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9a8db8e3/771c86686df74d3d9966023e9011af42 [2019-11-28 16:14:13,201 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 16:14:13,203 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 16:14:13,204 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 16:14:13,205 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 16:14:13,208 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 16:14:13,209 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:14:13" (1/1) ... [2019-11-28 16:14:13,212 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5778aac3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:14:13, skipping insertion in model container [2019-11-28 16:14:13,213 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:14:13" (1/1) ... [2019-11-28 16:14:13,220 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 16:14:13,288 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 16:14:13,851 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 16:14:13,860 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 16:14:14,118 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 16:14:14,142 INFO L208 MainTranslator]: Completed translation [2019-11-28 16:14:14,143 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:14:14 WrapperNode [2019-11-28 16:14:14,143 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 16:14:14,144 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 16:14:14,144 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 16:14:14,145 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 16:14:14,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:14:14" (1/1) ... [2019-11-28 16:14:14,202 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:14:14" (1/1) ... [2019-11-28 16:14:14,310 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 16:14:14,310 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 16:14:14,311 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 16:14:14,311 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 16:14:14,327 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:14:14" (1/1) ... [2019-11-28 16:14:14,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:14:14" (1/1) ... [2019-11-28 16:14:14,338 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:14:14" (1/1) ... [2019-11-28 16:14:14,339 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:14:14" (1/1) ... [2019-11-28 16:14:14,405 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:14:14" (1/1) ... [2019-11-28 16:14:14,434 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:14:14" (1/1) ... [2019-11-28 16:14:14,465 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:14:14" (1/1) ... [2019-11-28 16:14:14,480 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 16:14:14,480 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 16:14:14,481 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 16:14:14,481 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 16:14:14,482 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:14:14" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 16:14:14,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 16:14:14,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 16:14:15,942 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 16:14:15,942 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-28 16:14:15,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:14:15 BoogieIcfgContainer [2019-11-28 16:14:15,944 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 16:14:15,945 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 16:14:15,946 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 16:14:15,949 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 16:14:15,950 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:14:13" (1/3) ... [2019-11-28 16:14:15,951 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f5c3138 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:14:15, skipping insertion in model container [2019-11-28 16:14:15,951 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:14:14" (2/3) ... [2019-11-28 16:14:15,951 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f5c3138 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:14:15, skipping insertion in model container [2019-11-28 16:14:15,952 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:14:15" (3/3) ... [2019-11-28 16:14:15,953 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem14_label06.c [2019-11-28 16:14:15,965 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 16:14:15,979 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-28 16:14:15,997 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-28 16:14:16,043 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 16:14:16,044 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 16:14:16,044 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 16:14:16,044 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 16:14:16,045 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 16:14:16,046 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 16:14:16,046 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 16:14:16,046 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 16:14:16,081 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states. [2019-11-28 16:14:16,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-28 16:14:16,095 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:14:16,096 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 16:14:16,097 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:14:16,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:14:16,104 INFO L82 PathProgramCache]: Analyzing trace with hash 1818267785, now seen corresponding path program 1 times [2019-11-28 16:14:16,116 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 16:14:16,116 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969220050] [2019-11-28 16:14:16,117 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 16:14:16,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:14:16,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 16:14:16,480 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [969220050] [2019-11-28 16:14:16,481 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 16:14:16,482 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 16:14:16,484 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437119571] [2019-11-28 16:14:16,489 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 16:14:16,490 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 16:14:16,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 16:14:16,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 16:14:16,508 INFO L87 Difference]: Start difference. First operand 245 states. Second operand 4 states. [2019-11-28 16:14:18,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 16:14:18,642 INFO L93 Difference]: Finished difference Result 850 states and 1558 transitions. [2019-11-28 16:14:18,642 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-28 16:14:18,644 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 61 [2019-11-28 16:14:18,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 16:14:18,664 INFO L225 Difference]: With dead ends: 850 [2019-11-28 16:14:18,664 INFO L226 Difference]: Without dead ends: 538 [2019-11-28 16:14:18,669 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 [2019-11-28 16:14:18,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 538 states. [2019-11-28 16:14:18,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 538 to 538. [2019-11-28 16:14:18,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 538 states. [2019-11-28 16:14:18,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 826 transitions. [2019-11-28 16:14:18,759 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 826 transitions. Word has length 61 [2019-11-28 16:14:18,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 16:14:18,759 INFO L462 AbstractCegarLoop]: Abstraction has 538 states and 826 transitions. [2019-11-28 16:14:18,759 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 16:14:18,760 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 826 transitions. [2019-11-28 16:14:18,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-11-28 16:14:18,766 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:14:18,767 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, 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] [2019-11-28 16:14:18,767 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:14:18,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:14:18,768 INFO L82 PathProgramCache]: Analyzing trace with hash 383487860, now seen corresponding path program 1 times [2019-11-28 16:14:18,768 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 16:14:18,769 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604552034] [2019-11-28 16:14:18,769 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 16:14:18,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:14:18,971 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 16:14:18,971 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604552034] [2019-11-28 16:14:18,972 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 16:14:18,972 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 16:14:18,972 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [945662854] [2019-11-28 16:14:18,975 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 16:14:18,975 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 16:14:18,976 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 16:14:18,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 16:14:18,976 INFO L87 Difference]: Start difference. First operand 538 states and 826 transitions. Second operand 4 states. [2019-11-28 16:14:20,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 16:14:20,404 INFO L93 Difference]: Finished difference Result 2142 states and 3296 transitions. [2019-11-28 16:14:20,410 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-28 16:14:20,410 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 126 [2019-11-28 16:14:20,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 16:14:20,420 INFO L225 Difference]: With dead ends: 2142 [2019-11-28 16:14:20,421 INFO L226 Difference]: Without dead ends: 1606 [2019-11-28 16:14:20,424 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 16:14:20,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1606 states. [2019-11-28 16:14:20,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1606 to 1428. [2019-11-28 16:14:20,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1428 states. [2019-11-28 16:14:20,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1428 states and 2029 transitions. [2019-11-28 16:14:20,502 INFO L78 Accepts]: Start accepts. Automaton has 1428 states and 2029 transitions. Word has length 126 [2019-11-28 16:14:20,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 16:14:20,503 INFO L462 AbstractCegarLoop]: Abstraction has 1428 states and 2029 transitions. [2019-11-28 16:14:20,503 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 16:14:20,503 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 2029 transitions. [2019-11-28 16:14:20,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-28 16:14:20,508 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:14:20,510 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, 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] [2019-11-28 16:14:20,510 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:14:20,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:14:20,511 INFO L82 PathProgramCache]: Analyzing trace with hash -1494611426, now seen corresponding path program 1 times [2019-11-28 16:14:20,513 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 16:14:20,513 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157688665] [2019-11-28 16:14:20,513 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 16:14:20,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:14:20,661 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 16:14:20,662 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [157688665] [2019-11-28 16:14:20,662 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 16:14:20,663 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 16:14:20,663 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429966420] [2019-11-28 16:14:20,664 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 16:14:20,664 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 16:14:20,664 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 16:14:20,664 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 16:14:20,665 INFO L87 Difference]: Start difference. First operand 1428 states and 2029 transitions. Second operand 4 states. [2019-11-28 16:14:22,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 16:14:22,003 INFO L93 Difference]: Finished difference Result 4634 states and 6631 transitions. [2019-11-28 16:14:22,004 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-28 16:14:22,004 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 129 [2019-11-28 16:14:22,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 16:14:22,021 INFO L225 Difference]: With dead ends: 4634 [2019-11-28 16:14:22,022 INFO L226 Difference]: Without dead ends: 3208 [2019-11-28 16:14:22,026 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 [2019-11-28 16:14:22,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3208 states. [2019-11-28 16:14:22,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3208 to 2852. [2019-11-28 16:14:22,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2852 states. [2019-11-28 16:14:22,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2852 states to 2852 states and 3754 transitions. [2019-11-28 16:14:22,098 INFO L78 Accepts]: Start accepts. Automaton has 2852 states and 3754 transitions. Word has length 129 [2019-11-28 16:14:22,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 16:14:22,099 INFO L462 AbstractCegarLoop]: Abstraction has 2852 states and 3754 transitions. [2019-11-28 16:14:22,099 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 16:14:22,099 INFO L276 IsEmpty]: Start isEmpty. Operand 2852 states and 3754 transitions. [2019-11-28 16:14:22,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2019-11-28 16:14:22,105 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:14:22,106 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 16:14:22,106 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:14:22,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:14:22,107 INFO L82 PathProgramCache]: Analyzing trace with hash 1396351156, now seen corresponding path program 1 times [2019-11-28 16:14:22,107 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 16:14:22,107 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992822524] [2019-11-28 16:14:22,108 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 16:14:22,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:14:22,434 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 255 proven. 4 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2019-11-28 16:14:22,435 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992822524] [2019-11-28 16:14:22,436 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1617392726] [2019-11-28 16:14:22,436 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 16:14:22,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:14:22,547 INFO L264 TraceCheckSpWp]: Trace formula consists of 391 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 16:14:22,573 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 16:14:22,748 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2019-11-28 16:14:22,749 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-28 16:14:22,749 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2019-11-28 16:14:22,749 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957806870] [2019-11-28 16:14:22,750 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 16:14:22,750 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 16:14:22,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 16:14:22,751 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-11-28 16:14:22,751 INFO L87 Difference]: Start difference. First operand 2852 states and 3754 transitions. Second operand 3 states. [2019-11-28 16:14:23,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 16:14:23,545 INFO L93 Difference]: Finished difference Result 6414 states and 8465 transitions. [2019-11-28 16:14:23,545 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 16:14:23,545 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 286 [2019-11-28 16:14:23,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 16:14:23,565 INFO L225 Difference]: With dead ends: 6414 [2019-11-28 16:14:23,566 INFO L226 Difference]: Without dead ends: 3742 [2019-11-28 16:14:23,570 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 290 GetRequests, 285 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-11-28 16:14:23,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3742 states. [2019-11-28 16:14:23,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3742 to 2852. [2019-11-28 16:14:23,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2852 states. [2019-11-28 16:14:23,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2852 states to 2852 states and 3754 transitions. [2019-11-28 16:14:23,647 INFO L78 Accepts]: Start accepts. Automaton has 2852 states and 3754 transitions. Word has length 286 [2019-11-28 16:14:23,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 16:14:23,649 INFO L462 AbstractCegarLoop]: Abstraction has 2852 states and 3754 transitions. [2019-11-28 16:14:23,649 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 16:14:23,649 INFO L276 IsEmpty]: Start isEmpty. Operand 2852 states and 3754 transitions. [2019-11-28 16:14:23,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2019-11-28 16:14:23,659 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:14:23,659 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, 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, 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] [2019-11-28 16:14:23,863 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 16:14:23,864 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:14:23,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:14:23,865 INFO L82 PathProgramCache]: Analyzing trace with hash 291355922, now seen corresponding path program 1 times [2019-11-28 16:14:23,865 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 16:14:23,867 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1288335361] [2019-11-28 16:14:23,867 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 16:14:23,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:14:24,118 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 259 proven. 4 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2019-11-28 16:14:24,118 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1288335361] [2019-11-28 16:14:24,119 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1308875083] [2019-11-28 16:14:24,119 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 16:14:24,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:14:24,216 INFO L264 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 16:14:24,222 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 16:14:24,353 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2019-11-28 16:14:24,353 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-28 16:14:24,356 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2019-11-28 16:14:24,356 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [688590841] [2019-11-28 16:14:24,357 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 16:14:24,360 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 16:14:24,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 16:14:24,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-11-28 16:14:24,360 INFO L87 Difference]: Start difference. First operand 2852 states and 3754 transitions. Second operand 3 states. [2019-11-28 16:14:25,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 16:14:25,094 INFO L93 Difference]: Finished difference Result 6414 states and 8549 transitions. [2019-11-28 16:14:25,094 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 16:14:25,094 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 318 [2019-11-28 16:14:25,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 16:14:25,112 INFO L225 Difference]: With dead ends: 6414 [2019-11-28 16:14:25,112 INFO L226 Difference]: Without dead ends: 3742 [2019-11-28 16:14:25,117 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 322 GetRequests, 317 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-11-28 16:14:25,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3742 states. [2019-11-28 16:14:25,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3742 to 3564. [2019-11-28 16:14:25,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3564 states. [2019-11-28 16:14:25,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3564 states to 3564 states and 4586 transitions. [2019-11-28 16:14:25,188 INFO L78 Accepts]: Start accepts. Automaton has 3564 states and 4586 transitions. Word has length 318 [2019-11-28 16:14:25,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 16:14:25,189 INFO L462 AbstractCegarLoop]: Abstraction has 3564 states and 4586 transitions. [2019-11-28 16:14:25,189 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 16:14:25,189 INFO L276 IsEmpty]: Start isEmpty. Operand 3564 states and 4586 transitions. [2019-11-28 16:14:25,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2019-11-28 16:14:25,198 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:14:25,198 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, 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, 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] [2019-11-28 16:14:25,406 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 16:14:25,407 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:14:25,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:14:25,407 INFO L82 PathProgramCache]: Analyzing trace with hash -1441441549, now seen corresponding path program 1 times [2019-11-28 16:14:25,408 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 16:14:25,408 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731608510] [2019-11-28 16:14:25,408 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 16:14:25,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:14:25,677 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 270 proven. 4 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2019-11-28 16:14:25,678 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731608510] [2019-11-28 16:14:25,678 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1386848438] [2019-11-28 16:14:25,678 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 16:14:25,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:14:25,770 INFO L264 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 16:14:25,776 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 16:14:25,880 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2019-11-28 16:14:25,880 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-28 16:14:25,881 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2019-11-28 16:14:25,881 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416380640] [2019-11-28 16:14:25,882 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 16:14:25,882 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 16:14:25,882 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 16:14:25,882 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-28 16:14:25,883 INFO L87 Difference]: Start difference. First operand 3564 states and 4586 transitions. Second operand 3 states. [2019-11-28 16:14:27,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 16:14:27,535 INFO L93 Difference]: Finished difference Result 7482 states and 9712 transitions. [2019-11-28 16:14:27,536 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 16:14:27,536 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 344 [2019-11-28 16:14:27,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 16:14:27,559 INFO L225 Difference]: With dead ends: 7482 [2019-11-28 16:14:27,559 INFO L226 Difference]: Without dead ends: 4098 [2019-11-28 16:14:27,565 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 348 GetRequests, 343 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-28 16:14:27,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4098 states. [2019-11-28 16:14:27,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4098 to 3742. [2019-11-28 16:14:27,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3742 states. [2019-11-28 16:14:27,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3742 states to 3742 states and 4570 transitions. [2019-11-28 16:14:27,661 INFO L78 Accepts]: Start accepts. Automaton has 3742 states and 4570 transitions. Word has length 344 [2019-11-28 16:14:27,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 16:14:27,662 INFO L462 AbstractCegarLoop]: Abstraction has 3742 states and 4570 transitions. [2019-11-28 16:14:27,662 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 16:14:27,662 INFO L276 IsEmpty]: Start isEmpty. Operand 3742 states and 4570 transitions. [2019-11-28 16:14:27,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2019-11-28 16:14:27,676 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:14:27,677 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, 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, 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] [2019-11-28 16:14:27,882 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 16:14:27,882 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:14:27,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:14:27,883 INFO L82 PathProgramCache]: Analyzing trace with hash 398266654, now seen corresponding path program 1 times [2019-11-28 16:14:27,883 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 16:14:27,883 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055663665] [2019-11-28 16:14:27,883 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 16:14:27,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:14:28,209 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 270 proven. 4 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2019-11-28 16:14:28,210 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055663665] [2019-11-28 16:14:28,210 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [598516059] [2019-11-28 16:14:28,211 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 16:14:28,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:14:28,305 INFO L264 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 9 conjunts are in the unsatisfiable core [2019-11-28 16:14:28,309 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 16:14:28,552 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 314 proven. 49 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-28 16:14:28,554 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-28 16:14:28,554 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 8 [2019-11-28 16:14:28,555 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067790454] [2019-11-28 16:14:28,556 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-28 16:14:28,556 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 16:14:28,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-28 16:14:28,559 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-28 16:14:28,559 INFO L87 Difference]: Start difference. First operand 3742 states and 4570 transitions. Second operand 8 states. [2019-11-28 16:14:31,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 16:14:31,674 INFO L93 Difference]: Finished difference Result 8260 states and 10055 transitions. [2019-11-28 16:14:31,674 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-11-28 16:14:31,675 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 374 [2019-11-28 16:14:31,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 16:14:31,675 INFO L225 Difference]: With dead ends: 8260 [2019-11-28 16:14:31,676 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 16:14:31,684 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 384 GetRequests, 374 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=67, Unknown=0, NotChecked=0, Total=110 [2019-11-28 16:14:31,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 16:14:31,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 16:14:31,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 16:14:31,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 16:14:31,686 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 374 [2019-11-28 16:14:31,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 16:14:31,686 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 16:14:31,686 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-28 16:14:31,687 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 16:14:31,687 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 16:14:31,890 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 16:14:31,894 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 16:14:32,096 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2019-11-28 16:14:32,237 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2019-11-28 16:14:32,242 INFO L246 CegarLoopResult]: For program point L432(lines 432 870) no Hoare annotation was computed. [2019-11-28 16:14:32,242 INFO L246 CegarLoopResult]: For program point L366(lines 366 870) no Hoare annotation was computed. [2019-11-28 16:14:32,243 INFO L246 CegarLoopResult]: For program point L168-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,243 INFO L246 CegarLoopResult]: For program point L102-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,243 INFO L246 CegarLoopResult]: For program point L36-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,243 INFO L246 CegarLoopResult]: For program point L235(lines 235 870) no Hoare annotation was computed. [2019-11-28 16:14:32,243 INFO L246 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2019-11-28 16:14:32,243 INFO L246 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2019-11-28 16:14:32,243 INFO L246 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2019-11-28 16:14:32,243 INFO L246 CegarLoopResult]: For program point L764(lines 764 870) no Hoare annotation was computed. [2019-11-28 16:14:32,243 INFO L246 CegarLoopResult]: For program point L632(lines 632 870) no Hoare annotation was computed. [2019-11-28 16:14:32,243 INFO L246 CegarLoopResult]: For program point L500(lines 500 870) no Hoare annotation was computed. [2019-11-28 16:14:32,244 INFO L246 CegarLoopResult]: For program point L831(lines 831 870) no Hoare annotation was computed. [2019-11-28 16:14:32,244 INFO L246 CegarLoopResult]: For program point L171-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,244 INFO L246 CegarLoopResult]: For program point L105-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,244 INFO L246 CegarLoopResult]: For program point L39-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,245 INFO L246 CegarLoopResult]: For program point L700(lines 700 870) no Hoare annotation was computed. [2019-11-28 16:14:32,245 INFO L246 CegarLoopResult]: For program point L568(lines 568 870) no Hoare annotation was computed. [2019-11-28 16:14:32,245 INFO L246 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2019-11-28 16:14:32,245 INFO L246 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2019-11-28 16:14:32,245 INFO L246 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2019-11-28 16:14:32,245 INFO L246 CegarLoopResult]: For program point L305(lines 305 870) no Hoare annotation was computed. [2019-11-28 16:14:32,245 INFO L246 CegarLoopResult]: For program point L438(lines 438 870) no Hoare annotation was computed. [2019-11-28 16:14:32,245 INFO L246 CegarLoopResult]: For program point L372(lines 372 870) no Hoare annotation was computed. [2019-11-28 16:14:32,245 INFO L246 CegarLoopResult]: For program point L174-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,245 INFO L246 CegarLoopResult]: For program point L108-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,246 INFO L246 CegarLoopResult]: For program point L42-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,246 INFO L246 CegarLoopResult]: For program point L241(lines 241 870) no Hoare annotation was computed. [2019-11-28 16:14:32,246 INFO L246 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-28 16:14:32,247 INFO L246 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2019-11-28 16:14:32,247 INFO L246 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2019-11-28 16:14:32,247 INFO L246 CegarLoopResult]: For program point L638(lines 638 870) no Hoare annotation was computed. [2019-11-28 16:14:32,247 INFO L246 CegarLoopResult]: For program point L506(lines 506 870) no Hoare annotation was computed. [2019-11-28 16:14:32,247 INFO L246 CegarLoopResult]: For program point L837(lines 837 870) no Hoare annotation was computed. [2019-11-28 16:14:32,247 INFO L246 CegarLoopResult]: For program point L771(lines 771 870) no Hoare annotation was computed. [2019-11-28 16:14:32,248 INFO L246 CegarLoopResult]: For program point L573(lines 573 870) no Hoare annotation was computed. [2019-11-28 16:14:32,248 INFO L246 CegarLoopResult]: For program point L177-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,248 INFO L246 CegarLoopResult]: For program point L111-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,248 INFO L246 CegarLoopResult]: For program point L45-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,248 INFO L246 CegarLoopResult]: For program point L706(lines 706 870) no Hoare annotation was computed. [2019-11-28 16:14:32,250 INFO L246 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2019-11-28 16:14:32,251 INFO L246 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2019-11-28 16:14:32,252 INFO L246 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2019-11-28 16:14:32,252 INFO L246 CegarLoopResult]: For program point L311(lines 311 870) no Hoare annotation was computed. [2019-11-28 16:14:32,252 INFO L246 CegarLoopResult]: For program point L444(lines 444 870) no Hoare annotation was computed. [2019-11-28 16:14:32,252 INFO L246 CegarLoopResult]: For program point L378(lines 378 870) no Hoare annotation was computed. [2019-11-28 16:14:32,253 INFO L246 CegarLoopResult]: For program point L180-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,253 INFO L246 CegarLoopResult]: For program point L114-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,253 INFO L246 CegarLoopResult]: For program point L48-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,253 INFO L246 CegarLoopResult]: For program point L247(lines 247 870) no Hoare annotation was computed. [2019-11-28 16:14:32,253 INFO L246 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2019-11-28 16:14:32,255 INFO L246 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2019-11-28 16:14:32,257 INFO L246 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2019-11-28 16:14:32,258 INFO L246 CegarLoopResult]: For program point L842(lines 842 870) no Hoare annotation was computed. [2019-11-28 16:14:32,258 INFO L246 CegarLoopResult]: For program point L644(lines 644 870) no Hoare annotation was computed. [2019-11-28 16:14:32,258 INFO L246 CegarLoopResult]: For program point L512(lines 512 870) no Hoare annotation was computed. [2019-11-28 16:14:32,258 INFO L246 CegarLoopResult]: For program point L777(lines 777 870) no Hoare annotation was computed. [2019-11-28 16:14:32,258 INFO L246 CegarLoopResult]: For program point L579(lines 579 870) no Hoare annotation was computed. [2019-11-28 16:14:32,259 INFO L246 CegarLoopResult]: For program point L183-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,259 INFO L246 CegarLoopResult]: For program point L117-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,259 INFO L246 CegarLoopResult]: For program point L51-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,259 INFO L246 CegarLoopResult]: For program point L712(lines 712 870) no Hoare annotation was computed. [2019-11-28 16:14:32,259 INFO L246 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2019-11-28 16:14:32,260 INFO L246 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2019-11-28 16:14:32,260 INFO L246 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2019-11-28 16:14:32,260 INFO L246 CegarLoopResult]: For program point L449(lines 449 870) no Hoare annotation was computed. [2019-11-28 16:14:32,260 INFO L246 CegarLoopResult]: For program point L317(lines 317 870) no Hoare annotation was computed. [2019-11-28 16:14:32,261 INFO L246 CegarLoopResult]: For program point L384(lines 384 870) no Hoare annotation was computed. [2019-11-28 16:14:32,261 INFO L246 CegarLoopResult]: For program point L252(lines 252 870) no Hoare annotation was computed. [2019-11-28 16:14:32,261 INFO L246 CegarLoopResult]: For program point L186-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,261 INFO L246 CegarLoopResult]: For program point L120-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,261 INFO L246 CegarLoopResult]: For program point L54-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,262 INFO L246 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2019-11-28 16:14:32,262 INFO L246 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2019-11-28 16:14:32,262 INFO L246 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2019-11-28 16:14:32,265 INFO L246 CegarLoopResult]: For program point L848(lines 848 870) no Hoare annotation was computed. [2019-11-28 16:14:32,265 INFO L246 CegarLoopResult]: For program point L650(lines 650 870) no Hoare annotation was computed. [2019-11-28 16:14:32,267 INFO L246 CegarLoopResult]: For program point L518(lines 518 870) no Hoare annotation was computed. [2019-11-28 16:14:32,267 INFO L246 CegarLoopResult]: For program point L783(lines 783 870) no Hoare annotation was computed. [2019-11-28 16:14:32,268 INFO L246 CegarLoopResult]: For program point L585(lines 585 870) no Hoare annotation was computed. [2019-11-28 16:14:32,268 INFO L246 CegarLoopResult]: For program point L189-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,269 INFO L246 CegarLoopResult]: For program point L123-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,269 INFO L246 CegarLoopResult]: For program point L57-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,269 INFO L246 CegarLoopResult]: For program point L718(lines 718 870) no Hoare annotation was computed. [2019-11-28 16:14:32,269 INFO L246 CegarLoopResult]: For program point L454(lines 454 870) no Hoare annotation was computed. [2019-11-28 16:14:32,269 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 16:14:32,269 INFO L246 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2019-11-28 16:14:32,270 INFO L246 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2019-11-28 16:14:32,270 INFO L246 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2019-11-28 16:14:32,270 INFO L246 CegarLoopResult]: For program point L323(lines 323 870) no Hoare annotation was computed. [2019-11-28 16:14:32,270 INFO L246 CegarLoopResult]: For program point L390(lines 390 870) no Hoare annotation was computed. [2019-11-28 16:14:32,270 INFO L246 CegarLoopResult]: For program point L258(lines 258 870) no Hoare annotation was computed. [2019-11-28 16:14:32,271 INFO L246 CegarLoopResult]: For program point L192-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,271 INFO L246 CegarLoopResult]: For program point L126-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,271 INFO L246 CegarLoopResult]: For program point L60-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,271 INFO L246 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2019-11-28 16:14:32,271 INFO L246 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2019-11-28 16:14:32,272 INFO L246 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2019-11-28 16:14:32,272 INFO L246 CegarLoopResult]: For program point L854(lines 854 870) no Hoare annotation was computed. [2019-11-28 16:14:32,272 INFO L246 CegarLoopResult]: For program point L656(lines 656 870) no Hoare annotation was computed. [2019-11-28 16:14:32,272 INFO L246 CegarLoopResult]: For program point L524(lines 524 870) no Hoare annotation was computed. [2019-11-28 16:14:32,272 INFO L246 CegarLoopResult]: For program point L789(lines 789 870) no Hoare annotation was computed. [2019-11-28 16:14:32,272 INFO L246 CegarLoopResult]: For program point L591(lines 591 870) no Hoare annotation was computed. [2019-11-28 16:14:32,273 INFO L246 CegarLoopResult]: For program point L195-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,273 INFO L246 CegarLoopResult]: For program point L129-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,273 INFO L246 CegarLoopResult]: For program point L63-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,273 INFO L246 CegarLoopResult]: For program point L724(lines 724 870) no Hoare annotation was computed. [2019-11-28 16:14:32,273 INFO L246 CegarLoopResult]: For program point L460(lines 460 870) no Hoare annotation was computed. [2019-11-28 16:14:32,273 INFO L246 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2019-11-28 16:14:32,274 INFO L246 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2019-11-28 16:14:32,274 INFO L246 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2019-11-28 16:14:32,274 INFO L246 CegarLoopResult]: For program point L329(lines 329 870) no Hoare annotation was computed. [2019-11-28 16:14:32,274 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 16:14:32,274 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 187) no Hoare annotation was computed. [2019-11-28 16:14:32,275 INFO L246 CegarLoopResult]: For program point L396(lines 396 870) no Hoare annotation was computed. [2019-11-28 16:14:32,275 INFO L246 CegarLoopResult]: For program point L264(lines 264 870) no Hoare annotation was computed. [2019-11-28 16:14:32,275 INFO L246 CegarLoopResult]: For program point L198-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,275 INFO L246 CegarLoopResult]: For program point L132-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,276 INFO L246 CegarLoopResult]: For program point L66-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,276 INFO L246 CegarLoopResult]: For program point L859(lines 859 870) no Hoare annotation was computed. [2019-11-28 16:14:32,276 INFO L246 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2019-11-28 16:14:32,276 INFO L246 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2019-11-28 16:14:32,276 INFO L246 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2019-11-28 16:14:32,277 INFO L246 CegarLoopResult]: For program point L662(lines 662 870) no Hoare annotation was computed. [2019-11-28 16:14:32,277 INFO L246 CegarLoopResult]: For program point L530(lines 530 870) no Hoare annotation was computed. [2019-11-28 16:14:32,277 INFO L246 CegarLoopResult]: For program point L795(lines 795 870) no Hoare annotation was computed. [2019-11-28 16:14:32,277 INFO L246 CegarLoopResult]: For program point L597(lines 597 870) no Hoare annotation was computed. [2019-11-28 16:14:32,277 INFO L246 CegarLoopResult]: For program point L201-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,278 INFO L246 CegarLoopResult]: For program point L135-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,278 INFO L246 CegarLoopResult]: For program point L69-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,278 INFO L246 CegarLoopResult]: For program point L730(lines 730 870) no Hoare annotation was computed. [2019-11-28 16:14:32,278 INFO L246 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2019-11-28 16:14:32,278 INFO L246 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2019-11-28 16:14:32,279 INFO L246 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2019-11-28 16:14:32,279 INFO L246 CegarLoopResult]: For program point L467(lines 467 870) no Hoare annotation was computed. [2019-11-28 16:14:32,279 INFO L246 CegarLoopResult]: For program point L335(lines 335 870) no Hoare annotation was computed. [2019-11-28 16:14:32,279 INFO L246 CegarLoopResult]: For program point L269(lines 269 870) no Hoare annotation was computed. [2019-11-28 16:14:32,279 INFO L246 CegarLoopResult]: For program point L402(lines 402 870) no Hoare annotation was computed. [2019-11-28 16:14:32,279 INFO L246 CegarLoopResult]: For program point L138-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,280 INFO L246 CegarLoopResult]: For program point L72-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,280 INFO L246 CegarLoopResult]: For program point L865(lines 865 870) no Hoare annotation was computed. [2019-11-28 16:14:32,280 INFO L246 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2019-11-28 16:14:32,280 INFO L246 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2019-11-28 16:14:32,280 INFO L246 CegarLoopResult]: For program point L668(lines 668 870) no Hoare annotation was computed. [2019-11-28 16:14:32,280 INFO L246 CegarLoopResult]: For program point L536(lines 536 870) no Hoare annotation was computed. [2019-11-28 16:14:32,281 INFO L246 CegarLoopResult]: For program point L801(lines 801 870) no Hoare annotation was computed. [2019-11-28 16:14:32,281 INFO L246 CegarLoopResult]: For program point L735(lines 735 870) no Hoare annotation was computed. [2019-11-28 16:14:32,281 INFO L246 CegarLoopResult]: For program point L603(lines 603 870) no Hoare annotation was computed. [2019-11-28 16:14:32,281 INFO L246 CegarLoopResult]: For program point L141-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,281 INFO L246 CegarLoopResult]: For program point L75-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,282 INFO L246 CegarLoopResult]: For program point L472(lines 472 870) no Hoare annotation was computed. [2019-11-28 16:14:32,282 INFO L246 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2019-11-28 16:14:32,282 INFO L246 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2019-11-28 16:14:32,282 INFO L246 CegarLoopResult]: For program point L341(lines 341 870) no Hoare annotation was computed. [2019-11-28 16:14:32,282 INFO L246 CegarLoopResult]: For program point L275(lines 275 870) no Hoare annotation was computed. [2019-11-28 16:14:32,282 INFO L246 CegarLoopResult]: For program point L408(lines 408 870) no Hoare annotation was computed. [2019-11-28 16:14:32,283 INFO L246 CegarLoopResult]: For program point L144-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,283 INFO L246 CegarLoopResult]: For program point L78-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,285 INFO L242 CegarLoopResult]: At program point L871(lines 20 872) the Hoare annotation is: (let ((.cse3 (not (= ~a15~0 5)))) (let ((.cse0 (<= ~a21~0 6)) (.cse1 (let ((.cse4 (<= (+ ~a12~0 43) 0))) (or (and .cse4 .cse3) (and (not (= ~a21~0 9)) .cse4) (<= (+ ~a12~0 49) 0)))) (.cse2 (= ~a24~0 1))) (or (and .cse0 .cse1) (and .cse2 (= ~a21~0 10)) (and .cse2 .cse0) (and .cse3 .cse2) (and .cse2 .cse1) (and (< 11 ~a12~0) .cse2) (and .cse2 (= ~a21~0 7))))) [2019-11-28 16:14:32,285 INFO L246 CegarLoopResult]: For program point L541(lines 541 870) no Hoare annotation was computed. [2019-11-28 16:14:32,289 INFO L246 CegarLoopResult]: For program point L211(lines 211 870) no Hoare annotation was computed. [2019-11-28 16:14:32,289 INFO L246 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2019-11-28 16:14:32,289 INFO L246 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2019-11-28 16:14:32,290 INFO L246 CegarLoopResult]: For program point L674(lines 674 870) no Hoare annotation was computed. [2019-11-28 16:14:32,290 INFO L246 CegarLoopResult]: For program point L807(lines 807 870) no Hoare annotation was computed. [2019-11-28 16:14:32,290 INFO L246 CegarLoopResult]: For program point L741(lines 741 870) no Hoare annotation was computed. [2019-11-28 16:14:32,290 INFO L246 CegarLoopResult]: For program point L609(lines 609 870) no Hoare annotation was computed. [2019-11-28 16:14:32,290 INFO L246 CegarLoopResult]: For program point L147-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,291 INFO L246 CegarLoopResult]: For program point L81-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,291 INFO L249 CegarLoopResult]: At program point L874(lines 874 890) the Hoare annotation is: true [2019-11-28 16:14:32,291 INFO L246 CegarLoopResult]: For program point L478(lines 478 870) no Hoare annotation was computed. [2019-11-28 16:14:32,291 INFO L246 CegarLoopResult]: For program point L280(lines 280 870) no Hoare annotation was computed. [2019-11-28 16:14:32,291 INFO L246 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2019-11-28 16:14:32,291 INFO L246 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2019-11-28 16:14:32,292 INFO L246 CegarLoopResult]: For program point L677(lines 677 870) no Hoare annotation was computed. [2019-11-28 16:14:32,292 INFO L246 CegarLoopResult]: For program point L347(lines 347 870) no Hoare annotation was computed. [2019-11-28 16:14:32,292 INFO L246 CegarLoopResult]: For program point L414(lines 414 870) no Hoare annotation was computed. [2019-11-28 16:14:32,292 INFO L246 CegarLoopResult]: For program point L150-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,292 INFO L246 CegarLoopResult]: For program point L84-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,292 INFO L246 CegarLoopResult]: For program point L547(lines 547 870) no Hoare annotation was computed. [2019-11-28 16:14:32,293 INFO L246 CegarLoopResult]: For program point L217(lines 217 870) no Hoare annotation was computed. [2019-11-28 16:14:32,293 INFO L246 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2019-11-28 16:14:32,293 INFO L246 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2019-11-28 16:14:32,293 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 16:14:32,293 INFO L246 CegarLoopResult]: For program point L747(lines 747 870) no Hoare annotation was computed. [2019-11-28 16:14:32,294 INFO L246 CegarLoopResult]: For program point L615(lines 615 870) no Hoare annotation was computed. [2019-11-28 16:14:32,294 INFO L246 CegarLoopResult]: For program point L153-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,294 INFO L246 CegarLoopResult]: For program point L87-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,294 INFO L246 CegarLoopResult]: For program point L21(lines 21 23) no Hoare annotation was computed. [2019-11-28 16:14:32,294 INFO L246 CegarLoopResult]: For program point L21-2(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,294 INFO L246 CegarLoopResult]: For program point L814(lines 814 870) no Hoare annotation was computed. [2019-11-28 16:14:32,295 INFO L242 CegarLoopResult]: At program point L880-2(lines 880 889) the Hoare annotation is: (let ((.cse3 (not (= ~a15~0 5)))) (let ((.cse0 (<= ~a21~0 6)) (.cse1 (let ((.cse4 (<= (+ ~a12~0 43) 0))) (or (and .cse4 .cse3) (and (not (= ~a21~0 9)) .cse4) (<= (+ ~a12~0 49) 0)))) (.cse2 (= ~a24~0 1))) (or (and .cse0 .cse1) (and .cse2 (= ~a21~0 10)) (and .cse2 .cse0) (and .cse3 .cse2) (and .cse2 .cse1) (and (< 11 ~a12~0) .cse2) (and .cse2 (= ~a21~0 7))))) [2019-11-28 16:14:32,296 INFO L246 CegarLoopResult]: For program point L484(lines 484 870) no Hoare annotation was computed. [2019-11-28 16:14:32,296 INFO L246 CegarLoopResult]: For program point L286(lines 286 870) no Hoare annotation was computed. [2019-11-28 16:14:32,296 INFO L246 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2019-11-28 16:14:32,296 INFO L246 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2019-11-28 16:14:32,297 INFO L246 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed. [2019-11-28 16:14:32,297 INFO L246 CegarLoopResult]: For program point L683(lines 683 870) no Hoare annotation was computed. [2019-11-28 16:14:32,297 INFO L246 CegarLoopResult]: For program point L353(lines 353 870) no Hoare annotation was computed. [2019-11-28 16:14:32,297 INFO L246 CegarLoopResult]: For program point L552(lines 552 870) no Hoare annotation was computed. [2019-11-28 16:14:32,297 INFO L246 CegarLoopResult]: For program point L420(lines 420 870) no Hoare annotation was computed. [2019-11-28 16:14:32,298 INFO L246 CegarLoopResult]: For program point L156-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,298 INFO L246 CegarLoopResult]: For program point L90-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,299 INFO L246 CegarLoopResult]: For program point L24-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,299 INFO L246 CegarLoopResult]: For program point L223(lines 223 870) no Hoare annotation was computed. [2019-11-28 16:14:32,299 INFO L246 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2019-11-28 16:14:32,299 INFO L246 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2019-11-28 16:14:32,300 INFO L246 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2019-11-28 16:14:32,300 INFO L246 CegarLoopResult]: For program point L752(lines 752 870) no Hoare annotation was computed. [2019-11-28 16:14:32,300 INFO L246 CegarLoopResult]: For program point L885(line 885) no Hoare annotation was computed. [2019-11-28 16:14:32,300 INFO L246 CegarLoopResult]: For program point L819(lines 819 870) no Hoare annotation was computed. [2019-11-28 16:14:32,300 INFO L246 CegarLoopResult]: For program point L621(lines 621 870) no Hoare annotation was computed. [2019-11-28 16:14:32,301 INFO L246 CegarLoopResult]: For program point L555(lines 555 870) no Hoare annotation was computed. [2019-11-28 16:14:32,301 INFO L246 CegarLoopResult]: For program point L159-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,301 INFO L246 CegarLoopResult]: For program point L93-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,301 INFO L246 CegarLoopResult]: For program point L27-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,301 INFO L246 CegarLoopResult]: For program point L688(lines 688 870) no Hoare annotation was computed. [2019-11-28 16:14:32,301 INFO L246 CegarLoopResult]: For program point L490(lines 490 870) no Hoare annotation was computed. [2019-11-28 16:14:32,302 INFO L246 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2019-11-28 16:14:32,302 INFO L246 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2019-11-28 16:14:32,302 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 16:14:32,302 INFO L246 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2019-11-28 16:14:32,302 INFO L246 CegarLoopResult]: For program point L359(lines 359 870) no Hoare annotation was computed. [2019-11-28 16:14:32,303 INFO L246 CegarLoopResult]: For program point L293(lines 293 870) no Hoare annotation was computed. [2019-11-28 16:14:32,303 INFO L246 CegarLoopResult]: For program point L426(lines 426 870) no Hoare annotation was computed. [2019-11-28 16:14:32,303 INFO L246 CegarLoopResult]: For program point L162-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,303 INFO L246 CegarLoopResult]: For program point L96-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,303 INFO L246 CegarLoopResult]: For program point L30-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,304 INFO L246 CegarLoopResult]: For program point L229(lines 229 870) no Hoare annotation was computed. [2019-11-28 16:14:32,304 INFO L246 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2019-11-28 16:14:32,304 INFO L246 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2019-11-28 16:14:32,304 INFO L246 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2019-11-28 16:14:32,304 INFO L246 CegarLoopResult]: For program point L758(lines 758 870) no Hoare annotation was computed. [2019-11-28 16:14:32,305 INFO L246 CegarLoopResult]: For program point L626(lines 626 870) no Hoare annotation was computed. [2019-11-28 16:14:32,305 INFO L246 CegarLoopResult]: For program point L825(lines 825 870) no Hoare annotation was computed. [2019-11-28 16:14:32,305 INFO L246 CegarLoopResult]: For program point L561(lines 561 870) no Hoare annotation was computed. [2019-11-28 16:14:32,305 INFO L246 CegarLoopResult]: For program point L495(lines 495 870) no Hoare annotation was computed. [2019-11-28 16:14:32,305 INFO L246 CegarLoopResult]: For program point L165-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,306 INFO L246 CegarLoopResult]: For program point L99-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,306 INFO L246 CegarLoopResult]: For program point L33-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:32,306 INFO L246 CegarLoopResult]: For program point L694(lines 694 870) no Hoare annotation was computed. [2019-11-28 16:14:32,306 INFO L246 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2019-11-28 16:14:32,306 INFO L246 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2019-11-28 16:14:32,306 INFO L246 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2019-11-28 16:14:32,307 INFO L246 CegarLoopResult]: For program point L299(lines 299 870) no Hoare annotation was computed. [2019-11-28 16:14:32,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:14:32 BoogieIcfgContainer [2019-11-28 16:14:32,352 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 16:14:32,353 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 16:14:32,353 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 16:14:32,353 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 16:14:32,354 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:14:15" (3/4) ... [2019-11-28 16:14:32,358 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 16:14:32,385 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-28 16:14:32,389 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 16:14:32,606 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 16:14:32,607 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 16:14:32,608 INFO L168 Benchmark]: Toolchain (without parser) took 19405.80 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 638.1 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -97.4 MB). Peak memory consumption was 540.7 MB. Max. memory is 11.5 GB. [2019-11-28 16:14:32,609 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 16:14:32,609 INFO L168 Benchmark]: CACSL2BoogieTranslator took 939.27 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -134.7 MB). Peak memory consumption was 41.2 MB. Max. memory is 11.5 GB. [2019-11-28 16:14:32,610 INFO L168 Benchmark]: Boogie Procedure Inliner took 166.06 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-28 16:14:32,610 INFO L168 Benchmark]: Boogie Preprocessor took 169.72 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-28 16:14:32,612 INFO L168 Benchmark]: RCFGBuilder took 1463.86 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 948.5 MB in the end (delta: 127.5 MB). Peak memory consumption was 127.5 MB. Max. memory is 11.5 GB. [2019-11-28 16:14:32,612 INFO L168 Benchmark]: TraceAbstraction took 16406.80 ms. Allocated memory was 1.1 GB in the beginning and 1.7 GB in the end (delta: 520.1 MB). Free memory was 948.5 MB in the beginning and 1.1 GB in the end (delta: -136.7 MB). Peak memory consumption was 383.4 MB. Max. memory is 11.5 GB. [2019-11-28 16:14:32,613 INFO L168 Benchmark]: Witness Printer took 254.22 ms. Allocated memory is still 1.7 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.9 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 GB. [2019-11-28 16:14:32,620 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 939.27 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 118.0 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -134.7 MB). Peak memory consumption was 41.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 166.06 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 169.72 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1463.86 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 948.5 MB in the end (delta: 127.5 MB). Peak memory consumption was 127.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 16406.80 ms. Allocated memory was 1.1 GB in the beginning and 1.7 GB in the end (delta: 520.1 MB). Free memory was 948.5 MB in the beginning and 1.1 GB in the end (delta: -136.7 MB). Peak memory consumption was 383.4 MB. Max. memory is 11.5 GB. * Witness Printer took 254.22 ms. Allocated memory is still 1.7 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.9 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 187]: 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: ((((((a21 <= 6 && (((a12 + 43 <= 0 && !(a15 == 5)) || (!(a21 == 9) && a12 + 43 <= 0)) || a12 + 49 <= 0)) || (a24 == 1 && a21 == 10)) || (a24 == 1 && a21 <= 6)) || (!(a15 == 5) && a24 == 1)) || (a24 == 1 && (((a12 + 43 <= 0 && !(a15 == 5)) || (!(a21 == 9) && a12 + 43 <= 0)) || a12 + 49 <= 0))) || (11 < a12 && a24 == 1)) || (a24 == 1 && a21 == 7) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: ((((((a21 <= 6 && (((a12 + 43 <= 0 && !(a15 == 5)) || (!(a21 == 9) && a12 + 43 <= 0)) || a12 + 49 <= 0)) || (a24 == 1 && a21 == 10)) || (a24 == 1 && a21 <= 6)) || (!(a15 == 5) && a24 == 1)) || (a24 == 1 && (((a12 + 43 <= 0 && !(a15 == 5)) || (!(a21 == 9) && a12 + 43 <= 0)) || a12 + 49 <= 0))) || (11 < a12 && a24 == 1)) || (a24 == 1 && 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: 15.8s, OverallIterations: 7, TraceHistogramMax: 4, AutomataDifference: 11.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 835 SDtfs, 2362 SDslu, 79 SDs, 0 SdLazy, 6369 SolverSat, 1510 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1354 GetRequests, 1322 SyntacticMatches, 5 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3742occurred in iteration=6, 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, 7 MinimizatonAttempts, 1958 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 64 NumberOfFragments, 195 HoareAnnotationTreeSize, 3 FomulaSimplifications, 2320 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 220 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 2960 NumberOfCodeBlocks, 2960 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 2949 ConstructedInterpolants, 0 QuantifiedInterpolants, 2760306 SizeOfPredicates, 7 NumberOfNonLiveVariables, 1744 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 11 InterpolantComputations, 6 PerfectInterpolantSequences, 3347/3412 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...