./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label07.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_3f479a13-769b-4a64-844c-e4679842ff0d/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_3f479a13-769b-4a64-844c-e4679842ff0d/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3f479a13-769b-4a64-844c-e4679842ff0d/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3f479a13-769b-4a64-844c-e4679842ff0d/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label07.c -s /tmp/vcloud-vcloud-master/worker/run_dir_3f479a13-769b-4a64-844c-e4679842ff0d/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3f479a13-769b-4a64-844c-e4679842ff0d/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c3404c1fa142754bfca0a1613808298f0a5a3901 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 02:59:24,699 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 02:59:24,701 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 02:59:24,757 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 02:59:24,757 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 02:59:24,759 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 02:59:24,761 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 02:59:24,763 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 02:59:24,787 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 02:59:24,788 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 02:59:24,790 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 02:59:24,791 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 02:59:24,792 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 02:59:24,793 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 02:59:24,794 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 02:59:24,805 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 02:59:24,807 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 02:59:24,809 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 02:59:24,813 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 02:59:24,821 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 02:59:24,824 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 02:59:24,826 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 02:59:24,828 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 02:59:24,829 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 02:59:24,832 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 02:59:24,832 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 02:59:24,833 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 02:59:24,840 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 02:59:24,841 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 02:59:24,843 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 02:59:24,843 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 02:59:24,845 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 02:59:24,847 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 02:59:24,850 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 02:59:24,851 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 02:59:24,852 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 02:59:24,853 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 02:59:24,853 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 02:59:24,853 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 02:59:24,855 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 02:59:24,856 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 02:59:24,859 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3f479a13-769b-4a64-844c-e4679842ff0d/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-28 02:59:24,902 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 02:59:24,902 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 02:59:24,903 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 02:59:24,904 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 02:59:24,904 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 02:59:24,904 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 02:59:24,904 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 02:59:24,904 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 02:59:24,905 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 02:59:24,905 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 02:59:24,905 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 02:59:24,905 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 02:59:24,905 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 02:59:24,906 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 02:59:24,906 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 02:59:24,906 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 02:59:24,906 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 02:59:24,906 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 02:59:24,907 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 02:59:24,907 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 02:59:24,907 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 02:59:24,907 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 02:59:24,910 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 02:59:24,911 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 02:59:24,911 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 02:59:24,911 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 02:59:24,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 02:59:24,912 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 02:59:24,913 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 02:59:24,913 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_3f479a13-769b-4a64-844c-e4679842ff0d/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_3f479a13-769b-4a64-844c-e4679842ff0d/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c3404c1fa142754bfca0a1613808298f0a5a3901 [2020-11-28 02:59:25,176 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 02:59:25,200 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 02:59:25,203 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 02:59:25,204 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 02:59:25,205 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 02:59:25,206 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3f479a13-769b-4a64-844c-e4679842ff0d/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem01_label07.c [2020-11-28 02:59:25,284 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3f479a13-769b-4a64-844c-e4679842ff0d/bin/uautomizer/data/41e1ce677/3e9f522ba12748afbb3d3f16dff17d09/FLAGb8eac1080 [2020-11-28 02:59:25,842 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 02:59:25,843 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3f479a13-769b-4a64-844c-e4679842ff0d/sv-benchmarks/c/eca-rers2012/Problem01_label07.c [2020-11-28 02:59:25,868 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3f479a13-769b-4a64-844c-e4679842ff0d/bin/uautomizer/data/41e1ce677/3e9f522ba12748afbb3d3f16dff17d09/FLAGb8eac1080 [2020-11-28 02:59:26,104 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3f479a13-769b-4a64-844c-e4679842ff0d/bin/uautomizer/data/41e1ce677/3e9f522ba12748afbb3d3f16dff17d09 [2020-11-28 02:59:26,106 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 02:59:26,108 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 02:59:26,109 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 02:59:26,109 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 02:59:26,124 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 02:59:26,125 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:59:26" (1/1) ... [2020-11-28 02:59:26,127 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c2ee5c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:26, skipping insertion in model container [2020-11-28 02:59:26,127 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:59:26" (1/1) ... [2020-11-28 02:59:26,134 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 02:59:26,181 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 02:59:26,568 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 02:59:26,586 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 02:59:26,727 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 02:59:26,748 INFO L208 MainTranslator]: Completed translation [2020-11-28 02:59:26,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:26 WrapperNode [2020-11-28 02:59:26,750 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 02:59:26,752 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 02:59:26,752 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 02:59:26,752 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 02:59:26,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:26" (1/1) ... [2020-11-28 02:59:26,789 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:26" (1/1) ... [2020-11-28 02:59:26,848 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 02:59:26,849 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 02:59:26,849 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 02:59:26,849 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 02:59:26,856 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:26" (1/1) ... [2020-11-28 02:59:26,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:26" (1/1) ... [2020-11-28 02:59:26,861 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:26" (1/1) ... [2020-11-28 02:59:26,862 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:26" (1/1) ... [2020-11-28 02:59:26,897 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:26" (1/1) ... [2020-11-28 02:59:26,907 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:26" (1/1) ... [2020-11-28 02:59:26,930 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:26" (1/1) ... [2020-11-28 02:59:26,940 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 02:59:26,940 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 02:59:26,941 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 02:59:26,941 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 02:59:26,956 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3f479a13-769b-4a64-844c-e4679842ff0d/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 02:59:27,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 02:59:27,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 02:59:27,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 02:59:27,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 02:59:28,446 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 02:59:28,448 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-11-28 02:59:28,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:59:28 BoogieIcfgContainer [2020-11-28 02:59:28,452 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 02:59:28,454 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 02:59:28,455 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 02:59:28,459 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 02:59:28,459 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:59:26" (1/3) ... [2020-11-28 02:59:28,460 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69cc1a12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:59:28, skipping insertion in model container [2020-11-28 02:59:28,461 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:26" (2/3) ... [2020-11-28 02:59:28,462 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69cc1a12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:59:28, skipping insertion in model container [2020-11-28 02:59:28,462 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:59:28" (3/3) ... [2020-11-28 02:59:28,464 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem01_label07.c [2020-11-28 02:59:28,480 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 02:59:28,485 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-28 02:59:28,497 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-28 02:59:28,525 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 02:59:28,525 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-28 02:59:28,526 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 02:59:28,526 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 02:59:28,526 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 02:59:28,526 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 02:59:28,526 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 02:59:28,526 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 02:59:28,547 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states. [2020-11-28 02:59:28,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-11-28 02:59:28,558 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:59:28,559 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:59:28,559 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:59:28,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:59:28,566 INFO L82 PathProgramCache]: Analyzing trace with hash -921862001, now seen corresponding path program 1 times [2020-11-28 02:59:28,575 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:59:28,576 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1415978968] [2020-11-28 02:59:28,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:59:28,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:59:29,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:59:29,378 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1415978968] [2020-11-28 02:59:29,378 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:59:29,379 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 02:59:29,380 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [24376950] [2020-11-28 02:59:29,388 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 02:59:29,388 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:59:29,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 02:59:29,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-11-28 02:59:29,408 INFO L87 Difference]: Start difference. First operand 199 states. Second operand 5 states. [2020-11-28 02:59:31,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:59:31,363 INFO L93 Difference]: Finished difference Result 663 states and 1179 transitions. [2020-11-28 02:59:31,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-28 02:59:31,365 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 104 [2020-11-28 02:59:31,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:59:31,381 INFO L225 Difference]: With dead ends: 663 [2020-11-28 02:59:31,381 INFO L226 Difference]: Without dead ends: 397 [2020-11-28 02:59:31,385 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-11-28 02:59:31,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 397 states. [2020-11-28 02:59:31,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 397 to 397. [2020-11-28 02:59:31,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 397 states. [2020-11-28 02:59:31,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 397 states and 517 transitions. [2020-11-28 02:59:31,484 INFO L78 Accepts]: Start accepts. Automaton has 397 states and 517 transitions. Word has length 104 [2020-11-28 02:59:31,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:59:31,485 INFO L481 AbstractCegarLoop]: Abstraction has 397 states and 517 transitions. [2020-11-28 02:59:31,485 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 02:59:31,485 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 517 transitions. [2020-11-28 02:59:31,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-11-28 02:59:31,489 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:59:31,490 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:59:31,490 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-28 02:59:31,490 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:59:31,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:59:31,491 INFO L82 PathProgramCache]: Analyzing trace with hash 1111025828, now seen corresponding path program 1 times [2020-11-28 02:59:31,491 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:59:31,491 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823939319] [2020-11-28 02:59:31,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:59:31,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:59:31,821 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:59:31,821 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [823939319] [2020-11-28 02:59:31,821 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:59:31,822 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 02:59:31,822 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [735845033] [2020-11-28 02:59:31,823 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-28 02:59:31,824 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:59:31,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-28 02:59:31,825 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-28 02:59:31,825 INFO L87 Difference]: Start difference. First operand 397 states and 517 transitions. Second operand 4 states. [2020-11-28 02:59:32,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:59:32,995 INFO L93 Difference]: Finished difference Result 1018 states and 1433 transitions. [2020-11-28 02:59:32,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-28 02:59:32,999 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 111 [2020-11-28 02:59:33,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:59:33,002 INFO L225 Difference]: With dead ends: 1018 [2020-11-28 02:59:33,003 INFO L226 Difference]: Without dead ends: 659 [2020-11-28 02:59:33,005 INFO L677 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 [2020-11-28 02:59:33,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 659 states. [2020-11-28 02:59:33,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 659 to 397. [2020-11-28 02:59:33,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 397 states. [2020-11-28 02:59:33,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 397 states and 474 transitions. [2020-11-28 02:59:33,046 INFO L78 Accepts]: Start accepts. Automaton has 397 states and 474 transitions. Word has length 111 [2020-11-28 02:59:33,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:59:33,046 INFO L481 AbstractCegarLoop]: Abstraction has 397 states and 474 transitions. [2020-11-28 02:59:33,046 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-28 02:59:33,046 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 474 transitions. [2020-11-28 02:59:33,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-11-28 02:59:33,050 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:59:33,055 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:59:33,055 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-28 02:59:33,055 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:59:33,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:59:33,056 INFO L82 PathProgramCache]: Analyzing trace with hash 82433824, now seen corresponding path program 1 times [2020-11-28 02:59:33,056 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:59:33,057 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674401707] [2020-11-28 02:59:33,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:59:33,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:59:33,156 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:59:33,156 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1674401707] [2020-11-28 02:59:33,157 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:59:33,157 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 02:59:33,157 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947015982] [2020-11-28 02:59:33,159 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-28 02:59:33,159 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:59:33,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-28 02:59:33,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-28 02:59:33,163 INFO L87 Difference]: Start difference. First operand 397 states and 474 transitions. Second operand 4 states. [2020-11-28 02:59:34,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:59:34,138 INFO L93 Difference]: Finished difference Result 1054 states and 1283 transitions. [2020-11-28 02:59:34,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-28 02:59:34,139 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 119 [2020-11-28 02:59:34,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:59:34,143 INFO L225 Difference]: With dead ends: 1054 [2020-11-28 02:59:34,143 INFO L226 Difference]: Without dead ends: 659 [2020-11-28 02:59:34,144 INFO L677 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 [2020-11-28 02:59:34,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 659 states. [2020-11-28 02:59:34,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 659 to 659. [2020-11-28 02:59:34,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 659 states. [2020-11-28 02:59:34,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 659 states and 785 transitions. [2020-11-28 02:59:34,195 INFO L78 Accepts]: Start accepts. Automaton has 659 states and 785 transitions. Word has length 119 [2020-11-28 02:59:34,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:59:34,195 INFO L481 AbstractCegarLoop]: Abstraction has 659 states and 785 transitions. [2020-11-28 02:59:34,195 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-28 02:59:34,200 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 785 transitions. [2020-11-28 02:59:34,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2020-11-28 02:59:34,204 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:59:34,204 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:59:34,204 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-28 02:59:34,204 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:59:34,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:59:34,208 INFO L82 PathProgramCache]: Analyzing trace with hash 369972740, now seen corresponding path program 1 times [2020-11-28 02:59:34,209 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:59:34,210 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1277890850] [2020-11-28 02:59:34,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:59:34,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:59:34,335 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-28 02:59:34,335 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1277890850] [2020-11-28 02:59:34,336 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:59:34,336 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 02:59:34,336 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040582736] [2020-11-28 02:59:34,337 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 02:59:34,338 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:59:34,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 02:59:34,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:59:34,339 INFO L87 Difference]: Start difference. First operand 659 states and 785 transitions. Second operand 3 states. [2020-11-28 02:59:34,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:59:34,935 INFO L93 Difference]: Finished difference Result 1840 states and 2182 transitions. [2020-11-28 02:59:34,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 02:59:34,950 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 128 [2020-11-28 02:59:34,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:59:34,957 INFO L225 Difference]: With dead ends: 1840 [2020-11-28 02:59:34,957 INFO L226 Difference]: Without dead ends: 1183 [2020-11-28 02:59:34,958 INFO L677 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 [2020-11-28 02:59:34,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1183 states. [2020-11-28 02:59:34,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1183 to 1052. [2020-11-28 02:59:34,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1052 states. [2020-11-28 02:59:34,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 1052 states and 1259 transitions. [2020-11-28 02:59:34,993 INFO L78 Accepts]: Start accepts. Automaton has 1052 states and 1259 transitions. Word has length 128 [2020-11-28 02:59:34,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:59:34,994 INFO L481 AbstractCegarLoop]: Abstraction has 1052 states and 1259 transitions. [2020-11-28 02:59:34,994 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 02:59:34,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1259 transitions. [2020-11-28 02:59:34,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-11-28 02:59:34,998 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:59:34,998 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:59:34,998 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-28 02:59:34,999 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:59:34,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:59:34,999 INFO L82 PathProgramCache]: Analyzing trace with hash -226996638, now seen corresponding path program 1 times [2020-11-28 02:59:35,000 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:59:35,000 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471508099] [2020-11-28 02:59:35,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:59:35,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:59:35,153 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 50 proven. 3 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2020-11-28 02:59:35,154 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1471508099] [2020-11-28 02:59:35,154 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [809277103] [2020-11-28 02:59:35,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3f479a13-769b-4a64-844c-e4679842ff0d/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-28 02:59:35,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:59:35,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-28 02:59:35,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 02:59:35,522 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-11-28 02:59:35,536 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-28 02:59:35,536 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2020-11-28 02:59:35,536 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718267233] [2020-11-28 02:59:35,537 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 02:59:35,537 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:59:35,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 02:59:35,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 02:59:35,538 INFO L87 Difference]: Start difference. First operand 1052 states and 1259 transitions. Second operand 3 states. [2020-11-28 02:59:36,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:59:36,369 INFO L93 Difference]: Finished difference Result 2495 states and 3036 transitions. [2020-11-28 02:59:36,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 02:59:36,370 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 153 [2020-11-28 02:59:36,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:59:36,378 INFO L225 Difference]: With dead ends: 2495 [2020-11-28 02:59:36,378 INFO L226 Difference]: Without dead ends: 1445 [2020-11-28 02:59:36,384 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 02:59:36,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1445 states. [2020-11-28 02:59:36,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1445 to 1183. [2020-11-28 02:59:36,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1183 states. [2020-11-28 02:59:36,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 1183 states and 1414 transitions. [2020-11-28 02:59:36,430 INFO L78 Accepts]: Start accepts. Automaton has 1183 states and 1414 transitions. Word has length 153 [2020-11-28 02:59:36,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:59:36,431 INFO L481 AbstractCegarLoop]: Abstraction has 1183 states and 1414 transitions. [2020-11-28 02:59:36,431 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 02:59:36,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1414 transitions. [2020-11-28 02:59:36,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2020-11-28 02:59:36,436 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:59:36,436 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:59:36,652 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-28 02:59:36,652 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:59:36,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:59:36,653 INFO L82 PathProgramCache]: Analyzing trace with hash -1324301151, now seen corresponding path program 1 times [2020-11-28 02:59:36,653 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:59:36,653 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1109025844] [2020-11-28 02:59:36,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:59:36,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:59:36,807 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 54 proven. 3 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2020-11-28 02:59:36,808 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1109025844] [2020-11-28 02:59:36,808 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [742311689] [2020-11-28 02:59:36,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3f479a13-769b-4a64-844c-e4679842ff0d/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-28 02:59:36,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:59:36,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-28 02:59:36,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 02:59:37,013 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-11-28 02:59:37,013 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-28 02:59:37,014 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2020-11-28 02:59:37,015 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [425420767] [2020-11-28 02:59:37,019 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 02:59:37,020 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:59:37,026 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 02:59:37,026 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-11-28 02:59:37,026 INFO L87 Difference]: Start difference. First operand 1183 states and 1414 transitions. Second operand 3 states. [2020-11-28 02:59:37,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:59:37,694 INFO L93 Difference]: Finished difference Result 3019 states and 3604 transitions. [2020-11-28 02:59:37,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 02:59:37,695 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 191 [2020-11-28 02:59:37,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:59:37,705 INFO L225 Difference]: With dead ends: 3019 [2020-11-28 02:59:37,705 INFO L226 Difference]: Without dead ends: 1838 [2020-11-28 02:59:37,707 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-11-28 02:59:37,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1838 states. [2020-11-28 02:59:37,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1838 to 1707. [2020-11-28 02:59:37,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1707 states. [2020-11-28 02:59:37,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 1707 states and 2016 transitions. [2020-11-28 02:59:37,758 INFO L78 Accepts]: Start accepts. Automaton has 1707 states and 2016 transitions. Word has length 191 [2020-11-28 02:59:37,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:59:37,765 INFO L481 AbstractCegarLoop]: Abstraction has 1707 states and 2016 transitions. [2020-11-28 02:59:37,766 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 02:59:37,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 2016 transitions. [2020-11-28 02:59:37,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2020-11-28 02:59:37,772 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:59:37,772 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:59:37,985 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-28 02:59:37,986 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:59:37,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:59:37,986 INFO L82 PathProgramCache]: Analyzing trace with hash -33369783, now seen corresponding path program 1 times [2020-11-28 02:59:37,986 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:59:37,986 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879284811] [2020-11-28 02:59:37,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:59:38,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:59:38,159 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 86 proven. 3 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2020-11-28 02:59:38,159 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879284811] [2020-11-28 02:59:38,160 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [637996904] [2020-11-28 02:59:38,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3f479a13-769b-4a64-844c-e4679842ff0d/bin/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-28 02:59:38,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:59:38,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 484 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-28 02:59:38,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 02:59:38,432 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2020-11-28 02:59:38,432 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-28 02:59:38,433 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2020-11-28 02:59:38,433 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065703691] [2020-11-28 02:59:38,434 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 02:59:38,434 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:59:38,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 02:59:38,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 02:59:38,435 INFO L87 Difference]: Start difference. First operand 1707 states and 2016 transitions. Second operand 3 states. [2020-11-28 02:59:39,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:59:39,105 INFO L93 Difference]: Finished difference Result 3541 states and 4184 transitions. [2020-11-28 02:59:39,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 02:59:39,106 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 223 [2020-11-28 02:59:39,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:59:39,108 INFO L225 Difference]: With dead ends: 3541 [2020-11-28 02:59:39,108 INFO L226 Difference]: Without dead ends: 0 [2020-11-28 02:59:39,111 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 222 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 02:59:39,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-28 02:59:39,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-28 02:59:39,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-28 02:59:39,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-28 02:59:39,112 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 223 [2020-11-28 02:59:39,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:59:39,112 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 02:59:39,113 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 02:59:39,113 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-28 02:59:39,113 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 02:59:39,325 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-28 02:59:39,326 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-28 02:59:39,546 INFO L274 CegarLoopResult]: For program point L564(line 564) no Hoare annotation was computed. [2020-11-28 02:59:39,547 INFO L274 CegarLoopResult]: For program point L531(line 531) no Hoare annotation was computed. [2020-11-28 02:59:39,547 INFO L274 CegarLoopResult]: For program point L498(line 498) no Hoare annotation was computed. [2020-11-28 02:59:39,547 INFO L274 CegarLoopResult]: For program point L465(line 465) no Hoare annotation was computed. [2020-11-28 02:59:39,547 INFO L274 CegarLoopResult]: For program point L432(line 432) no Hoare annotation was computed. [2020-11-28 02:59:39,547 INFO L274 CegarLoopResult]: For program point L102(lines 102 400) no Hoare annotation was computed. [2020-11-28 02:59:39,547 INFO L274 CegarLoopResult]: For program point L598(line 598) no Hoare annotation was computed. [2020-11-28 02:59:39,547 INFO L274 CegarLoopResult]: For program point L334(lines 334 400) no Hoare annotation was computed. [2020-11-28 02:59:39,547 INFO L274 CegarLoopResult]: For program point L566-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,548 INFO L274 CegarLoopResult]: For program point L533-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,548 INFO L274 CegarLoopResult]: For program point L500-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,548 INFO L274 CegarLoopResult]: For program point L467-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,548 INFO L274 CegarLoopResult]: For program point L401(lines 401 403) no Hoare annotation was computed. [2020-11-28 02:59:39,548 INFO L274 CegarLoopResult]: For program point L434-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,548 INFO L274 CegarLoopResult]: For program point L401-2(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,548 INFO L274 CegarLoopResult]: For program point L302(lines 302 400) no Hoare annotation was computed. [2020-11-28 02:59:39,548 INFO L274 CegarLoopResult]: For program point L170(lines 170 400) no Hoare annotation was computed. [2020-11-28 02:59:39,548 INFO L274 CegarLoopResult]: For program point L567(line 567) no Hoare annotation was computed. [2020-11-28 02:59:39,548 INFO L274 CegarLoopResult]: For program point L534(line 534) no Hoare annotation was computed. [2020-11-28 02:59:39,548 INFO L274 CegarLoopResult]: For program point L501(line 501) no Hoare annotation was computed. [2020-11-28 02:59:39,549 INFO L274 CegarLoopResult]: For program point L468(line 468) no Hoare annotation was computed. [2020-11-28 02:59:39,549 INFO L274 CegarLoopResult]: For program point L435(line 435) no Hoare annotation was computed. [2020-11-28 02:59:39,549 INFO L274 CegarLoopResult]: For program point L402(line 402) no Hoare annotation was computed. [2020-11-28 02:59:39,549 INFO L274 CegarLoopResult]: For program point L204(lines 204 400) no Hoare annotation was computed. [2020-11-28 02:59:39,549 INFO L274 CegarLoopResult]: For program point L72(lines 72 400) no Hoare annotation was computed. [2020-11-28 02:59:39,549 INFO L274 CegarLoopResult]: For program point L271(lines 271 400) no Hoare annotation was computed. [2020-11-28 02:59:39,549 INFO L274 CegarLoopResult]: For program point L139(lines 139 400) no Hoare annotation was computed. [2020-11-28 02:59:39,549 INFO L274 CegarLoopResult]: For program point L569-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,549 INFO L274 CegarLoopResult]: For program point L536-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,549 INFO L274 CegarLoopResult]: For program point L503-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,549 INFO L274 CegarLoopResult]: For program point L470-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,550 INFO L274 CegarLoopResult]: For program point L437-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,550 INFO L274 CegarLoopResult]: For program point L371(lines 371 400) no Hoare annotation was computed. [2020-11-28 02:59:39,550 INFO L274 CegarLoopResult]: For program point L404-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,550 INFO L274 CegarLoopResult]: For program point L107(lines 107 400) no Hoare annotation was computed. [2020-11-28 02:59:39,550 INFO L274 CegarLoopResult]: For program point L41(lines 41 400) no Hoare annotation was computed. [2020-11-28 02:59:39,550 INFO L274 CegarLoopResult]: For program point L570(line 570) no Hoare annotation was computed. [2020-11-28 02:59:39,550 INFO L274 CegarLoopResult]: For program point L537(line 537) no Hoare annotation was computed. [2020-11-28 02:59:39,550 INFO L274 CegarLoopResult]: For program point L504(line 504) no Hoare annotation was computed. [2020-11-28 02:59:39,550 INFO L274 CegarLoopResult]: For program point L471(line 471) no Hoare annotation was computed. [2020-11-28 02:59:39,550 INFO L274 CegarLoopResult]: For program point L438(line 438) no Hoare annotation was computed. [2020-11-28 02:59:39,551 INFO L274 CegarLoopResult]: For program point L405(line 405) no Hoare annotation was computed. [2020-11-28 02:59:39,551 INFO L274 CegarLoopResult]: For program point L339(lines 339 400) no Hoare annotation was computed. [2020-11-28 02:59:39,551 INFO L274 CegarLoopResult]: For program point L207(lines 207 400) no Hoare annotation was computed. [2020-11-28 02:59:39,551 INFO L274 CegarLoopResult]: For program point L75(lines 75 400) no Hoare annotation was computed. [2020-11-28 02:59:39,551 INFO L274 CegarLoopResult]: For program point L373(lines 373 400) no Hoare annotation was computed. [2020-11-28 02:59:39,551 INFO L274 CegarLoopResult]: For program point L241(lines 241 400) no Hoare annotation was computed. [2020-11-28 02:59:39,551 INFO L274 CegarLoopResult]: For program point L175(lines 175 400) no Hoare annotation was computed. [2020-11-28 02:59:39,551 INFO L274 CegarLoopResult]: For program point L572-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,551 INFO L274 CegarLoopResult]: For program point L539-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,551 INFO L274 CegarLoopResult]: For program point L506-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,551 INFO L274 CegarLoopResult]: For program point L473-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,552 INFO L274 CegarLoopResult]: For program point L440-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,552 INFO L274 CegarLoopResult]: For program point L407-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,552 INFO L274 CegarLoopResult]: For program point L275(lines 275 400) no Hoare annotation was computed. [2020-11-28 02:59:39,552 INFO L274 CegarLoopResult]: For program point L573(line 573) no Hoare annotation was computed. [2020-11-28 02:59:39,552 INFO L274 CegarLoopResult]: For program point L540(line 540) no Hoare annotation was computed. [2020-11-28 02:59:39,552 INFO L274 CegarLoopResult]: For program point L507(line 507) no Hoare annotation was computed. [2020-11-28 02:59:39,552 INFO L274 CegarLoopResult]: For program point L474(line 474) no Hoare annotation was computed. [2020-11-28 02:59:39,552 INFO L274 CegarLoopResult]: For program point L441(line 441) no Hoare annotation was computed. [2020-11-28 02:59:39,552 INFO L274 CegarLoopResult]: For program point L408(line 408) no Hoare annotation was computed. [2020-11-28 02:59:39,552 INFO L274 CegarLoopResult]: For program point L375(lines 375 400) no Hoare annotation was computed. [2020-11-28 02:59:39,552 INFO L274 CegarLoopResult]: For program point L309(lines 309 400) no Hoare annotation was computed. [2020-11-28 02:59:39,553 INFO L274 CegarLoopResult]: For program point L45(lines 45 400) no Hoare annotation was computed. [2020-11-28 02:59:39,553 INFO L274 CegarLoopResult]: For program point L12(line 12) no Hoare annotation was computed. [2020-11-28 02:59:39,553 INFO L274 CegarLoopResult]: For program point L343(lines 343 400) no Hoare annotation was computed. [2020-11-28 02:59:39,553 INFO L274 CegarLoopResult]: For program point L112(lines 112 400) no Hoare annotation was computed. [2020-11-28 02:59:39,553 INFO L274 CegarLoopResult]: For program point L575-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,553 INFO L274 CegarLoopResult]: For program point L542-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,553 INFO L274 CegarLoopResult]: For program point L509-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,553 INFO L274 CegarLoopResult]: For program point L476-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,553 INFO L274 CegarLoopResult]: For program point L443-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,553 INFO L274 CegarLoopResult]: For program point L410-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,553 INFO L274 CegarLoopResult]: For program point L278(lines 278 400) no Hoare annotation was computed. [2020-11-28 02:59:39,554 INFO L274 CegarLoopResult]: For program point L146(lines 146 400) no Hoare annotation was computed. [2020-11-28 02:59:39,554 INFO L274 CegarLoopResult]: For program point L576(line 576) no Hoare annotation was computed. [2020-11-28 02:59:39,554 INFO L274 CegarLoopResult]: For program point L543(line 543) no Hoare annotation was computed. [2020-11-28 02:59:39,554 INFO L274 CegarLoopResult]: For program point L510(line 510) no Hoare annotation was computed. [2020-11-28 02:59:39,554 INFO L274 CegarLoopResult]: For program point L477(line 477) no Hoare annotation was computed. [2020-11-28 02:59:39,554 INFO L274 CegarLoopResult]: For program point L444(line 444) no Hoare annotation was computed. [2020-11-28 02:59:39,554 INFO L274 CegarLoopResult]: For program point L411(line 411) no Hoare annotation was computed. [2020-11-28 02:59:39,554 INFO L274 CegarLoopResult]: For program point L213(lines 213 400) no Hoare annotation was computed. [2020-11-28 02:59:39,554 INFO L274 CegarLoopResult]: For program point L82(lines 82 400) no Hoare annotation was computed. [2020-11-28 02:59:39,554 INFO L274 CegarLoopResult]: For program point L578-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,555 INFO L274 CegarLoopResult]: For program point L545-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,555 INFO L274 CegarLoopResult]: For program point L512-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,555 INFO L274 CegarLoopResult]: For program point L479-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,555 INFO L274 CegarLoopResult]: For program point L446-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,555 INFO L274 CegarLoopResult]: For program point L413-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,555 INFO L274 CegarLoopResult]: For program point L347(lines 347 400) no Hoare annotation was computed. [2020-11-28 02:59:39,555 INFO L274 CegarLoopResult]: For program point L248(lines 248 400) no Hoare annotation was computed. [2020-11-28 02:59:39,555 INFO L274 CegarLoopResult]: For program point L579(line 579) no Hoare annotation was computed. [2020-11-28 02:59:39,555 INFO L274 CegarLoopResult]: For program point L546(line 546) no Hoare annotation was computed. [2020-11-28 02:59:39,555 INFO L274 CegarLoopResult]: For program point L513(line 513) no Hoare annotation was computed. [2020-11-28 02:59:39,560 INFO L274 CegarLoopResult]: For program point L480(line 480) no Hoare annotation was computed. [2020-11-28 02:59:39,560 INFO L274 CegarLoopResult]: For program point L447(line 447) no Hoare annotation was computed. [2020-11-28 02:59:39,560 INFO L274 CegarLoopResult]: For program point L414(line 414) no Hoare annotation was computed. [2020-11-28 02:59:39,560 INFO L274 CegarLoopResult]: For program point L183(lines 183 400) no Hoare annotation was computed. [2020-11-28 02:59:39,561 INFO L274 CegarLoopResult]: For program point L150(lines 150 400) no Hoare annotation was computed. [2020-11-28 02:59:39,561 INFO L274 CegarLoopResult]: For program point L382(lines 382 400) no Hoare annotation was computed. [2020-11-28 02:59:39,561 INFO L274 CegarLoopResult]: For program point L316(lines 316 400) no Hoare annotation was computed. [2020-11-28 02:59:39,561 INFO L274 CegarLoopResult]: For program point L283(lines 283 400) no Hoare annotation was computed. [2020-11-28 02:59:39,561 INFO L274 CegarLoopResult]: For program point L118(lines 118 400) no Hoare annotation was computed. [2020-11-28 02:59:39,561 INFO L274 CegarLoopResult]: For program point L581-1(lines 581 583) no Hoare annotation was computed. [2020-11-28 02:59:39,561 INFO L274 CegarLoopResult]: For program point L548-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,561 INFO L274 CegarLoopResult]: For program point L515-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,561 INFO L274 CegarLoopResult]: For program point L482-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,561 INFO L274 CegarLoopResult]: For program point L449-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,561 INFO L274 CegarLoopResult]: For program point L416-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,562 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-28 02:59:39,562 INFO L274 CegarLoopResult]: For program point L218(lines 218 400) no Hoare annotation was computed. [2020-11-28 02:59:39,562 INFO L274 CegarLoopResult]: For program point L53(lines 53 400) no Hoare annotation was computed. [2020-11-28 02:59:39,562 INFO L274 CegarLoopResult]: For program point L582(line 582) no Hoare annotation was computed. [2020-11-28 02:59:39,562 INFO L274 CegarLoopResult]: For program point L549(line 549) no Hoare annotation was computed. [2020-11-28 02:59:39,562 INFO L274 CegarLoopResult]: For program point L516(line 516) no Hoare annotation was computed. [2020-11-28 02:59:39,562 INFO L274 CegarLoopResult]: For program point L483(line 483) no Hoare annotation was computed. [2020-11-28 02:59:39,562 INFO L274 CegarLoopResult]: For program point L450(line 450) no Hoare annotation was computed. [2020-11-28 02:59:39,562 INFO L274 CegarLoopResult]: For program point L417(line 417) no Hoare annotation was computed. [2020-11-28 02:59:39,562 INFO L274 CegarLoopResult]: For program point L154(lines 154 400) no Hoare annotation was computed. [2020-11-28 02:59:39,564 INFO L270 CegarLoopResult]: At program point L584(lines 40 585) the Hoare annotation is: (let ((.cse0 (= ~a17~0 1))) (or (and (not (= ~a8~0 13)) (not (= ~a7~0 1)) .cse0) (and (= ~a21~0 1) (= ~a12~0 8) (<= ~a7~0 0) (= ~a20~0 1) .cse0) (<= ~a17~0 0) (<= ~a21~0 0) (and (<= ~a16~0 5) .cse0))) [2020-11-28 02:59:39,564 INFO L274 CegarLoopResult]: For program point L551-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,564 INFO L274 CegarLoopResult]: For program point L518-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,564 INFO L274 CegarLoopResult]: For program point L485-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,565 INFO L274 CegarLoopResult]: For program point L452-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,565 INFO L274 CegarLoopResult]: For program point L419-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,565 INFO L274 CegarLoopResult]: For program point L188(lines 188 400) no Hoare annotation was computed. [2020-11-28 02:59:39,565 INFO L274 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed. [2020-11-28 02:59:39,565 INFO L274 CegarLoopResult]: For program point L519(line 519) no Hoare annotation was computed. [2020-11-28 02:59:39,565 INFO L274 CegarLoopResult]: For program point L486(line 486) no Hoare annotation was computed. [2020-11-28 02:59:39,565 INFO L274 CegarLoopResult]: For program point L453(line 453) no Hoare annotation was computed. [2020-11-28 02:59:39,565 INFO L274 CegarLoopResult]: For program point L420(line 420) no Hoare annotation was computed. [2020-11-28 02:59:39,565 INFO L274 CegarLoopResult]: For program point L387(lines 387 400) no Hoare annotation was computed. [2020-11-28 02:59:39,565 INFO L274 CegarLoopResult]: For program point L288(lines 288 400) no Hoare annotation was computed. [2020-11-28 02:59:39,565 INFO L274 CegarLoopResult]: For program point L255(lines 255 400) no Hoare annotation was computed. [2020-11-28 02:59:39,565 INFO L274 CegarLoopResult]: For program point L90(lines 90 400) no Hoare annotation was computed. [2020-11-28 02:59:39,566 INFO L274 CegarLoopResult]: For program point L355(lines 355 400) no Hoare annotation was computed. [2020-11-28 02:59:39,566 INFO L274 CegarLoopResult]: For program point L322(lines 322 400) no Hoare annotation was computed. [2020-11-28 02:59:39,566 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-28 02:59:39,566 INFO L274 CegarLoopResult]: For program point L124(lines 124 400) no Hoare annotation was computed. [2020-11-28 02:59:39,566 INFO L277 CegarLoopResult]: At program point L587(lines 587 604) the Hoare annotation is: true [2020-11-28 02:59:39,566 INFO L274 CegarLoopResult]: For program point L554-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,566 INFO L274 CegarLoopResult]: For program point L521-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,566 INFO L274 CegarLoopResult]: For program point L488-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,566 INFO L274 CegarLoopResult]: For program point L455-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,566 INFO L274 CegarLoopResult]: For program point L422-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,566 INFO L274 CegarLoopResult]: For program point L224(lines 224 400) no Hoare annotation was computed. [2020-11-28 02:59:39,567 INFO L274 CegarLoopResult]: For program point L158(lines 158 400) no Hoare annotation was computed. [2020-11-28 02:59:39,567 INFO L274 CegarLoopResult]: For program point L59(lines 59 400) no Hoare annotation was computed. [2020-11-28 02:59:39,567 INFO L274 CegarLoopResult]: For program point L555(line 555) no Hoare annotation was computed. [2020-11-28 02:59:39,567 INFO L274 CegarLoopResult]: For program point L522(line 522) no Hoare annotation was computed. [2020-11-28 02:59:39,567 INFO L274 CegarLoopResult]: For program point L489(line 489) no Hoare annotation was computed. [2020-11-28 02:59:39,567 INFO L274 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-11-28 02:59:39,567 INFO L274 CegarLoopResult]: For program point L423(line 423) no Hoare annotation was computed. [2020-11-28 02:59:39,567 INFO L274 CegarLoopResult]: For program point L94(lines 94 400) no Hoare annotation was computed. [2020-11-28 02:59:39,567 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-28 02:59:39,567 INFO L274 CegarLoopResult]: For program point L557-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,567 INFO L274 CegarLoopResult]: For program point L524-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,568 INFO L274 CegarLoopResult]: For program point L491-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,568 INFO L274 CegarLoopResult]: For program point L458-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,568 INFO L274 CegarLoopResult]: For program point L392(lines 392 400) no Hoare annotation was computed. [2020-11-28 02:59:39,569 INFO L274 CegarLoopResult]: For program point L425-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,569 INFO L274 CegarLoopResult]: For program point L326(lines 326 400) no Hoare annotation was computed. [2020-11-28 02:59:39,569 INFO L274 CegarLoopResult]: For program point L260(lines 260 400) no Hoare annotation was computed. [2020-11-28 02:59:39,569 INFO L274 CegarLoopResult]: For program point L558(line 558) no Hoare annotation was computed. [2020-11-28 02:59:39,569 INFO L274 CegarLoopResult]: For program point L525(line 525) no Hoare annotation was computed. [2020-11-28 02:59:39,569 INFO L274 CegarLoopResult]: For program point L492(line 492) no Hoare annotation was computed. [2020-11-28 02:59:39,569 INFO L274 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-11-28 02:59:39,569 INFO L274 CegarLoopResult]: For program point L426(line 426) no Hoare annotation was computed. [2020-11-28 02:59:39,570 INFO L274 CegarLoopResult]: For program point L228(lines 228 400) no Hoare annotation was computed. [2020-11-28 02:59:39,570 INFO L274 CegarLoopResult]: For program point L162(lines 162 400) no Hoare annotation was computed. [2020-11-28 02:59:39,571 INFO L274 CegarLoopResult]: For program point L129(lines 129 400) no Hoare annotation was computed. [2020-11-28 02:59:39,571 INFO L274 CegarLoopResult]: For program point L328(lines 328 400) no Hoare annotation was computed. [2020-11-28 02:59:39,571 INFO L274 CegarLoopResult]: For program point L196(lines 196 400) no Hoare annotation was computed. [2020-11-28 02:59:39,571 INFO L274 CegarLoopResult]: For program point L64(lines 64 400) no Hoare annotation was computed. [2020-11-28 02:59:39,571 INFO L274 CegarLoopResult]: For program point L560-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,571 INFO L270 CegarLoopResult]: At program point L593-2(lines 593 603) the Hoare annotation is: (let ((.cse0 (= ~a17~0 1))) (or (and (not (= ~a8~0 13)) (not (= ~a7~0 1)) .cse0) (and (= ~a21~0 1) (= ~a12~0 8) (<= ~a7~0 0) (= ~a20~0 1) .cse0) (<= ~a17~0 0) (<= ~a21~0 0) (and (<= ~a16~0 5) .cse0))) [2020-11-28 02:59:39,571 INFO L274 CegarLoopResult]: For program point L527-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,572 INFO L274 CegarLoopResult]: For program point L494-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,572 INFO L274 CegarLoopResult]: For program point L461-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,572 INFO L274 CegarLoopResult]: For program point L428-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,572 INFO L274 CegarLoopResult]: For program point L296(lines 296 400) no Hoare annotation was computed. [2020-11-28 02:59:39,572 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-28 02:59:39,572 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2020-11-28 02:59:39,572 INFO L274 CegarLoopResult]: For program point L561(line 561) no Hoare annotation was computed. [2020-11-28 02:59:39,573 INFO L274 CegarLoopResult]: For program point L528(line 528) no Hoare annotation was computed. [2020-11-28 02:59:39,573 INFO L274 CegarLoopResult]: For program point L495(line 495) no Hoare annotation was computed. [2020-11-28 02:59:39,573 INFO L274 CegarLoopResult]: For program point L462(line 462) no Hoare annotation was computed. [2020-11-28 02:59:39,573 INFO L274 CegarLoopResult]: For program point L429(line 429) no Hoare annotation was computed. [2020-11-28 02:59:39,573 INFO L274 CegarLoopResult]: For program point L363(lines 363 400) no Hoare annotation was computed. [2020-11-28 02:59:39,573 INFO L274 CegarLoopResult]: For program point L199(lines 199 400) no Hoare annotation was computed. [2020-11-28 02:59:39,573 INFO L274 CegarLoopResult]: For program point L563-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,573 INFO L274 CegarLoopResult]: For program point L530-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,573 INFO L274 CegarLoopResult]: For program point L497-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,574 INFO L274 CegarLoopResult]: For program point L464-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,574 INFO L274 CegarLoopResult]: For program point L431-1(lines 40 585) no Hoare annotation was computed. [2020-11-28 02:59:39,574 INFO L274 CegarLoopResult]: For program point L365(lines 365 400) no Hoare annotation was computed. [2020-11-28 02:59:39,574 INFO L274 CegarLoopResult]: For program point L266(lines 266 400) no Hoare annotation was computed. [2020-11-28 02:59:39,574 INFO L274 CegarLoopResult]: For program point L233(lines 233 400) no Hoare annotation was computed. [2020-11-28 02:59:39,574 INFO L274 CegarLoopResult]: For program point L134(lines 134 400) no Hoare annotation was computed. [2020-11-28 02:59:39,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 02:59:39 BoogieIcfgContainer [2020-11-28 02:59:39,603 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 02:59:39,603 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 02:59:39,604 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 02:59:39,604 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 02:59:39,604 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:59:28" (3/4) ... [2020-11-28 02:59:39,608 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 02:59:39,645 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-11-28 02:59:39,666 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-11-28 02:59:39,667 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 02:59:39,668 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 02:59:39,846 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_3f479a13-769b-4a64-844c-e4679842ff0d/bin/uautomizer/witness.graphml [2020-11-28 02:59:39,846 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 02:59:39,848 INFO L168 Benchmark]: Toolchain (without parser) took 13739.24 ms. Allocated memory was 90.2 MB in the beginning and 243.3 MB in the end (delta: 153.1 MB). Free memory was 59.0 MB in the beginning and 196.7 MB in the end (delta: -137.6 MB). Peak memory consumption was 141.1 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:39,849 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 90.2 MB. Free memory was 49.5 MB in the beginning and 49.5 MB in the end (delta: 34.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 02:59:39,850 INFO L168 Benchmark]: CACSL2BoogieTranslator took 641.55 ms. Allocated memory is still 90.2 MB. Free memory was 58.8 MB in the beginning and 51.1 MB in the end (delta: 7.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:39,850 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.80 ms. Allocated memory is still 90.2 MB. Free memory was 51.1 MB in the beginning and 45.5 MB in the end (delta: 5.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:39,850 INFO L168 Benchmark]: Boogie Preprocessor took 90.71 ms. Allocated memory is still 90.2 MB. Free memory was 45.5 MB in the beginning and 41.0 MB in the end (delta: 4.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:39,851 INFO L168 Benchmark]: RCFGBuilder took 1511.52 ms. Allocated memory was 90.2 MB in the beginning and 113.2 MB in the end (delta: 23.1 MB). Free memory was 41.0 MB in the beginning and 42.9 MB in the end (delta: -1.9 MB). Peak memory consumption was 36.7 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:39,851 INFO L168 Benchmark]: TraceAbstraction took 11149.01 ms. Allocated memory was 113.2 MB in the beginning and 243.3 MB in the end (delta: 130.0 MB). Free memory was 42.4 MB in the beginning and 73.2 MB in the end (delta: -30.8 MB). Peak memory consumption was 100.3 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:39,852 INFO L168 Benchmark]: Witness Printer took 243.08 ms. Allocated memory is still 243.3 MB. Free memory was 73.2 MB in the beginning and 196.7 MB in the end (delta: -123.5 MB). Peak memory consumption was 2.3 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:39,854 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 90.2 MB. Free memory was 49.5 MB in the beginning and 49.5 MB in the end (delta: 34.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 641.55 ms. Allocated memory is still 90.2 MB. Free memory was 58.8 MB in the beginning and 51.1 MB in the end (delta: 7.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 96.80 ms. Allocated memory is still 90.2 MB. Free memory was 51.1 MB in the beginning and 45.5 MB in the end (delta: 5.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 90.71 ms. Allocated memory is still 90.2 MB. Free memory was 45.5 MB in the beginning and 41.0 MB in the end (delta: 4.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1511.52 ms. Allocated memory was 90.2 MB in the beginning and 113.2 MB in the end (delta: 23.1 MB). Free memory was 41.0 MB in the beginning and 42.9 MB in the end (delta: -1.9 MB). Peak memory consumption was 36.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 11149.01 ms. Allocated memory was 113.2 MB in the beginning and 243.3 MB in the end (delta: 130.0 MB). Free memory was 42.4 MB in the beginning and 73.2 MB in the end (delta: -30.8 MB). Peak memory consumption was 100.3 MB. Max. memory is 16.1 GB. * Witness Printer took 243.08 ms. Allocated memory is still 243.3 MB. Free memory was 73.2 MB in the beginning and 196.7 MB in the end (delta: -123.5 MB). Peak memory consumption was 2.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 12]: 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: 40]: Loop Invariant Derived loop invariant: (((((!(a8 == 13) && !(a7 == 1)) && a17 == 1) || ((((a21 == 1 && a12 == 8) && a7 <= 0) && a20 == 1) && a17 == 1)) || a17 <= 0) || a21 <= 0) || (a16 <= 5 && a17 == 1) - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: (((((!(a8 == 13) && !(a7 == 1)) && a17 == 1) || ((((a21 == 1 && a12 == 8) && a7 <= 0) && a20 == 1) && a17 == 1)) || a17 <= 0) || a21 <= 0) || (a16 <= 5 && a17 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 199 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.8s, OverallIterations: 7, TraceHistogramMax: 7, AutomataDifference: 6.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 532 SDtfs, 1312 SDslu, 64 SDs, 0 SdLazy, 3157 SolverSat, 631 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 588 GetRequests, 569 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1707occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 786 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 36 NumberOfFragments, 85 HoareAnnotationTreeSize, 3 FomulaSimplifications, 524 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 52 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 1596 NumberOfCodeBlocks, 1596 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1586 ConstructedInterpolants, 0 QuantifiedInterpolants, 850198 SizeOfPredicates, 3 NumberOfNonLiveVariables, 1226 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 10 InterpolantComputations, 7 PerfectInterpolantSequences, 1074/1083 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...