./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label41.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 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/Problem01_label41.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 936e1fac1e718929285e646469efe9b1619e10b2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:43:43,703 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 15:43:43,705 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 15:43:43,719 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 15:43:43,721 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 15:43:43,722 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 15:43:43,725 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 15:43:43,729 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 15:43:43,738 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 15:43:43,739 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 15:43:43,740 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 15:43:43,746 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 15:43:43,747 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 15:43:43,750 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 15:43:43,751 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 15:43:43,752 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 15:43:43,754 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 15:43:43,758 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 15:43:43,760 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 15:43:43,762 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 15:43:43,763 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 15:43:43,765 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 15:43:43,768 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 15:43:43,770 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 15:43:43,776 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 15:43:43,776 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 15:43:43,777 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 15:43:43,778 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 15:43:43,779 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 15:43:43,781 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 15:43:43,782 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 15:43:43,783 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 15:43:43,784 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 15:43:43,784 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 15:43:43,788 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 15:43:43,788 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 15:43:43,789 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 15:43:43,790 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 15:43:43,790 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 15:43:43,791 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 15:43:43,792 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 15:43:43,792 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 15:43:43,807 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 15:43:43,808 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 15:43:43,809 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 15:43:43,809 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 15:43:43,810 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 15:43:43,810 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 15:43:43,810 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 15:43:43,811 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 15:43:43,811 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 15:43:43,811 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 15:43:43,811 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 15:43:43,812 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 15:43:43,812 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 15:43:43,812 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 15:43:43,813 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 15:43:43,813 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 15:43:43,813 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 15:43:43,813 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 15:43:43,814 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 15:43:43,814 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 15:43:43,814 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 15:43:43,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 15:43:43,815 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 15:43:43,815 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 15:43:43,815 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 15:43:43,816 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 15:43:43,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 15:43:43,816 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 15:43:43,816 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 15:43:43,817 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 -> 936e1fac1e718929285e646469efe9b1619e10b2 [2019-11-28 15:43:44,150 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 15:43:44,164 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 15:43:44,168 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 15:43:44,169 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 15:43:44,170 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 15:43:44,171 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label41.c [2019-11-28 15:43:44,235 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11a132a1c/6ef1be396e29462bb9d65b4476186ff2/FLAG05bb98ce2 [2019-11-28 15:43:44,770 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 15:43:44,772 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label41.c [2019-11-28 15:43:44,797 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11a132a1c/6ef1be396e29462bb9d65b4476186ff2/FLAG05bb98ce2 [2019-11-28 15:43:45,076 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11a132a1c/6ef1be396e29462bb9d65b4476186ff2 [2019-11-28 15:43:45,079 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 15:43:45,082 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 15:43:45,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 15:43:45,083 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 15:43:45,087 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 15:43:45,087 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:43:45" (1/1) ... [2019-11-28 15:43:45,090 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3463e911 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:43:45, skipping insertion in model container [2019-11-28 15:43:45,090 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:43:45" (1/1) ... [2019-11-28 15:43:45,098 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 15:43:45,160 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 15:43:45,616 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 15:43:45,621 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 15:43:45,756 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 15:43:45,775 INFO L208 MainTranslator]: Completed translation [2019-11-28 15:43:45,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:43:45 WrapperNode [2019-11-28 15:43:45,776 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 15:43:45,776 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 15:43:45,777 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 15:43:45,777 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 15:43:45,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:43:45" (1/1) ... [2019-11-28 15:43:45,805 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:43:45" (1/1) ... [2019-11-28 15:43:45,879 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 15:43:45,879 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 15:43:45,879 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 15:43:45,879 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 15:43:45,892 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:43:45" (1/1) ... [2019-11-28 15:43:45,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:43:45" (1/1) ... [2019-11-28 15:43:45,906 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:43:45" (1/1) ... [2019-11-28 15:43:45,907 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:43:45" (1/1) ... [2019-11-28 15:43:45,933 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:43:45" (1/1) ... [2019-11-28 15:43:45,948 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:43:45" (1/1) ... [2019-11-28 15:43:45,953 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:43:45" (1/1) ... [2019-11-28 15:43:45,967 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 15:43:45,967 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 15:43:45,968 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 15:43:45,968 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 15:43:45,969 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:43:45" (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 15:43:46,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 15:43:46,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 15:43:47,697 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 15:43:47,697 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-28 15:43:47,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:43:47 BoogieIcfgContainer [2019-11-28 15:43:47,699 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 15:43:47,701 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 15:43:47,701 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 15:43:47,704 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 15:43:47,705 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:43:45" (1/3) ... [2019-11-28 15:43:47,706 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75c5c4f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:43:47, skipping insertion in model container [2019-11-28 15:43:47,707 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:43:45" (2/3) ... [2019-11-28 15:43:47,707 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75c5c4f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:43:47, skipping insertion in model container [2019-11-28 15:43:47,707 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:43:47" (3/3) ... [2019-11-28 15:43:47,710 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem01_label41.c [2019-11-28 15:43:47,721 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 15:43:47,730 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-28 15:43:47,745 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-28 15:43:47,776 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 15:43:47,776 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 15:43:47,777 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 15:43:47,777 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 15:43:47,778 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 15:43:47,778 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 15:43:47,778 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 15:43:47,778 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 15:43:47,802 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states. [2019-11-28 15:43:47,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-28 15:43:47,814 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 15:43:47,815 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 15:43:47,816 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 15:43:47,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 15:43:47,823 INFO L82 PathProgramCache]: Analyzing trace with hash 867355110, now seen corresponding path program 1 times [2019-11-28 15:43:47,834 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 15:43:47,835 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082819011] [2019-11-28 15:43:47,836 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 15:43:48,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 15:43:48,412 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 15:43:48,413 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2082819011] [2019-11-28 15:43:48,414 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 15:43:48,415 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 15:43:48,416 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [988482133] [2019-11-28 15:43:48,425 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 15:43:48,426 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 15:43:48,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 15:43:48,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 15:43:48,443 INFO L87 Difference]: Start difference. First operand 198 states. Second operand 4 states. [2019-11-28 15:43:50,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 15:43:50,056 INFO L93 Difference]: Finished difference Result 662 states and 1178 transitions. [2019-11-28 15:43:50,056 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-28 15:43:50,058 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 85 [2019-11-28 15:43:50,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 15:43:50,081 INFO L225 Difference]: With dead ends: 662 [2019-11-28 15:43:50,081 INFO L226 Difference]: Without dead ends: 397 [2019-11-28 15:43:50,093 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 15:43:50,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 397 states. [2019-11-28 15:43:50,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 397 to 266. [2019-11-28 15:43:50,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 266 states. [2019-11-28 15:43:50,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 380 transitions. [2019-11-28 15:43:50,177 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 380 transitions. Word has length 85 [2019-11-28 15:43:50,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 15:43:50,178 INFO L462 AbstractCegarLoop]: Abstraction has 266 states and 380 transitions. [2019-11-28 15:43:50,178 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 15:43:50,178 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 380 transitions. [2019-11-28 15:43:50,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-11-28 15:43:50,183 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 15:43:50,183 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 15:43:50,184 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 15:43:50,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 15:43:50,184 INFO L82 PathProgramCache]: Analyzing trace with hash -1655802317, now seen corresponding path program 1 times [2019-11-28 15:43:50,184 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 15:43:50,185 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389551919] [2019-11-28 15:43:50,185 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 15:43:50,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 15:43:50,257 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 15:43:50,258 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389551919] [2019-11-28 15:43:50,258 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 15:43:50,258 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 15:43:50,259 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882439311] [2019-11-28 15:43:50,260 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 15:43:50,261 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 15:43:50,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 15:43:50,261 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 15:43:50,262 INFO L87 Difference]: Start difference. First operand 266 states and 380 transitions. Second operand 4 states. [2019-11-28 15:43:51,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 15:43:51,122 INFO L93 Difference]: Finished difference Result 1054 states and 1512 transitions. [2019-11-28 15:43:51,122 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-28 15:43:51,122 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 91 [2019-11-28 15:43:51,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 15:43:51,129 INFO L225 Difference]: With dead ends: 1054 [2019-11-28 15:43:51,130 INFO L226 Difference]: Without dead ends: 790 [2019-11-28 15:43:51,133 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 15:43:51,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 790 states. [2019-11-28 15:43:51,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 790 to 790. [2019-11-28 15:43:51,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 790 states. [2019-11-28 15:43:51,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 790 states and 1067 transitions. [2019-11-28 15:43:51,176 INFO L78 Accepts]: Start accepts. Automaton has 790 states and 1067 transitions. Word has length 91 [2019-11-28 15:43:51,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 15:43:51,177 INFO L462 AbstractCegarLoop]: Abstraction has 790 states and 1067 transitions. [2019-11-28 15:43:51,177 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 15:43:51,177 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1067 transitions. [2019-11-28 15:43:51,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-11-28 15:43:51,183 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 15:43:51,183 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 15:43:51,183 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 15:43:51,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 15:43:51,184 INFO L82 PathProgramCache]: Analyzing trace with hash -1661592781, now seen corresponding path program 1 times [2019-11-28 15:43:51,184 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 15:43:51,184 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033040853] [2019-11-28 15:43:51,184 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 15:43:51,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 15:43:51,306 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 15:43:51,307 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2033040853] [2019-11-28 15:43:51,307 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 15:43:51,307 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 15:43:51,308 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017183568] [2019-11-28 15:43:51,309 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 15:43:51,310 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 15:43:51,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 15:43:51,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 15:43:51,311 INFO L87 Difference]: Start difference. First operand 790 states and 1067 transitions. Second operand 3 states. [2019-11-28 15:43:51,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 15:43:51,875 INFO L93 Difference]: Finished difference Result 2102 states and 2850 transitions. [2019-11-28 15:43:51,876 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 15:43:51,876 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 92 [2019-11-28 15:43:51,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 15:43:51,884 INFO L225 Difference]: With dead ends: 2102 [2019-11-28 15:43:51,884 INFO L226 Difference]: Without dead ends: 1183 [2019-11-28 15:43:51,887 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 15:43:51,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1183 states. [2019-11-28 15:43:51,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1183 to 1052. [2019-11-28 15:43:51,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1052 states. [2019-11-28 15:43:51,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 1052 states and 1319 transitions. [2019-11-28 15:43:51,918 INFO L78 Accepts]: Start accepts. Automaton has 1052 states and 1319 transitions. Word has length 92 [2019-11-28 15:43:51,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 15:43:51,919 INFO L462 AbstractCegarLoop]: Abstraction has 1052 states and 1319 transitions. [2019-11-28 15:43:51,919 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 15:43:51,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1319 transitions. [2019-11-28 15:43:51,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-11-28 15:43:51,925 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 15:43:51,925 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 15:43:51,925 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 15:43:51,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 15:43:51,926 INFO L82 PathProgramCache]: Analyzing trace with hash -539431419, now seen corresponding path program 1 times [2019-11-28 15:43:51,926 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 15:43:51,927 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879560280] [2019-11-28 15:43:51,927 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 15:43:51,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 15:43:51,985 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-28 15:43:51,986 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879560280] [2019-11-28 15:43:51,986 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 15:43:51,986 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 15:43:51,987 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486060997] [2019-11-28 15:43:51,987 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 15:43:51,988 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 15:43:51,988 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 15:43:51,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 15:43:51,989 INFO L87 Difference]: Start difference. First operand 1052 states and 1319 transitions. Second operand 3 states. [2019-11-28 15:43:52,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 15:43:52,648 INFO L93 Difference]: Finished difference Result 2757 states and 3480 transitions. [2019-11-28 15:43:52,649 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 15:43:52,650 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 100 [2019-11-28 15:43:52,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 15:43:52,657 INFO L225 Difference]: With dead ends: 2757 [2019-11-28 15:43:52,657 INFO L226 Difference]: Without dead ends: 1576 [2019-11-28 15:43:52,659 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 15:43:52,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1576 states. [2019-11-28 15:43:52,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1576 to 1445. [2019-11-28 15:43:52,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1445 states. [2019-11-28 15:43:52,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 1445 states and 1638 transitions. [2019-11-28 15:43:52,697 INFO L78 Accepts]: Start accepts. Automaton has 1445 states and 1638 transitions. Word has length 100 [2019-11-28 15:43:52,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 15:43:52,698 INFO L462 AbstractCegarLoop]: Abstraction has 1445 states and 1638 transitions. [2019-11-28 15:43:52,698 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 15:43:52,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 1638 transitions. [2019-11-28 15:43:52,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-28 15:43:52,700 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 15:43:52,701 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 15:43:52,701 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 15:43:52,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 15:43:52,701 INFO L82 PathProgramCache]: Analyzing trace with hash -36212071, now seen corresponding path program 1 times [2019-11-28 15:43:52,702 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 15:43:52,702 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589995443] [2019-11-28 15:43:52,702 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 15:43:52,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 15:43:52,813 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-28 15:43:52,814 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [589995443] [2019-11-28 15:43:52,814 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 15:43:52,815 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 15:43:52,815 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653431868] [2019-11-28 15:43:52,815 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 15:43:52,816 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 15:43:52,816 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 15:43:52,816 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-28 15:43:52,816 INFO L87 Difference]: Start difference. First operand 1445 states and 1638 transitions. Second operand 4 states. [2019-11-28 15:43:53,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 15:43:53,540 INFO L93 Difference]: Finished difference Result 3027 states and 3424 transitions. [2019-11-28 15:43:53,541 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 15:43:53,541 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 108 [2019-11-28 15:43:53,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 15:43:53,549 INFO L225 Difference]: With dead ends: 3027 [2019-11-28 15:43:53,549 INFO L226 Difference]: Without dead ends: 1584 [2019-11-28 15:43:53,552 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-28 15:43:53,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1584 states. [2019-11-28 15:43:53,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1584 to 1576. [2019-11-28 15:43:53,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1576 states. [2019-11-28 15:43:53,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1576 states and 1772 transitions. [2019-11-28 15:43:53,594 INFO L78 Accepts]: Start accepts. Automaton has 1576 states and 1772 transitions. Word has length 108 [2019-11-28 15:43:53,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 15:43:53,594 INFO L462 AbstractCegarLoop]: Abstraction has 1576 states and 1772 transitions. [2019-11-28 15:43:53,594 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 15:43:53,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 1772 transitions. [2019-11-28 15:43:53,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-11-28 15:43:53,597 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 15:43:53,597 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 15:43:53,598 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 15:43:53,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 15:43:53,598 INFO L82 PathProgramCache]: Analyzing trace with hash 1928303825, now seen corresponding path program 1 times [2019-11-28 15:43:53,598 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 15:43:53,599 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960117840] [2019-11-28 15:43:53,599 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 15:43:53,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 15:43:53,684 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 15:43:53,685 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [960117840] [2019-11-28 15:43:53,686 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 15:43:53,686 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 15:43:53,687 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758380852] [2019-11-28 15:43:53,687 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 15:43:53,688 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 15:43:53,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 15:43:53,688 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 15:43:53,688 INFO L87 Difference]: Start difference. First operand 1576 states and 1772 transitions. Second operand 4 states. [2019-11-28 15:43:54,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 15:43:54,463 INFO L93 Difference]: Finished difference Result 3674 states and 4184 transitions. [2019-11-28 15:43:54,464 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-28 15:43:54,464 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 112 [2019-11-28 15:43:54,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 15:43:54,478 INFO L225 Difference]: With dead ends: 3674 [2019-11-28 15:43:54,478 INFO L226 Difference]: Without dead ends: 2231 [2019-11-28 15:43:54,483 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 15:43:54,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2231 states. [2019-11-28 15:43:54,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2231 to 1576. [2019-11-28 15:43:54,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1576 states. [2019-11-28 15:43:54,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1576 states and 1745 transitions. [2019-11-28 15:43:54,533 INFO L78 Accepts]: Start accepts. Automaton has 1576 states and 1745 transitions. Word has length 112 [2019-11-28 15:43:54,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 15:43:54,533 INFO L462 AbstractCegarLoop]: Abstraction has 1576 states and 1745 transitions. [2019-11-28 15:43:54,534 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 15:43:54,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 1745 transitions. [2019-11-28 15:43:54,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-11-28 15:43:54,540 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 15:43:54,541 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 15:43:54,542 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 15:43:54,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 15:43:54,548 INFO L82 PathProgramCache]: Analyzing trace with hash -1476523833, now seen corresponding path program 1 times [2019-11-28 15:43:54,548 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 15:43:54,550 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108076463] [2019-11-28 15:43:54,550 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 15:43:54,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 15:43:54,882 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-11-28 15:43:54,882 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108076463] [2019-11-28 15:43:54,883 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 15:43:54,883 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-28 15:43:54,883 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443650588] [2019-11-28 15:43:54,884 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-28 15:43:54,893 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 15:43:54,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-28 15:43:54,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2019-11-28 15:43:54,895 INFO L87 Difference]: Start difference. First operand 1576 states and 1745 transitions. Second operand 8 states. [2019-11-28 15:43:56,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 15:43:56,054 INFO L93 Difference]: Finished difference Result 3451 states and 3825 transitions. [2019-11-28 15:43:56,055 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-28 15:43:56,055 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 172 [2019-11-28 15:43:56,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 15:43:56,064 INFO L225 Difference]: With dead ends: 3451 [2019-11-28 15:43:56,064 INFO L226 Difference]: Without dead ends: 2008 [2019-11-28 15:43:56,067 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2019-11-28 15:43:56,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2008 states. [2019-11-28 15:43:56,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2008 to 1707. [2019-11-28 15:43:56,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1707 states. [2019-11-28 15:43:56,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 1707 states and 1877 transitions. [2019-11-28 15:43:56,110 INFO L78 Accepts]: Start accepts. Automaton has 1707 states and 1877 transitions. Word has length 172 [2019-11-28 15:43:56,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 15:43:56,111 INFO L462 AbstractCegarLoop]: Abstraction has 1707 states and 1877 transitions. [2019-11-28 15:43:56,111 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-28 15:43:56,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 1877 transitions. [2019-11-28 15:43:56,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-11-28 15:43:56,116 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 15:43:56,116 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 15:43:56,116 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 15:43:56,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 15:43:56,117 INFO L82 PathProgramCache]: Analyzing trace with hash 1669631844, now seen corresponding path program 1 times [2019-11-28 15:43:56,117 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 15:43:56,117 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868132836] [2019-11-28 15:43:56,118 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 15:43:56,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 15:43:56,360 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 98 proven. 4 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-28 15:43:56,361 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1868132836] [2019-11-28 15:43:56,361 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [267194091] [2019-11-28 15:43:56,361 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 15:43:56,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 15:43:56,479 INFO L264 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 15:43:56,497 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 15:43:56,581 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2019-11-28 15:43:56,582 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-28 15:43:56,582 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 4 [2019-11-28 15:43:56,582 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113033324] [2019-11-28 15:43:56,583 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 15:43:56,583 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 15:43:56,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 15:43:56,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 15:43:56,584 INFO L87 Difference]: Start difference. First operand 1707 states and 1877 transitions. Second operand 3 states. [2019-11-28 15:43:57,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 15:43:57,097 INFO L93 Difference]: Finished difference Result 3541 states and 3907 transitions. [2019-11-28 15:43:57,098 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 15:43:57,098 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 189 [2019-11-28 15:43:57,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 15:43:57,099 INFO L225 Difference]: With dead ends: 3541 [2019-11-28 15:43:57,099 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 15:43:57,103 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 15:43:57,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 15:43:57,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 15:43:57,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 15:43:57,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 15:43:57,105 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 189 [2019-11-28 15:43:57,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 15:43:57,106 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 15:43:57,106 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 15:43:57,106 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 15:43:57,106 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 15:43:57,309 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 15:43:57,313 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 15:43:57,459 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 65 [2019-11-28 15:43:57,744 WARN L192 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 27 [2019-11-28 15:43:57,946 WARN L192 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 27 [2019-11-28 15:43:57,951 INFO L246 CegarLoopResult]: For program point L333(lines 333 390) no Hoare annotation was computed. [2019-11-28 15:43:57,951 INFO L246 CegarLoopResult]: For program point L102(lines 102 390) no Hoare annotation was computed. [2019-11-28 15:43:57,951 INFO L246 CegarLoopResult]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,951 INFO L246 CegarLoopResult]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,951 INFO L246 CegarLoopResult]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,951 INFO L246 CegarLoopResult]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,952 INFO L246 CegarLoopResult]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,952 INFO L246 CegarLoopResult]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,952 INFO L246 CegarLoopResult]: For program point L268(lines 268 390) no Hoare annotation was computed. [2019-11-28 15:43:57,952 INFO L246 CegarLoopResult]: For program point L136(lines 136 390) no Hoare annotation was computed. [2019-11-28 15:43:57,952 INFO L246 CegarLoopResult]: For program point L566(line 566) no Hoare annotation was computed. [2019-11-28 15:43:57,952 INFO L246 CegarLoopResult]: For program point L533(line 533) no Hoare annotation was computed. [2019-11-28 15:43:57,952 INFO L246 CegarLoopResult]: For program point L500(line 500) no Hoare annotation was computed. [2019-11-28 15:43:57,953 INFO L246 CegarLoopResult]: For program point L467(line 467) no Hoare annotation was computed. [2019-11-28 15:43:57,953 INFO L246 CegarLoopResult]: For program point L434(line 434) no Hoare annotation was computed. [2019-11-28 15:43:57,953 INFO L246 CegarLoopResult]: For program point L401(line 401) no Hoare annotation was computed. [2019-11-28 15:43:57,953 INFO L246 CegarLoopResult]: For program point L203(lines 203 390) no Hoare annotation was computed. [2019-11-28 15:43:57,953 INFO L246 CegarLoopResult]: For program point L72(lines 72 390) no Hoare annotation was computed. [2019-11-28 15:43:57,953 INFO L246 CegarLoopResult]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,953 INFO L246 CegarLoopResult]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,953 INFO L246 CegarLoopResult]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,953 INFO L246 CegarLoopResult]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,953 INFO L246 CegarLoopResult]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,954 INFO L246 CegarLoopResult]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,955 INFO L246 CegarLoopResult]: For program point L337(lines 337 390) no Hoare annotation was computed. [2019-11-28 15:43:57,956 INFO L246 CegarLoopResult]: For program point L238(lines 238 390) no Hoare annotation was computed. [2019-11-28 15:43:57,957 INFO L246 CegarLoopResult]: For program point L569(line 569) no Hoare annotation was computed. [2019-11-28 15:43:57,957 INFO L246 CegarLoopResult]: For program point L536(line 536) no Hoare annotation was computed. [2019-11-28 15:43:57,958 INFO L246 CegarLoopResult]: For program point L503(line 503) no Hoare annotation was computed. [2019-11-28 15:43:57,958 INFO L246 CegarLoopResult]: For program point L470(line 470) no Hoare annotation was computed. [2019-11-28 15:43:57,958 INFO L246 CegarLoopResult]: For program point L437(line 437) no Hoare annotation was computed. [2019-11-28 15:43:57,958 INFO L246 CegarLoopResult]: For program point L404(line 404) no Hoare annotation was computed. [2019-11-28 15:43:57,958 INFO L246 CegarLoopResult]: For program point L173(lines 173 390) no Hoare annotation was computed. [2019-11-28 15:43:57,959 INFO L246 CegarLoopResult]: For program point L140(lines 140 390) no Hoare annotation was computed. [2019-11-28 15:43:57,959 INFO L246 CegarLoopResult]: For program point L372(lines 372 390) no Hoare annotation was computed. [2019-11-28 15:43:57,959 INFO L246 CegarLoopResult]: For program point L306(lines 306 390) no Hoare annotation was computed. [2019-11-28 15:43:57,959 INFO L246 CegarLoopResult]: For program point L273(lines 273 390) no Hoare annotation was computed. [2019-11-28 15:43:57,961 INFO L246 CegarLoopResult]: For program point L108(lines 108 390) no Hoare annotation was computed. [2019-11-28 15:43:57,961 INFO L246 CegarLoopResult]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2019-11-28 15:43:57,962 INFO L246 CegarLoopResult]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,962 INFO L246 CegarLoopResult]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,962 INFO L246 CegarLoopResult]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,966 INFO L246 CegarLoopResult]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,966 INFO L246 CegarLoopResult]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,967 INFO L246 CegarLoopResult]: For program point L208(lines 208 390) no Hoare annotation was computed. [2019-11-28 15:43:57,967 INFO L246 CegarLoopResult]: For program point L43(lines 43 390) no Hoare annotation was computed. [2019-11-28 15:43:57,967 INFO L246 CegarLoopResult]: For program point L572(line 572) no Hoare annotation was computed. [2019-11-28 15:43:57,967 INFO L246 CegarLoopResult]: For program point L539(line 539) no Hoare annotation was computed. [2019-11-28 15:43:57,967 INFO L246 CegarLoopResult]: For program point L506(line 506) no Hoare annotation was computed. [2019-11-28 15:43:57,968 INFO L246 CegarLoopResult]: For program point L473(line 473) no Hoare annotation was computed. [2019-11-28 15:43:57,968 INFO L246 CegarLoopResult]: For program point L440(line 440) no Hoare annotation was computed. [2019-11-28 15:43:57,968 INFO L246 CegarLoopResult]: For program point L407(line 407) no Hoare annotation was computed. [2019-11-28 15:43:57,968 INFO L246 CegarLoopResult]: For program point L144(lines 144 390) no Hoare annotation was computed. [2019-11-28 15:43:57,969 INFO L242 CegarLoopResult]: At program point L574(lines 30 575) the Hoare annotation is: (let ((.cse0 (= ~a17~0 1)) (.cse1 (= ~a21~0 1)) (.cse2 (= ~a20~0 1)) (.cse3 (not (= 13 ~a8~0))) (.cse4 (<= ~a17~0 0))) (or (= 1 ~a7~0) (and .cse0 .cse1 .cse2) (and .cse0 .cse1 .cse3) (and .cse4 .cse3) (and .cse2 .cse3 (= ~a16~0 5)) (and (not (= ~a16~0 6)) .cse4))) [2019-11-28 15:43:57,971 INFO L246 CegarLoopResult]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,971 INFO L246 CegarLoopResult]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,971 INFO L246 CegarLoopResult]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,973 INFO L246 CegarLoopResult]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,974 INFO L246 CegarLoopResult]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,974 INFO L246 CegarLoopResult]: For program point L178(lines 178 390) no Hoare annotation was computed. [2019-11-28 15:43:57,974 INFO L246 CegarLoopResult]: For program point L542(line 542) no Hoare annotation was computed. [2019-11-28 15:43:57,974 INFO L246 CegarLoopResult]: For program point L509(line 509) no Hoare annotation was computed. [2019-11-28 15:43:57,974 INFO L246 CegarLoopResult]: For program point L476(line 476) no Hoare annotation was computed. [2019-11-28 15:43:57,975 INFO L246 CegarLoopResult]: For program point L443(line 443) no Hoare annotation was computed. [2019-11-28 15:43:57,975 INFO L246 CegarLoopResult]: For program point L410(line 410) no Hoare annotation was computed. [2019-11-28 15:43:57,975 INFO L246 CegarLoopResult]: For program point L377(lines 377 390) no Hoare annotation was computed. [2019-11-28 15:43:57,975 INFO L246 CegarLoopResult]: For program point L278(lines 278 390) no Hoare annotation was computed. [2019-11-28 15:43:57,975 INFO L246 CegarLoopResult]: For program point L245(lines 245 390) no Hoare annotation was computed. [2019-11-28 15:43:57,976 INFO L246 CegarLoopResult]: For program point L80(lines 80 390) no Hoare annotation was computed. [2019-11-28 15:43:57,976 INFO L246 CegarLoopResult]: For program point L345(lines 345 390) no Hoare annotation was computed. [2019-11-28 15:43:57,976 INFO L246 CegarLoopResult]: For program point L312(lines 312 390) no Hoare annotation was computed. [2019-11-28 15:43:57,976 INFO L246 CegarLoopResult]: For program point L114(lines 114 390) no Hoare annotation was computed. [2019-11-28 15:43:57,977 INFO L249 CegarLoopResult]: At program point L577(lines 577 594) the Hoare annotation is: true [2019-11-28 15:43:57,977 INFO L246 CegarLoopResult]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,977 INFO L246 CegarLoopResult]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,977 INFO L246 CegarLoopResult]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,977 INFO L246 CegarLoopResult]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,978 INFO L246 CegarLoopResult]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,978 INFO L246 CegarLoopResult]: For program point L214(lines 214 390) no Hoare annotation was computed. [2019-11-28 15:43:57,978 INFO L246 CegarLoopResult]: For program point L148(lines 148 390) no Hoare annotation was computed. [2019-11-28 15:43:57,978 INFO L246 CegarLoopResult]: For program point L49(lines 49 390) no Hoare annotation was computed. [2019-11-28 15:43:57,978 INFO L246 CegarLoopResult]: For program point L545(line 545) no Hoare annotation was computed. [2019-11-28 15:43:57,979 INFO L246 CegarLoopResult]: For program point L512(line 512) no Hoare annotation was computed. [2019-11-28 15:43:57,979 INFO L246 CegarLoopResult]: For program point L479(line 479) no Hoare annotation was computed. [2019-11-28 15:43:57,979 INFO L246 CegarLoopResult]: For program point L446(line 446) no Hoare annotation was computed. [2019-11-28 15:43:57,979 INFO L246 CegarLoopResult]: For program point L413(line 413) no Hoare annotation was computed. [2019-11-28 15:43:57,979 INFO L246 CegarLoopResult]: For program point L84(lines 84 390) no Hoare annotation was computed. [2019-11-28 15:43:57,980 INFO L246 CegarLoopResult]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,980 INFO L246 CegarLoopResult]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,980 INFO L246 CegarLoopResult]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,981 INFO L246 CegarLoopResult]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,982 INFO L246 CegarLoopResult]: For program point L382(lines 382 390) no Hoare annotation was computed. [2019-11-28 15:43:57,982 INFO L246 CegarLoopResult]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,982 INFO L246 CegarLoopResult]: For program point L316(lines 316 390) no Hoare annotation was computed. [2019-11-28 15:43:57,982 INFO L246 CegarLoopResult]: For program point L250(lines 250 390) no Hoare annotation was computed. [2019-11-28 15:43:57,982 INFO L246 CegarLoopResult]: For program point L548(line 548) no Hoare annotation was computed. [2019-11-28 15:43:57,983 INFO L246 CegarLoopResult]: For program point L515(line 515) no Hoare annotation was computed. [2019-11-28 15:43:57,983 INFO L246 CegarLoopResult]: For program point L482(line 482) no Hoare annotation was computed. [2019-11-28 15:43:57,983 INFO L246 CegarLoopResult]: For program point L449(line 449) no Hoare annotation was computed. [2019-11-28 15:43:57,983 INFO L246 CegarLoopResult]: For program point L416(line 416) no Hoare annotation was computed. [2019-11-28 15:43:57,983 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 15:43:57,983 INFO L246 CegarLoopResult]: For program point L218(lines 218 390) no Hoare annotation was computed. [2019-11-28 15:43:57,984 INFO L246 CegarLoopResult]: For program point L152(lines 152 390) no Hoare annotation was computed. [2019-11-28 15:43:57,984 INFO L246 CegarLoopResult]: For program point L119(lines 119 390) no Hoare annotation was computed. [2019-11-28 15:43:57,984 INFO L246 CegarLoopResult]: For program point L318(lines 318 390) no Hoare annotation was computed. [2019-11-28 15:43:57,984 INFO L246 CegarLoopResult]: For program point L186(lines 186 390) no Hoare annotation was computed. [2019-11-28 15:43:57,984 INFO L246 CegarLoopResult]: For program point L54(lines 54 390) no Hoare annotation was computed. [2019-11-28 15:43:57,984 INFO L246 CegarLoopResult]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,985 INFO L242 CegarLoopResult]: At program point L583-2(lines 583 593) the Hoare annotation is: (let ((.cse0 (= ~a17~0 1)) (.cse1 (= ~a21~0 1)) (.cse2 (= ~a20~0 1)) (.cse3 (not (= 13 ~a8~0))) (.cse4 (<= ~a17~0 0))) (or (= 1 ~a7~0) (and .cse0 .cse1 .cse2) (and .cse0 .cse1 .cse3) (and .cse4 .cse3) (and .cse2 .cse3 (= ~a16~0 5)) (and (not (= ~a16~0 6)) .cse4))) [2019-11-28 15:43:57,985 INFO L246 CegarLoopResult]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,985 INFO L246 CegarLoopResult]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,985 INFO L246 CegarLoopResult]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,985 INFO L246 CegarLoopResult]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,985 INFO L246 CegarLoopResult]: For program point L286(lines 286 390) no Hoare annotation was computed. [2019-11-28 15:43:57,986 INFO L246 CegarLoopResult]: For program point L551(line 551) no Hoare annotation was computed. [2019-11-28 15:43:57,986 INFO L246 CegarLoopResult]: For program point L518(line 518) no Hoare annotation was computed. [2019-11-28 15:43:57,986 INFO L246 CegarLoopResult]: For program point L485(line 485) no Hoare annotation was computed. [2019-11-28 15:43:57,986 INFO L246 CegarLoopResult]: For program point L452(line 452) no Hoare annotation was computed. [2019-11-28 15:43:57,987 INFO L246 CegarLoopResult]: For program point L419(line 419) no Hoare annotation was computed. [2019-11-28 15:43:57,987 INFO L246 CegarLoopResult]: For program point L353(lines 353 390) no Hoare annotation was computed. [2019-11-28 15:43:57,987 INFO L246 CegarLoopResult]: For program point L189(lines 189 390) no Hoare annotation was computed. [2019-11-28 15:43:57,988 INFO L246 CegarLoopResult]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,988 INFO L246 CegarLoopResult]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,988 INFO L246 CegarLoopResult]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,988 INFO L246 CegarLoopResult]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,988 INFO L246 CegarLoopResult]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,988 INFO L246 CegarLoopResult]: For program point L355(lines 355 390) no Hoare annotation was computed. [2019-11-28 15:43:57,989 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 15:43:57,989 INFO L246 CegarLoopResult]: For program point L256(lines 256 390) no Hoare annotation was computed. [2019-11-28 15:43:57,989 INFO L246 CegarLoopResult]: For program point L223(lines 223 390) no Hoare annotation was computed. [2019-11-28 15:43:57,989 INFO L246 CegarLoopResult]: For program point L124(lines 124 390) no Hoare annotation was computed. [2019-11-28 15:43:57,989 INFO L246 CegarLoopResult]: For program point L554(line 554) no Hoare annotation was computed. [2019-11-28 15:43:57,989 INFO L246 CegarLoopResult]: For program point L521(line 521) no Hoare annotation was computed. [2019-11-28 15:43:57,990 INFO L246 CegarLoopResult]: For program point L488(line 488) no Hoare annotation was computed. [2019-11-28 15:43:57,990 INFO L246 CegarLoopResult]: For program point L455(line 455) no Hoare annotation was computed. [2019-11-28 15:43:57,990 INFO L246 CegarLoopResult]: For program point L422(line 422) no Hoare annotation was computed. [2019-11-28 15:43:57,990 INFO L246 CegarLoopResult]: For program point L92(lines 92 390) no Hoare annotation was computed. [2019-11-28 15:43:57,990 INFO L246 CegarLoopResult]: For program point L588(line 588) no Hoare annotation was computed. [2019-11-28 15:43:57,990 INFO L246 CegarLoopResult]: For program point L324(lines 324 390) no Hoare annotation was computed. [2019-11-28 15:43:57,991 INFO L246 CegarLoopResult]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,991 INFO L246 CegarLoopResult]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,991 INFO L246 CegarLoopResult]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,991 INFO L246 CegarLoopResult]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,991 INFO L246 CegarLoopResult]: For program point L391(lines 391 393) no Hoare annotation was computed. [2019-11-28 15:43:57,991 INFO L246 CegarLoopResult]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,991 INFO L246 CegarLoopResult]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,992 INFO L246 CegarLoopResult]: For program point L292(lines 292 390) no Hoare annotation was computed. [2019-11-28 15:43:57,992 INFO L246 CegarLoopResult]: For program point L160(lines 160 390) no Hoare annotation was computed. [2019-11-28 15:43:57,992 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 15:43:57,992 INFO L246 CegarLoopResult]: For program point L557(line 557) no Hoare annotation was computed. [2019-11-28 15:43:57,992 INFO L246 CegarLoopResult]: For program point L524(line 524) no Hoare annotation was computed. [2019-11-28 15:43:57,992 INFO L246 CegarLoopResult]: For program point L491(line 491) no Hoare annotation was computed. [2019-11-28 15:43:57,993 INFO L246 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2019-11-28 15:43:57,993 INFO L246 CegarLoopResult]: For program point L425(line 425) no Hoare annotation was computed. [2019-11-28 15:43:57,993 INFO L246 CegarLoopResult]: For program point L392(line 392) no Hoare annotation was computed. [2019-11-28 15:43:57,993 INFO L246 CegarLoopResult]: For program point L194(lines 194 390) no Hoare annotation was computed. [2019-11-28 15:43:57,993 INFO L246 CegarLoopResult]: For program point L62(lines 62 390) no Hoare annotation was computed. [2019-11-28 15:43:57,993 INFO L246 CegarLoopResult]: For program point L261(lines 261 390) no Hoare annotation was computed. [2019-11-28 15:43:57,994 INFO L246 CegarLoopResult]: For program point L129(lines 129 390) no Hoare annotation was computed. [2019-11-28 15:43:57,994 INFO L246 CegarLoopResult]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,994 INFO L246 CegarLoopResult]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,994 INFO L246 CegarLoopResult]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,994 INFO L246 CegarLoopResult]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,994 INFO L246 CegarLoopResult]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,994 INFO L246 CegarLoopResult]: For program point L361(lines 361 390) no Hoare annotation was computed. [2019-11-28 15:43:57,995 INFO L246 CegarLoopResult]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,995 INFO L246 CegarLoopResult]: For program point L97(lines 97 390) no Hoare annotation was computed. [2019-11-28 15:43:57,995 INFO L246 CegarLoopResult]: For program point L31(lines 31 390) no Hoare annotation was computed. [2019-11-28 15:43:57,995 INFO L246 CegarLoopResult]: For program point L560(line 560) no Hoare annotation was computed. [2019-11-28 15:43:57,995 INFO L246 CegarLoopResult]: For program point L527(line 527) no Hoare annotation was computed. [2019-11-28 15:43:57,995 INFO L246 CegarLoopResult]: For program point L494(line 494) no Hoare annotation was computed. [2019-11-28 15:43:57,996 INFO L246 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2019-11-28 15:43:57,996 INFO L246 CegarLoopResult]: For program point L428(line 428) no Hoare annotation was computed. [2019-11-28 15:43:57,996 INFO L246 CegarLoopResult]: For program point L395(line 395) no Hoare annotation was computed. [2019-11-28 15:43:57,996 INFO L246 CegarLoopResult]: For program point L329(lines 329 390) no Hoare annotation was computed. [2019-11-28 15:43:57,996 INFO L246 CegarLoopResult]: For program point L197(lines 197 390) no Hoare annotation was computed. [2019-11-28 15:43:57,996 INFO L246 CegarLoopResult]: For program point L65(lines 65 390) no Hoare annotation was computed. [2019-11-28 15:43:57,997 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 15:43:57,997 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 431) no Hoare annotation was computed. [2019-11-28 15:43:57,997 INFO L246 CegarLoopResult]: For program point L363(lines 363 390) no Hoare annotation was computed. [2019-11-28 15:43:57,997 INFO L246 CegarLoopResult]: For program point L231(lines 231 390) no Hoare annotation was computed. [2019-11-28 15:43:57,997 INFO L246 CegarLoopResult]: For program point L165(lines 165 390) no Hoare annotation was computed. [2019-11-28 15:43:57,997 INFO L246 CegarLoopResult]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,998 INFO L246 CegarLoopResult]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,998 INFO L246 CegarLoopResult]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,998 INFO L246 CegarLoopResult]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,998 INFO L246 CegarLoopResult]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,998 INFO L246 CegarLoopResult]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2019-11-28 15:43:57,998 INFO L246 CegarLoopResult]: For program point L265(lines 265 390) no Hoare annotation was computed. [2019-11-28 15:43:57,999 INFO L246 CegarLoopResult]: For program point L563(line 563) no Hoare annotation was computed. [2019-11-28 15:43:57,999 INFO L246 CegarLoopResult]: For program point L530(line 530) no Hoare annotation was computed. [2019-11-28 15:43:57,999 INFO L246 CegarLoopResult]: For program point L497(line 497) no Hoare annotation was computed. [2019-11-28 15:43:57,999 INFO L246 CegarLoopResult]: For program point L464(line 464) no Hoare annotation was computed. [2019-11-28 15:43:57,999 INFO L246 CegarLoopResult]: For program point L431(line 431) no Hoare annotation was computed. [2019-11-28 15:43:57,999 INFO L246 CegarLoopResult]: For program point L398(line 398) no Hoare annotation was computed. [2019-11-28 15:43:58,000 INFO L246 CegarLoopResult]: For program point L365(lines 365 390) no Hoare annotation was computed. [2019-11-28 15:43:58,001 INFO L246 CegarLoopResult]: For program point L299(lines 299 390) no Hoare annotation was computed. [2019-11-28 15:43:58,001 INFO L246 CegarLoopResult]: For program point L35(lines 35 390) no Hoare annotation was computed. [2019-11-28 15:43:58,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 03:43:58 BoogieIcfgContainer [2019-11-28 15:43:58,037 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 15:43:58,038 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 15:43:58,038 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 15:43:58,038 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 15:43:58,039 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:43:47" (3/4) ... [2019-11-28 15:43:58,043 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 15:43:58,075 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-28 15:43:58,076 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 15:43:58,257 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 15:43:58,258 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 15:43:58,260 INFO L168 Benchmark]: Toolchain (without parser) took 13179.04 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 338.2 MB). Free memory was 955.0 MB in the beginning and 861.9 MB in the end (delta: 93.1 MB). Peak memory consumption was 431.3 MB. Max. memory is 11.5 GB. [2019-11-28 15:43:58,261 INFO L168 Benchmark]: CDTParser took 0.35 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 15:43:58,262 INFO L168 Benchmark]: CACSL2BoogieTranslator took 692.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -166.7 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. [2019-11-28 15:43:58,262 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.36 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 15:43:58,263 INFO L168 Benchmark]: Boogie Preprocessor took 87.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-28 15:43:58,263 INFO L168 Benchmark]: RCFGBuilder took 1732.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 104.6 MB). Peak memory consumption was 104.6 MB. Max. memory is 11.5 GB. [2019-11-28 15:43:58,264 INFO L168 Benchmark]: TraceAbstraction took 10336.76 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 190.3 MB). Free memory was 1.0 GB in the beginning and 881.1 MB in the end (delta: 129.4 MB). Peak memory consumption was 319.8 MB. Max. memory is 11.5 GB. [2019-11-28 15:43:58,265 INFO L168 Benchmark]: Witness Printer took 220.06 ms. Allocated memory is still 1.4 GB. Free memory was 881.1 MB in the beginning and 861.9 MB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. [2019-11-28 15:43:58,268 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 692.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -166.7 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 102.36 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 87.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1732.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 104.6 MB). Peak memory consumption was 104.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10336.76 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 190.3 MB). Free memory was 1.0 GB in the beginning and 881.1 MB in the end (delta: 129.4 MB). Peak memory consumption was 319.8 MB. Max. memory is 11.5 GB. * Witness Printer took 220.06 ms. Allocated memory is still 1.4 GB. Free memory was 881.1 MB in the beginning and 861.9 MB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 431]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: ((((1 == a7 || ((a17 == 1 && a21 == 1) && a20 == 1)) || ((a17 == 1 && a21 == 1) && !(13 == a8))) || (a17 <= 0 && !(13 == a8))) || ((a20 == 1 && !(13 == a8)) && a16 == 5)) || (!(a16 == 6) && a17 <= 0) - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((((1 == a7 || ((a17 == 1 && a21 == 1) && a20 == 1)) || ((a17 == 1 && a21 == 1) && !(13 == a8))) || (a17 <= 0 && !(13 == a8))) || ((a20 == 1 && !(13 == a8)) && a16 == 5)) || (!(a16 == 6) && a17 <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 198 locations, 1 error locations. Result: SAFE, OverallTime: 9.5s, OverallIterations: 8, TraceHistogramMax: 4, AutomataDifference: 7.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, HoareTripleCheckerStatistics: 589 SDtfs, 1933 SDslu, 96 SDs, 0 SdLazy, 4263 SolverSat, 722 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 219 GetRequests, 199 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1707occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 8 MinimizatonAttempts, 1357 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 40 NumberOfFragments, 105 HoareAnnotationTreeSize, 3 FomulaSimplifications, 2667 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 3 FomulaSimplificationsInter, 2418 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1138 NumberOfCodeBlocks, 1138 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1129 ConstructedInterpolants, 0 QuantifiedInterpolants, 431413 SizeOfPredicates, 1 NumberOfNonLiveVariables, 331 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 9 InterpolantComputations, 8 PerfectInterpolantSequences, 527/531 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...