./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label46.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7846cd11-5d86-4cd3-8659-d657865efad3/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7846cd11-5d86-4cd3-8659-d657865efad3/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7846cd11-5d86-4cd3-8659-d657865efad3/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7846cd11-5d86-4cd3-8659-d657865efad3/bin/uautomizer-DQz5hQGWxF/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label46.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7846cd11-5d86-4cd3-8659-d657865efad3/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7846cd11-5d86-4cd3-8659-d657865efad3/bin/uautomizer-DQz5hQGWxF --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 201cd0b9f7312851770c009ac8fff4b46d270c8816b37eb4df1c49891060a8fb --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 05:36:45,700 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 05:36:45,702 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 05:36:45,733 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 05:36:45,734 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 05:36:45,735 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 05:36:45,737 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 05:36:45,739 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 05:36:45,741 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 05:36:45,742 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 05:36:45,744 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 05:36:45,745 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 05:36:45,746 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 05:36:45,747 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 05:36:45,748 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 05:36:45,750 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 05:36:45,751 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 05:36:45,752 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 05:36:45,754 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 05:36:45,757 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 05:36:45,759 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 05:36:45,761 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 05:36:45,762 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 05:36:45,763 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 05:36:45,767 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 05:36:45,768 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 05:36:45,768 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 05:36:45,769 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 05:36:45,770 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 05:36:45,771 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 05:36:45,771 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 05:36:45,772 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 05:36:45,773 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 05:36:45,774 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 05:36:45,775 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 05:36:45,776 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 05:36:45,776 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 05:36:45,777 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 05:36:45,777 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 05:36:45,778 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 05:36:45,779 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 05:36:45,780 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7846cd11-5d86-4cd3-8659-d657865efad3/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-20 05:36:45,805 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 05:36:45,806 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 05:36:45,806 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 05:36:45,806 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 05:36:45,807 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 05:36:45,808 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 05:36:45,808 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 05:36:45,809 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 05:36:45,809 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 05:36:45,810 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 05:36:45,810 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 05:36:45,810 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 05:36:45,811 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 05:36:45,811 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 05:36:45,811 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 05:36:45,812 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 05:36:45,812 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 05:36:45,813 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 05:36:45,813 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 05:36:45,813 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 05:36:45,814 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 05:36:45,814 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 05:36:45,815 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 05:36:45,815 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 05:36:45,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 05:36:45,816 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 05:36:45,816 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 05:36:45,816 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 05:36:45,817 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 05:36:45,817 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 05:36:45,818 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 05:36:45,818 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-20 05:36:45,818 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 05:36:45,819 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 05:36:45,819 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_worker_vcloud-master_on_vcloud-master/run_dir_7846cd11-5d86-4cd3-8659-d657865efad3/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7846cd11-5d86-4cd3-8659-d657865efad3/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 201cd0b9f7312851770c009ac8fff4b46d270c8816b37eb4df1c49891060a8fb [2021-11-20 05:36:46,066 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 05:36:46,085 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 05:36:46,088 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 05:36:46,089 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 05:36:46,090 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 05:36:46,091 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7846cd11-5d86-4cd3-8659-d657865efad3/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/eca-rers2012/Problem11_label46.c [2021-11-20 05:36:46,153 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7846cd11-5d86-4cd3-8659-d657865efad3/bin/uautomizer-DQz5hQGWxF/data/6cfc8ef6d/6e6563e1315a4fedbb15bbb3c977d027/FLAGb314d2e15 [2021-11-20 05:36:46,762 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 05:36:46,763 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7846cd11-5d86-4cd3-8659-d657865efad3/sv-benchmarks/c/eca-rers2012/Problem11_label46.c [2021-11-20 05:36:46,781 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7846cd11-5d86-4cd3-8659-d657865efad3/bin/uautomizer-DQz5hQGWxF/data/6cfc8ef6d/6e6563e1315a4fedbb15bbb3c977d027/FLAGb314d2e15 [2021-11-20 05:36:46,984 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7846cd11-5d86-4cd3-8659-d657865efad3/bin/uautomizer-DQz5hQGWxF/data/6cfc8ef6d/6e6563e1315a4fedbb15bbb3c977d027 [2021-11-20 05:36:46,988 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 05:36:46,992 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 05:36:46,994 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 05:36:46,994 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 05:36:46,999 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 05:36:47,000 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:36:46" (1/1) ... [2021-11-20 05:36:47,002 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c0036e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:47, skipping insertion in model container [2021-11-20 05:36:47,002 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:36:46" (1/1) ... [2021-11-20 05:36:47,010 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 05:36:47,095 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 05:36:47,394 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7846cd11-5d86-4cd3-8659-d657865efad3/sv-benchmarks/c/eca-rers2012/Problem11_label46.c[8949,8962] [2021-11-20 05:36:47,657 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 05:36:47,676 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 05:36:47,738 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7846cd11-5d86-4cd3-8659-d657865efad3/sv-benchmarks/c/eca-rers2012/Problem11_label46.c[8949,8962] [2021-11-20 05:36:47,951 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 05:36:47,966 INFO L208 MainTranslator]: Completed translation [2021-11-20 05:36:47,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:47 WrapperNode [2021-11-20 05:36:47,967 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 05:36:47,969 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 05:36:47,969 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 05:36:47,969 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 05:36:47,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:47" (1/1) ... [2021-11-20 05:36:48,021 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:47" (1/1) ... [2021-11-20 05:36:48,138 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 999 [2021-11-20 05:36:48,138 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 05:36:48,139 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 05:36:48,139 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 05:36:48,140 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 05:36:48,147 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:47" (1/1) ... [2021-11-20 05:36:48,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:47" (1/1) ... [2021-11-20 05:36:48,162 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:47" (1/1) ... [2021-11-20 05:36:48,163 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:47" (1/1) ... [2021-11-20 05:36:48,221 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:47" (1/1) ... [2021-11-20 05:36:48,231 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:47" (1/1) ... [2021-11-20 05:36:48,250 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:47" (1/1) ... [2021-11-20 05:36:48,271 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 05:36:48,272 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 05:36:48,273 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 05:36:48,273 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 05:36:48,274 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:47" (1/1) ... [2021-11-20 05:36:48,281 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 05:36:48,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7846cd11-5d86-4cd3-8659-d657865efad3/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:36:48,302 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7846cd11-5d86-4cd3-8659-d657865efad3/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 05:36:48,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7846cd11-5d86-4cd3-8659-d657865efad3/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 05:36:48,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 05:36:48,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 05:36:48,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 05:36:48,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 05:36:48,417 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 05:36:48,419 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 05:36:50,001 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 05:36:50,012 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 05:36:50,012 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-20 05:36:50,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:36:50 BoogieIcfgContainer [2021-11-20 05:36:50,015 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 05:36:50,017 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 05:36:50,017 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 05:36:50,020 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 05:36:50,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 05:36:46" (1/3) ... [2021-11-20 05:36:50,021 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d42f634 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 05:36:50, skipping insertion in model container [2021-11-20 05:36:50,021 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:36:47" (2/3) ... [2021-11-20 05:36:50,022 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d42f634 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 05:36:50, skipping insertion in model container [2021-11-20 05:36:50,022 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:36:50" (3/3) ... [2021-11-20 05:36:50,023 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem11_label46.c [2021-11-20 05:36:50,028 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 05:36:50,029 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-20 05:36:50,078 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-20 05:36:50,085 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-20 05:36:50,085 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-20 05:36:50,108 INFO L276 IsEmpty]: Start isEmpty. Operand has 283 states, 281 states have (on average 1.7153024911032029) internal successors, (482), 282 states have internal predecessors, (482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:50,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-20 05:36:50,120 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:36:50,121 INFO L514 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] [2021-11-20 05:36:50,121 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 05:36:50,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:50,127 INFO L85 PathProgramCache]: Analyzing trace with hash 531730986, now seen corresponding path program 1 times [2021-11-20 05:36:50,137 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:50,138 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149476976] [2021-11-20 05:36:50,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:50,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:50,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:50,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:36:50,477 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:36:50,477 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149476976] [2021-11-20 05:36:50,478 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [149476976] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:36:50,478 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:36:50,479 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-20 05:36:50,480 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781895020] [2021-11-20 05:36:50,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:36:50,486 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 05:36:50,486 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:36:50,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 05:36:50,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 05:36:50,533 INFO L87 Difference]: Start difference. First operand has 283 states, 281 states have (on average 1.7153024911032029) internal successors, (482), 282 states have internal predecessors, (482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 2 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:51,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:36:51,798 INFO L93 Difference]: Finished difference Result 776 states and 1363 transitions. [2021-11-20 05:36:51,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 05:36:51,800 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 2 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62 [2021-11-20 05:36:51,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:36:51,824 INFO L225 Difference]: With dead ends: 776 [2021-11-20 05:36:51,825 INFO L226 Difference]: Without dead ends: 413 [2021-11-20 05:36:51,833 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 05:36:51,839 INFO L933 BasicCegarLoop]: 168 mSDtfsCounter, 165 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 632 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 196 SdHoareTripleChecker+Invalid, 763 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 632 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-20 05:36:51,840 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [165 Valid, 196 Invalid, 763 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 632 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-11-20 05:36:51,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2021-11-20 05:36:51,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 411. [2021-11-20 05:36:51,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 411 states, 410 states have (on average 1.4585365853658536) internal successors, (598), 410 states have internal predecessors, (598), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:51,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 411 states and 598 transitions. [2021-11-20 05:36:51,904 INFO L78 Accepts]: Start accepts. Automaton has 411 states and 598 transitions. Word has length 62 [2021-11-20 05:36:51,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:36:51,905 INFO L470 AbstractCegarLoop]: Abstraction has 411 states and 598 transitions. [2021-11-20 05:36:51,905 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 2 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:51,905 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 598 transitions. [2021-11-20 05:36:51,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-20 05:36:51,911 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:36:51,912 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:36:51,912 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-20 05:36:51,912 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 05:36:51,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:51,913 INFO L85 PathProgramCache]: Analyzing trace with hash -1066754174, now seen corresponding path program 1 times [2021-11-20 05:36:51,913 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:51,913 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667810367] [2021-11-20 05:36:51,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:51,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:51,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:52,099 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:36:52,099 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:36:52,100 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [667810367] [2021-11-20 05:36:52,100 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [667810367] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:36:52,100 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:36:52,100 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-20 05:36:52,101 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898839444] [2021-11-20 05:36:52,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:36:52,103 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 05:36:52,103 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:36:52,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 05:36:52,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 05:36:52,105 INFO L87 Difference]: Start difference. First operand 411 states and 598 transitions. Second operand has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 2 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:52,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:36:52,903 INFO L93 Difference]: Finished difference Result 1209 states and 1765 transitions. [2021-11-20 05:36:52,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 05:36:52,903 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 2 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2021-11-20 05:36:52,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:36:52,908 INFO L225 Difference]: With dead ends: 1209 [2021-11-20 05:36:52,908 INFO L226 Difference]: Without dead ends: 800 [2021-11-20 05:36:52,909 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 05:36:52,911 INFO L933 BasicCegarLoop]: 103 mSDtfsCounter, 142 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 523 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 671 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 523 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-20 05:36:52,911 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [142 Valid, 122 Invalid, 671 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 523 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-11-20 05:36:52,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2021-11-20 05:36:52,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 787. [2021-11-20 05:36:52,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 787 states, 786 states have (on average 1.3842239185750635) internal successors, (1088), 786 states have internal predecessors, (1088), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:52,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 787 states and 1088 transitions. [2021-11-20 05:36:52,953 INFO L78 Accepts]: Start accepts. Automaton has 787 states and 1088 transitions. Word has length 130 [2021-11-20 05:36:52,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:36:52,954 INFO L470 AbstractCegarLoop]: Abstraction has 787 states and 1088 transitions. [2021-11-20 05:36:52,954 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 2 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:52,954 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1088 transitions. [2021-11-20 05:36:52,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-20 05:36:52,958 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:36:52,959 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:36:52,959 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-20 05:36:52,959 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 05:36:52,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:52,960 INFO L85 PathProgramCache]: Analyzing trace with hash 1046029789, now seen corresponding path program 1 times [2021-11-20 05:36:52,960 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:52,960 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269743966] [2021-11-20 05:36:52,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:52,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:52,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:53,075 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:36:53,075 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:36:53,075 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269743966] [2021-11-20 05:36:53,076 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [269743966] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:36:53,076 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:36:53,076 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-20 05:36:53,076 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486156301] [2021-11-20 05:36:53,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:36:53,077 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 05:36:53,077 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:36:53,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 05:36:53,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 05:36:53,078 INFO L87 Difference]: Start difference. First operand 787 states and 1088 transitions. Second operand has 3 states, 3 states have (on average 44.0) internal successors, (132), 2 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:53,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:36:53,851 INFO L93 Difference]: Finished difference Result 1942 states and 2629 transitions. [2021-11-20 05:36:53,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 05:36:53,858 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 2 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2021-11-20 05:36:53,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:36:53,865 INFO L225 Difference]: With dead ends: 1942 [2021-11-20 05:36:53,865 INFO L226 Difference]: Without dead ends: 1157 [2021-11-20 05:36:53,866 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 05:36:53,868 INFO L933 BasicCegarLoop]: 168 mSDtfsCounter, 119 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 531 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 190 SdHoareTripleChecker+Invalid, 568 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 531 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-20 05:36:53,868 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [119 Valid, 190 Invalid, 568 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 531 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-11-20 05:36:53,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1157 states. [2021-11-20 05:36:53,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1157 to 1156. [2021-11-20 05:36:53,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1156 states, 1155 states have (on average 1.277056277056277) internal successors, (1475), 1155 states have internal predecessors, (1475), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:53,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 1156 states and 1475 transitions. [2021-11-20 05:36:53,904 INFO L78 Accepts]: Start accepts. Automaton has 1156 states and 1475 transitions. Word has length 132 [2021-11-20 05:36:53,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:36:53,905 INFO L470 AbstractCegarLoop]: Abstraction has 1156 states and 1475 transitions. [2021-11-20 05:36:53,905 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 2 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:53,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1475 transitions. [2021-11-20 05:36:53,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-20 05:36:53,909 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:36:53,910 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-11-20 05:36:53,910 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-20 05:36:53,910 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 05:36:53,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:53,911 INFO L85 PathProgramCache]: Analyzing trace with hash -1696825530, now seen corresponding path program 1 times [2021-11-20 05:36:53,911 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:53,912 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500594629] [2021-11-20 05:36:53,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:53,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:53,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:54,104 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:36:54,108 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:36:54,108 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500594629] [2021-11-20 05:36:54,109 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1500594629] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:36:54,109 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:36:54,109 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 05:36:54,109 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393540131] [2021-11-20 05:36:54,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:36:54,110 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 05:36:54,110 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:36:54,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 05:36:54,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 05:36:54,111 INFO L87 Difference]: Start difference. First operand 1156 states and 1475 transitions. Second operand has 3 states, 3 states have (on average 58.0) internal successors, (174), 3 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:54,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:36:54,930 INFO L93 Difference]: Finished difference Result 2691 states and 3513 transitions. [2021-11-20 05:36:54,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 05:36:54,931 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 58.0) internal successors, (174), 3 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 174 [2021-11-20 05:36:54,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:36:54,941 INFO L225 Difference]: With dead ends: 2691 [2021-11-20 05:36:54,941 INFO L226 Difference]: Without dead ends: 1721 [2021-11-20 05:36:54,943 INFO L932 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 [2021-11-20 05:36:54,944 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 144 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 548 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 336 SdHoareTripleChecker+Invalid, 647 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 548 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-20 05:36:54,945 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [144 Valid, 336 Invalid, 647 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 548 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-11-20 05:36:54,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1721 states. [2021-11-20 05:36:54,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1721 to 1528. [2021-11-20 05:36:54,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1528 states, 1527 states have (on average 1.260641781270465) internal successors, (1925), 1527 states have internal predecessors, (1925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:54,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 1528 states and 1925 transitions. [2021-11-20 05:36:54,985 INFO L78 Accepts]: Start accepts. Automaton has 1528 states and 1925 transitions. Word has length 174 [2021-11-20 05:36:54,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:36:54,986 INFO L470 AbstractCegarLoop]: Abstraction has 1528 states and 1925 transitions. [2021-11-20 05:36:54,986 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 58.0) internal successors, (174), 3 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:54,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 1925 transitions. [2021-11-20 05:36:54,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2021-11-20 05:36:54,990 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:36:54,990 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:36:54,990 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-20 05:36:54,991 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 05:36:54,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:54,991 INFO L85 PathProgramCache]: Analyzing trace with hash 800976377, now seen corresponding path program 1 times [2021-11-20 05:36:54,992 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:54,992 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289891342] [2021-11-20 05:36:54,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:54,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:55,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:55,156 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-11-20 05:36:55,157 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:36:55,157 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289891342] [2021-11-20 05:36:55,157 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289891342] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:36:55,157 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:36:55,157 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 05:36:55,158 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949807975] [2021-11-20 05:36:55,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:36:55,159 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 05:36:55,159 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:36:55,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 05:36:55,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 05:36:55,160 INFO L87 Difference]: Start difference. First operand 1528 states and 1925 transitions. Second operand has 3 states, 3 states have (on average 58.666666666666664) internal successors, (176), 3 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:56,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:36:56,057 INFO L93 Difference]: Finished difference Result 4160 states and 5315 transitions. [2021-11-20 05:36:56,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 05:36:56,058 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 58.666666666666664) internal successors, (176), 3 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 244 [2021-11-20 05:36:56,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:36:56,076 INFO L225 Difference]: With dead ends: 4160 [2021-11-20 05:36:56,076 INFO L226 Difference]: Without dead ends: 2634 [2021-11-20 05:36:56,079 INFO L932 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 [2021-11-20 05:36:56,080 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 152 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 583 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 352 SdHoareTripleChecker+Invalid, 675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 583 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2021-11-20 05:36:56,080 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [152 Valid, 352 Invalid, 675 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 583 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2021-11-20 05:36:56,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2634 states. [2021-11-20 05:36:56,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2634 to 2634. [2021-11-20 05:36:56,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2634 states, 2633 states have (on average 1.2468666919863274) internal successors, (3283), 2633 states have internal predecessors, (3283), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:56,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2634 states to 2634 states and 3283 transitions. [2021-11-20 05:36:56,146 INFO L78 Accepts]: Start accepts. Automaton has 2634 states and 3283 transitions. Word has length 244 [2021-11-20 05:36:56,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:36:56,148 INFO L470 AbstractCegarLoop]: Abstraction has 2634 states and 3283 transitions. [2021-11-20 05:36:56,149 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 58.666666666666664) internal successors, (176), 3 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:56,152 INFO L276 IsEmpty]: Start isEmpty. Operand 2634 states and 3283 transitions. [2021-11-20 05:36:56,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-11-20 05:36:56,157 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:36:56,158 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:36:56,158 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-20 05:36:56,160 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 05:36:56,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:56,161 INFO L85 PathProgramCache]: Analyzing trace with hash 531389150, now seen corresponding path program 1 times [2021-11-20 05:36:56,161 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:56,167 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086226158] [2021-11-20 05:36:56,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:56,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:56,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:56,285 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-20 05:36:56,285 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:36:56,285 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086226158] [2021-11-20 05:36:56,285 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1086226158] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:36:56,286 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:36:56,286 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-20 05:36:56,286 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692687011] [2021-11-20 05:36:56,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:36:56,287 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 05:36:56,287 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:36:56,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 05:36:56,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 05:36:56,288 INFO L87 Difference]: Start difference. First operand 2634 states and 3283 transitions. Second operand has 3 states, 3 states have (on average 65.33333333333333) internal successors, (196), 2 states have internal predecessors, (196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:57,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:36:57,084 INFO L93 Difference]: Finished difference Result 6553 states and 8157 transitions. [2021-11-20 05:36:57,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 05:36:57,084 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 65.33333333333333) internal successors, (196), 2 states have internal predecessors, (196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 255 [2021-11-20 05:36:57,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:36:57,106 INFO L225 Difference]: With dead ends: 6553 [2021-11-20 05:36:57,106 INFO L226 Difference]: Without dead ends: 3921 [2021-11-20 05:36:57,110 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 05:36:57,111 INFO L933 BasicCegarLoop]: 131 mSDtfsCounter, 115 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 448 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 155 SdHoareTripleChecker+Invalid, 609 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 448 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-20 05:36:57,111 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [115 Valid, 155 Invalid, 609 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 448 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-11-20 05:36:57,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3921 states. [2021-11-20 05:36:57,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3921 to 3185. [2021-11-20 05:36:57,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3185 states, 3184 states have (on average 1.1699120603015076) internal successors, (3725), 3184 states have internal predecessors, (3725), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:57,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3185 states to 3185 states and 3725 transitions. [2021-11-20 05:36:57,204 INFO L78 Accepts]: Start accepts. Automaton has 3185 states and 3725 transitions. Word has length 255 [2021-11-20 05:36:57,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:36:57,205 INFO L470 AbstractCegarLoop]: Abstraction has 3185 states and 3725 transitions. [2021-11-20 05:36:57,205 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 65.33333333333333) internal successors, (196), 2 states have internal predecessors, (196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:57,205 INFO L276 IsEmpty]: Start isEmpty. Operand 3185 states and 3725 transitions. [2021-11-20 05:36:57,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2021-11-20 05:36:57,211 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:36:57,211 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:36:57,211 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-20 05:36:57,211 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 05:36:57,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:57,212 INFO L85 PathProgramCache]: Analyzing trace with hash -1060462334, now seen corresponding path program 1 times [2021-11-20 05:36:57,212 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:57,212 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412622215] [2021-11-20 05:36:57,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:57,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:57,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:57,347 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2021-11-20 05:36:57,347 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:36:57,347 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412622215] [2021-11-20 05:36:57,347 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1412622215] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:36:57,347 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:36:57,347 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 05:36:57,348 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464070052] [2021-11-20 05:36:57,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:36:57,348 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 05:36:57,348 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:36:57,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 05:36:57,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 05:36:57,349 INFO L87 Difference]: Start difference. First operand 3185 states and 3725 transitions. Second operand has 3 states, 3 states have (on average 58.666666666666664) internal successors, (176), 3 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:58,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:36:58,247 INFO L93 Difference]: Finished difference Result 7108 states and 8338 transitions. [2021-11-20 05:36:58,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 05:36:58,248 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 58.666666666666664) internal successors, (176), 3 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 271 [2021-11-20 05:36:58,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:36:58,269 INFO L225 Difference]: With dead ends: 7108 [2021-11-20 05:36:58,269 INFO L226 Difference]: Without dead ends: 3925 [2021-11-20 05:36:58,273 INFO L932 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 [2021-11-20 05:36:58,274 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 139 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 574 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 372 SdHoareTripleChecker+Invalid, 668 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 574 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-20 05:36:58,275 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [139 Valid, 372 Invalid, 668 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 574 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-11-20 05:36:58,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3925 states. [2021-11-20 05:36:58,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3925 to 3736. [2021-11-20 05:36:58,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3736 states, 3735 states have (on average 1.1606425702811245) internal successors, (4335), 3735 states have internal predecessors, (4335), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:58,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3736 states to 3736 states and 4335 transitions. [2021-11-20 05:36:58,402 INFO L78 Accepts]: Start accepts. Automaton has 3736 states and 4335 transitions. Word has length 271 [2021-11-20 05:36:58,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:36:58,403 INFO L470 AbstractCegarLoop]: Abstraction has 3736 states and 4335 transitions. [2021-11-20 05:36:58,403 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 58.666666666666664) internal successors, (176), 3 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:58,403 INFO L276 IsEmpty]: Start isEmpty. Operand 3736 states and 4335 transitions. [2021-11-20 05:36:58,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2021-11-20 05:36:58,409 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:36:58,410 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:36:58,410 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-20 05:36:58,410 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 05:36:58,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:58,412 INFO L85 PathProgramCache]: Analyzing trace with hash 639036590, now seen corresponding path program 1 times [2021-11-20 05:36:58,412 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:58,412 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669978233] [2021-11-20 05:36:58,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:58,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:58,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:58,620 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-11-20 05:36:58,620 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:36:58,621 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669978233] [2021-11-20 05:36:58,621 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669978233] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:36:58,621 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:36:58,621 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 05:36:58,622 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456549670] [2021-11-20 05:36:58,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:36:58,622 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 05:36:58,623 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:36:58,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 05:36:58,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 05:36:58,623 INFO L87 Difference]: Start difference. First operand 3736 states and 4335 transitions. Second operand has 3 states, 3 states have (on average 63.666666666666664) internal successors, (191), 3 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:59,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:36:59,420 INFO L93 Difference]: Finished difference Result 8579 states and 9918 transitions. [2021-11-20 05:36:59,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 05:36:59,421 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 63.666666666666664) internal successors, (191), 3 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 284 [2021-11-20 05:36:59,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:36:59,446 INFO L225 Difference]: With dead ends: 8579 [2021-11-20 05:36:59,446 INFO L226 Difference]: Without dead ends: 4845 [2021-11-20 05:36:59,451 INFO L932 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 [2021-11-20 05:36:59,452 INFO L933 BasicCegarLoop]: 361 mSDtfsCounter, 158 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 566 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 390 SdHoareTripleChecker+Invalid, 580 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-20 05:36:59,452 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [158 Valid, 390 Invalid, 580 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 566 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-11-20 05:36:59,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4845 states. [2021-11-20 05:36:59,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4845 to 4844. [2021-11-20 05:36:59,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4844 states, 4843 states have (on average 1.1525913689861655) internal successors, (5582), 4843 states have internal predecessors, (5582), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:59,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4844 states to 4844 states and 5582 transitions. [2021-11-20 05:36:59,562 INFO L78 Accepts]: Start accepts. Automaton has 4844 states and 5582 transitions. Word has length 284 [2021-11-20 05:36:59,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:36:59,562 INFO L470 AbstractCegarLoop]: Abstraction has 4844 states and 5582 transitions. [2021-11-20 05:36:59,563 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 63.666666666666664) internal successors, (191), 3 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:59,563 INFO L276 IsEmpty]: Start isEmpty. Operand 4844 states and 5582 transitions. [2021-11-20 05:36:59,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2021-11-20 05:36:59,570 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:36:59,571 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-11-20 05:36:59,571 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-20 05:36:59,571 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 05:36:59,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:59,572 INFO L85 PathProgramCache]: Analyzing trace with hash -1603746634, now seen corresponding path program 1 times [2021-11-20 05:36:59,572 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:59,572 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571091967] [2021-11-20 05:36:59,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:59,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:59,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:59,744 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2021-11-20 05:36:59,745 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:36:59,745 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571091967] [2021-11-20 05:36:59,745 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571091967] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:36:59,745 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:36:59,745 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 05:36:59,746 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290580114] [2021-11-20 05:36:59,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:36:59,747 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 05:36:59,747 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:36:59,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 05:36:59,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 05:36:59,748 INFO L87 Difference]: Start difference. First operand 4844 states and 5582 transitions. Second operand has 3 states, 3 states have (on average 63.666666666666664) internal successors, (191), 3 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:37:00,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:37:00,512 INFO L93 Difference]: Finished difference Result 10238 states and 11865 transitions. [2021-11-20 05:37:00,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 05:37:00,513 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 63.666666666666664) internal successors, (191), 3 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 293 [2021-11-20 05:37:00,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:37:00,542 INFO L225 Difference]: With dead ends: 10238 [2021-11-20 05:37:00,543 INFO L226 Difference]: Without dead ends: 5764 [2021-11-20 05:37:00,548 INFO L932 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 [2021-11-20 05:37:00,550 INFO L933 BasicCegarLoop]: 357 mSDtfsCounter, 130 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 524 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 384 SdHoareTripleChecker+Invalid, 562 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 524 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-20 05:37:00,551 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [130 Valid, 384 Invalid, 562 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 524 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-11-20 05:37:00,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5764 states. [2021-11-20 05:37:00,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5764 to 5212. [2021-11-20 05:37:00,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5212 states, 5211 states have (on average 1.146421032431395) internal successors, (5974), 5211 states have internal predecessors, (5974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:37:00,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5212 states to 5212 states and 5974 transitions. [2021-11-20 05:37:00,657 INFO L78 Accepts]: Start accepts. Automaton has 5212 states and 5974 transitions. Word has length 293 [2021-11-20 05:37:00,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:37:00,657 INFO L470 AbstractCegarLoop]: Abstraction has 5212 states and 5974 transitions. [2021-11-20 05:37:00,658 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 63.666666666666664) internal successors, (191), 3 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:37:00,658 INFO L276 IsEmpty]: Start isEmpty. Operand 5212 states and 5974 transitions. [2021-11-20 05:37:00,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2021-11-20 05:37:00,666 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:37:00,667 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-11-20 05:37:00,667 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-20 05:37:00,667 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 05:37:00,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:37:00,671 INFO L85 PathProgramCache]: Analyzing trace with hash -971055813, now seen corresponding path program 1 times [2021-11-20 05:37:00,672 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:37:00,672 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449686371] [2021-11-20 05:37:00,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:37:00,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:37:00,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:00,831 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-20 05:37:00,832 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:37:00,832 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449686371] [2021-11-20 05:37:00,832 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1449686371] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:37:00,832 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:37:00,832 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 05:37:00,833 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881198443] [2021-11-20 05:37:00,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:37:00,833 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 05:37:00,834 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:37:00,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 05:37:00,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 05:37:00,834 INFO L87 Difference]: Start difference. First operand 5212 states and 5974 transitions. Second operand has 3 states, 3 states have (on average 70.33333333333333) internal successors, (211), 3 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:37:01,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:37:01,667 INFO L93 Difference]: Finished difference Result 12262 states and 14255 transitions. [2021-11-20 05:37:01,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 05:37:01,668 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 70.33333333333333) internal successors, (211), 3 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 321 [2021-11-20 05:37:01,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:37:01,697 INFO L225 Difference]: With dead ends: 12262 [2021-11-20 05:37:01,697 INFO L226 Difference]: Without dead ends: 7420 [2021-11-20 05:37:01,704 INFO L932 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 [2021-11-20 05:37:01,704 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 147 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 506 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 342 SdHoareTripleChecker+Invalid, 652 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 506 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-20 05:37:01,705 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [147 Valid, 342 Invalid, 652 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 506 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-11-20 05:37:01,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7420 states. [2021-11-20 05:37:01,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7420 to 7235. [2021-11-20 05:37:01,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7235 states, 7234 states have (on average 1.1385125794857618) internal successors, (8236), 7234 states have internal predecessors, (8236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:37:01,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7235 states to 7235 states and 8236 transitions. [2021-11-20 05:37:01,838 INFO L78 Accepts]: Start accepts. Automaton has 7235 states and 8236 transitions. Word has length 321 [2021-11-20 05:37:01,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:37:01,838 INFO L470 AbstractCegarLoop]: Abstraction has 7235 states and 8236 transitions. [2021-11-20 05:37:01,839 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 70.33333333333333) internal successors, (211), 3 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:37:01,839 INFO L276 IsEmpty]: Start isEmpty. Operand 7235 states and 8236 transitions. [2021-11-20 05:37:01,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2021-11-20 05:37:01,858 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:37:01,858 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:37:01,858 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-20 05:37:01,859 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 05:37:01,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:37:01,859 INFO L85 PathProgramCache]: Analyzing trace with hash 1551061136, now seen corresponding path program 1 times [2021-11-20 05:37:01,859 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:37:01,860 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936264223] [2021-11-20 05:37:01,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:37:01,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:37:01,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:02,054 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 417 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-20 05:37:02,054 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:37:02,055 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936264223] [2021-11-20 05:37:02,055 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936264223] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:37:02,055 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:37:02,055 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 05:37:02,055 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455019748] [2021-11-20 05:37:02,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:37:02,056 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 05:37:02,056 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:37:02,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 05:37:02,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 05:37:02,057 INFO L87 Difference]: Start difference. First operand 7235 states and 8236 transitions. Second operand has 3 states, 3 states have (on average 108.0) internal successors, (324), 3 states have internal predecessors, (324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:37:02,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:37:02,966 INFO L93 Difference]: Finished difference Result 15954 states and 18177 transitions. [2021-11-20 05:37:02,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 05:37:02,974 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 108.0) internal successors, (324), 3 states have internal predecessors, (324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 434 [2021-11-20 05:37:02,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:37:02,992 INFO L225 Difference]: With dead ends: 15954 [2021-11-20 05:37:02,992 INFO L226 Difference]: Without dead ends: 8905 [2021-11-20 05:37:03,002 INFO L932 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 [2021-11-20 05:37:03,003 INFO L933 BasicCegarLoop]: 161 mSDtfsCounter, 67 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 580 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 180 SdHoareTripleChecker+Invalid, 632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 580 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-20 05:37:03,004 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [67 Valid, 180 Invalid, 632 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 580 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-11-20 05:37:03,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8905 states. [2021-11-20 05:37:03,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8905 to 8891. [2021-11-20 05:37:03,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8891 states, 8890 states have (on average 1.1227221597300336) internal successors, (9981), 8890 states have internal predecessors, (9981), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:37:03,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8891 states to 8891 states and 9981 transitions. [2021-11-20 05:37:03,153 INFO L78 Accepts]: Start accepts. Automaton has 8891 states and 9981 transitions. Word has length 434 [2021-11-20 05:37:03,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:37:03,154 INFO L470 AbstractCegarLoop]: Abstraction has 8891 states and 9981 transitions. [2021-11-20 05:37:03,154 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 108.0) internal successors, (324), 3 states have internal predecessors, (324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:37:03,154 INFO L276 IsEmpty]: Start isEmpty. Operand 8891 states and 9981 transitions. [2021-11-20 05:37:03,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 487 [2021-11-20 05:37:03,180 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:37:03,180 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:37:03,181 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-20 05:37:03,181 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 05:37:03,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:37:03,182 INFO L85 PathProgramCache]: Analyzing trace with hash 531016907, now seen corresponding path program 1 times [2021-11-20 05:37:03,182 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:37:03,182 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139279771] [2021-11-20 05:37:03,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:37:03,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:37:03,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:03,388 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 632 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-20 05:37:03,388 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:37:03,388 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139279771] [2021-11-20 05:37:03,388 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139279771] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:37:03,388 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:37:03,389 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 05:37:03,389 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977810916] [2021-11-20 05:37:03,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:37:03,390 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 05:37:03,390 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:37:03,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 05:37:03,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 05:37:03,391 INFO L87 Difference]: Start difference. First operand 8891 states and 9981 transitions. Second operand has 3 states, 3 states have (on average 116.66666666666667) internal successors, (350), 3 states have internal predecessors, (350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:37:04,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:37:04,250 INFO L93 Difference]: Finished difference Result 18699 states and 21106 transitions. [2021-11-20 05:37:04,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 05:37:04,251 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 116.66666666666667) internal successors, (350), 3 states have internal predecessors, (350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 486 [2021-11-20 05:37:04,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:37:04,269 INFO L225 Difference]: With dead ends: 18699 [2021-11-20 05:37:04,270 INFO L226 Difference]: Without dead ends: 10178 [2021-11-20 05:37:04,278 INFO L932 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 [2021-11-20 05:37:04,280 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 70 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 571 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 354 SdHoareTripleChecker+Invalid, 609 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 571 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-20 05:37:04,281 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [70 Valid, 354 Invalid, 609 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 571 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-11-20 05:37:04,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10178 states. [2021-11-20 05:37:04,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10178 to 9994. [2021-11-20 05:37:04,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9994 states, 9993 states have (on average 1.1252877013909737) internal successors, (11245), 9993 states have internal predecessors, (11245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:37:04,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9994 states to 9994 states and 11245 transitions. [2021-11-20 05:37:04,431 INFO L78 Accepts]: Start accepts. Automaton has 9994 states and 11245 transitions. Word has length 486 [2021-11-20 05:37:04,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:37:04,432 INFO L470 AbstractCegarLoop]: Abstraction has 9994 states and 11245 transitions. [2021-11-20 05:37:04,433 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 116.66666666666667) internal successors, (350), 3 states have internal predecessors, (350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:37:04,433 INFO L276 IsEmpty]: Start isEmpty. Operand 9994 states and 11245 transitions. [2021-11-20 05:37:04,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 523 [2021-11-20 05:37:04,463 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:37:04,464 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-11-20 05:37:04,464 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-20 05:37:04,464 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 05:37:04,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:37:04,465 INFO L85 PathProgramCache]: Analyzing trace with hash -236333549, now seen corresponding path program 1 times [2021-11-20 05:37:04,465 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:37:04,465 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614284374] [2021-11-20 05:37:04,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:37:04,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:37:04,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:04,666 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 586 proven. 0 refuted. 0 times theorem prover too weak. 251 trivial. 0 not checked. [2021-11-20 05:37:04,666 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:37:04,667 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1614284374] [2021-11-20 05:37:04,667 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1614284374] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:37:04,667 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:37:04,667 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 05:37:04,668 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827831475] [2021-11-20 05:37:04,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:37:04,669 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 05:37:04,669 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:37:04,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 05:37:04,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 05:37:04,670 INFO L87 Difference]: Start difference. First operand 9994 states and 11245 transitions. Second operand has 3 states, 3 states have (on average 111.0) internal successors, (333), 3 states have internal predecessors, (333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:37:05,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:37:05,491 INFO L93 Difference]: Finished difference Result 22027 states and 24894 transitions. [2021-11-20 05:37:05,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 05:37:05,492 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 111.0) internal successors, (333), 3 states have internal predecessors, (333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 522 [2021-11-20 05:37:05,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:37:05,513 INFO L225 Difference]: With dead ends: 22027 [2021-11-20 05:37:05,514 INFO L226 Difference]: Without dead ends: 12403 [2021-11-20 05:37:05,523 INFO L932 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 [2021-11-20 05:37:05,524 INFO L933 BasicCegarLoop]: 110 mSDtfsCounter, 139 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 578 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 646 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 578 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-20 05:37:05,525 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [139 Valid, 133 Invalid, 646 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 578 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-11-20 05:37:05,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12403 states. [2021-11-20 05:37:05,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12403 to 12215. [2021-11-20 05:37:05,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12215 states, 12214 states have (on average 1.1200261994432619) internal successors, (13680), 12214 states have internal predecessors, (13680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:37:05,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12215 states to 12215 states and 13680 transitions. [2021-11-20 05:37:05,688 INFO L78 Accepts]: Start accepts. Automaton has 12215 states and 13680 transitions. Word has length 522 [2021-11-20 05:37:05,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:37:05,689 INFO L470 AbstractCegarLoop]: Abstraction has 12215 states and 13680 transitions. [2021-11-20 05:37:05,689 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 111.0) internal successors, (333), 3 states have internal predecessors, (333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:37:05,689 INFO L276 IsEmpty]: Start isEmpty. Operand 12215 states and 13680 transitions. [2021-11-20 05:37:05,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 527 [2021-11-20 05:37:05,714 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:37:05,715 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-11-20 05:37:05,715 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-20 05:37:05,715 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 05:37:05,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:37:05,716 INFO L85 PathProgramCache]: Analyzing trace with hash 941049859, now seen corresponding path program 1 times [2021-11-20 05:37:05,716 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:37:05,716 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564925291] [2021-11-20 05:37:05,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:37:05,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:37:05,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:05,908 INFO L134 CoverageAnalysis]: Checked inductivity of 825 backedges. 619 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2021-11-20 05:37:05,908 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:37:05,908 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564925291] [2021-11-20 05:37:05,909 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [564925291] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:37:05,909 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:37:05,909 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 05:37:05,909 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518591230] [2021-11-20 05:37:05,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:37:05,910 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 05:37:05,910 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:37:05,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 05:37:05,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 05:37:05,911 INFO L87 Difference]: Start difference. First operand 12215 states and 13680 transitions. Second operand has 3 states, 3 states have (on average 127.33333333333333) internal successors, (382), 3 states have internal predecessors, (382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:37:06,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:37:06,756 INFO L93 Difference]: Finished difference Result 27191 states and 30476 transitions. [2021-11-20 05:37:06,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 05:37:06,756 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 127.33333333333333) internal successors, (382), 3 states have internal predecessors, (382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 526 [2021-11-20 05:37:06,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:37:06,782 INFO L225 Difference]: With dead ends: 27191 [2021-11-20 05:37:06,782 INFO L226 Difference]: Without dead ends: 15346 [2021-11-20 05:37:06,795 INFO L932 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 [2021-11-20 05:37:06,796 INFO L933 BasicCegarLoop]: 71 mSDtfsCounter, 129 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 538 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 78 SdHoareTripleChecker+Invalid, 671 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 538 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-20 05:37:06,796 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [129 Valid, 78 Invalid, 671 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 538 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-11-20 05:37:06,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15346 states. [2021-11-20 05:37:06,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15346 to 14415. [2021-11-20 05:37:06,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14415 states, 14414 states have (on average 1.1133620091577632) internal successors, (16048), 14414 states have internal predecessors, (16048), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:37:07,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14415 states to 14415 states and 16048 transitions. [2021-11-20 05:37:07,010 INFO L78 Accepts]: Start accepts. Automaton has 14415 states and 16048 transitions. Word has length 526 [2021-11-20 05:37:07,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:37:07,010 INFO L470 AbstractCegarLoop]: Abstraction has 14415 states and 16048 transitions. [2021-11-20 05:37:07,011 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 127.33333333333333) internal successors, (382), 3 states have internal predecessors, (382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:37:07,011 INFO L276 IsEmpty]: Start isEmpty. Operand 14415 states and 16048 transitions. [2021-11-20 05:37:07,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 533 [2021-11-20 05:37:07,031 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:37:07,031 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:37:07,032 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-20 05:37:07,032 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 05:37:07,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:37:07,032 INFO L85 PathProgramCache]: Analyzing trace with hash -540773030, now seen corresponding path program 1 times [2021-11-20 05:37:07,033 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:37:07,033 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [649820633] [2021-11-20 05:37:07,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:37:07,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:37:07,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:07,424 INFO L134 CoverageAnalysis]: Checked inductivity of 857 backedges. 320 proven. 406 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2021-11-20 05:37:07,424 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:37:07,424 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [649820633] [2021-11-20 05:37:07,425 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [649820633] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 05:37:07,425 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1563386176] [2021-11-20 05:37:07,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:37:07,425 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:37:07,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7846cd11-5d86-4cd3-8659-d657865efad3/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:37:07,429 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7846cd11-5d86-4cd3-8659-d657865efad3/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 05:37:07,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7846cd11-5d86-4cd3-8659-d657865efad3/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-20 05:37:07,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:07,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 711 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-20 05:37:07,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 05:37:21,794 INFO L134 CoverageAnalysis]: Checked inductivity of 857 backedges. 320 proven. 406 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2021-11-20 05:37:21,794 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 05:37:24,773 INFO L134 CoverageAnalysis]: Checked inductivity of 857 backedges. 645 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2021-11-20 05:37:24,774 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1563386176] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-20 05:37:24,774 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-20 05:37:24,774 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5, 5] total 9 [2021-11-20 05:37:24,775 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [572723179] [2021-11-20 05:37:24,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:37:24,776 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 05:37:24,776 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:37:24,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 05:37:24,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2021-11-20 05:37:24,777 INFO L87 Difference]: Start difference. First operand 14415 states and 16048 transitions. Second operand has 4 states, 4 states have (on average 80.5) internal successors, (322), 4 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:37:26,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:37:26,182 INFO L93 Difference]: Finished difference Result 29934 states and 33327 transitions. [2021-11-20 05:37:26,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 05:37:26,197 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 80.5) internal successors, (322), 4 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 532 [2021-11-20 05:37:26,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:37:26,224 INFO L225 Difference]: With dead ends: 29934 [2021-11-20 05:37:26,224 INFO L226 Difference]: Without dead ends: 15889 [2021-11-20 05:37:26,232 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1067 GetRequests, 1000 SyntacticMatches, 60 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2021-11-20 05:37:26,233 INFO L933 BasicCegarLoop]: 33 mSDtfsCounter, 275 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 946 mSolverCounterSat, 299 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 275 SdHoareTripleChecker+Valid, 61 SdHoareTripleChecker+Invalid, 1245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 299 IncrementalHoareTripleChecker+Valid, 946 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-11-20 05:37:26,233 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [275 Valid, 61 Invalid, 1245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [299 Valid, 946 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-11-20 05:37:26,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15889 states. [2021-11-20 05:37:26,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15889 to 11839. [2021-11-20 05:37:26,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11839 states, 11838 states have (on average 1.1196992735259335) internal successors, (13255), 11838 states have internal predecessors, (13255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:37:26,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11839 states to 11839 states and 13255 transitions. [2021-11-20 05:37:26,409 INFO L78 Accepts]: Start accepts. Automaton has 11839 states and 13255 transitions. Word has length 532 [2021-11-20 05:37:26,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:37:26,409 INFO L470 AbstractCegarLoop]: Abstraction has 11839 states and 13255 transitions. [2021-11-20 05:37:26,410 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 80.5) internal successors, (322), 4 states have internal predecessors, (322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:37:26,410 INFO L276 IsEmpty]: Start isEmpty. Operand 11839 states and 13255 transitions. [2021-11-20 05:37:26,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 599 [2021-11-20 05:37:26,426 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:37:26,426 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:37:26,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7846cd11-5d86-4cd3-8659-d657865efad3/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-20 05:37:26,641 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7846cd11-5d86-4cd3-8659-d657865efad3/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-11-20 05:37:26,641 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 05:37:26,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:37:26,642 INFO L85 PathProgramCache]: Analyzing trace with hash -203637611, now seen corresponding path program 1 times [2021-11-20 05:37:26,642 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:37:26,642 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [196221506] [2021-11-20 05:37:26,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:37:26,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:37:26,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:26,890 INFO L134 CoverageAnalysis]: Checked inductivity of 909 backedges. 699 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2021-11-20 05:37:26,890 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:37:26,891 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [196221506] [2021-11-20 05:37:26,891 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [196221506] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:37:26,891 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:37:26,892 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 05:37:26,892 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757495194] [2021-11-20 05:37:26,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:37:26,893 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 05:37:26,893 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:37:26,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 05:37:26,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-20 05:37:26,894 INFO L87 Difference]: Start difference. First operand 11839 states and 13255 transitions. Second operand has 4 states, 4 states have (on average 97.5) internal successors, (390), 3 states have internal predecessors, (390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:37:28,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:37:28,243 INFO L93 Difference]: Finished difference Result 29949 states and 33348 transitions. [2021-11-20 05:37:28,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 05:37:28,244 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 97.5) internal successors, (390), 3 states have internal predecessors, (390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 598 [2021-11-20 05:37:28,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:37:28,271 INFO L225 Difference]: With dead ends: 29949 [2021-11-20 05:37:28,271 INFO L226 Difference]: Without dead ends: 18112 [2021-11-20 05:37:28,278 INFO L932 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 [2021-11-20 05:37:28,279 INFO L933 BasicCegarLoop]: 41 mSDtfsCounter, 175 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 1088 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 82 SdHoareTripleChecker+Invalid, 1195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 1088 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-20 05:37:28,279 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [175 Valid, 82 Invalid, 1195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 1088 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-11-20 05:37:28,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18112 states. [2021-11-20 05:37:28,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18112 to 16445. [2021-11-20 05:37:28,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16445 states, 16444 states have (on average 1.1089151058136706) internal successors, (18235), 16444 states have internal predecessors, (18235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:37:28,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16445 states to 16445 states and 18235 transitions. [2021-11-20 05:37:28,507 INFO L78 Accepts]: Start accepts. Automaton has 16445 states and 18235 transitions. Word has length 598 [2021-11-20 05:37:28,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:37:28,508 INFO L470 AbstractCegarLoop]: Abstraction has 16445 states and 18235 transitions. [2021-11-20 05:37:28,508 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 97.5) internal successors, (390), 3 states have internal predecessors, (390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:37:28,508 INFO L276 IsEmpty]: Start isEmpty. Operand 16445 states and 18235 transitions. [2021-11-20 05:37:28,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 650 [2021-11-20 05:37:28,527 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:37:28,528 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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] [2021-11-20 05:37:28,528 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-20 05:37:28,528 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 05:37:28,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:37:28,529 INFO L85 PathProgramCache]: Analyzing trace with hash -1263406380, now seen corresponding path program 1 times [2021-11-20 05:37:28,529 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:37:28,529 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236133411] [2021-11-20 05:37:28,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:37:28,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:37:28,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:28,856 INFO L134 CoverageAnalysis]: Checked inductivity of 1313 backedges. 642 proven. 0 refuted. 0 times theorem prover too weak. 671 trivial. 0 not checked. [2021-11-20 05:37:28,856 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:37:28,856 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1236133411] [2021-11-20 05:37:28,857 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1236133411] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:37:28,857 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:37:28,857 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 05:37:28,857 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1745293146] [2021-11-20 05:37:28,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:37:28,858 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 05:37:28,859 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:37:28,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 05:37:28,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 05:37:28,859 INFO L87 Difference]: Start difference. First operand 16445 states and 18235 transitions. Second operand has 3 states, 3 states have (on average 101.0) internal successors, (303), 3 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:37:29,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:37:29,569 INFO L93 Difference]: Finished difference Result 34913 states and 38698 transitions. [2021-11-20 05:37:29,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 05:37:29,570 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 101.0) internal successors, (303), 3 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 649 [2021-11-20 05:37:29,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:37:29,593 INFO L225 Difference]: With dead ends: 34913 [2021-11-20 05:37:29,593 INFO L226 Difference]: Without dead ends: 18838 [2021-11-20 05:37:29,602 INFO L932 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 [2021-11-20 05:37:29,603 INFO L933 BasicCegarLoop]: 107 mSDtfsCounter, 147 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 487 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 128 SdHoareTripleChecker+Invalid, 633 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-20 05:37:29,603 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [147 Valid, 128 Invalid, 633 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 487 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-20 05:37:29,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18838 states. [2021-11-20 05:37:29,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18838 to 16261. [2021-11-20 05:37:29,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16261 states, 16260 states have (on average 1.1028290282902828) internal successors, (17932), 16260 states have internal predecessors, (17932), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:37:29,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16261 states to 16261 states and 17932 transitions. [2021-11-20 05:37:29,913 INFO L78 Accepts]: Start accepts. Automaton has 16261 states and 17932 transitions. Word has length 649 [2021-11-20 05:37:29,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:37:29,913 INFO L470 AbstractCegarLoop]: Abstraction has 16261 states and 17932 transitions. [2021-11-20 05:37:29,914 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 101.0) internal successors, (303), 3 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:37:29,914 INFO L276 IsEmpty]: Start isEmpty. Operand 16261 states and 17932 transitions. [2021-11-20 05:37:29,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 683 [2021-11-20 05:37:29,932 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:37:29,933 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:37:29,933 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-20 05:37:29,933 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 05:37:29,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:37:29,935 INFO L85 PathProgramCache]: Analyzing trace with hash -437725028, now seen corresponding path program 1 times [2021-11-20 05:37:29,935 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:37:29,935 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176355443] [2021-11-20 05:37:29,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:37:29,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:37:30,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:30,206 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 642 proven. 0 refuted. 0 times theorem prover too weak. 690 trivial. 0 not checked. [2021-11-20 05:37:30,206 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:37:30,206 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176355443] [2021-11-20 05:37:30,207 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1176355443] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:37:30,207 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:37:30,207 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 05:37:30,207 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157644693] [2021-11-20 05:37:30,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:37:30,208 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 05:37:30,209 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:37:30,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 05:37:30,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 05:37:30,209 INFO L87 Difference]: Start difference. First operand 16261 states and 17932 transitions. Second operand has 3 states, 3 states have (on average 105.66666666666667) internal successors, (317), 3 states have internal predecessors, (317), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:37:30,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:37:30,951 INFO L93 Difference]: Finished difference Result 33623 states and 37063 transitions. [2021-11-20 05:37:30,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 05:37:30,952 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 105.66666666666667) internal successors, (317), 3 states have internal predecessors, (317), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 682 [2021-11-20 05:37:30,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:37:30,964 INFO L225 Difference]: With dead ends: 33623 [2021-11-20 05:37:30,964 INFO L226 Difference]: Without dead ends: 17732 [2021-11-20 05:37:30,970 INFO L932 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 [2021-11-20 05:37:30,970 INFO L933 BasicCegarLoop]: 121 mSDtfsCounter, 114 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 538 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 538 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-20 05:37:30,971 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [114 Valid, 144 Invalid, 588 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 538 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-11-20 05:37:30,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17732 states. [2021-11-20 05:37:31,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17732 to 15515. [2021-11-20 05:37:31,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15515 states, 15514 states have (on average 1.0981049374758283) internal successors, (17036), 15514 states have internal predecessors, (17036), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:37:31,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15515 states to 15515 states and 17036 transitions. [2021-11-20 05:37:31,194 INFO L78 Accepts]: Start accepts. Automaton has 15515 states and 17036 transitions. Word has length 682 [2021-11-20 05:37:31,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:37:31,195 INFO L470 AbstractCegarLoop]: Abstraction has 15515 states and 17036 transitions. [2021-11-20 05:37:31,195 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 105.66666666666667) internal successors, (317), 3 states have internal predecessors, (317), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:37:31,195 INFO L276 IsEmpty]: Start isEmpty. Operand 15515 states and 17036 transitions. [2021-11-20 05:37:31,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 732 [2021-11-20 05:37:31,214 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:37:31,215 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-11-20 05:37:31,215 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-11-20 05:37:31,216 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 05:37:31,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:37:31,216 INFO L85 PathProgramCache]: Analyzing trace with hash 519647050, now seen corresponding path program 1 times [2021-11-20 05:37:31,216 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:37:31,217 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741731285] [2021-11-20 05:37:31,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:37:31,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:37:31,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:31,582 INFO L134 CoverageAnalysis]: Checked inductivity of 1771 backedges. 1154 proven. 0 refuted. 0 times theorem prover too weak. 617 trivial. 0 not checked. [2021-11-20 05:37:31,583 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:37:31,583 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1741731285] [2021-11-20 05:37:31,583 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1741731285] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:37:31,583 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:37:31,584 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 05:37:31,584 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969409505] [2021-11-20 05:37:31,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:37:31,586 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 05:37:31,586 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:37:31,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 05:37:31,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 05:37:31,587 INFO L87 Difference]: Start difference. First operand 15515 states and 17036 transitions. Second operand has 3 states, 3 states have (on average 125.33333333333333) internal successors, (376), 3 states have internal predecessors, (376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:37:32,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:37:32,296 INFO L93 Difference]: Finished difference Result 30471 states and 33382 transitions. [2021-11-20 05:37:32,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 05:37:32,297 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 125.33333333333333) internal successors, (376), 3 states have internal predecessors, (376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 731 [2021-11-20 05:37:32,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:37:32,298 INFO L225 Difference]: With dead ends: 30471 [2021-11-20 05:37:32,298 INFO L226 Difference]: Without dead ends: 0 [2021-11-20 05:37:32,308 INFO L932 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 [2021-11-20 05:37:32,309 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 46 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 553 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 346 SdHoareTripleChecker+Invalid, 624 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 553 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-20 05:37:32,310 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [46 Valid, 346 Invalid, 624 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 553 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-20 05:37:32,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-20 05:37:32,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-20 05:37:32,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:37:32,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-20 05:37:32,311 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 731 [2021-11-20 05:37:32,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:37:32,311 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-20 05:37:32,311 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 125.33333333333333) internal successors, (376), 3 states have internal predecessors, (376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:37:32,312 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-20 05:37:32,312 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-20 05:37:32,314 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-20 05:37:32,314 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-11-20 05:37:32,316 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-20 05:37:44,291 INFO L858 garLoopResultBuilder]: For program point L498(lines 498 509) no Hoare annotation was computed. [2021-11-20 05:37:44,291 INFO L858 garLoopResultBuilder]: For program point L432(lines 432 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,291 INFO L858 garLoopResultBuilder]: For program point L498-2(lines 498 509) no Hoare annotation was computed. [2021-11-20 05:37:44,291 INFO L858 garLoopResultBuilder]: For program point L168-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,291 INFO L858 garLoopResultBuilder]: For program point L102-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,291 INFO L858 garLoopResultBuilder]: For program point L36-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,291 INFO L858 garLoopResultBuilder]: For program point L1027(lines 1027 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,291 INFO L858 garLoopResultBuilder]: For program point L631(lines 631 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,291 INFO L858 garLoopResultBuilder]: For program point L565(lines 565 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,292 INFO L858 garLoopResultBuilder]: For program point L169(line 169) no Hoare annotation was computed. [2021-11-20 05:37:44,292 INFO L858 garLoopResultBuilder]: For program point L103(line 103) no Hoare annotation was computed. [2021-11-20 05:37:44,292 INFO L858 garLoopResultBuilder]: For program point L37(line 37) no Hoare annotation was computed. [2021-11-20 05:37:44,292 INFO L858 garLoopResultBuilder]: For program point L896(lines 896 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,292 INFO L858 garLoopResultBuilder]: For program point L698(lines 698 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,292 INFO L858 garLoopResultBuilder]: For program point L368(lines 368 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,292 INFO L858 garLoopResultBuilder]: For program point L963(lines 963 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,292 INFO L858 garLoopResultBuilder]: For program point L237(lines 237 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,293 INFO L858 garLoopResultBuilder]: For program point L171-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,293 INFO L858 garLoopResultBuilder]: For program point L105-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,293 INFO L858 garLoopResultBuilder]: For program point L39-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,293 INFO L858 garLoopResultBuilder]: For program point L832(lines 832 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,293 INFO L858 garLoopResultBuilder]: For program point L304(lines 304 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,293 INFO L858 garLoopResultBuilder]: For program point L172(line 172) no Hoare annotation was computed. [2021-11-20 05:37:44,294 INFO L858 garLoopResultBuilder]: For program point L106(line 106) no Hoare annotation was computed. [2021-11-20 05:37:44,294 INFO L858 garLoopResultBuilder]: For program point L40(line 40) no Hoare annotation was computed. [2021-11-20 05:37:44,294 INFO L858 garLoopResultBuilder]: For program point L767(lines 767 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,294 INFO L858 garLoopResultBuilder]: For program point L768(lines 768 778) no Hoare annotation was computed. [2021-11-20 05:37:44,294 INFO L858 garLoopResultBuilder]: For program point L768-2(lines 768 778) no Hoare annotation was computed. [2021-11-20 05:37:44,294 INFO L858 garLoopResultBuilder]: For program point L174-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,294 INFO L858 garLoopResultBuilder]: For program point L108-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,294 INFO L858 garLoopResultBuilder]: For program point L42-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,295 INFO L858 garLoopResultBuilder]: For program point L835(lines 835 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,295 INFO L858 garLoopResultBuilder]: For program point L571(lines 571 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,295 INFO L858 garLoopResultBuilder]: For program point L439(lines 439 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,295 INFO L858 garLoopResultBuilder]: For program point L175(line 175) no Hoare annotation was computed. [2021-11-20 05:37:44,295 INFO L858 garLoopResultBuilder]: For program point L109(line 109) no Hoare annotation was computed. [2021-11-20 05:37:44,295 INFO L858 garLoopResultBuilder]: For program point L43(line 43) no Hoare annotation was computed. [2021-11-20 05:37:44,295 INFO L858 garLoopResultBuilder]: For program point L968(lines 968 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,296 INFO L858 garLoopResultBuilder]: For program point L704(lines 704 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,296 INFO L858 garLoopResultBuilder]: For program point L638(lines 638 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,296 INFO L854 garLoopResultBuilder]: At program point L1035(lines 32 1036) the Hoare annotation is: (let ((.cse15 (+ (div (* ~a29~0 9) 10) 1))) (let ((.cse14 (* 5 (div .cse15 5))) (.cse13 (+ ~a23~0 43))) (let ((.cse5 (= ~a25~0 10)) (.cse10 (<= ~a29~0 130)) (.cse3 (= ~a4~0 1)) (.cse7 (= ~a25~0 13)) (.cse12 (< 0 .cse13)) (.cse0 (< 0 (+ 549038 .cse14))) (.cse11 (<= ~a29~0 140)) (.cse6 (= ~a25~0 11)) (.cse2 (or (< 0 (+ .cse14 549033)) (not (= 0 (mod .cse15 5))))) (.cse4 (<= ~a23~0 138)) (.cse8 (<= .cse13 0)) (.cse9 (< 245 ~a29~0)) (.cse1 (<= ~a25~0 10))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse3) (and .cse3 .cse5) (and .cse0 .cse6 .cse2 (<= 217784 ~a23~0) (<= ~a29~0 220) .cse3) (and .cse0 (= ~a25~0 12) .cse2) (and .cse7 .cse8 .cse9 (<= ~a29~0 274)) (and .cse0 .cse2 .cse5 .cse10) (and .cse0 .cse8 .cse1 .cse2 .cse10) (and .cse7 .cse3) (and (<= 570382 ~a29~0) .cse3) (and .cse9 .cse6 .cse3) (and .cse0 .cse11 .cse12 .cse1 .cse2 .cse4) (and .cse9 .cse6 .cse4) (and .cse7 .cse0 .cse12 .cse2 .cse4) (and .cse0 .cse11 .cse6 .cse2 .cse4) (and .cse8 .cse9 .cse1))))) [2021-11-20 05:37:44,296 INFO L858 garLoopResultBuilder]: For program point L903(lines 903 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,296 INFO L858 garLoopResultBuilder]: For program point L705(lines 705 715) no Hoare annotation was computed. [2021-11-20 05:37:44,297 INFO L858 garLoopResultBuilder]: For program point L705-2(lines 705 715) no Hoare annotation was computed. [2021-11-20 05:37:44,297 INFO L858 garLoopResultBuilder]: For program point L375(lines 375 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,297 INFO L858 garLoopResultBuilder]: For program point L309(lines 309 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,297 INFO L858 garLoopResultBuilder]: For program point L243(lines 243 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,297 INFO L858 garLoopResultBuilder]: For program point L177-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,297 INFO L858 garLoopResultBuilder]: For program point L111-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,297 INFO L858 garLoopResultBuilder]: For program point L45-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,297 INFO L858 garLoopResultBuilder]: For program point L178(line 178) no Hoare annotation was computed. [2021-11-20 05:37:44,297 INFO L858 garLoopResultBuilder]: For program point L112(line 112) no Hoare annotation was computed. [2021-11-20 05:37:44,297 INFO L858 garLoopResultBuilder]: For program point L46(line 46) no Hoare annotation was computed. [2021-11-20 05:37:44,297 INFO L861 garLoopResultBuilder]: At program point L1038(lines 1038 1054) the Hoare annotation is: true [2021-11-20 05:37:44,298 INFO L858 garLoopResultBuilder]: For program point L576(lines 576 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,298 INFO L858 garLoopResultBuilder]: For program point L510(lines 510 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,298 INFO L858 garLoopResultBuilder]: For program point L180-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,298 INFO L858 garLoopResultBuilder]: For program point L114-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,298 INFO L858 garLoopResultBuilder]: For program point L48-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,298 INFO L858 garLoopResultBuilder]: For program point L973(lines 973 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,298 INFO L858 garLoopResultBuilder]: For program point L841(lines 841 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,298 INFO L858 garLoopResultBuilder]: For program point L181(line 181) no Hoare annotation was computed. [2021-11-20 05:37:44,299 INFO L858 garLoopResultBuilder]: For program point L115(line 115) no Hoare annotation was computed. [2021-11-20 05:37:44,299 INFO L858 garLoopResultBuilder]: For program point L49(line 49) no Hoare annotation was computed. [2021-11-20 05:37:44,299 INFO L858 garLoopResultBuilder]: For program point L908(lines 908 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,299 INFO L858 garLoopResultBuilder]: For program point L446(lines 446 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,299 INFO L858 garLoopResultBuilder]: For program point L380(lines 380 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,299 INFO L858 garLoopResultBuilder]: For program point L645(lines 645 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,299 INFO L858 garLoopResultBuilder]: For program point L315(lines 315 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,299 INFO L858 garLoopResultBuilder]: For program point L183-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,299 INFO L858 garLoopResultBuilder]: For program point L117-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,299 INFO L858 garLoopResultBuilder]: For program point L51-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,299 INFO L858 garLoopResultBuilder]: For program point L250(lines 250 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,299 INFO L858 garLoopResultBuilder]: For program point L184(line 184) no Hoare annotation was computed. [2021-11-20 05:37:44,300 INFO L858 garLoopResultBuilder]: For program point L118(line 118) no Hoare annotation was computed. [2021-11-20 05:37:44,300 INFO L858 garLoopResultBuilder]: For program point L52(line 52) no Hoare annotation was computed. [2021-11-20 05:37:44,300 INFO L858 garLoopResultBuilder]: For program point L779(lines 779 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,300 INFO L854 garLoopResultBuilder]: At program point L1044-2(lines 1044 1053) the Hoare annotation is: (let ((.cse15 (+ (div (* ~a29~0 9) 10) 1))) (let ((.cse14 (* 5 (div .cse15 5))) (.cse13 (+ ~a23~0 43))) (let ((.cse5 (= ~a25~0 10)) (.cse10 (<= ~a29~0 130)) (.cse3 (= ~a4~0 1)) (.cse7 (= ~a25~0 13)) (.cse12 (< 0 .cse13)) (.cse0 (< 0 (+ 549038 .cse14))) (.cse11 (<= ~a29~0 140)) (.cse6 (= ~a25~0 11)) (.cse2 (or (< 0 (+ .cse14 549033)) (not (= 0 (mod .cse15 5))))) (.cse4 (<= ~a23~0 138)) (.cse8 (<= .cse13 0)) (.cse9 (< 245 ~a29~0)) (.cse1 (<= ~a25~0 10))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse3) (and .cse3 .cse5) (and .cse0 .cse6 .cse2 (<= 217784 ~a23~0) (<= ~a29~0 220) .cse3) (and .cse0 (= ~a25~0 12) .cse2) (and .cse7 .cse8 .cse9 (<= ~a29~0 274)) (and .cse0 .cse2 .cse5 .cse10) (and .cse0 .cse8 .cse1 .cse2 .cse10) (and .cse7 .cse3) (and (<= 570382 ~a29~0) .cse3) (and .cse9 .cse6 .cse3) (and .cse0 .cse11 .cse12 .cse1 .cse2 .cse4) (and .cse9 .cse6 .cse4) (and .cse7 .cse0 .cse12 .cse2 .cse4) (and .cse0 .cse11 .cse6 .cse2 .cse4) (and .cse8 .cse9 .cse1))))) [2021-11-20 05:37:44,300 INFO L858 garLoopResultBuilder]: For program point L846(lines 846 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,300 INFO L858 garLoopResultBuilder]: For program point L582(lines 582 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,301 INFO L858 garLoopResultBuilder]: For program point L186-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,301 INFO L858 garLoopResultBuilder]: For program point L120-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,301 INFO L858 garLoopResultBuilder]: For program point L54-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,301 INFO L858 garLoopResultBuilder]: For program point L979(lines 979 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,301 INFO L858 garLoopResultBuilder]: For program point L913(lines 913 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,301 INFO L858 garLoopResultBuilder]: For program point L517(lines 517 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,301 INFO L858 garLoopResultBuilder]: For program point L187(line 187) no Hoare annotation was computed. [2021-11-20 05:37:44,302 INFO L858 garLoopResultBuilder]: For program point L121(line 121) no Hoare annotation was computed. [2021-11-20 05:37:44,302 INFO L858 garLoopResultBuilder]: For program point L55(line 55) no Hoare annotation was computed. [2021-11-20 05:37:44,302 INFO L858 garLoopResultBuilder]: For program point L980(lines 980 990) no Hoare annotation was computed. [2021-11-20 05:37:44,302 INFO L858 garLoopResultBuilder]: For program point L914(lines 914 924) no Hoare annotation was computed. [2021-11-20 05:37:44,302 INFO L858 garLoopResultBuilder]: For program point L980-2(lines 980 990) no Hoare annotation was computed. [2021-11-20 05:37:44,302 INFO L858 garLoopResultBuilder]: For program point L914-2(lines 914 924) no Hoare annotation was computed. [2021-11-20 05:37:44,302 INFO L858 garLoopResultBuilder]: For program point L716(lines 716 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,303 INFO L858 garLoopResultBuilder]: For program point L320(lines 320 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,303 INFO L858 garLoopResultBuilder]: For program point L585(lines 585 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,303 INFO L858 garLoopResultBuilder]: For program point L453(lines 453 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,303 INFO L858 garLoopResultBuilder]: For program point L387(lines 387 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,303 INFO L858 garLoopResultBuilder]: For program point L189-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,303 INFO L858 garLoopResultBuilder]: For program point L123-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,303 INFO L858 garLoopResultBuilder]: For program point L57-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,303 INFO L858 garLoopResultBuilder]: For program point L784(lines 784 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,304 INFO L858 garLoopResultBuilder]: For program point L652(lines 652 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,304 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-20 05:37:44,304 INFO L858 garLoopResultBuilder]: For program point L190(line 190) no Hoare annotation was computed. [2021-11-20 05:37:44,304 INFO L858 garLoopResultBuilder]: For program point L124(line 124) no Hoare annotation was computed. [2021-11-20 05:37:44,304 INFO L858 garLoopResultBuilder]: For program point L58(line 58) no Hoare annotation was computed. [2021-11-20 05:37:44,304 INFO L858 garLoopResultBuilder]: For program point L1049(line 1049) no Hoare annotation was computed. [2021-11-20 05:37:44,304 INFO L858 garLoopResultBuilder]: For program point L851(lines 851 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,305 INFO L858 garLoopResultBuilder]: For program point L257(lines 257 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,305 INFO L858 garLoopResultBuilder]: For program point L192-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,305 INFO L858 garLoopResultBuilder]: For program point L126-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,305 INFO L858 garLoopResultBuilder]: For program point L60-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,305 INFO L858 garLoopResultBuilder]: For program point L193(line 193) no Hoare annotation was computed. [2021-11-20 05:37:44,305 INFO L858 garLoopResultBuilder]: For program point L127(line 127) no Hoare annotation was computed. [2021-11-20 05:37:44,305 INFO L858 garLoopResultBuilder]: For program point L61(line 61) no Hoare annotation was computed. [2021-11-20 05:37:44,306 INFO L858 garLoopResultBuilder]: For program point L722(lines 722 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,306 INFO L858 garLoopResultBuilder]: For program point L524(lines 524 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,306 INFO L858 garLoopResultBuilder]: For program point L657(lines 657 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,306 INFO L858 garLoopResultBuilder]: For program point L591(lines 591 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,306 INFO L858 garLoopResultBuilder]: For program point L525(lines 525 535) no Hoare annotation was computed. [2021-11-20 05:37:44,306 INFO L858 garLoopResultBuilder]: For program point L525-2(lines 525 535) no Hoare annotation was computed. [2021-11-20 05:37:44,306 INFO L858 garLoopResultBuilder]: For program point L327(lines 327 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,306 INFO L858 garLoopResultBuilder]: For program point L195-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,307 INFO L858 garLoopResultBuilder]: For program point L129-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,307 INFO L858 garLoopResultBuilder]: For program point L63-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,307 INFO L858 garLoopResultBuilder]: For program point L856(lines 856 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,307 INFO L858 garLoopResultBuilder]: For program point L790(lines 790 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,307 INFO L858 garLoopResultBuilder]: For program point L658(lines 658 667) no Hoare annotation was computed. [2021-11-20 05:37:44,307 INFO L858 garLoopResultBuilder]: For program point L658-2(lines 658 667) no Hoare annotation was computed. [2021-11-20 05:37:44,307 INFO L858 garLoopResultBuilder]: For program point L460(lines 460 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,308 INFO L858 garLoopResultBuilder]: For program point L394(lines 394 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,308 INFO L858 garLoopResultBuilder]: For program point L196(line 196) no Hoare annotation was computed. [2021-11-20 05:37:44,308 INFO L858 garLoopResultBuilder]: For program point L130(line 130) no Hoare annotation was computed. [2021-11-20 05:37:44,308 INFO L858 garLoopResultBuilder]: For program point L64(line 64) no Hoare annotation was computed. [2021-11-20 05:37:44,308 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-20 05:37:44,308 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 202) no Hoare annotation was computed. [2021-11-20 05:37:44,308 INFO L858 garLoopResultBuilder]: For program point L264(lines 264 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,309 INFO L858 garLoopResultBuilder]: For program point L198-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,309 INFO L858 garLoopResultBuilder]: For program point L132-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,309 INFO L858 garLoopResultBuilder]: For program point L66-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,309 INFO L858 garLoopResultBuilder]: For program point L991(lines 991 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,309 INFO L858 garLoopResultBuilder]: For program point L925(lines 925 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,309 INFO L858 garLoopResultBuilder]: For program point L727(lines 727 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,309 INFO L858 garLoopResultBuilder]: For program point L199(line 199) no Hoare annotation was computed. [2021-11-20 05:37:44,310 INFO L858 garLoopResultBuilder]: For program point L133(line 133) no Hoare annotation was computed. [2021-11-20 05:37:44,310 INFO L858 garLoopResultBuilder]: For program point L67(line 67) no Hoare annotation was computed. [2021-11-20 05:37:44,310 INFO L858 garLoopResultBuilder]: For program point L926(lines 926 936) no Hoare annotation was computed. [2021-11-20 05:37:44,310 INFO L858 garLoopResultBuilder]: For program point L926-2(lines 926 936) no Hoare annotation was computed. [2021-11-20 05:37:44,310 INFO L858 garLoopResultBuilder]: For program point L728(lines 728 740) no Hoare annotation was computed. [2021-11-20 05:37:44,310 INFO L858 garLoopResultBuilder]: For program point L728-2(lines 728 740) no Hoare annotation was computed. [2021-11-20 05:37:44,310 INFO L858 garLoopResultBuilder]: For program point L596(lines 596 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,311 INFO L858 garLoopResultBuilder]: For program point L332(lines 332 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,311 INFO L858 garLoopResultBuilder]: For program point L597(lines 597 607) no Hoare annotation was computed. [2021-11-20 05:37:44,311 INFO L858 garLoopResultBuilder]: For program point L597-2(lines 597 607) no Hoare annotation was computed. [2021-11-20 05:37:44,311 INFO L858 garLoopResultBuilder]: For program point L201-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,311 INFO L858 garLoopResultBuilder]: For program point L135-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,311 INFO L858 garLoopResultBuilder]: For program point L69-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,311 INFO L858 garLoopResultBuilder]: For program point L862(lines 862 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,311 INFO L858 garLoopResultBuilder]: For program point L466(lines 466 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,312 INFO L858 garLoopResultBuilder]: For program point L202(line 202) no Hoare annotation was computed. [2021-11-20 05:37:44,312 INFO L858 garLoopResultBuilder]: For program point L136(line 136) no Hoare annotation was computed. [2021-11-20 05:37:44,312 INFO L858 garLoopResultBuilder]: For program point L70(line 70) no Hoare annotation was computed. [2021-11-20 05:37:44,312 INFO L858 garLoopResultBuilder]: For program point L797(lines 797 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,312 INFO L858 garLoopResultBuilder]: For program point L401(lines 401 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,312 INFO L858 garLoopResultBuilder]: For program point L270(lines 270 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,312 INFO L858 garLoopResultBuilder]: For program point L204-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,313 INFO L858 garLoopResultBuilder]: For program point L138-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,313 INFO L858 garLoopResultBuilder]: For program point L72-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,313 INFO L858 garLoopResultBuilder]: For program point L205(line 205) no Hoare annotation was computed. [2021-11-20 05:37:44,313 INFO L858 garLoopResultBuilder]: For program point L139(line 139) no Hoare annotation was computed. [2021-11-20 05:37:44,313 INFO L858 garLoopResultBuilder]: For program point L73(line 73) no Hoare annotation was computed. [2021-11-20 05:37:44,313 INFO L858 garLoopResultBuilder]: For program point L998(lines 998 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,313 INFO L858 garLoopResultBuilder]: For program point L668(lines 668 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,314 INFO L858 garLoopResultBuilder]: For program point L536(lines 536 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,314 INFO L858 garLoopResultBuilder]: For program point L339(lines 339 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,314 INFO L858 garLoopResultBuilder]: For program point L207-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,314 INFO L858 garLoopResultBuilder]: For program point L141-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,314 INFO L858 garLoopResultBuilder]: For program point L75-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,314 INFO L858 garLoopResultBuilder]: For program point L802(lines 802 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,314 INFO L858 garLoopResultBuilder]: For program point L208(line 208) no Hoare annotation was computed. [2021-11-20 05:37:44,315 INFO L858 garLoopResultBuilder]: For program point L142(line 142) no Hoare annotation was computed. [2021-11-20 05:37:44,315 INFO L858 garLoopResultBuilder]: For program point L76(line 76) no Hoare annotation was computed. [2021-11-20 05:37:44,315 INFO L858 garLoopResultBuilder]: For program point L869(lines 869 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,315 INFO L858 garLoopResultBuilder]: For program point L473(lines 473 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,315 INFO L858 garLoopResultBuilder]: For program point L275(lines 275 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,315 INFO L858 garLoopResultBuilder]: For program point L408(lines 408 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,315 INFO L858 garLoopResultBuilder]: For program point L210-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,316 INFO L858 garLoopResultBuilder]: For program point L144-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,316 INFO L858 garLoopResultBuilder]: For program point L78-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,316 INFO L858 garLoopResultBuilder]: For program point L1003(lines 1003 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,316 INFO L858 garLoopResultBuilder]: For program point L937(lines 937 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,316 INFO L858 garLoopResultBuilder]: For program point L673(lines 673 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,316 INFO L858 garLoopResultBuilder]: For program point L541(lines 541 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,316 INFO L858 garLoopResultBuilder]: For program point L409(lines 409 420) no Hoare annotation was computed. [2021-11-20 05:37:44,317 INFO L858 garLoopResultBuilder]: For program point L409-2(lines 409 420) no Hoare annotation was computed. [2021-11-20 05:37:44,317 INFO L858 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2021-11-20 05:37:44,317 INFO L858 garLoopResultBuilder]: For program point L145(line 145) no Hoare annotation was computed. [2021-11-20 05:37:44,317 INFO L858 garLoopResultBuilder]: For program point L79(line 79) no Hoare annotation was computed. [2021-11-20 05:37:44,317 INFO L858 garLoopResultBuilder]: For program point L608(lines 608 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,317 INFO L858 garLoopResultBuilder]: For program point L344(lines 344 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,317 INFO L858 garLoopResultBuilder]: For program point L278(lines 278 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,318 INFO L858 garLoopResultBuilder]: For program point L741(lines 741 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,318 INFO L858 garLoopResultBuilder]: For program point L213-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,318 INFO L858 garLoopResultBuilder]: For program point L147-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,318 INFO L858 garLoopResultBuilder]: For program point L81-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,318 INFO L858 garLoopResultBuilder]: For program point L214(line 214) no Hoare annotation was computed. [2021-11-20 05:37:44,318 INFO L858 garLoopResultBuilder]: For program point L148(line 148) no Hoare annotation was computed. [2021-11-20 05:37:44,318 INFO L858 garLoopResultBuilder]: For program point L82(line 82) no Hoare annotation was computed. [2021-11-20 05:37:44,318 INFO L858 garLoopResultBuilder]: For program point L875(lines 875 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,319 INFO L858 garLoopResultBuilder]: For program point L809(lines 809 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,319 INFO L858 garLoopResultBuilder]: For program point L942(lines 942 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,319 INFO L858 garLoopResultBuilder]: For program point L876(lines 876 885) no Hoare annotation was computed. [2021-11-20 05:37:44,319 INFO L858 garLoopResultBuilder]: For program point L876-2(lines 876 885) no Hoare annotation was computed. [2021-11-20 05:37:44,319 INFO L858 garLoopResultBuilder]: For program point L480(lines 480 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,319 INFO L858 garLoopResultBuilder]: For program point L150-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,319 INFO L858 garLoopResultBuilder]: For program point L84-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,320 INFO L858 garLoopResultBuilder]: For program point L613(lines 613 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,320 INFO L858 garLoopResultBuilder]: For program point L547(lines 547 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,320 INFO L858 garLoopResultBuilder]: For program point L151(line 151) no Hoare annotation was computed. [2021-11-20 05:37:44,320 INFO L858 garLoopResultBuilder]: For program point L85(line 85) no Hoare annotation was computed. [2021-11-20 05:37:44,320 INFO L858 garLoopResultBuilder]: For program point L1010(lines 1010 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,320 INFO L858 garLoopResultBuilder]: For program point L680(lines 680 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,320 INFO L858 garLoopResultBuilder]: For program point L614(lines 614 624) no Hoare annotation was computed. [2021-11-20 05:37:44,321 INFO L858 garLoopResultBuilder]: For program point L614-2(lines 614 624) no Hoare annotation was computed. [2021-11-20 05:37:44,321 INFO L858 garLoopResultBuilder]: For program point L350(lines 350 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,321 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-20 05:37:44,321 INFO L858 garLoopResultBuilder]: For program point L285(lines 285 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,321 INFO L858 garLoopResultBuilder]: For program point L153-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,321 INFO L858 garLoopResultBuilder]: For program point L87-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,321 INFO L858 garLoopResultBuilder]: For program point L814(lines 814 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,321 INFO L858 garLoopResultBuilder]: For program point L748(lines 748 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,322 INFO L858 garLoopResultBuilder]: For program point L154(line 154) no Hoare annotation was computed. [2021-11-20 05:37:44,322 INFO L858 garLoopResultBuilder]: For program point L88(line 88) no Hoare annotation was computed. [2021-11-20 05:37:44,322 INFO L858 garLoopResultBuilder]: For program point L815(lines 815 825) no Hoare annotation was computed. [2021-11-20 05:37:44,322 INFO L858 garLoopResultBuilder]: For program point L815-2(lines 815 825) no Hoare annotation was computed. [2021-11-20 05:37:44,322 INFO L858 garLoopResultBuilder]: For program point L552(lines 552 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,322 INFO L858 garLoopResultBuilder]: For program point L156-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,322 INFO L858 garLoopResultBuilder]: For program point L90-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,323 INFO L858 garLoopResultBuilder]: For program point L1015(lines 1015 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,323 INFO L858 garLoopResultBuilder]: For program point L949(lines 949 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,323 INFO L858 garLoopResultBuilder]: For program point L685(lines 685 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,323 INFO L858 garLoopResultBuilder]: For program point L487(lines 487 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,323 INFO L858 garLoopResultBuilder]: For program point L421(lines 421 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,323 INFO L858 garLoopResultBuilder]: For program point L157(line 157) no Hoare annotation was computed. [2021-11-20 05:37:44,323 INFO L858 garLoopResultBuilder]: For program point L91(line 91) no Hoare annotation was computed. [2021-11-20 05:37:44,324 INFO L858 garLoopResultBuilder]: For program point L950(lines 950 962) no Hoare annotation was computed. [2021-11-20 05:37:44,324 INFO L858 garLoopResultBuilder]: For program point L950-2(lines 950 962) no Hoare annotation was computed. [2021-11-20 05:37:44,324 INFO L858 garLoopResultBuilder]: For program point L488(lines 488 496) no Hoare annotation was computed. [2021-11-20 05:37:44,324 INFO L858 garLoopResultBuilder]: For program point L488-2(lines 488 496) no Hoare annotation was computed. [2021-11-20 05:37:44,324 INFO L858 garLoopResultBuilder]: For program point L356(lines 356 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,324 INFO L858 garLoopResultBuilder]: For program point L290(lines 290 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,324 INFO L858 garLoopResultBuilder]: For program point L224(lines 224 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,325 INFO L858 garLoopResultBuilder]: For program point L753(lines 753 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,325 INFO L858 garLoopResultBuilder]: For program point L159-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,325 INFO L858 garLoopResultBuilder]: For program point L93-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,325 INFO L858 garLoopResultBuilder]: For program point L886(lines 886 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,325 INFO L858 garLoopResultBuilder]: For program point L160(line 160) no Hoare annotation was computed. [2021-11-20 05:37:44,325 INFO L858 garLoopResultBuilder]: For program point L94(line 94) no Hoare annotation was computed. [2021-11-20 05:37:44,325 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-20 05:37:44,326 INFO L858 garLoopResultBuilder]: For program point L162-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,326 INFO L858 garLoopResultBuilder]: For program point L96-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,326 INFO L858 garLoopResultBuilder]: For program point L691(lines 691 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,326 INFO L858 garLoopResultBuilder]: For program point L625(lines 625 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,326 INFO L858 garLoopResultBuilder]: For program point L559(lines 559 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,326 INFO L858 garLoopResultBuilder]: For program point L427(lines 427 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,326 INFO L858 garLoopResultBuilder]: For program point L163(line 163) no Hoare annotation was computed. [2021-11-20 05:37:44,327 INFO L858 garLoopResultBuilder]: For program point L97(line 97) no Hoare annotation was computed. [2021-11-20 05:37:44,327 INFO L858 garLoopResultBuilder]: For program point L1022(lines 1022 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,327 INFO L858 garLoopResultBuilder]: For program point L891(lines 891 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,327 INFO L858 garLoopResultBuilder]: For program point L363(lines 363 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,327 INFO L858 garLoopResultBuilder]: For program point L297(lines 297 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,327 INFO L858 garLoopResultBuilder]: For program point L231(lines 231 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,327 INFO L858 garLoopResultBuilder]: For program point L165-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,327 INFO L858 garLoopResultBuilder]: For program point L99-1(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,328 INFO L858 garLoopResultBuilder]: For program point L33(lines 33 35) no Hoare annotation was computed. [2021-11-20 05:37:44,328 INFO L858 garLoopResultBuilder]: For program point L33-2(lines 32 1036) no Hoare annotation was computed. [2021-11-20 05:37:44,328 INFO L858 garLoopResultBuilder]: For program point L826(lines 826 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,328 INFO L858 garLoopResultBuilder]: For program point L760(lines 760 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,328 INFO L858 garLoopResultBuilder]: For program point L166(line 166) no Hoare annotation was computed. [2021-11-20 05:37:44,328 INFO L858 garLoopResultBuilder]: For program point L100(line 100) no Hoare annotation was computed. [2021-11-20 05:37:44,328 INFO L858 garLoopResultBuilder]: For program point L34(line 34) no Hoare annotation was computed. [2021-11-20 05:37:44,329 INFO L858 garLoopResultBuilder]: For program point L497(lines 497 1034) no Hoare annotation was computed. [2021-11-20 05:37:44,331 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:37:44,333 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-20 05:37:44,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 05:37:44 BoogieIcfgContainer [2021-11-20 05:37:44,357 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-20 05:37:44,358 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 05:37:44,358 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 05:37:44,358 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 05:37:44,359 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:36:50" (3/4) ... [2021-11-20 05:37:44,361 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-20 05:37:44,388 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-20 05:37:44,390 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-20 05:37:44,392 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-20 05:37:44,394 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-20 05:37:44,538 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7846cd11-5d86-4cd3-8659-d657865efad3/bin/uautomizer-DQz5hQGWxF/witness.graphml [2021-11-20 05:37:44,538 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 05:37:44,539 INFO L158 Benchmark]: Toolchain (without parser) took 57546.90ms. Allocated memory was 104.9MB in the beginning and 595.6MB in the end (delta: 490.7MB). Free memory was 62.3MB in the beginning and 314.7MB in the end (delta: -252.4MB). Peak memory consumption was 237.4MB. Max. memory is 16.1GB. [2021-11-20 05:37:44,539 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 104.9MB. Free memory is still 82.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 05:37:44,539 INFO L158 Benchmark]: CACSL2BoogieTranslator took 973.57ms. Allocated memory was 104.9MB in the beginning and 146.8MB in the end (delta: 41.9MB). Free memory was 62.1MB in the beginning and 117.2MB in the end (delta: -55.1MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2021-11-20 05:37:44,540 INFO L158 Benchmark]: Boogie Procedure Inliner took 169.87ms. Allocated memory is still 146.8MB. Free memory was 117.2MB in the beginning and 100.6MB in the end (delta: 16.7MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2021-11-20 05:37:44,540 INFO L158 Benchmark]: Boogie Preprocessor took 132.33ms. Allocated memory is still 146.8MB. Free memory was 100.6MB in the beginning and 91.3MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-20 05:37:44,541 INFO L158 Benchmark]: RCFGBuilder took 1742.51ms. Allocated memory was 146.8MB in the beginning and 260.0MB in the end (delta: 113.2MB). Free memory was 91.3MB in the beginning and 183.6MB in the end (delta: -92.3MB). Peak memory consumption was 36.5MB. Max. memory is 16.1GB. [2021-11-20 05:37:44,541 INFO L158 Benchmark]: TraceAbstraction took 54341.02ms. Allocated memory was 260.0MB in the beginning and 595.6MB in the end (delta: 335.5MB). Free memory was 183.6MB in the beginning and 341.1MB in the end (delta: -157.5MB). Peak memory consumption was 399.7MB. Max. memory is 16.1GB. [2021-11-20 05:37:44,541 INFO L158 Benchmark]: Witness Printer took 180.21ms. Allocated memory is still 595.6MB. Free memory was 341.1MB in the beginning and 314.7MB in the end (delta: 26.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-20 05:37:44,543 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 104.9MB. Free memory is still 82.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 973.57ms. Allocated memory was 104.9MB in the beginning and 146.8MB in the end (delta: 41.9MB). Free memory was 62.1MB in the beginning and 117.2MB in the end (delta: -55.1MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 169.87ms. Allocated memory is still 146.8MB. Free memory was 117.2MB in the beginning and 100.6MB in the end (delta: 16.7MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 132.33ms. Allocated memory is still 146.8MB. Free memory was 100.6MB in the beginning and 91.3MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1742.51ms. Allocated memory was 146.8MB in the beginning and 260.0MB in the end (delta: 113.2MB). Free memory was 91.3MB in the beginning and 183.6MB in the end (delta: -92.3MB). Peak memory consumption was 36.5MB. Max. memory is 16.1GB. * TraceAbstraction took 54341.02ms. Allocated memory was 260.0MB in the beginning and 595.6MB in the end (delta: 335.5MB). Free memory was 183.6MB in the beginning and 341.1MB in the end (delta: -157.5MB). Peak memory consumption was 399.7MB. Max. memory is 16.1GB. * Witness Printer took 180.21ms. Allocated memory is still 595.6MB. Free memory was 341.1MB in the beginning and 314.7MB in the end (delta: 26.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 202]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 283 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 54.3s, OverallIterations: 19, TraceHistogramMax: 7, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.3s, AutomataDifference: 17.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 12.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2573 SdHoareTripleChecker+Valid, 15.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2573 mSDsluCounter, 4345 SdHoareTripleChecker+Invalid, 12.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 437 mSDsCounter, 1924 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11314 IncrementalHoareTripleChecker+Invalid, 13238 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1924 mSolverCounterUnsat, 3908 mSDtfsCounter, 11314 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1117 GetRequests, 1031 SyntacticMatches, 60 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16445occurred in iteration=16, InterpolantAutomatonStates: 59, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.4s AutomataMinimizationTime, 19 MinimizatonAttempts, 13700 StatesRemovedByMinimization, 17 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 173 NumberOfFragments, 1001 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1344 FormulaSimplificationTreeSizeReduction, 8.9s HoareSimplificationTime, 3 FomulaSimplificationsInter, 371436 FormulaSimplificationTreeSizeReductionInter, 3.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 19.7s InterpolantComputationTime, 7858 NumberOfCodeBlocks, 7858 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 8369 ConstructedInterpolants, 60 QuantifiedInterpolants, 34263 SizeOfPredicates, 1 NumberOfNonLiveVariables, 711 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 21 InterpolantComputations, 19 PerfectInterpolantSequences, 11473/12285 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1044]: Loop Invariant Derived loop invariant: (((((((((((((((((0 < 549038 + 5 * ((a29 * 9 / 10 + 1) / 5) && a25 <= 10) && (0 < 5 * ((a29 * 9 / 10 + 1) / 5) + 549033 || !(0 == (a29 * 9 / 10 + 1) % 5))) && a4 == 1) || (a23 <= 138 && a4 == 1)) || (a4 == 1 && a25 == 10)) || (((((0 < 549038 + 5 * ((a29 * 9 / 10 + 1) / 5) && a25 == 11) && (0 < 5 * ((a29 * 9 / 10 + 1) / 5) + 549033 || !(0 == (a29 * 9 / 10 + 1) % 5))) && 217784 <= a23) && a29 <= 220) && a4 == 1)) || ((0 < 549038 + 5 * ((a29 * 9 / 10 + 1) / 5) && a25 == 12) && (0 < 5 * ((a29 * 9 / 10 + 1) / 5) + 549033 || !(0 == (a29 * 9 / 10 + 1) % 5)))) || (((a25 == 13 && a23 + 43 <= 0) && 245 < a29) && a29 <= 274)) || (((0 < 549038 + 5 * ((a29 * 9 / 10 + 1) / 5) && (0 < 5 * ((a29 * 9 / 10 + 1) / 5) + 549033 || !(0 == (a29 * 9 / 10 + 1) % 5))) && a25 == 10) && a29 <= 130)) || ((((0 < 549038 + 5 * ((a29 * 9 / 10 + 1) / 5) && a23 + 43 <= 0) && a25 <= 10) && (0 < 5 * ((a29 * 9 / 10 + 1) / 5) + 549033 || !(0 == (a29 * 9 / 10 + 1) % 5))) && a29 <= 130)) || (a25 == 13 && a4 == 1)) || (570382 <= a29 && a4 == 1)) || ((245 < a29 && a25 == 11) && a4 == 1)) || (((((0 < 549038 + 5 * ((a29 * 9 / 10 + 1) / 5) && a29 <= 140) && 0 < a23 + 43) && a25 <= 10) && (0 < 5 * ((a29 * 9 / 10 + 1) / 5) + 549033 || !(0 == (a29 * 9 / 10 + 1) % 5))) && a23 <= 138)) || ((245 < a29 && a25 == 11) && a23 <= 138)) || ((((a25 == 13 && 0 < 549038 + 5 * ((a29 * 9 / 10 + 1) / 5)) && 0 < a23 + 43) && (0 < 5 * ((a29 * 9 / 10 + 1) / 5) + 549033 || !(0 == (a29 * 9 / 10 + 1) % 5))) && a23 <= 138)) || ((((0 < 549038 + 5 * ((a29 * 9 / 10 + 1) / 5) && a29 <= 140) && a25 == 11) && (0 < 5 * ((a29 * 9 / 10 + 1) / 5) + 549033 || !(0 == (a29 * 9 / 10 + 1) % 5))) && a23 <= 138)) || ((a23 + 43 <= 0 && 245 < a29) && a25 <= 10) - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: (((((((((((((((((0 < 549038 + 5 * ((a29 * 9 / 10 + 1) / 5) && a25 <= 10) && (0 < 5 * ((a29 * 9 / 10 + 1) / 5) + 549033 || !(0 == (a29 * 9 / 10 + 1) % 5))) && a4 == 1) || (a23 <= 138 && a4 == 1)) || (a4 == 1 && a25 == 10)) || (((((0 < 549038 + 5 * ((a29 * 9 / 10 + 1) / 5) && a25 == 11) && (0 < 5 * ((a29 * 9 / 10 + 1) / 5) + 549033 || !(0 == (a29 * 9 / 10 + 1) % 5))) && 217784 <= a23) && a29 <= 220) && a4 == 1)) || ((0 < 549038 + 5 * ((a29 * 9 / 10 + 1) / 5) && a25 == 12) && (0 < 5 * ((a29 * 9 / 10 + 1) / 5) + 549033 || !(0 == (a29 * 9 / 10 + 1) % 5)))) || (((a25 == 13 && a23 + 43 <= 0) && 245 < a29) && a29 <= 274)) || (((0 < 549038 + 5 * ((a29 * 9 / 10 + 1) / 5) && (0 < 5 * ((a29 * 9 / 10 + 1) / 5) + 549033 || !(0 == (a29 * 9 / 10 + 1) % 5))) && a25 == 10) && a29 <= 130)) || ((((0 < 549038 + 5 * ((a29 * 9 / 10 + 1) / 5) && a23 + 43 <= 0) && a25 <= 10) && (0 < 5 * ((a29 * 9 / 10 + 1) / 5) + 549033 || !(0 == (a29 * 9 / 10 + 1) % 5))) && a29 <= 130)) || (a25 == 13 && a4 == 1)) || (570382 <= a29 && a4 == 1)) || ((245 < a29 && a25 == 11) && a4 == 1)) || (((((0 < 549038 + 5 * ((a29 * 9 / 10 + 1) / 5) && a29 <= 140) && 0 < a23 + 43) && a25 <= 10) && (0 < 5 * ((a29 * 9 / 10 + 1) / 5) + 549033 || !(0 == (a29 * 9 / 10 + 1) % 5))) && a23 <= 138)) || ((245 < a29 && a25 == 11) && a23 <= 138)) || ((((a25 == 13 && 0 < 549038 + 5 * ((a29 * 9 / 10 + 1) / 5)) && 0 < a23 + 43) && (0 < 5 * ((a29 * 9 / 10 + 1) / 5) + 549033 || !(0 == (a29 * 9 / 10 + 1) % 5))) && a23 <= 138)) || ((((0 < 549038 + 5 * ((a29 * 9 / 10 + 1) / 5) && a29 <= 140) && a25 == 11) && (0 < 5 * ((a29 * 9 / 10 + 1) / 5) + 549033 || !(0 == (a29 * 9 / 10 + 1) % 5))) && a23 <= 138)) || ((a23 + 43 <= 0 && 245 < a29) && a25 <= 10) - InvariantResult [Line: 1038]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-11-20 05:37:44,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7846cd11-5d86-4cd3-8659-d657865efad3/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE